Photovoltaic power generation panel cleaning device

Abstract

The invention provides a photovoltaic power generation panel cleaning device, and relates to the technical field of photovoltaic power generation maintenance equipment.The photovoltaic power generation panel cleaning device comprises a track, the track is laid on one side of a plurality of photovoltaic power generation panels, a cleaning mechanism is arranged on the track, the cleaning mechanism comprises a moving assembly, the moving assembly is movably arranged on the track, and a cleaning assembly is arranged on the moving assembly; the track is laid on one side of the multiple photovoltaic power generation panels, the cleaning mechanism advances along the track laying route, when the cleaning mechanism passes to one side of each photovoltaic power generation panel, the photovoltaic power generation panels are cleaned, and the moving assembly bears the cleaning assembly and drives the cleaning assembly to move on the track. The photovoltaic power generation panel cleaning device is convenient to operate, the labor cost is reduced, dust, dirt and other impurities accumulated on the surfaces of the photovoltaic power generation panels are cleaned more efficiently, and the power generation efficiency of the photovoltaic power generation panels is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of photovoltaic power generation maintenance equipment, and in particular to a photovoltaic power generation panel cleaning device. 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 panels work by absorbing sunlight and converting it into electricity. However, over time, dust, dirt and other impurities accumulate on the surface of photovoltaic panels, which block sunlight from reaching the panels, reducing their efficiency in generating electricity.

[0004] Therefore, it is necessary to design a photovoltaic panel cleaning device to solve the above-mentioned technical problems. Summary of the invention

[0005] The present invention provides a photovoltaic panel cleaning device to solve the defects in the prior art.

[0006] The present invention provides a photovoltaic panel cleaning device, comprising: a track, the track is laid on one side of a plurality of photovoltaic panels, a cleaning mechanism is arranged on the track, the cleaning mechanism comprises a moving component, the moving component is movably arranged on the track, and a cleaning component is arranged on the moving component.

[0007] Preferably, the cleaning assembly includes a liquid storage tank, a support arm is provided on the top of the liquid storage tank, a horizontal adjustment module is provided on the support arm, a vertical adjustment module is provided on the horizontal adjustment module, and a spray module is provided on the vertical adjustment module, an adjusting chamber is provided in the support arm, the horizontal adjustment module includes a motor 1, the motor 1 is fixedly arranged on the top of the horizontal part of the adjusting chamber, a support plate is fixedly arranged in the adjusting chamber, a screw is rotatably provided on the inner wall of the adjusting chamber and the support plate, a moving block is sleeved on the screw, and limiting rods are fixedly provided on the top and bottom of the moving block, and the limiting rods are inserted in the inner wall of the adjusting chamber, a connecting column is provided on one side of the moving block, a moving groove is provided on the support arm, the connecting column passes through the moving groove and extends out of the support arm, and the vertical adjustment module is provided at the other end of the connecting column.

[0008] Preferably, the vertical adjustment module includes an adjusting column, which is fixedly arranged on the connecting column, an insertion cavity and a plurality of rolling cavities are provided in the adjusting column, the insertion cavity and the rolling cavity are communicated, a spray module is provided in the insert cavity, and the spray module includes a cleaning column, a rolling wheel is provided in the rolling cavity, the outer surface of the cleaning column is in contact with the plurality of rolling wheels, a movable plate is slidably provided on the top of the support arm, and limiting frames are respectively fixedly arranged at both ends of the outer surface of the adjusting column, and the two limiting frames are abutted against the two ends of the movable plate, a motor 2 is fixedly provided on the movable plate, and a spur gear is driven and connected to the output end of the motor 2, a tooth pattern is provided on the cleaning column facing the side of the spur gear, and the spur gear is connected to the cleaning column through the tooth pattern, and a limiting module is fixedly provided on the top of the movable plate.

[0009] Preferably, the limiting module includes a top plate, which is fixedly arranged on the top of the cleaning column, and a limiting frame is fixedly arranged on the top of the support arm corresponding to the bottom of the top plate, a limiting cavity is opened in the limiting frame, a buffer member is inserted in the limiting cavity, a buffer spring 1 is arranged between the bottom of the buffer member and the bottom of the limiting cavity, a buffer plate is arranged on the top of the buffer member, and a buffer spring 2 is partially sleeved on the buffer member between the buffer plate and the limiting frame.

