3655results about "Special purpose vessels" patented technology

The invention discloses a marine geological sediment sampling device and method, and belongs to the technical field of sampling equipment. The marine geological sediment sampling device comprises a bottom frame, wherein one side of the bottom frame is a containing box, and the other side of the bottom frame is an inserting rod; the power box is arranged in the containing box through a sliding sealing structure, and a power element is installed in the power box. A sampling pipe in transmission connection with the power element, a floating assembly installed on the power box and an air pipe in the power box are installed among the multiple insertion rods, when the pressure in the cavity reaches a set value of a pressure valve, the valve is opened, compressed air is sprayed to stress blades through the air pipe to drive a first sliding ring to rotate, a floating plate rotates synchronously, and auxiliary propulsive force is generated; the propelling direction is consistent with the sinking direction of the device, the function of accelerating sinking is achieved, seawater resistance is effectively resisted, meanwhile, in a shallow sea area or a deep sea area, the overall buoyancy of the device is changed by dynamically adjusting the inflation volume in the floating plate, and the device can be prevented from violently shaking or inclining due to too fast sinking.

The invention relates to a marine fishery breeding work ship deep water taking device and method, the marine fishery breeding work ship deep water taking device comprises a water taking cantilever, a submersible pump, a guide roller, a rolling part and a lifting device, the water taking cantilever is connected with a ship body through a rotation pair, and the water taking cantilever can stably descend underwater and keep the accurate water taking depth; the water taking method comprises the steps that the position and angle of a water taking cantilever are adjusted through a winding and unwinding winch, a temperature sensor at the water taking cantilever end monitors the seawater temperature in real time, and when the temperature reaches a preset value, a submersible pump is started to extract deep seawater; compared with a traditional method, the device has the characteristics of compact structure, simple operation, high efficiency and reliability; the problems that underwater butt joint is difficult, a hose is prone to damage and the like are solved, and operation efficiency and safety are remarkably improved; through the connection of the flexible short pipe, the flexibility and the stability in the water taking process are ensured, and meanwhile, the labor intensity of operators is reduced; the technology can be widely applied to marine fishery breeding, especially extraction of deep cold water resources, and has remarkable energy-saving, environment-friendly and economic benefits.

In one aspect, a wireless remote controller for a personal watercraft is provided that includes a watertight body and a rotatable thumbwheel disposed on an upper surface of the watertight body. The remote controller includes at least one magnet affixed to the thumbwheel such that the at least one magnet rotates with the thumbwheel. The remote controller includes a magnetic sensor configured to produce magnetic field data in at least two axes. The remote controller includes a processor operably coupled to the magnetic sensor and communication circuitry configured to communicate control signals to an associated personal watercraft. The processor is configured to determine an angular position of the thumbwheel based at least in part on the magnetic field data in each of the at least two axes and to generate a control signal based at least in part on the determined position of the thumbwheel.

A mount comprise multiple mounting locations for mounting various accessories in relation to a mounting surface. The mount comprises a proximate mounting location configured to be mounted in relation to the mounting surface, and multiple distal mounting locations for mounting accessories in a spaced relation to the proximate mounting location. An accessory may be mounted at the proximate mounting location, while at the same time, mounting the mount to the mounting surface. The distal mounting location may be spaced apart and elevated in relation to the proximate mounting location so that a user may reach between and below the distal mounting locations. The mount may also be configured to be mounted in a cantilevered fashion in relation to the mounting surface. The mount may be provided with an interlocking feature or surface, which may be in the form of a ratcheting or indexable feature, which may permit angular adjustment of the mount at discrete positions. The mount may support a tether, which may be stowed in closed out of the way in proximity to the mount, and which may be deployed to hold an accessory in relation to an accessory mount.

A system for a boat includes a first guideway installed under a main deck of the boat, a first battery pack coupled to the first guideway under the main deck, and a first actuator configured to move the first battery pack along the first guideway. A controller is electrically and / or signally coupled with the first actuator. A user input device is electrically and / or signally coupled with the controller. The controller is configured to control the first actuator to move the first battery pack along the first guideway in response to an input to the user input device so as to relocate the weight of the first battery pack under the main deck.

