Disclosure of Invention
The invention aims to provide a self-drainage cleaning device of an offshore photovoltaic cable membrane floating island structure, which aims to solve the problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a self-draining cleaning device of marine photovoltaic cable membrane floating island structure, includes floating island subassembly, adjusting part and drainage cleaning part all set up in the below of floating island subassembly.
The adjusting component comprises a pontoon, the inside of pontoon is fixedly provided with limit sleeve, limit sleeve's lower extreme is fixedly provided with places the box, place the inside of box and fixedly be provided with elastic air bag, limit sleeve's one end activity is provided with the gag lever post, the one end of gag lever post is fixedly provided with the alignment jig, the below of alignment jig is fixedly provided with flexible gasbag, the one end of flexible gasbag is fixedly provided with the regulation shell.
The sewage water draining and cleaning assembly comprises a water inlet pipe, a diverter valve is fixedly arranged at one end of the water inlet pipe, a sewage water collecting pipe is fixedly arranged at one end of the diverter valve, a sewage water tank is fixedly arranged at one end of the sewage water collecting pipe, a fresh water collecting pipe is fixedly arranged at one end, far away from the sewage water collecting pipe, of the diverter valve, and a fresh water tank is fixedly arranged at one end of the fresh water collecting pipe.
Preferably, the stop lever activity runs through the flotation pontoon and extends to the inside of limit sleeve, the spacing groove has been seted up to the position that the stop lever is connected with limit sleeve, the one end activity of regulating frame runs through the flotation pontoon and extends to the inside of adjusting the shell, and the spout has been seted up to the position that the regulating frame is connected with adjusting the shell, the fixed surface central point who sets up in the flotation pontoon of adjusting the shell.
Preferably, the inside of flotation pontoon is fixed and is provided with the diaphragm, the fixed surface of diaphragm is provided with raceway and intake pipe, the fixed surface of intake pipe is provided with first control valve and second control valve, and the second control valve is located the below of first control valve, the fixed regulation air pump that is provided with of one end of intake pipe, the fixed shower that is provided with of one end of raceway.
Preferably, the one end of first control valve is fixed and is provided with the gas-supply pipe, the one end of second control valve is fixed and is provided with the gas tube, the gas tube is fixed to run through the regulation shell and extend to flexible gasbag's inside, and the one end and the flexible gasbag of gas tube are linked together, the fixed surface of flotation pontoon is provided with the mount, the fixed surface of mount is provided with fixed cable.
Preferably, the sewage drain pipe is fixedly arranged at one end of the sewage tank, the drain valve is fixedly arranged at one end of the sewage drain pipe, which is close to the sewage tank, the sewage vent pipe is fixedly arranged above the sewage tank, the sewage air pump is fixedly arranged at one end, which is far away from the sewage tank, of the sewage vent pipe, and the sewage air pump is fixedly arranged above the floating island component.
Preferably, a fresh water feeding pipe is fixedly arranged above the fresh water tank and communicated with the water delivery pipe, a fresh water vent pipe is fixedly arranged at one end of the fresh water tank and communicated with the air inlet pipe, and a fresh water collecting pipe is fixedly arranged between the fresh water tank and the diverter valve.
Preferably, the floating island assembly comprises a main floating pipe, a horizontal connecting plate is fixedly arranged at the lower end of the main floating pipe, a film is movably arranged on the surface of the horizontal connecting plate, a plurality of photovoltaic plates are fixedly arranged above the film, a reinforcing inhaul cable is fixedly arranged on the surface of the film, and the water inlet pipe fixedly penetrates through and extends to the upper side of the film.
Preferably, the surface fixing of main float pipe is provided with the floor, the floor is fixed to be set up between main float pipe and horizontal connecting plate, the top activity of film is provided with the clamp plate, the film activity sets up between horizontal connecting plate and clamp plate, and passes through bolt fixed connection between clamp plate and the horizontal connecting plate.
