3129results about "Buoys" patented technology

The invention discloses an ocean current comprehensive monitoring system based on an ocean observation buoy, and relates to the technical field of ocean observation, the ocean current comprehensive monitoring system comprises a buoy main body module, a net buoyancy adjusting module, a motion state prediction module, a buoy deviation evaluation module, a buoy motion optimization module and a data transmission module, and the modules are in electric signal connection; the buoy main body module carries various sensors to collect physical parameters of the marine environment. Through cooperative work of the motion state prediction module and the buoy motion optimization module, the system can predict and adjust the motion state of the buoy so as to reduce data acquisition errors caused by environmental changes, so that the accuracy of data is improved, a solid data basis is provided for marine scientific research, and through the motion state evaluation module, the accuracy of the buoy is improved. The abnormal motion state of the buoy can be found in time, and the state of the buoy is rapidly adjusted through the motion optimization module, so that the continuity and accuracy of data are ensured.

The invention belongs to the technical field of ocean monitoring, and discloses a heaving reciprocating observation buoy with a controllable depth range, a control method and a system. The control method comprises the following steps: in a diving stage, the depth range controllable heaving reciprocating observation buoy receives a satellite signal, and a control system executes a diving action; the air bag system controls an air bag to contract through an air path adjusting device, net buoyancy is reduced, and diving is achieved by executing a diving action instruction sent by the control system. In the depth-keeping stage, the air bag volume is not changed; and a floating stage, wherein the marine physical data observed in the floating stage are uniformly sent to a satellite. The multi-stage adjustable mode of the electromagnetic valve is adopted, the opening degrees of the electromagnetic valve are different, and compared with the traditional opening degree of 0-1, the multi-stage adjustable mode is low in energy consumption consumed by opening and closing each time, the energy consumption is reduced, the service life of the buoy is prolonged, and the maintenance frequency is reduced.

A drifting buoy trajectory prediction method based on a hybrid neural network prediction model, includes: S1, obtaining marine environmental data and historical trajectory data of a drifting buoy; S2, performing preprocessing on the marine environmental data and the historical trajectory data to obtain input data configured to predict northward and an eastward velocities of the drifting buoy; S3, inputting the input data into the hybrid neural network prediction model to obtain predicted values of the northward and eastward velocities; S4, calculating latitude and longitude coordinates of a trajectory point of the drifting buoy based on the predicted values of the eastward and northward velocities; and S5, predicting, by repeating the step S1-S4, latitude and longitude coordinates of trajectory points of the drifting buoy at multiple time points to obtain a sequence of trajectory point coordinates to thereby achieve trajectory prediction of the drifting buoy over a target future period.

Disclosed is an autonomous vessel comprising a hydrodynamic pump that converts the energy of ocean waves into electrical power when the vessel is floating adjacent to an upper surface of an ocean, and utilizes a portion of the generated electrical power produced to charge an electrical energy storage device. The vessel may submerge itself, and then propel itself beneath the water's surface, after which it may return to the surface and resume its production of electrical energy and recharge its electrical energy storage device.

The invention discloses a water quality monitoring device for water treatment, and belongs to the technical field of water quality monitoring, the water quality monitoring device comprises a main shell, and a plurality of stabilizing assemblies are arranged on the peripheral side of the main shell. According to the water quality monitoring device, by arranging the stabilizing assembly, the stability of the main shell on the water surface is improved, so that the main shell can stably float on the water surface at a fixed point and is prevented from moving along with water flow, and the accuracy and stability of water quality monitoring data are improved; a driving motor drives a stabilizing anchor to move upwards through a driving gear, a transmission gear, a linkage gear, a first connecting shaft, a first bevel gear, a second bevel gear, a second connecting shaft, a winding wheel and a cable, an electric push rod drives a sealing plug to be separated from an air leakage pipe, air in a floating air bag is discharged through the air leakage pipe, and then a propelling device is started to drive a main shell to move. The main shell drives the water monitor to move, so that the detection range of the water quality monitor is enlarged, and the monitoring efficiency of the water treatment tank is improved.