A floating object cleanup device includes a collection vessel, two towing vessels with built-in power systems, and two intercepting arms. The collection vessel and the two towing vessels are hooked together by the two intercepting arms. Each of both sides of the collection vessel is provided with an intercepting arm tightening assembly and an arm supporting member. The intercepting arm tightening assembly includes rotating shaft sleeves, positioning blocks, a rotating shaft, and tightening arms. Multiple rotating shaft sleeves are fixed to positions, adjacent to the top, on a side surface of the collection vessel through the positioning blocks. The rotating shaft penetrates all the rotating shaft sleeves located at one side of the collection vessel, and an elastic member is positioned at a position where the rotating shaft contacts with the rotating shaft sleeve.

A watercraft for retrieving an object on a body of water, comprising (i) a containment structure having an interior defining an internal cargo area of the watercraft, an open front side, and a partially or fully submerged lower containment element through which water can freely pass while obstructing the object from exiting the internal cargo area; and (ii) one or more floatation members coupled to an exterior of, or defining at least a portion of, the containment structure. A modular watercraft comprising first and second floatation members configured to be deployed on an exterior, and stowed in an interior, of the containment structure. A system comprising a watercraft having one or more rotating capture assemblies onboard, configured to actively pull or push the object into an internal cargo area through the open front side of the containment structure.

The invention discloses an unmanned cleaning ship for salvaging garbage and a control method of the unmanned cleaning ship. The unmanned cleaning ship comprises a ship body, a garbage collecting device, a multi-mode sensing system, an intelligent control system and a water quality purifying device. The multi-mode sensing system senses the surrounding environment and transmits comprehensive environment information to the intelligent control system. The intelligent control system dynamically plans a navigation path according to the water surface garbage position, the obstacle data, the real-time ship body position, the historical cleaning efficiency and the energy storage state; according to the garbage type identification result, the distribution density and the storage cabin capacity state, the working state of the garbage collection device is adjusted in a self-adaptive mode; controlling the working state of the water purification device according to the water quality parameters, the flow velocity and the water temperature data. By integrating the multifunctional module and the intelligent control system, comprehensive perception, intelligent decision making and multifunctional treatment of the water area environment are achieved, the water area cleaning efficiency and quality are improved, and an innovative solution is provided for sustainable treatment of the water area environment.

A system for removing contaminants from a body of water includes a vessel including floating contaminant cleanup and recovery equipment, that includes an intake port capable of removing contaminants from a body of water and transporting same to the vessel. The system may include a conveyor capable of removing contaminants from the body of water and transferring same to the vessel. The system also including lengths of a type of towable contaminant containment booms, connected to each side of the vessel. The system may include equipment having extendable, angularly positionable armatures, or telescopic cranes or tow boats, capable of positioning and maintaining the lengths of contaminant containment booms that are also connected to end portions of same, and extended outward in front of and off to each side of the vessel to gather and channel floating contaminants back to the intake port of the floating contaminant cleanup and recovery equipment.

A method of operating an electric vehicle includes receiving, via an operator-actuated accelerator of the electric vehicle, a propulsion command for propelling the electric vehicle. When an actuation rate of the accelerator associated with the propulsion command is a first value, the electric vehicle is accelerated at a first acceleration. When the actuation rate of the accelerator associated with the propulsion command is a second value higher than the first value, the electric vehicle is accelerated at a second acceleration higher than the first acceleration.

The invention discloses a sailing type automatic sampling, preprocessing and sample reserving system. The system depends on a first three-way valve, a second three-way valve, a sampling pump, a third three-way valve, a fourth three-way valve, a filtering module, a fifth three-way valve, a sixth three-way valve and a sampling cup which are sequentially communicated and connected through a flow path; the first three-way valve is in flow path connection with the water sample cup and the waste liquid cup; the second three-way valve is additionally communicated with a sampling bottle; the third three-way valve is additionally communicated with a sample reserving bottle; switching channels and / or opening channels of the three-way valves are / is controlled by the control center, and meanwhile, a sample reserving channel, a sampling and preprocessing channel and a sampling channel are realized; and implementing a first backwash flow path and a second backwash flow path. According to the technical scheme, through unified control of the central control system, the functions of automatic sampling, automatic sample reserving, filtering treatment, filtrate collection, linkage detection of an analyzer, automatic waste discharge of filtrate and water samples not exceeding the standard and the like of seawater are achieved, and reliable technical support is provided for marine ecological civilization construction and disaster early warning.