Preferably, each pair of corner points of the reinforcing cable and the main floating pipe are connected in pairs, the reinforcing cables are respectively arranged on the upper side and the lower side of the film, the fixing cables are arranged between the main floating pipe and the fixing frame, the number of the fixing cables is multiple, and the fixing cables are annularly and fixedly arranged on the surface of the fixing frame.
The invention has the technical effects and advantages that:
1. According to the invention, the stability between the main floating pipes is enhanced by arranging the horizontal connecting plates and the rib plates to be matched with each other, the influence of excessive bending or deformation of the horizontal connecting plates on the stability of the floating island frame is avoided, the horizontal connecting plates and the pressing plates are matched with each other, the edges of the thin film are fixed by the bolts, so that the fixation between the thin film and the main floating pipes is enhanced, the separation between the thin film and the main floating pipes caused by excessive fluctuation of wind waves is avoided, the upper side and the lower side of the thin film are restrained by arranging the reinforced inhaul cables to improve the stress capability of the thin film, so that the overall stability of the floating island assembly is improved, the fixing frame and the fixing inhaul cable are arranged to fix the floating pontoon and the main floating pipes, the influence of excessive fluctuation of the floating pontoon caused by the wind waves on the overall stability of the floating island assembly is avoided, and the floating island assembly is matched with the adjusting assembly, and the floating island assembly has good stability and wind wave resistance in the use process.
2. According to the invention, the adjustment assembly and the drainage cleaning assembly are matched with each other, the water accumulation amount on the floating island assembly can be detected according to the deformation amount of the elastic air bag, when the deformation amount of the elastic air bag exceeds a threshold value, the inflation amount inside the telescopic air bag can be adjusted according to the deformation amount of the elastic air bag, so that the height of the adjustment frame is adjusted, the gradient of the film is adjusted, the higher the height of the adjustment frame is, the faster the gradient of the film is, the water accumulation flow speed is, the water accumulation on the floating island assembly is convenient to collect and drain, and then the diversion valve is controlled to enable the wave water accumulation or rainwater accumulation on the floating island assembly to flow to the sewage water collecting pipe or the fresh water collecting pipe respectively through the water inlet pipe and then to be collected in the sewage tank or the fresh water tank respectively, and the purpose of collecting the wave water accumulation or the rainwater accumulation on the floating island assembly is realized.
3. According to the invention, when the volume of the surging water in the sewage tank reaches a sewage threshold, the sewage pump is opened, compressed air is introduced into the sewage tank through the sewage vent pipe, when the internal gas pressure of the sewage tank is higher than the external seawater pressure on the sewage tank, the drain valve is opened, the surging water in the sewage tank can be automatically discharged through the sewage drain pipe, when the surging water in the sewage tank reaches an initial threshold, the drain valves on the sewage pump and the sewage drain pipe are closed, the diverter valve is controlled to enable the sewage tank to continuously collect the surging water, repeated operation is realized, the purpose of quickly collecting and discharging the surging water on the floating island component is realized, when the photovoltaic panel is cleaned, the regulating frame is increased to a preset height through filling quantitative gas into the telescopic air bag, the gradient of the film is regulated to an optimal value, the flushing capacity of fresh water is strongest but the photovoltaic panel is not damaged, then the compressed air is led into the inside of the fresh water tank through the sewage drain pipe by opening the regulating air pump, when the internal gas pressure of the fresh water tank is higher than the external seawater pressure on the water tank, the fresh water tank is automatically diffused to the periphery of the fresh water tank through the water pipe, and the water pipe is discharged through the water pipe, and the water pipe is automatically sprayed to the surface of the photovoltaic panel, and the surface of the photovoltaic panel is conveniently cleaned.
Detailed Description
The technical solutions of 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, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present invention are within the scope of protection of the present invention.