The invention discloses an on-site monitoring system for the performance of an elastic loose type anchorage system suitable for deep-sea buoys, and particularly relates to the field of deep-sea monitoring. The on-site monitoring system auxiliary comprises a central processing module, wherein the output end of the central processing module is separately connected with an information display module,an information storage module, an auxiliary recovery module and a driving module, and the input end of the central processing module is separately connected with a power supply module, a monitoring module, a correction module and a positioning module. According to the on-site monitoring system for the performance of the elastic loose type anchorage system suitable for the deep-sea buoys, the auxiliary recovery module is arranged, air bags are installed at a plurality of node positions on the anchorage system, a booster pump in a pressurization unit is used, outside air is conveyed into a floating ball unit through a pipeline unit, so that the retractable air bags are enabled to bulge upwards to float, the whole anchor system is directly floated in sections, people conveniently recycle theanchorage system greatly, the workload during the recycling process is reduced, and the practicability is high.

A water sensor buoy for use in a water environment including a main buoy assembly and a sensor package. The assembly includes a buoy hull, a data processing and control unit, a data transmission unit, and a power source. The sensor package is in removable engagement with the assembly. The sensor package includes a sensor housing in removable engagement with the buoy hull, and a water sensor in removable electronic communication with the data processing and control unit and the power source, and configured to sense an attribute of the water environment. The buoy has a watertight seal between the buoy hull and sensor housing, and an electrical conduit. The conduit is engageable with the data processing and control unit and the power source with the sensor housing being engaged with the buoy hull, and disengageable upon the sensor housing being disengaged from the buoy hull.

The invention discloses a large-scale ocean data buoy safety monitoring system and method based on multi-source fusion, and relates to the technical field of buoy monitoring. Buoy equipment operation parameters, ocean environment data and surrounding ship dynamic information are synchronously acquired through a buoy body sensor group, an environment monitoring unit and a ship identification module; time-frequency domain feature extraction and anomaly detection are carried out on the collected data, and a collision risk dynamic evaluation model is constructed in combination with ship trajectory prediction; establishing an equipment health, environment interference and ship threat fusion evaluation system, and performing risk grade division in combination with real-time monitoring data and a historical database; and generating early warning information based on the risk level, and automatically triggering an equipment maintenance instruction and a ship collision avoidance alarm. The method adapts to ship variable-speed steering scenes, threshold values are dynamically adjusted, and adaptability and analysis accuracy of the system are improved.

The invention relates to the technical field of environment monitoring, and discloses a radio-based environment monitoring method and system, and the method comprises the steps: deploying an ocean buoy integrated with a plurality of parameter sensors, and detecting the water temperature, salinity, dissolved oxygen, pH value and illumination intensity in real time; transmitting the data detected in real time to a shore-based receiving station by using a radio communication module; performing drift correction and noise filtering on data transmission detected in real time; performing data fusion analysis according to the mutual relation among different data, and generating a marine environment assessment report; and abnormal early warning information is generated according to the marine environment assessment report and is fed back to a monitoring center in real time through radio. According to the invention, through integration of various parameter sensors, comprehensive monitoring of multiple parameters of the marine environment is realized, and the accuracy and reliability of monitoring are improved.

The invention discloses a water quality monitoring device and a monitoring method thereof, and relates to the technical field of water quality monitoring, the water quality monitoring device comprises a supporting plate, a buoyancy mechanism and a driving paddle, the buoyancy mechanism is arranged below the supporting plate, the driving paddle is installed on one side of the buoyancy mechanism, the water quality monitoring device further comprises a multi-parameter lifting water quality detection mechanism and a self-cleaning mechanism, the multi-parameter lifting water quality monitoring mechanism comprises a multi-parameter sensor group and a swing type filtering mechanism for protecting the multi-parameter sensor group, and the swing type filtering mechanism swings back and forth in the lifting process of the multi-parameter lifting water quality monitoring mechanism. Various water quality data can be monitored by means of the multi-parameter sensor group, after monitoring is completed every time, the swing cylinder swings in a reciprocating mode, the spray head is linked to wash the multi-parameter sensor group, meanwhile, the soft brush is linked to ascend and descend, the sensors are wiped, cleaning is achieved, and the influence on the accuracy of next water quality data collection is reduced.