The invention discloses an overwater mobile platform which is formed by compounding a plurality of buoyancy body assemblies of hollow structures through stress structure assemblies, the load distribution of the overwater mobile platform can be effectively optimized, the stability and reliability of the overwater mobile platform can be improved, and meanwhile the buoyancy and the anti-sinking capacity of the overwater mobile platform can be improved through anti-sinking assemblies. Therefore, by means of the combined design of the buoyancy body assembly of the hollow structure, the stress structure assembly, the anti-sinking assembly and the advancing power assembly, the water moving platform has the advantages of being high in buoyancy, high in safety and multifunctional.

The invention relates to the technical field of ships, and discloses an ice flowing prevention device applied to a polar region ship moon pool, which comprises ice pushing manipulators, the ice pushing manipulators are arranged on the upstream and the downstream of the moon pool, and the ice pushing manipulators can push ice flowing to enable the ice flowing towards the moon pool to be far away from the moon pool; the underwater sound ice detector is mounted at the bottom of the ship, and the underwater sound ice detector can monitor position data of flowing ice in water relative to the ice pushing manipulator; the ice block crushers are installed at the positions, located on the upstream and the downstream of the moon pool, of the bottom of the ship, and the ice block crushers can crush flowing ice flowing to the ice block crushers; the ice stirring baffle is arranged at the bottom of the ship and located on the periphery of the moon pool, and when flowing ice flows through the ice stirring baffle, the flowing ice can be away from the moon pool along the outer surface of the ice stirring baffle; and the controller is electrically connected with the underwater sound ice detector, the ice pushing manipulator and the ice block crusher. Through the arrangement of the ice flowing prevention device, the flowing ice can be prevented from blocking the moon pool, and the flowing ice can also be prevented from colliding with underwater equipment.

The invention discloses a scenic spot automatic driving yacht scheduling management algorithm. The system comprises a data acquisition and processing module, a distance calculation module, a comprehensive evaluation module, a scheduling decision module, a real-time monitoring and adjusting module and the like. The data collecting and processing module accurately obtains tourist demands and yacht state data and preprocesses the tourist demands and the yacht state data. The distance calculation module constructs a water area map model, and corrects the distance from the yacht to the boarding point in combination with water flow and wind direction factors. And the comprehensive evaluation module can evaluate the yachts in multiple dimensions and exclude unseaworthy yachts. And the scheduling decision module screens candidate yachts based on the results, selects an optimal scheduling scheme by using a weighted comprehensive evaluation method, issues an instruction and feeds back the instruction to tourists. The real-time monitoring and adjusting module monitors the state of the yacht in real time, quantifies and grades according to the task emergency degree, and adopts corresponding strategies according to different grades; the system can adapt to various scenic spot environments, significantly improves the scheduling efficiency, optimizes the resource utilization, enhances the tourist experience, and guarantees the reliable operation of the automatic driving yacht system in the scenic spot.

The utility model relates to a submarine cable state on-line monitoring system, which belongs to the technical field of cable protection equipment and comprises a submarine cable temperature monitoring module, a submarine cable breakdown fault response module, a submarine cable surrounding environment monitoring module, a marine monitoring ship body, a submarine cable environment display module and a submarine cable GIS module. Two supports are fixedly installed at the top end of the marine monitoring ship body, and a wireless signal transceiver is fixedly installed at the top of the marine monitoring ship body. The device has the beneficial effects that the two U-shaped frames can be driven to move in the same direction or opposite directions through the rotation of the two-way screw rod, and then the canopy outside the U-shaped frames can be driven to unfold, so that each part on the marine monitoring ship body is prevented from being eroded by rainwater or severe weather, and the service life of the marine monitoring ship body is prolonged. And therefore, protection can be provided for components on the marine monitoring ship body, and the service life of the components on the marine monitoring ship body can be prolonged.

The invention discloses a plug flow type mechanical pressurization cyanobacteria control ship, which belongs to the field of ecological environment governance, and mainly comprises a ship body, an algae collection head, a buoyancy cabin, a water collection tank, a pressurization treatment cabin and a pressurization assembly, the lever principle and the electric push rod are used for pressurizing, so that compared with a mode of directly pressurizing a water body by using an air compressor, a water pump and the like, the treatment energy consumption is low, and the pressurizing speed is higher; through the combined design of the dustpan-shaped algae collecting head, the algae inlet position, the pressurization treatment bin layering and the like, the entering and the discharging of high-algae-content water are realized by utilizing the ship advancing power and the water impeller, the operation energy consumption is greatly reduced compared with the water pump sampling, and the device can be suitable for blue-green algae prevention and control in water areas such as lakes, reservoirs, water sources, landscape water bodies and the like.