As shown in fig. 1 and 2, the self-drainage cleaning device of the floating island structure of the offshore photovoltaic cable membrane comprises a floating island component 1, an adjusting component 2 and a drainage cleaning component 3, wherein the adjusting component 2 and the drainage cleaning component 3 are arranged below the floating island component 1.
When the floating island device is used, the buoyancy of the pontoon 201 is regulated through the regulating component 2, the gravity center of the pontoon 201 is regulated, the stability of the floating island component 1 is enhanced, the floating island device is used for resisting the wind and wave conditions with different sizes, the purpose of quickly collecting and discharging the surging water and the accumulated water on the floating island component 1 and the purpose of quickly collecting the accumulated water and cleaning the photovoltaic panel 107 are realized through the mutual cooperation of the regulating component 2 and the water discharging cleaning component 3.
As shown in fig. 3 to 6, the floating island assembly 1 includes a main floating pipe 101, a horizontal connecting plate 102 is fixedly disposed at the lower end of the main floating pipe 101, a thin film 105 is movably disposed on the surface of the horizontal connecting plate 102, a plurality of layers of photovoltaic panels 107 are fixedly disposed above the thin film 105, reinforcing cables 106 are fixedly disposed on the surface of the thin film 105, a water inlet pipe 304 fixedly penetrates and extends to the upper side of the thin film 105, rib plates 103 are fixedly disposed on the surface of the main floating pipe 101, the rib plates 103 are fixedly disposed between the main floating pipe 101 and the horizontal connecting plate 102, a pressing plate 104 is movably disposed above the thin film 105, the thin film 105 is movably disposed between the horizontal connecting plate 102 and the pressing plate 104, the pressing plate 104 is fixedly connected with the horizontal connecting plate 102 through bolts, the reinforcing cables 106 are connected with each pair of corner points of the main floating pipe 101, the reinforcing cables 106 are respectively disposed on the upper side and the lower side of the thin film 105, the fixing cables 213 are disposed between the main floating pipe 101 and the fixing frame 212, the number of the fixing cables 213 are plural, and the fixing cables 213 are fixedly disposed on the surface of the fixing frame 212 in a ring shape.
During the use, through setting up main floating pipe 101 and providing buoyancy support, a plurality of shapes are the main floating pipe 101 head and the tail welding of pipe encloses into polygon floating island frame, the limit number is generally more than 4 and is generally even, typical shape is the hexagon, the diameter is generally 1 ~ 1.5m, and the buoyancy of main floating pipe 101 should be greater than the whole floating island subassembly 1 and all wave and water-free the superficial weight, guarantee the normal steady operation of floating island subassembly 1, through horizontal connecting plate 102 and floor 103 cooperation, stability between the reinforcing main floating pipe 101, avoid horizontal connecting plate 102 to take place the stability of crooked or deformation too big influence floating island frame, through horizontal connecting plate 102 and clamp plate 104 cooperation, and fix the edge of film 105 through the bolt, make and form a space of upper portion uncovered and lower part watertight between film 105 and the main floating pipe 101, thereby strengthen the fixed between film 105 and the main floating pipe 101, avoid making the film 105 separate because of the excessive fluctuation between film 105 and the main floating pipe 101, through setting up reinforcing cable 106 in the upper and lower both sides of film 105, through the upper and lower both sides on film 105 mutually supporting, thereby the island 105 is improved, the stability of the island 105 is improved, and the film 105 is carried out to the film 105 and the film 105 is greatly is improved to the film 105 and the requirement is carried out to the film 105 according to the mode of the regulation of the great fluctuation of the fluctuation demand of the film 105.