The present invention relates to a wave energy power generation buoy with a variable length and angle damping plate and its control method, belonging to the technical field of wave energy power generation buoys. It includes a main floating body, an air turbine and a damping plate. The main floating body is a hollow rear-bent pipe structure. The air turbine is installed at the air outlet at the top of the rear end of the main floating body. The damping plate is installed at the rear end of the main floating body. The damping plate includes an L-shaped fixed plate, a horizontal telescopic plate, a vertical telescopic plate and an inclined movable plate. The L-shaped fixed plate is fixedly connected to the main floating body. The horizontal telescopic plate is horizontally slidably connected to the horizontal side plate of the L-shaped fixed plate. The vertical telescopic plate is vertically slidably connected to the vertical side plate of the L-shaped fixed plate. The upper and lower ends of the inclined movable plate are respectively movably connected to the vertical telescopic plate and the horizontal telescopic plate. The L-shaped fixed plate is provided with a first telescopic driving mechanism for driving the horizontal telescopic plate to move back and forth and a second telescopic driving mechanism for driving the vertical telescopic plate to move up and down. The present invention can improve the wave energy conversion efficiency.

The invention discloses a deep-sea self-expanding horizontal array acoustic subsurface buoy, which relates to the field of deep-sea underwater acoustic detection and comprises an expanding platform arranged at the top of the acoustic subsurface buoy, a subsurface buoy main body positioned below the expanding platform and an anchoring structure connected below the subsurface buoy main body, the subsurface buoy body comprises a buoyancy platform arranged below the unfolding platform and an equipment platform arranged below the buoyancy platform. The problem that a hydrophone linear array composed of a plurality of large-scale acoustic linear arrays is folded and automatically unfolded into a cross horizontal array is solved, and integration of a deep-sea acoustic emission system, an acoustic receiving system, an underwater acoustic communication system and an equipment supply system is achieved. The whole subsurface buoy can be quickly and conveniently released and recycled, and high-reliability anchor mooring is achieved.

The invention discloses an integrated buoy for ocean monitoring and a buoy testing method.The buoy comprises a floating body, a solar panel support, a sensor support and a data acquisition communication box are fixedly installed on the top of the floating body, and a plurality of solar panels with the bottoms inclined outwards are installed on the solar panel support; a plurality of sensors are installed on the sensor support, and communication equipment and a data collector are installed in the data collection communication box. According to the invention, the laboratory integration test, the coastal water surface test and the offshore laying test are combined, three times of data comparison and verification are carried out, the consistency and precision of the data can be effectively ensured, and in addition, the environmental simulation equipment is added during the offshore laying test to simulate different environments in the marine environment, so that the test efficiency is improved. The floating property and the stability of the buoy under different extreme conditions are tested, remote monitoring and self-diagnosis technologies are introduced into the buoy in a matched mode, personnel can conveniently and visually know the condition of the buoy in the testing process, and the use requirement is met.

A system and method for collecting hydrological information in deepwater lakes, deepwater reservoirs, and oceans. The system comprises a cable (2) which is vertically lowered into the water of a deepwater lake, deepwater reservoir, or ocean, and a hydrological probe (4) connected to the lower end of the cable (2). The cable (2) connects a number of submersible floating tanks (3) distributed at varying depth positions, the cable (2) comprising a number of segments, and a cable (2) segment being connected between two vertically adjacent submersible floating tanks (3). The method comprises: fixing the hydrological probe (4) to the endmost cable (2) end, and fixing the other end of the cable (2) on a power ship (1); lowering the hydrological probe (4) into the water until all cable (2) segments are taut, the hydrological probe (4) reaches probing depth, and each glass floating tank (7) also reaches its respective sampling depth; water enters the glass floating tanks (7) and fills buoyancy chambers; and starting a suction pump, and after the hydrological probe (4) finishes working and sampling by the glass floating tanks (7) is complete, pulling the cable (2) up to the ship. The hydrological probe (4) is lowered to a collection depth and simultaneous collection of water samples at various depths is implemented, thus reducing sampling time.

The invention discloses a wave in-situ calibration method based on a GNSS buoy, and belongs to the field of wave in-situ calibration, and the method comprises the following steps: obtaining buoy deviation data based on the position and attitude data of the GNSS buoy under different sea conditions; constructing a deviation compensation model and a deviation sliding model based on the buoy deviation data; a deviation compensation result is obtained based on the deviation compensation model and the deviation sliding model, and the deviation compensation result comprises first deviation compensation and second deviation compensation; and fusing the deviation compensation result with the GNSS positioning data to obtain a wave parameter estimation result.