The invention relates to the technical field of ocean engineering equipment, in particular to a marine organism cleaning floating ship used at a cold source water intake of a nuclear power station, which comprises a buoyancy platform, four hydraulic winches are mounted and connected on the buoyancy platform and are distributed at the left upper corner, the right upper corner, the left lower corner and the right lower corner of the buoyancy platform; the buoyancy platform is provided with a cleaning suction device used for cleaning marine organisms on the intercepting net, the buoyancy platform is further connected with a discharging pipeline with a downward outlet, the cleaning suction device is provided with a suction pipe, and the flow of the suction pipe can be changed. The cleaning suction device is further provided with a cleaning brush capable of washing marine organisms on the intercepting net, and the cleaning effect is better optimized.

The invention relates to the technical field of intelligent unmanned ships, in particular to a wave self-adaptive unmanned ship, a self-adaptive control system and a control method.The wave self-adaptive unmanned ship comprises a main ship body, a front arch, a rear arch, a suspension system, a propelling nacelle, a rigid sliding plate and a buoy, the main ship body is connected with the rear arch and the front arch, and the rigid sliding plate is fixed to the buoy; the propulsion nacelle is installed at the tail of the rigid sliding plate, the rear arch and the rigid sliding plate are installed through two bearings perpendicular to each other, the suspension system comprises a rocker arm, a plate spring and a TPMLM actuator, the rocker arm is connected to the rigid sliding plate, the plate spring and the TPMLM actuator are connected between the rocker arm and the rigid sliding plate and support the rocker arm to be in an upward inclined posture, and the rear arch is connected to the rigid sliding plate. The front arch is connected with the rocker arm, the plate spring and the TPMLM actuator are installed in parallel in the vertical direction, the TPMLM actuator is used for outputting active control force for restraining movement of the ship body, and the unmanned ship, the self-adaptive control system and the self-adaptive control method have the advantages that wave loads can be actively counteracted, and therefore movement restraining is achieved.

The intelligent robot comprises a ship body, a garbage can used for storing garbage and a power module used for driving the ship body to advance, a material collecting opening is formed in the front portion of the ship body in the advancing direction, and the power module is arranged on the rear portion of the ship body in the advancing direction; a mounting opening is formed in the top of the ship body, the garbage can is detachably mounted on the ship body through a quick release mechanism, and the garbage can is provided with a feeding opening opposite to the collecting opening; a battery module for supplying power to the power module is arranged at the bottom of the ship body, and a water-cooling heat dissipation mechanism is further arranged on the battery module. The robot can work for a long time, the maintenance and operation cost is far lower than the cost of employment of cleaning personnel for a long time, meanwhile, the cleaning risk of manual work in a deep water area or in severe weather is effectively reduced, the cleaning efficiency of lake surface garbage is improved, and the safety is also improved.

An inflatable paddle board includes a board body which is inflatable and a central balancing fin which is configured to be provided at a bottom of the board body, the central balancing fin increases the surface area in contact with the water, so as to provide additional lateral resistance, and this added resistance stabilizes the paddle board, making it less prone to tip over, and also maintain a straight trajectory by reducing the lateral drift.

The present technology is generally directed to a fin assembly for watersport equipment, a watersport system including thereof, and a method of using thereof. In various embodiments, the fin assembly includes a support base and a foldable fin. The support base may be configured to attach the fin assembly to a surface of the watersport equipment. The foldable fin may include a fin portion configured to move between a folded position and a use position. The support base may have a locking member configured to lock the fin portion in and release the fin portion from the use position.

The invention relates to the technical field of bridge underwater part detection, in particular to bridge underwater part detection equipment which comprises a mounting frame, a sealed waterproof shell is fixedly arranged at the upper end of the mounting frame, a lifting frame is hinged to one side of the lower end of the mounting frame, and floating cylinders are fixedly arranged on the two sides of the lower end of the mounting frame; a propeller is fixedly arranged at the rear part of the mounting frame, a detection mechanism is arranged at the lower end of the lifting frame, a wireless signal transceiver is fixedly arranged at the upper end of the sealed waterproof shell, and remote control is realized through the propeller and the wireless signal transceiver, so that the equipment can be autonomously navigated to a to-be-detected area, and the risk and cost of manual diving operation are reduced; the lifting frame adopts a multi-degree-of-freedom adjusting hydraulic cylinder, a motor I and a motor II, so that the position and angle of the detection mechanism can be flexibly adjusted to adapt to piers or underwater structures with different depths and different gradients, and the detection coverage rate and precision are improved.