As shown in fig. 7 to 10, the adjusting assembly 2 comprises a pontoon 201, a limit sleeve 204 is fixedly arranged in the pontoon 201, a placing box 202 is fixedly arranged at the lower end of the limit sleeve 204, an elastic air bag 203 is fixedly arranged in the placing box 202, a limit rod 205 is movably arranged at one end of the limit sleeve 204, an adjusting frame 206 is fixedly arranged at one end of the limit rod 205, a telescopic air bag 208 is fixedly arranged below the adjusting frame 206, an adjusting housing 207 is fixedly arranged at one end of the telescopic air bag 208, the limit rod 205 movably penetrates through the pontoon 201 and extends into the limit sleeve 204, a limit groove is formed at the position where the limit rod 205 is connected with the limit sleeve 204, one end of the adjusting frame 206 movably penetrates through the pontoon 201 and extends into the adjusting housing 207, a slide groove is formed at the position where the adjusting frame 206 is connected with the adjusting housing 207, and the adjusting housing 207 is fixedly arranged at the center of the surface of the pontoon 201; the inside of flotation pontoon 201 is fixed and is provided with diaphragm 211, diaphragm 211's fixed surface is provided with raceway 209 and intake pipe 210, intake pipe 210's fixed surface is provided with first control valve 215 and second control valve 216, and second control valve 216 is located the below of first control valve 215, intake pipe 210's fixed regulation air pump 214 that is provided with, the fixed shower 219 that is provided with in one end of raceway 209, the fixed gas-supply pipe 217 that is provided with in one end of first control valve 215, the fixed gas-supply pipe 218 that is provided with of one end of second control valve 216, the gas-supply pipe 218 is fixed to run through regulation shell 207 and extend to telescopic airbag 208's inside, and the one end and the telescopic airbag 208 of gas-supply pipe 218 are linked together, flotation pontoon 201's fixed surface is provided with mount 212, the fixed cable 213 that is provided with of mount 212.
During the use, because the excessive wind and waves cause the rocking of the floating island subassembly 1 easily, influence the stability of the floating island subassembly 1, so through setting up the buoyancy size of adjusting part 2 change flotation pontoon 201 in order to adjust flotation pontoon 201, realize the focus adjustment to flotation pontoon 201, strengthen the whole balancing ability of floating island subassembly 1, through setting up diaphragm 211, divide into two cabin bodies from top to bottom with flotation pontoon 201, lower part cabin body is filled with water and is provided the counter weight, upper portion cabin body is the air cabin, thereby make flotation pontoon 201 constitute the structure of heavy and light down, stably float in the surface of water, through setting up mount 212 and fixed cable 213, fix flotation pontoon 201 and main float pipe 101, avoid flotation pontoon 201 to influence the overall stability of floating island subassembly 1 because of the excessive wind and wave range, adjust the volume of flotation pontoon 201 according to the different degree that the wave is fluctuated, open adjusting air pump 214 and first control valve 215, close second control valve 216, carry out or aerify to the volume of gas in flotation pontoon 201 through intake pipe 210, thereby change the inside gas volume in the air cabin 201, the inside the air cabin, the air cabin is big, the air cabin is the size, thereby the buoyancy island 201 is formed down is heavy and the structure is heavy, the influence of the floating island 1 is greatly is avoided because of rocking the effect is greatly to the effect is greatly-loaded because of the buoyancy of the floating island 1.