The present invention relates to a wave energy power generation buoy with a variable floating drum diameter and a control method thereof, belonging to the technical field of wave energy power generation buoys, and comprising an air turbine, a rigid floating drum, a flexible floating drum and a heaving plate. The rigid floating drum is a cylinder with a fixed annular cavity, an oscillating water column channel is arranged at the center of the rigid floating drum, a ventilation port communicated with the oscillating water column channel is arranged at the top center of the rigid floating drum, the air turbine is fixedly installed at the ventilation port, a plurality of uniformly distributed vertical rods are fixedly connected to the bottom of the rigid floating drum, and the lower ends of the vertical rods are fixedly connected to the heaving plate. The flexible floating drum is a cylinder with a radially variable annular cavity, the flexible floating drum is fixedly sleeved on the outer peripheral side of the rigid floating drum, and an air inflation and extraction device for inflating or extracting air from the flexible floating drum to change its radial dimension is fixedly installed in the fixed annular cavity. The present invention improves the wave energy conversion efficiency.

This invention relates to a modular sensing, communication, and analytics platform. The platform includes a modular device network having a communication module, a main module, and at least one modular device, where the communication module, the main module, and the at least one modular device use acoustic signals, visual signals, light signals, and / or radio frequency to establish a communication link between the communication module, the main module, and the at least one modular device.

The present invention relates to a heaving plate wave energy power generation buoy with a variable cross-sectional area of a water column and a method thereof, belonging to the technical field of wave energy power generation buoys. It includes a buoy body, an air turbine is installed in the air outlet hole at the top of the buoy body, a central pipe located directly below the air outlet hole is arranged at the center of the bottom of the buoy body, a water column cavity communicating with the air outlet hole is formed between the outer side wall of the central pipe and the inner side wall of the buoy body, a heaving plate is fixedly connected to the bottom end of the central pipe, a plurality of uniformly distributed horizontal guide rails are fixedly connected between the upper outer side wall of the central pipe and the middle inner side wall of the buoy body, a telescopic partition plate assembly that divides the water column cavity into an outer water column cavity and an inner water column cavity is slidably installed on the plurality of horizontal guide rails, and a synchronous telescopic driving mechanism for driving the telescopic partition plate assembly to move along the horizontal guide rails is fixed at one end of the horizontal guide rail. The present invention can change the cross-sectional area ratio of the outer water column cavity and the inner water column cavity according to sea conditions, and obtain the optimal wave energy conversion efficiency.

The invention relates to the technical field of signal buoys, and particularly discloses a signal buoy for a submersible, comprising: a power mechanism comprising a housing and a driving motor, an output shaft of which is connected with a rotating shaft; the heat dissipation assembly comprises an air storage bag, the air storage bag is arranged at one end of the shell in a communicating mode, the outer side of the air storage bag is sleeved with an air bag protection shell, and the air bag protection shell is detachably connected with one end of the shell and provided with a sealing ring; the take-up and pay-off assembly comprises a wire coil and a guide ring, the rotating shaft is sleeved with the wire coil, the guide ring is located above the wire coil, a cable is wound around the wire coil, and the upper end of the cable penetrates through the guide ring and is connected with a floating ball assembly; the floating ball assembly comprises a shell and a communication assembly, the communication assembly is a sonar or underwater acoustic modem, a stuffing box is arranged below the shell, and the upper end of the cable penetrates through the stuffing box and is electrically connected with the communication assembly. According to the invention, high requirements of deep sea exploration and underwater operation on communication tools are met, and more secure and convenient use experience is provided for users.

The invention provides a floating type marine hydrology real-time monitoring device, and belongs to the technical field of marine hydrology monitoring. The floating type marine hydrology real-time monitoring device comprises a buoy, a bracket, a monitoring mechanism, a cleaning mechanism and an equipment box, wherein the bracket is fixedly mounted on the surface of the buoy; a sampling mechanism is mounted in an inner cavity of the equipment box and is used for replacing a water sample in the equipment box. The monitoring mechanism is arranged, the sea surface condition and the sea surface wind speed can be monitored through a camera and a wind speed sensor, the seawater salinity and the seawater solubility are monitored in real time through a conductivity sensor and an optical dissolved oxygen sensor, and the conductivity sensor and the optical dissolved oxygen sensor are arranged in the inner cavity of the equipment box, so that the sea surface condition and the sea surface wind speed can be monitored in real time. A filter plate is arranged at the bottom of the equipment box, so that impurities and marine organisms in seawater are prevented from being attached to the surfaces of the conductivity sensor and the optical dissolved oxygen sensor, and the measurement precision is ensured.