[0010] Preferably, a liquid passing chamber is provided in the cleaning column, and an isolation plate is provided in the liquid storage box, and the isolation plate separates the liquid storage box into a liquid storage chamber and a liquid receiving chamber at the upper and lower parts. The liquid passing chamber is connected to the liquid storage chamber through a telescopic tube, and a water pump is provided on the telescopic tube. A pressure nozzle is provided at the bottom of the cleaning column, and a jet is provided on the cleaning column above the pressure nozzle.

[0011] Preferably, a liquid collecting nozzle is provided on the side of the liquid storage box facing the photovoltaic power generation panel, the liquid collecting nozzle is arranged below the lowest side of the photovoltaic power generation panel, and the liquid collecting nozzle is communicated with the liquid collecting cavity.

[0012] Preferably, it also includes:

[0013] Pressure detection module 1, used to measure the pressure at the nozzle outlet;

[0014] A second pressure detection module is used to measure the atmospheric pressure in the environment where the photovoltaic panel (1) is located;

[0015] A distance detection module, used to measure the vertical distance from the nozzle outlet to the surface of the photovoltaic power generation panel (1);

[0016] The injection force detection module is used to measure the real-time injection force of the nozzle;

[0017] An alarm module, used for issuing an alarm;

[0018] A calculation module 1, used for calculating the jet force coefficient of the nozzle based on the pressure at the nozzle outlet;

[0019] A processing module, used for comparing the injection force coefficient of the nozzle obtained by the calculation module 1 with the rated injection force coefficient of the nozzle;

[0020] Control module, when the injection force coefficient of the nozzle is greater than the rated injection force coefficient of the nozzle, the control alarm module will sound an alarm and control the cleaning device to stop working and report for repair. When the injection force coefficient of the nozzle is less than or equal to the rated injection force coefficient of the nozzle, the cleaning device will work normally.

[0021] Preferably, the calculation module 1 calculates based on the following formula 1:

[0022]

[0023] G is the spray force coefficient of the nozzle, ρ is the density of the cleaning fluid, S is the area of ​​the photovoltaic panel, Re is the Reynolds number, f1 is the friction factor between the cleaning fluid and the pressure nozzle, f2 is the friction factor between the cleaning fluid and the liquid chamber, r1 is the lowest height of the liquid chamber, r2 is the highest height of the liquid chamber, n is the number of nozzles in the pressure nozzle, l is the vertical distance from the nozzle outlet to the surface of the photovoltaic panel, and d is the nozzle in the pressure nozzle. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] 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.

[0025] Figure 1 It is a schematic diagram of the overall structure provided by an embodiment of the present invention;

[0026] Figure 2 is a schematic diagram of the cross-sectional structure of a cleaning column provided by an embodiment of the present invention;

[0027] Figure 3 is a schematic diagram of a cross-sectional structure of a support arm provided by an embodiment of the present invention;

[0028] Figure 4 yes Figure 2 The structural diagram of part A in the figure;

[0029] Figure 5 yes Figure 2 Schematic diagram of the structure of part B.

[0030] Reference numerals:

[0031] 1. Photovoltaic panel; 2. Track; 3. Cleaning mechanism; 31. Moving assembly; 32. Cleaning assembly; 321. Liquid storage box; 322. Support arm; 3221. Adjustment cavity; 323. Horizontal adjustment module; 3231. Motor 1; 3232. Support plate; 3233. Screw; 3234. Moving block; 3235. Limit rod; 3236. Connecting column; 3237. Moving slot; 324. Vertical adjustment module; 3241. Adjustment column; 3242. Insertion cavity; 3243. Rolling cavity; 3244. Cleaning column; 3245. Rolling wheel; 3246. Motor 2; 3247, limit module; 32471, top plate; 32472, limit frame; 32473, limit cavity; 32474, buffer; 32475, buffer spring 1; 32476, buffer spring 2; 32477, buffer plate; 3248, liquid passage cavity; 3249, isolation plate; 3250, liquid storage cavity; 3251, liquid collection cavity; 3252, telescopic tube; 3253, water pump; 3254, pressure nozzle; 3255, jet; 3256, liquid collection nozzle; 3257, spur gear; 3258, movable plate; 3259, limit frame. DETAILED DESCRIPTION

[0032] 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.