When the floating island assembly 1 normally operates, the height of the adjusting frame 206 is at the initial position, the telescopic airbag 208 has a supporting force on the adjusting frame 206, and the elastic airbag 203 is not deformed, so the adjusting frame 206 plays a role in supporting the film 105, the middle position of the film 105 is prevented from collapsing easily due to overlong using time, the subsequent drainage cleaning is influenced, when the surging water or rainwater is accumulated in the floating island assembly 1, the film 105 is greatly pressurized due to excessive accumulated water, when the gravity of the accumulated water is greater than the supporting force of the telescopic airbag 208, the adjusting frame 206 drives the limiting rod 205 to move downwards along the limiting sleeve 204, the telescopic airbag 208 is compressed, the elastic airbag 203 is compressed by the downward pressure of the limiting rod 205, when the accumulated water on the film 105 is more, the pressure on the adjusting frame 206 is greater, the deformation amount of the elastic airbag 203 is greater, the method comprises the steps of detecting the water accumulation amount on the floating island assembly 1 according to the deformation amount of the elastic air bag 203, closing the first control valve 215 when the deformation amount of the elastic air bag 203 exceeds a threshold value, opening the adjusting air pump 214 and the second control valve 216, inflating the telescopic air bag 208 through the air inlet pipe 210 and the air inflation pipe 218 to enlarge the expansion volume of the telescopic air bag 208, driving the adjusting frame 206 and the limiting rod 205 to move upwards along the limiting sleeve 204 by the telescopic air bag 208, lifting the film 105 upwards by the adjusting frame 206 to enable the middle part of the film 105 to bulge with a gradient, enabling the water accumulation to be automatically discharged to the periphery in an accelerating way, enabling the water accumulation flow rate to be faster, facilitating the water accumulation in the floating island assembly 1 to be discharged out, reducing the pressure of the water accumulation on the film 105, simultaneously enabling the water flushing capacity to be stronger when the photovoltaic panel 107 is flushed by the fresh water in the follow-up process, the cleaning force of impurities on the surface of the photovoltaic panel 107 is enhanced, and secondary pollution to the photovoltaic panel 107 caused by the backflow of the washed fresh water is avoided.
As shown in fig. 11, the drain cleaning assembly 3 includes a water inlet pipe 304, a diverter valve 303 is fixedly disposed at one end of the water inlet pipe 304, a sewage water collecting pipe 302 is fixedly disposed at one end of the diverter valve 303, a fresh water collecting pipe 308 is fixedly disposed at one end of the diverter valve 303 away from the sewage water collecting pipe 302, a fresh water tank 309 is fixedly disposed at one end of the fresh water collecting pipe 308, a sewage water drain pipe 307 is fixedly disposed at one end of the sewage water collecting pipe 301, a drain valve is fixedly disposed at one end of the sewage water drain pipe 307 close to the sewage water tank 301, a sewage air drain pipe 305 is fixedly disposed above the sewage water tank 301, a sewage air pump 306 is fixedly disposed at one end of the sewage air drain pipe 305 away from the sewage water tank 301, a fresh water supply pipe 310 is fixedly disposed above the floating island assembly 1, and the fresh water supply pipe 310 is communicated with the water pipe 209, a fresh water vent pipe 311 is fixedly disposed at one end of the fresh water tank 309, and the fresh water vent pipe 311 is communicated with the air inlet pipe 210, and the fresh water pipe 308 is fixedly disposed between the fresh water tank 309 and the diverter valve 303.
When in use, when the fluctuation degree of wind and waves is higher, the surging water can enter the interior of the floating island assembly 1 and is easily accumulated on the surface of the photovoltaic panel 107 and causes larger pressure on the film 105, so that the buoyancy of the floating island assembly 1 is affected, salt crystals are easily generated by the surging water through solar evaporation, the photovoltaic panel 107 and the film 105 are easily damaged, and the service life of the floating island assembly 1 is reduced, so that the surging water in the floating island assembly 1 is collected and discharged through the drainage cleaning assembly 3, the surging water in the floating island assembly 1 flows to the sewage collecting pipe 302 through the water inlet pipe 304 and is collected in the