The present invention relates to the field of marine buoys, and in particular to a marine environment monitoring buoy platform, comprising a buoy body, a marine monitor arranged above the buoy body, and an ecological monitor arranged below the buoy body, a submersible assembly is arranged at the bottom of the buoy body, and the submersible assembly comprises a fixed box, a driving motor is fixedly arranged in the center of the inner cavity of the fixed box, and multiple groups of reel shafts are evenly arranged outside the driving motor, and the upper and lower ends of the reel shaft are rotatably matched with the fixed box, and the output end of the driving motor is provided with a driving gear, and a transmission gear is fixedly sleeved on the reel shaft, and the driving gear is meshed with the transmission gear, and a lowering rope is wound on the reel shaft, and one end of the lowering rope passes through the fixed box and is fixedly connected with a protective assembly. The present invention can achieve a fully surrounded and covered scouring effect on the outer wall of the ecological monitor, thereby effectively preventing marine organisms such as barnacles and oysters from parasitizing on the ecological monitor, which is beneficial to the monitoring process.

A system and method by which energy from ocean waves is converted into hydrogen, and that hydrogen is used to manifest electrical and mechanical energies by an energy consuming device. A portion of the generated electrical power is communicated to water electrolyzers which produce oxygen and hydrogen from water as gases. At least a portion of the generated hydrogen gas is transferred to a transportation ship via a hose-carrying, remotely operated (or otherwise unmanned) vehicle, and subsequently transferred to an energy-consuming module or infrastructure, where a portion of the hydrogen is consumed in order to manifest a generation of electrical energy, a mechanical motion, and / or a chemical reaction.

The invention belongs to the technical field of dam settlement observation, and particularly relates to a dam deepwater area large deformation settlement observation device and method.The dam deepwater area large deformation settlement observation device comprises a main rod, and a floating assembly is arranged on the outer ring of the main rod; the floating assembly comprises a main body assembly and an additional assembly; and the bottom sinking assembly comprises a machine body assembly and a fixing assembly, and a detection assembly is arranged at the top of the machine body assembly. The overall length of the device can be adjusted according to the depth of a water area, the machine body assembly can rapidly sink into the water bottom, the machine body assembly can be rapidly fixed after sinking into the water bottom, energy can be supplied to the machine body assembly through an energy supply part of the additionally-installed assembly, the current water level is detected in real time, the applicability is improved, and the practicability is high. The water pressure of the current position of the machine body assembly can be detected in real time, the current water depth is speculated according to the water pressure, the surface of the detection assembly can be cleaned, and it is prevented that sludge accumulation affects normal use of the device.

The invention discloses a water quality multi-depth sampling device for environmental monitoring, and belongs to the field of water quality sampling. A water quality multi-depth sampling device for environmental monitoring comprises a buoyancy ring, the inner wall of the buoyancy ring is fixedly connected with a bearing plate, the bottom of the bearing plate is fixedly connected with a sampling cylinder, the water quality multi-depth sampling device further comprises multiple sets of sampling rings, the sampling rings are rotatably connected to the sampling cylinder, and the sampling rings are arranged at equal intervals. The two sides of each group of sampling rings are fixed and communicated with sampling pipes, and the interior of the sampling cylinder is divided into a plurality of groups of sampling bins by sealing plates; the piston plate slides in the piston bin in a reciprocating manner, so that water samples at different depths are synchronously extracted and collected, and the sampling efficiency is improved; and the arrangement of a linkage gear and a linkage fluted disc is matched, so that the sampling pipe rotates around the sampling cylinder, water samples in different areas at the same height are collected, the sampling effect is improved, and the accuracy of a detection result is ensured.

An anchoring buoy system connected with an underwater vehicle comprises an anchoring buoy and a connecting device, the anchoring buoy comprises a buoy body and a gravity anchor, the buoy body floats on the water surface and is connected with the connecting device located underwater, and a power generation device is installed on the buoy body; the power generation device comprises a solar generator, is electrically connected with the connection device and is used for charging the connection device; the gravity anchor falls on a ground bed at the water bottom and is connected with the buoy body through the fixing cable; a device body of the connection device is provided with a fixed connection unit and a movable connection unit. The anchoring buoy system for connecting the underwater vehicle is located at the position of the upper layer of a water body, in the energy charging process, the path is short, energy consumption is low, damage is not likely to happen, the requirement for the terrain in arrangement is low, signal transmission is good, control delay is small, and the diversity of connecting modes is improved.