[0033] 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.

[0034] The present invention provides the following embodiments

[0035] Example 1

[0036] The embodiment of the present invention provides a photovoltaic panel cleaning device, such as Figure 1-Figure 5As shown, it includes: a track 2, which is laid on one side of a plurality of photovoltaic panels 1, and a cleaning mechanism 3 is arranged on the track 2. The cleaning mechanism 3 includes a moving component 31, and the moving component 31 is movably arranged on the track 2, and a cleaning component 32 is arranged on the moving component 31.

[0037] The working principle and beneficial effects of the above technical solution are as follows: the track 2 is laid on one side of multiple photovoltaic panels 1, and the cleaning mechanism 3 moves along the route laid by the track 2. When the cleaning mechanism 3 passes by one side of each photovoltaic panel 1, the photovoltaic panel 1 is cleaned. The moving component 31 carries the cleaning component 32 and moves on the track 2 with the cleaning component 32. The cleaning component 32 performs targeted cleaning on the obliquely arranged photovoltaic panels 1. After cleaning one photovoltaic panel 1, it continues to move forward to clean the next photovoltaic panel 1. The cleaning device is easy to operate, reduces labor costs, and more efficiently cleans dust, dirt and other impurities accumulated on the surface of the photovoltaic panel, thereby improving the power generation efficiency of the photovoltaic panel.

[0038] Example 2

[0039] On the basis of Example 1, Figure 1-Figure 5 As shown, the cleaning assembly 32 includes a liquid storage box 321, a support arm 322 is provided on the top of the liquid storage box 321, a horizontal adjustment module 323 is provided on the support arm 322, a vertical adjustment module 324 is provided on the horizontal adjustment module 323, a spray module is provided on the vertical adjustment module 324, an adjustment chamber 3221 is provided in the support arm 322, the horizontal adjustment module 323 includes a motor 3231, the motor 3231 is fixedly arranged on the top of the horizontal part of the adjustment chamber 3221, a support plate 3232 is fixedly arranged in the adjustment chamber 3221, and the adjustment chamber 3221 is provided with a support plate 3232. A screw rod 3233 is rotatably provided on the inner wall of the cavity 3221 and the support plate 3232, a moving block 3234 is sleeved on the screw rod 3233, and limiting rods 3235 are fixedly provided on the top and bottom of the moving block 3234, respectively, and the limiting rods 3235 are inserted into the inner wall of the adjusting cavity 3221, a connecting column 3236 is provided on one side of the moving block 3234, a moving groove 3237 is opened on the support arm 322, the connecting column 3236 passes through the moving groove 3237 and extends out of the support arm 322, and a vertical adjustment module 324 is provided at the other end of the connecting column 3236.

[0040] The working principle and beneficial effects of the above technical solution are as follows: the liquid storage tank 321 supports the support arm 322, the support arm 322 supports the horizontal adjustment module 323 and the vertical adjustment module 324, the vertical adjustment module 324 supports the spray module, the liquid storage tank 321 stores cleaning liquid, the adjustment cavity 3221 in the support arm 322 fixes the motor 1 3231, the inner wall of the adjustment cavity 3221 and the support plate 3232 support the screw 3233, and the motor 1 3231 drives the screw 3233. 233 rotates, the screw 3233 supports the moving block 3234, and limit rods 3235 are set on the top and bottom of the moving block 3234 to stably fix the moving block 3234 on the screw 3233. When the screw 3233 rotates, the moving block 3234 moves left and right on the screw 3233, and the moving block 3234 supports and fixes the connecting column 3236. The moving groove 3237 avoids the connecting column 3236, which makes it convenient for the moving column to drive the vertical adjustment module 324 to move horizontally synchronously.