sewage tank 301 through the control of the flow dividing valve 303, when the volume of the surging water in the sewage tank 301 reaches a sewage threshold value, the sewage pump 306 is opened, compressed air is introduced into the interior of the sewage tank 301 through the sewage breather pipe 305, when the internal gas pressure of the sewage tank 301 is higher than the external seawater pressure on the sewage tank 301, the drain valve is opened, the surging water in the sewage tank 301 can be automatically discharged through the sewage drain pipe 307, when the surging water in the sewage tank 301 reaches the initial threshold value, the drain valves on the sewage pump 306 and the sewage drain pipe 307 are closed, the diverter valve 303 is controlled to enable the sewage tank 301 to continuously collect the surging water, when raining, rainwater can be accumulated in the floating island assembly 1, and the film 105 is easy to load, so that the overall balance of the floating island assembly 1 is affected, so that the rainwater in the floating island assembly 1 is collected and applied to the cleaning of the photovoltaic panel 107 by arranging the drain cleaning assembly 3, the rainwater in the floating island assembly 1 flows to the fresh water collecting pipe 308 through the water inlet pipe 304 and is collected in the fresh water tank 309 by controlling the diverter valve 303, when the photovoltaic panel 107 needs to be cleaned, the air pump 214 is adjusted by opening the adjusting pump 214, compressed air is led to the inside of the fresh water tank 309 through the mutual matching of the air inlet pipe 210 and the fresh water vent pipe 311, when the internal gas pressure of the fresh water tank 309 is greater than the pressure of external seawater on the fresh water tank 309, rainwater in the fresh water tank 309 can be automatically discharged through the fresh water inlet pipe 310 and enter the sprayer 219 through the water conveying pipe 209, so that the rainwater flows out through a water spray opening on the surface of the sprayer 219 and diffuses to the periphery, and impurities on the surface of the photovoltaic panel 107 are cleaned, so that the aim of flushing and cleaning the photovoltaic panel 107 is fulfilled.
Through adjusting part 2 and drainage cleaning subassembly 3 mutually supporting, can detect the size of ponding volume on the chinampa subassembly 1 according to the deformation volume of elasticity gasbag 203, when the deformation volume of elasticity gasbag 203 exceeded the threshold value, then can adjust the inside inflation volume of flexible gasbag 208 according to the deformation volume of elasticity gasbag 203, thereby adjust the height of adjustment frame 206, realize the regulation to film 105 slope size, the higher the height of adjustment frame 206, the slope of film 105 is bigger, the velocity of flow of ponding is then faster, be convenient for collect and discharge ponding on the chinampa subassembly 1 fast, when cleaning photovoltaic board 107, through filling quantitative gas into flexible gasbag 208, make the adjustment frame 206 rise to preset position height, make the slope of film 105 adjust to the best numerical value, make the scouring ability of fresh water strongest but can not cause the harm to photovoltaic board 107, realize quick photovoltaic board 107 cleaning's purpose.
Working principle: through the mutual cooperation of floating island subassembly 1 and adjusting part 2, better stability and anti-wind wave ability have in the in-process of using, thereby avoid making the floating island slope because of the wave, overturn or unbalance, fix between pontoon 201 and the main pontoon 101 through setting up mount 212 and fixed cable 213, avoid pontoon 201 to rock the whole stability of the influence floating island subassembly 1 because of the wind wave is too big, through setting up adjusting part 2 and change the volume of pontoon 201 and adjust the buoyancy size of pontoon 201, realize the focus adjustment to pontoon 201, strengthen the stability of floating island subassembly 1, be used for resisting the condition of not big or small wind wave, adjust the volume of pontoon 201 according to the degree that the wave is fluctuated, open adjusting air pump 214 and first control valve 215, close second control valve 216, through intake pipe 210 to the volume of gas in the pontoon 201 bleed or aerify, thereby change the inside gas volume of the air cabin in the pontoon 201, the inside gas volume is bigger, the buoyancy of its pontoon 201 also is bigger, thereby strengthen the stability of floating island subassembly 1, avoid floating island subassembly 1 to appear because of the influence of rocking the effect such as big.