The invention relates to the technical field of water environment sampling, in particular to a flow velocity self-adaption-based floating island type water environment sampling device which comprises a floating island with a built-in driving device, and a sampling mechanism for sampling water and a guide mechanism for guiding the sampling mechanism are arranged in an inner cavity of the floating island. According to the floating island type water environment sampling device based on flow velocity self-adaption, a floating island driving and guide rope counterweight system ensures that a sampling cylinder is lowered along a vertical track, a guide rope penetrates through the center of the sampling cylinder, transverse displacement of the sampling cylinder is limited, lateral impact of water flow on the sampling cylinder is reduced, water layer disturbance is reduced, layered independent sampling and sealing guarantee are achieved, and the sampling efficiency is improved. The corresponding relation between the communication port and the water inlet tank is rotationally controlled, so that single-time lowering and multi-depth sampling are realized, and water samples are prevented from being mixed.

The utility model discloses an unmanned ship for underwater topographic surveying and mapping, which belongs to the technical field of underwater topographic surveying and mapping and comprises a ship body divided into a bow end and a stern end. The bow end comprises a first flow guide plate and a second flow guide plate, and the first flow guide plate and the second flow guide plate are connected to the two sides of the hull respectively. And one side of the top of the ship body is connected with a cutting device capable of cutting. The device has the beneficial effects that by arranging the first flow guide plate, the second flow guide plate, the flow guide groove and the cutting device, aquatic plants on the traveling path of the unmanned ship are cut, the situation that the aquatic plants are wound at the bow end of the ship body and affect traveling of the ship body to conduct underwater surveying and mapping operation is avoided, the cut aquatic plants can be guided to the two sides of the ship body, and influences are reduced; by arranging a supporting rod, a pushing plate, a sliding frame, an electric pushing rod and the like, the ship body is blocked when encountering a shoal during traveling, and the ship body is pushed to retreat to enter the water surface when encountering stranding, and traveling operation is conducted again.

The utility model relates to the technical field of maritime engineering, and provides a piling and hoisting dual-purpose system and a piling and hoisting dual-purpose ship. The rotating platform is rotationally connected with the base, and a winch is arranged on the rotating platform; one end of the main arm is in swinging connection with the rotating platform, and the other end of the main arm is detachably connected with a hoisting structure or a piling structure; the hoisting structure comprises a hoisting pulley block and a lifting hook, the hoisting pulley block is connected to the main arm, and the lifting hook is connected to the winch through an inhaul cable bypassing the hoisting pulley block; the piling structure comprises a pile frame and a telescopic supporting frame. The pile frame is connected to the main arm in a swinging mode. Two ends of the telescopic supporting frame are hinged to the rotating platform and the pile frame respectively. According to the variable-amplitude pile driving barge, the technical problems that the development and manufacturing cost is higher and the economic benefit is gradually reduced along with the increasing size of an existing traditional variable-amplitude pile driving barge can be solved.

A canopy system upon a floating structure includes a cover detachably coupled to a body of the floating structure; and a connector instantly detachable coupling the body with the cover having at least one force distribution assembly, wherein the at least one force distribution assembly moves substantially freely in respective to a connection point on the body and independent from a floating motion of the body of the floating structure so that a wind force received by the cover is reduced to be transferred to the body.

A hydrofoil board having a hydrofoil configured to be automatically controlled to stabilize the board in a level position even when incurring waves. The hydrofoil includes a pair of individually controllable flaps that control the pitch and direction of the hydrofoil board when propelled in motion. A processor uses an inertial measurement unit (IMU) to obtain orientation and acceleration information of the hydrofoil board. A global positioning system (GPS) unit is also used as an additional speed and location sensor. The processor combines IMU data with a user / rider's input, such as selected speed and direction via handheld wireless controller, and individually controls the flap motors to position the flaps, and the propulsion motor to set speed. In one example, the controller is configured to bring the hydrofoil board to a complete and stabile stop.