[0041] Example 3

[0042] On the basis of Example 2, Figure 1-Figure 5 As shown, the vertical adjustment module 324 includes an adjustment column 3241, and the adjustment column 3241 is fixedly arranged on the connecting column 3236. An insertion cavity 3242 and a plurality of rolling cavities 3243 are provided in the adjustment column 3241. The insertion cavity 3242 and the rolling cavity 3243 are communicated. A spray module is provided in the insertion cavity 3242. The spray module includes a cleaning column 3244. A rolling wheel 3245 is provided in the rolling cavity 3243. The outer surface of the cleaning column 3244 is in contact with the plurality of rolling wheels 3245. The top sliding surface of the support arm 322 A movable plate 3258 is dynamically provided, and limiting frames 3259 are fixedly provided at both ends of the outer surface of the adjusting column 3241, and the two limiting frames 3259 are abutted against the two ends of the movable plate 3258. A motor 2 3246 is fixedly provided on the movable plate 3258, and the output end of the motor 2 3246 is driven and connected with a spur gear 3257. The cleaning column 3244 is provided with teeth on one side facing the spur gear 3257, and the spur gear 3257 is connected to the cleaning column 3244 through the teeth. A limiting module 3247 is fixedly provided on the top of the movable plate 3258.

[0043] The working principle and beneficial effects of the above technical solution are as follows: the connecting column 3236 fixes the adjusting column 3241, the insert cavity 3242 limits the rolling wheel 3245, the insert cavity 3242 limits the cleaning column 3244, and the plurality of rolling wheels 3245 convert the friction in the cleaning column 3244 and the adjusting column 3241 from moving friction to rolling friction, thereby reducing the wear between the cleaning column 3244 and the adjusting column 3241, the support arm 322 performs sliding support and position limiting on the moving plate 3258, the adjusting column 3241 fixes the limiting frame 3259, the limiting frame 3259 limits the moving plate 3258, and the adjusting column 3241 carries the cleaning When the cleaning column 3244 moves, it simultaneously drives the moving plate 3258 to move horizontally. The moving plate 3258 supports the motor 2 3246. The motor 2 3246 drives the spur gear 3257 to rotate. The spur gear 3257 meshes with the teeth on the cleaning column 3244 to adjust the vertical up and down movement of the cleaning column 3244 in the adjusting column 3241, thereby adjusting the distance between the bottom of the cleaning column 3244 and the photovoltaic panel 1, so as to accurately clean each part of the photovoltaic panel 1. The moving plate 3258 supports and fixes the limit module 3247, and the limit module 3247 limits the lowest descending position of the cleaning column 3244.

[0044] Example 4

[0045] On the basis of Example 3, Figure 1-Figure 5 As shown, the limiting module 3247 includes a top plate 32471, and the top plate 32471 is fixedly arranged on the top of the cleaning column 3244, and a limiting frame 32472 is fixedly arranged on the top of the supporting arm 322 corresponding to the top plate 32471, and a limiting cavity 32473 is provided in the limiting frame 32472, and a buffer member 32474 is inserted in the limiting cavity 32473, and a buffer spring 1 32475 is arranged between the bottom of the buffer member 32474 and the bottom of the limiting cavity 32473, and a buffer plate 32477 is arranged on the top of the buffer member 32474, and a buffer spring 2 32476 is partially sleeved on the buffer member 32474 between the buffer plate 32477 and the limiting frame 32472.

[0046] The working principle and beneficial effects of the above technical scheme are as follows: the cleaning column 3244 provides fixed support for the top plate 32471, the movable plate 3258 provides fixed support for the limit frame 32472, the limit frame 32472 limits the buffer member 32474, the buffer member 32474 supports the buffer plate 32477, the buffer spring 1 32475 buffers the limit frame 32472 and the bottom of the buffer member 32474, the buffer spring 2 32476 buffers the top of the limit frame 32472 and the buffer plate 32477, when the cleaning column 3244 descends to the lowest position, the bottom surface of the top plate 32471 abuts against the top surface of the buffer plate 32477, and the buffer plate 32477 buffers the descending cleaning column 3244 to stop it from descending.