According to the intelligent monitoring system, the conditions of surging water and rainwater and ponding are monitored, then the purpose of rapidly collecting and discharging surging water and ponding on the floating island component 1 and the purpose of rapidly collecting and cleaning the rainwater and ponding on the floating island component 1 are realized through the mutual matching of the adjusting component 2 and the drainage cleaning component 3, when the floating island component 1 normally operates, the height of the adjusting frame 206 is in the initial position, the elastic air bag 203 is not deformed because the telescopic air bag 208 has a supporting force on the adjusting frame 206, the adjusting frame 206 plays a role in supporting the film 105, the middle position of the film 105 is prevented from collapsing easily due to overlong service time, the follow-up drainage cleaning is influenced, when the surging water and the rainwater and ponding are carried out on the floating island component 1, the film 105 has downward pressure on the adjusting frame 206 along with the increase of the ponding, when the gravity of the accumulated water is greater than the supporting force of the telescopic airbag 208, the adjusting bracket 206 drives the limiting rod 205 to move downwards along the limiting sleeve 204, the telescopic airbag 208 is compressed, the elastic airbag 203 is pressed by the downward pressure of the limiting rod 205, the accumulated water amount on the floating island component 1 can be detected according to the deformation amount of the elastic airbag 203, when the deformation amount of the elastic airbag 203 exceeds a threshold value, the first control valve 215 is closed, the adjusting air pump 214 and the second control valve 216 are opened, the telescopic airbag 208 is inflated through the air inlet pipe 210 and the air inflation pipe 218, the expansion volume of the telescopic airbag 208 is increased, the telescopic airbag 208 drives the adjusting bracket 206 and the limiting rod 205 to move upwards along the limiting sleeve 204, so that the adjusting bracket 206 lifts up the middle part of the film 105 to have a gradient, the accumulated water is automatically discharged to the periphery in an accelerating way, the gradient is larger, the flow rate of the accumulated water is faster, the method is convenient for quickly discharging accumulated water in the floating island assembly 1, is also convenient for reducing the pressure of the accumulated water on the film 105, and then enables the surging water accumulated water or rainwater accumulated water on the floating island assembly 1 to flow to the sewage water collecting pipe 302 or the fresh water collecting pipe 308 respectively through the water inlet pipe 304 by controlling the flow dividing valve 303, and then is collected in the sewage tank 301 or the fresh water tank 309 respectively.
When the volume of the surging water in the sewage tank 301 reaches the sewage threshold, the sewage air pump 306 is opened, compressed air is introduced into the sewage tank 301 through the sewage vent pipe 305, when the internal air pressure of the sewage tank 301 is higher than the external seawater pressure on the sewage tank 301, the drain valve is opened, the surging water in the sewage tank 301 can be automatically discharged through the sewage drain pipe 307, when the surging water in the sewage tank 301 reaches the initial threshold, the drain valves on the sewage air pump 306 and the sewage drain pipe 307 are closed, the flow dividing valve 303 is controlled to enable the sewage tank 301 to continuously collect the surging water, and the operation is repeated, so that the purpose of quickly collecting and discharging the surging water accumulated on the floating island assembly 1 is realized.
When the photovoltaic panel 107 needs to be cleaned, a certain amount of gas is filled into the telescopic air bag 208, the adjusting frame 206 is lifted to a preset height, the gradient of the film 105 is adjusted to an optimal value, the fresh water flushing capacity flowing out of the sprayer 219 is strongest but cannot damage the photovoltaic panel 107, then the compressed air is led into the fresh water tank 309 through the mutual matching of the air inlet pipe 210 and the fresh water vent pipe 311 by opening the adjusting air pump 214, when the internal gas pressure of the fresh water tank 309 is higher than the external sea water pressure on the fresh water tank 309, rainwater in the fresh water tank 309 can be automatically discharged through the fresh water upper pipe 310 and enters the sprayer 219 through the water pipe 209, the rainwater flows out through a water spray port on the surface of the sprayer 219 and diffuses all around, and impurities on the surface of the photovoltaic panel 107 are cleaned, so that the purpose of quickly cleaning the photovoltaic panel 107 is achieved.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.