4920results 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.

The embodiment of the utility model provides a fire fighting truck and an automobile transport ship, and relates to the technical field of fire fighting equipment, the fire fighting truck is used for extinguishing fire for a thermal runaway vehicle, and comprises a truck body and a controller; a spraying device and a fire extinguishing agent connector are arranged on the vehicle body, the fire extinguishing agent connector is used for being connected with a storage system for storing a fire extinguishing agent, and the fire extinguishing agent connector communicates with the spraying device so as to feed the fire extinguishing agent into the spraying device; the controller is used for acquiring position information of the thermal runaway vehicle and controlling the vehicle body to move to the bottom of the thermal runaway vehicle, and the spraying device is used for spraying a fire extinguishing agent to the thermal runaway vehicle, so that the fire fighting truck can be applied to an environment with densely arranged vehicles such as an automobile transport ship; and the battery pack can be continuously cooled from the bottom of the vehicle.

Swivel mounts, mounting assemblies for boating accessories, and boats having such are disclosed. The swivel mounts include a support member, a mounting member, and a swivel element for enabling the mounting member to swivel relative to the support member. In some cases, a trolling motor mount bracket and / or a trolling motor may be coupled to the swivel mount. In further embodiments, the swivel mount may be coupled to a surface of a boat, such as but not limited to a boat gunnel. In particular, a swivel mount may be configured and disposed above an upward facing surface of the gunnel such that a mounting member of the swivel mount is able to swivel about an axis that is perpendicular to and passes through the upward facing surface of the gunnel. Mounting members having a hole pattern to accommodate different types of trolling motors is also provided.

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 semi-submersible crane vessel for use in assembling a wind turbine and for installation by means of a crane of the vessel of the assembled wind turbine on a foundation. At an assembly station, the hull of the vessel is provided with a mast-receiving well that is sunk into, or through, the hull, preferably a well that extends into, or through a support column of the hull, which well is configured to receive therein at least a portion of the mast of the wind turbine during an assembly step of the wind turbine. For example, the mast-receiving well has a depth of at least 15 meters, e.g. at least 30 meters, measured from the deck of the deckbox structure.

The invention belongs to the technical field of marine seismic exploration, and discloses a submarine node laying device and laying method based on a wireless underwater robot. The seabed node laying device comprises a node laying control unit arranged on a node ship, a node matrix retracting and releasing unit arranged on the node ship, a node matrix used for filling an OBN and conveying the OBN to an underwater specified depth, and at least two wireless underwater robots used for carrying the OBN underwater and completing OBN laying. The node matrix is connected with the node laying control unit and a power supply system of the node ship through a multifunctional cable so as to realize data communication and power transmission; the node matrix is connected with the node matrix retracting and releasing unit through a steel cable so as to achieve underwater lifting and releasing of the node matrix. And the wireless underwater robot realizes data communication with the node matrix in a radio communication mode. By means of the device, the operation mode that double-node matrix alternate operation is adopted, and multiple wireless underwater robots throw nodes is adopted, and the OBN laying speed can be increased in a multiplied mode.

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.

The invention discloses a monitoring device and method for water environment emergency early warning, and relates to the technical field of environment monitoring, the monitoring device comprises a ship body, a sampling device, a detection device and a supporting device are arranged above the ship body, the ship body is placed on the water surface, and the ship body reaches a designated position through a propeller; when the sampling device moves to a sampling site, the sampling device dives to the sampling site through a rope elevator, water is sucked in through a rotating motor, a rotating shaft, a spiral piece and a hollow cylinder during sampling, and the water is filtered before entering, so that the situation that the spiral piece is stuck due to the fact that large solids are also sucked in is prevented; after being sucked, water enters a collecting pipe through a first pipeline to be stored, surrounding fish schools can be driven through rotation of an auxiliary rod, water plants and other impurities can be prevented from entering the suction range, when the sampling device dives, protection is conducted through a protection block at the bottom, and damage caused by the fact that the bottom of the device makes contact with stone and other hard objects is prevented.

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.

A system for removing contaminants from a body of water, may include a vessel, having contaminant cleanup and recovery equipment that may have at least one intake port capable of removing floating contaminants from the body of water to be transported to the recovery vessel. The system may further include a first towboat and a second towboat. The system may also include a first containment boom capable of being connected to the first tow boat and to a starboard side of a vessel. The system may also include a second containment boom capable of being connected to the second tow boat and a port side of the vessel, such that during operation the first and second towboats extend out from the vessel such that the first and second containment booms gather the floating contaminants from the body of water and channel them to the at least one intake port.