[0047] Example 5

[0048] On the basis of Example 4, Figure 1-Figure 5 As shown, a liquid passing chamber 3248 is provided in the cleaning column 3244, and an isolation plate 3249 is provided in the liquid storage box 321. The isolation plate 3249 separates the liquid storage box 321 into a liquid storage chamber 3250 and a liquid receiving chamber 3251. The liquid passing chamber 3248 is connected to the liquid storage chamber 3250 through a telescopic tube 3252. A water pump 3253 is provided on the telescopic tube 3252. A pressure nozzle 3254 is provided at the bottom of the liquid passing chamber 3248 and the cleaning column 3244, and a jet 3255 is provided on the cleaning column 3244 above the pressure nozzle 3254.

[0049] The working principle and beneficial effects of the above technical solution are as follows: the liquid storage box 321 fixes the isolation plate 3249, the liquid storage chamber 3250 is used to store the cleaning liquid, and the telescopic tube 3252 draws the cleaning liquid in the liquid storage chamber 3250 into the liquid storage chamber 3250 under the action of the water pump 3253, and then sprays it out through the pressure nozzle 3254 at the bottom of the cleaning column 3244 to clean the photovoltaic panel 1 below. After the photovoltaic panel 1 is cleaned, the jet 3255 on the cleaning column 3244 sprays the photovoltaic panel 1 to accelerate the drying of the photovoltaic panel 1 and prevent excessive residual cleaning liquid from affecting the normal operation of the photovoltaic panel 1.

[0050] Example 6

[0051] On the basis of Example 5, Figure 1-Figure 5 As shown, a liquid collecting nozzle 3256 is provided on the side of the liquid storage box 321 facing the photovoltaic power generation panel 1 . The liquid collecting nozzle 3256 is arranged below the lowest side of the photovoltaic power generation panel 1 . The liquid collecting nozzle 3256 is communicated with the liquid collecting cavity 3251 .

[0052] The working principle and beneficial effects of the above technical solution are as follows: when cleaning the photovoltaic panel 1, the cleaning liquid flows downward along the photovoltaic panel 1 under the action of gravity, and the liquid collecting nozzle 3256 collects the flowing cleaning liquid and impurities into the liquid collecting chamber 3251, which not only prevents the cleaning liquid from spilling on the ground and the track 2 to pollute the environment and corrode the track 2, but also allows the cleaning liquid to be taken back for recycling and reuse, saving costs.

[0053] Example 7

[0054] On the basis of Example 6, the invention further comprises:

[0055] Pressure detection module 1, used to measure the pressure at the nozzle outlet;

[0056] The second pressure detection module is used to measure the atmospheric pressure in the environment where the photovoltaic panel 1 is located;

[0057] A distance detection module is used to measure the vertical distance from the nozzle outlet to the surface of the photovoltaic panel 1;

[0058] The injection force detection module is used to measure the real-time injection force of the nozzle;

[0059] An alarm module, used for issuing an alarm;

[0060] A calculation module 1, used for calculating the jet force coefficient of the nozzle based on the pressure at the nozzle outlet;

[0061] A processing module, used for comparing the injection force coefficient of the nozzle obtained by the calculation module 1 with the rated injection force coefficient of the nozzle;

[0062] Control module, when the injection force coefficient of the nozzle is greater than the rated injection force coefficient of the nozzle, the control alarm module will sound an alarm and control the cleaning device to stop working and report for repair. When the injection force coefficient of the nozzle is less than or equal to the rated injection force coefficient of the nozzle, the cleaning device will work normally.

[0063] The working principle and beneficial effects of the above technical scheme are as follows: the pressure detection module 1 measures the pressure at the nozzle outlet, the pressure detection module 2 measures the atmospheric pressure in the environment where the photovoltaic panel 1 is located, the distance detection module measures the vertical distance from the nozzle outlet to the surface of the photovoltaic panel 1, the jet force detection module measures the real-time jet force of the nozzle, the alarm module is used to issue an alarm, the calculation module 1 calculates the jet force coefficient of the nozzle based on the pressure at the nozzle outlet, the processing module compares the jet force coefficient of the nozzle obtained by the calculation module 1 with the rated jet force coefficient of the nozzle, when the jet force coefficient of the nozzle is greater than the rated jet force coefficient of the nozzle, the control module controls the alarm module to issue an alarm and at the same time controls the cleaning device to stop working and report for repair, and when the jet force coefficient of the nozzle is less than or equal to the rated jet force coefficient of the nozzle, the cleaning device works normally.