The invention relates to the technical field of ocean observation stations, in particular to an ocean fixed-point observation buoy system. The device comprises a water surface buoy end and an underwater end, the upper end of the underwater end is fixedly connected with the water surface buoy end, the underwater end is provided with a temperature and salinity detection module capable of moving up and down, the temperature and salinity detection module is used for detecting and storing temperature and salinity data of different depths in an ocean water body, and the water surface buoy end is provided with an information sending control module, an energy storage battery and a photovoltaic module. The energy storage battery is used for providing driving electric energy for the information sending control module, the photovoltaic module is used for charging the energy storage battery, the information sending control module is used for receiving data transmitted by the thermohaline detection module and sending the data to the upper computer, and the information sending control module is used for controlling the energy storage battery to supply power to the thermohaline detection module through the charging module. Therefore, the thermosalinity detection module can move up and down and perform thermosalinity data detection. The buoy system can realize temperature and salt data observation of a target area at any time, and is energy-saving and environment-friendly.

The invention discloses a water quality data monitoring system and method applied to a shallow sea buoy, and relates to the technical field of seawater monitoring and repairing, and the system comprises a data acquisition module, a buoy adjustment module, a seawater monitoring module, a seawater analysis module and a real-time monitoring module, the data acquisition module is used for regularly acquiring water quality detection data transmitted by buoys at all point positions of the shallow sea, calculating water evaluation values according to the water quality detection data and then calculating abnormal values of all the water quality detection data based on the water evaluation values; the technical key points are as follows: during use, water quality detection data are analyzed, multiple items of data of monitored water quality are comprehensively analyzed to calculate water evaluation values, then an abnormal value between the water evaluation values between buoys is calculated by utilizing the principle that pollution diffusion needs a certain time, and the difference of seawater quality can be clearly and intuitively known through the abnormal value. Therefore, whether the seawater is polluted or not can be clearly known, and the method is relatively simple and has a good application prospect.

Articulated mechanical connectors and processes for using same. The connector can include a first connector part and a second connector part. The first connector part can include a gimbal table, first and second trunnions disposed on the gimbal table, a first arm, and a stopper assembly. The second connector part can include a second arm. The second arm can include one or more shoulders disposed between a first end and a second end of the second arm. The second arm can be configured to be at least partially disposed within an aperture defined by the first arm such that one of the one or more shoulders can engage with the stopper assembly.

A mooring assembly (11; 11') for installation on a marine structure (4, 5, 6), above or below a water surface (7), comprises a main frame (101; 101') having a connecting portion (107) for connection to the marine structure. The assembly comprises a stopper device (112; 112'; 112") which is arranged in the main frame (101; 101'), and an elongate stopper member (104) which may be connected to a mooring chain or line. The stopper device (112; 112'; 112") is configured for interlocking with the elongate stopper member (104). The stopper device (112) comprises a housing (122) with a plurality of ratchet pawls (124) arranged in a circular chamber (138), wherein the pawls (124) are movably interconnected via a ring member (125) and biased towards each other by an elastic member (123), and each pawl comprises one or more ratchet teeth (133) for interaction with corresponding teeth (118) on the elongate stopper member (104).

A navigation safety beacon comprises a frame and a vertical lifting main cylinder arranged in the center of the frame, a lifting sleeve is inserted in the lifting main cylinder, a lifting rod is inserted in the lifting sleeve, and the inner edge of the top of the lifting main cylinder and the inner edge of the top of the lifting sleeve are each provided with an inner edge sealing ring in an embedded mode to make contact with the outer side wall of the lifting sleeve and the outer side wall of the lifting rod. A beacon light is fixed to the top of the lifting rod, a waterproof water pump is fixed to the frame below the lifting main cylinder, the water outlet end of the waterproof water pump communicates with the inner bottom of the lifting main cylinder, a rechargeable battery covering a sealing cover is arranged on the surface of the frame, and a remote control circuit used for controlling the beacon light and the water pump is arranged in the sealing cover. And hollow buoys are fixed around the periphery of the frame. According to the utility model, rich seawater is fully utilized as a medium to lift the beacon light, so that ships in farther places can see the beacon light even at night with larger sea waves, the height of the beacon light can be adjusted according to requirements, and a better indication effect is achieved.