The ship bottom structure comprises a ship body, a ship body auxiliary stabilizing mechanism is arranged at the bottom of the ship body and used for assisting the ship body to be stabilized when the ship body moves, the tail of the ship body is provided with a spray pump installation containing cavity for installing a spray pump assembly, and the spray pump installation containing cavity is located on the center line of the tail of the ship body; the ship body auxiliary stabilizing mechanism comprises stabilizing edge strips and stabilizing spokes, the stabilizing edge strips are arranged at the position of a lower cornice of the edge of the ship body and surround the ship body by one circle, and the stabilizing spokes are arranged on the bottom face of the ship body in the length direction of the ship body. The ship body auxiliary stabilizing mechanism is suitable for recreational facilities, and the ship body auxiliary stabilizing mechanism is installed at the bottom of the ship body, so that in the using process of the ship body, the ship body auxiliary stabilizing mechanism can form a flow guide structure at the bottom of the ship body, the stability of the ship body is higher, and the ship body is particularly suitable for fresh water or seawater environments with the water depth not smaller than 1 m. The stability of the ship body is more applicable.

The invention provides a sea buoy in-situ cleaning device, a cleaning ship and a cleaning method, belongs to the technical field of navigation mark cleaning, and aims to solve the problem that bird droppings and other dirt are gathered on the surface of a buoy to affect the navigation aid function of the buoy. Wherein the cleaning device covers and cleans the buoy from top to bottom and comprises a connecting base, a cleaning barrel and a tightening rope; the cleaning barrel is rotationally hung on the lower side of the connecting base and can be driven by the driving mechanism to rotate mutually; the cleaning barrel is free of a barrel bottom, a first reinforcing structure and a second reinforcing structure are arranged on a barrel shell in the generatrix direction and the circumferential direction correspondingly, a first cleaning structure is arranged on the inner side of the barrel shell, a barrel bottom ring is rotationally connected to the bottom of the barrel shell in a hung mode, the barrel bottom ring comprises a bottom ring shell and an elastic film, and the elastic film is located on the inner side. The tightening rope is arranged in the middle of an interlayer of the bottom ring shell and the elastic film, after the buoy is covered with the cleaning barrel, the tightening rope is tightened, and the elastic film is bundled to the periphery of the buoy. The device is combined with a matched method, the cleaning effect is excellent, and the environment-friendly significance is remarkable.

The utility model discloses a synchronous water quality purification algae removal ship, relates to the technical field of water treatment, and aims to solve the problem that a large-area water body needs to automatically and synchronously treat algal bloom, SS (suspended solids) and nitrogen and phosphorus pollution. A ship body is fixedly provided with an algae removal reaction bin, an SS removal reaction bin and a nitrogen and phosphorus removal bin, and liquid inlet ends of the three are respectively connected with a liquid pump I, a liquid pump II and a liquid pump III for providing liquid conveying power; an algae removal agent storage bin is fixedly arranged at the upper end or the side wall of the algae removal reaction bin; an iron ion one-way pressure permeable membrane is arranged at a liquid outlet of the algae removal reaction bin and is used for intercepting iron ions in the bin; an SS removal agent storage bin is fixedly arranged at the upper end or the side wall of the SS removal reaction bin; a funnel-shaped slope is arranged at the bin bottom of the SS removal reaction bin, and a sludge outlet is formed in the middle of the slope bottom; a filler is arranged in the nitrogen and phosphorus removal bin, and nitrogen and phosphorus removal functional microorganisms are arranged in the nitrogen and phosphorus removal bin; the device can simultaneously treat water bloom, SS (suspended solids) and nitrogen and phosphorus pollution in a water body, and is suitable for automatic treatment of a large-area water area.

The present invention includes systems and methods for a continuous-wave (CW) radar system for detecting, geolocating, identifying, discriminating between, and mapping ferrous and non-ferrous metals in brackish and saltwater environments. The radar system (e.g., the CW radar system) generates multiple extremely low frequency (ELF) electromagnetic waves simultaneously and uses said waves to detect, locate, and classify objects of interest. These objects include all types of ferrous and non-ferrous metals, as well as changing material boundary layers (e.g., soil to water, sand to mud, rock to organic materials, water to air, etc.). The radar system (e.g., the CW radar system) is operable to detect objects of interest in near real time.

Systems and methods capable of processing floating solid materials recovered from a body of water on a vessel are disclosed. In some embodiments, at least first and second debris processors are provided. The first debris processor may be disposed on the vessel between at least one intake opening and at least one discharge port, both of which are fluidly coupled to at least one chamber of the vessel. The second debris processor may be disposed between the first debris processor and the discharge port(s).