[0064] Example 8

[0065] Based on Example 7, the calculation module 1 calculates based on the following formula 1:

[0066]

[0067] G is the spray force coefficient of the nozzle, ρ is the density of the cleaning fluid, S is the area of ​​the photovoltaic panel, Re is the Reynolds number, f1 is the friction factor between the cleaning fluid and the pressure nozzle 3254, f2 is the friction factor between the cleaning fluid and the liquid chamber 3248, r1 is the lowest height of the liquid chamber 3248, r2 is the highest height of the liquid chamber 3248, n is the number of nozzles in the pressure nozzle 3254, l is the vertical distance from the nozzle outlet to the surface of the photovoltaic panel, d is the diameter of the nozzle in the pressure nozzle 3254, p1 is the pressure at the nozzle outlet, p2 is the atmospheric pressure, and F is the real-time spray force of the nozzle.

[0068] The working principle and beneficial effects of the above technical solution are: Calculate the flow rate at the nozzle outlet by Calculate the jet resistance coefficient by The injection force coefficient of the nozzle is calculated. When the real-time injection force of the nozzle is greater than the injection force coefficient of the nozzle, the control module controls the alarm module to sound an alarm and at the same time controls the cleaning device to stop working and report for repair. When the real-time injection force of the nozzle is less than or equal to the injection force coefficient of the nozzle, the cleaning device works normally.

[0069] 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. A photovoltaic panel cleaning device, characterized in that: include: A track (2), the track (2) being laid on one side of a plurality of photovoltaic panels (1), the track (2) being provided with a cleaning mechanism (3), the cleaning mechanism (3) comprising a moving component (31), the moving component (31) being movably arranged on the track (2), and the moving component (31) being provided with a cleaning component (32).

2. A photovoltaic panel cleaning device according to claim 1, characterized in that: The cleaning assembly (32) comprises a liquid storage box (321), a support arm (322) is arranged on the top of the liquid storage box (321), a horizontal adjustment module (323) is arranged on the support arm (322), a vertical adjustment module (324) is arranged on the horizontal adjustment module (323), a spray module is arranged on the vertical adjustment module (324), an adjustment cavity (3221) is opened in the support arm (322), the horizontal adjustment module (323) comprises a motor 1 (3231), the motor 1 (3231) is fixedly arranged on the top of the horizontal part of the adjustment cavity (3221), a support plate (3232) is fixedly arranged in the adjustment cavity (3221), and the adjustment cavity (3221) is provided with a support plate (3232). A screw rod (3233) is rotatably arranged on the inner wall of the adjusting cavity (3221) and the supporting plate (3232), a moving block (3234) is sleeved on the screw rod (3233), and limiting rods (3235) are fixedly arranged on the top and bottom of the moving block (3234), respectively, and the limiting rods (3235) are inserted into the inner wall of the adjusting cavity (3221), a connecting column (3236) is arranged on one side of the moving block (3234), a moving groove (3237) is opened on the supporting arm (322), the connecting column (3236) passes through the moving groove (3237) and extends out of the supporting arm (322), and a vertical adjustment module (324) is arranged on the other end of the connecting column (3236).

3. A photovoltaic panel cleaning device according to claim 2, characterized in that: The vertical adjustment module (324) includes an adjustment column (3241), the adjustment column (3241) is fixedly arranged on the connecting column (3236), an insertion cavity (3242) and a plurality of rolling cavities (3243) are provided in the adjustment column (3241), the insertion cavity (3242) and the rolling cavity (3243) are communicated, a spray module is provided in the insertion cavity (3242), the spray module includes a cleaning column (3244), a rolling wheel (3245) is provided in the rolling cavity (3243), the outer surface of the cleaning column (3244) is in contact with the plurality of rolling wheels (3245), and the top of the support arm (322) slides A movable plate (3258) is provided, and limiting frames (3259) are respectively fixedly provided at both ends of the outer surface of the adjusting column (3241), and the two limiting frames (3259) are abutted against the two ends of the movable plate (3258). A second motor (3246) is fixedly provided on the movable plate (3258), and the output end of the second motor (3246) is drivingly connected to a spur gear (3257). A tooth pattern is provided on a side of the cleaning column (3244) facing the spur gear (3257), and the spur gear (3257) is connected to the cleaning column (3244) through the tooth pattern. A limiting module (3247) is fixedly provided on the top of the movable plate (3258).

4. A photovoltaic panel cleaning device according to claim 3, characterized in that: The limiting module (3247) includes a top plate (32471), which is fixedly arranged on the top of the cleaning column (3244); a limiting frame (32472) is fixedly arranged on the top of the supporting arm (322) corresponding to the top plate (32471); a limiting cavity (32473) is provided in the limiting frame (32472); a buffer member (32474) is inserted in the limiting cavity (32473); a buffer spring 1 (32475) is arranged between the bottom of the buffer member (32474) and the bottom of the limiting cavity (32473); a buffer plate (32477) is arranged on the top of the buffer member (32474); and a buffer spring 2 (32476) is partially sleeved on the buffer member (32474) between the buffer plate (32477) and the limiting frame (32472).

5. A photovoltaic panel cleaning device according to claim 4, characterized in that: The cleaning column (3244) is provided with a liquid passing chamber (3248), and the liquid storage box (321) is provided with an isolation plate (3249). The isolation plate (3249) separates the liquid storage box (321) into a liquid storage chamber (3250) and a liquid receiving chamber (3251) at the top and bottom. The liquid passing chamber (3248) is connected to the liquid storage chamber (3250) via a telescopic tube (3252), and a water pump (3253) is provided on the telescopic tube (3252). A pressure nozzle (3254) is provided between the liquid passing chamber (3248) and the bottom of the cleaning column (3244), and a jet (3255) is provided on the cleaning column (3244) above the pressure nozzle (3254).

6. A photovoltaic panel cleaning device according to claim 5, characterized in that: A liquid collection nozzle (3256) is provided on the side of the liquid storage box (321) facing the photovoltaic power generation panel (1), and the liquid collection nozzle (3256) is arranged below the lowest side of the photovoltaic power generation panel (1), and the liquid collection nozzle (3256) is connected to the liquid collection cavity (3251).

7. A photovoltaic panel cleaning device according to claim 6, characterized in that: Also includes: Pressure detection module 1, used to measure the pressure at the nozzle outlet; A second pressure detection module is used to measure the atmospheric pressure in the environment where the photovoltaic panel (1) is located; A distance detection module, used to measure the vertical distance from the nozzle outlet to the surface of the photovoltaic power generation panel (1); The injection force detection module is used to measure the real-time injection force of the nozzle; An alarm module, used for issuing an alarm; A calculation module 1, used for calculating the jet force coefficient of the nozzle based on the pressure at the nozzle outlet; A processing module, used for comparing the injection force coefficient of the nozzle obtained by the calculation module 1 with the rated injection force coefficient of the nozzle; Control module, when the injection force coefficient of the nozzle is greater than the rated injection force coefficient of the nozzle, the control alarm module will sound an alarm and control the cleaning device to stop working and report for repair. When the injection force coefficient of the nozzle is less than or equal to the rated injection force coefficient of the nozzle, the cleaning device will work normally.

8. A photovoltaic panel cleaning device according to claim 7, characterized in that: The calculation module 1 calculates based on the following formula 1: G is the spray force coefficient of the nozzle, ρ is the density of the cleaning fluid, S is the area of ​​the photovoltaic panel, Re is the Reynolds number, f1 is the friction coefficient between the cleaning fluid and the pressure nozzle (3254), f2 is the friction coefficient between the cleaning fluid and the liquid chamber (3248), r1 is the lowest height of the liquid chamber (3248), r2 is the highest height of the liquid chamber (3248), n is the number of nozzles in the pressure nozzle (3254), l is the vertical distance from the nozzle outlet to the surface of the photovoltaic panel, d is the diameter of the nozzle in the pressure nozzle (3254), p1 is the pressure at the nozzle outlet, p2 is the atmospheric pressure, and F is the real-time spray force of the nozzle.

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