The invention provides a hydrometeorological unmanned ship based on a visual inertia laser radar and an SLAM navigation method thereof.The unmanned ship comprises a ship protection cover, a ship shell, the laser radar, a depth camera, an IMU module, an intelligent development board and the like, and the laser radar, the depth camera and the IMU module are connected with the intelligent development board; the unmanned ship further comprises a Beidou positioning module, a sensor module, an STM32 driving board, a brushless motor driving module and an electronic speed regulator, the unmanned ship can achieve precise positioning and path planning of a ship body, environment monitoring and sampling and has the functions of automatic cruise, obstacle avoidance and the like, laser radar information and binocular vision IMU attitude estimation are fused through tight coupling, and the navigation precision is improved. According to the SLAM front-end attitude estimator, a VILO front-end attitude estimator is formed, and laser radar observation is added to further limit the attitude, so that the accuracy and robustness of the SLAM front-end attitude estimator in indoor and outdoor environments are improved.

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.

The present invention relates to the technical field of environment monitoring, and specifically to an automatic inspection and identification system and method for sewage outfalls along a shoreline. The system comprises a carrier, a four-view camera, a side-scan sonar and an intelligent inspection integrated machine. An on-bridge water drain opening identification model, an overwater sewage outfall detection model, an underwater sewage outfall detection model, and a personal posture detection model are carried in the intelligent inspection integrated machine. The on-bridge water drain opening identification model analyzes a riverway environment collected by a front camera to identify an on-bridge water drain opening; the overwater sewage outfall detection mode identifies an overwater sewage outfall according to image information collected by two side cameras, i.e. a left side camera and a right side camera; the underwater sewage outfall detection model identifies an underwater sewage outfall according to underwater scene information collected by the side-scan sonar; the personal posture detection model determines whether an operator is in a safe operation state according to image information collected by a rear camera. The present invention can improve accuracy and efficiency in sewage outfall inspection processes.

The invention discloses a cultivation work ship with a ship body capable of being opened and closed, and relates to the technical field of cultivation work ships, the cultivation work ship comprises the ship body, a plurality of permeable nettings and a sealing assembly, a containing cavity is formed in the ship body, openings communicated with the containing cavity are formed in the two sides of the ship body, and the multiple permeable nettings divide the containing cavity into a plurality of cultivation areas; the sealing assembly is rotatably mounted to the hull for opening or sealing the opening. The water-permeable netting is arranged to divide the containing cavity into a plurality of culture areas, so that different types of fishes can be cultured, frequent water change between seawater and the plurality of culture areas can be achieved through the opening in the culture mode, the culture effect is guaranteed, automatic water change is achieved through the seawater, and the culture efficiency is improved. The breeding cost is reduced; the opening is sealed by driving the sealing assembly to rotate, so that the integrity of the appearance of the ship body is improved, the sailing resistance can be reduced, and the sailing speed is increased.

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 gyroscopic roll stabilizer for a boat includes an enclosure mounted to a gimbal for rotation about a gimbal axis and configured to maintain a below-ambient pressure, and a flywheel assembly including a flywheel and flywheel shaft, with the flywheel assembly rotatably mounted inside the enclosure for rotation about a flywheel axis. The gyroscopic roll stabilizer also includes a motor operative to rotate the flywheel assembly and disposed inside the enclosure. A motor cooling circuit is configured to transfer heat away from the motor. The motor cooling circuit has a closed fluid pathway for recirculating cooling fluid therein. The fluid pathway includes a fluid channel jointly defined by the motor and the enclosure and having the cooling fluid therein. The gyroscopic roll stabilizer is configured to transfer heat away from the motor to the cooling fluid. Related methods are also disclosed.

The invention discloses an unmanned ship for surveying hydrology and water resources and a surveying method, and relates to the technical field of water resource surveying. The unmanned ship comprises a ship body and further comprises two surveying sampling assemblies; a balance assembly is installed on the ship body, two electric push rods are rotatably installed on the balance assembly, recovery assemblies are installed at the telescopic ends of the two electric push rods, and the two recovery assemblies are connected with the corresponding surveying and sampling assemblies; the balance assembly is used for maintaining the stability of the surveying and sampling assembly during sampling, and the electric push rod is used for adjusting the position of the surveying and sampling assembly. The underwater sediment sampling device has the advantages that the underwater sediment is sampled by adopting a full-automatic drilling sampling survey mode, the stability is high, the sampling depth and accuracy are controllable, the probability of sludge suspension is reduced in the sampling process, the sampling integrity is improved, in addition, the counter-acting force during drilling can be offset, and the sampling accuracy is improved. Drilling sampling can be completed without fixing equipment, moving operation is convenient, and the sampling efficiency is high.

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.

A surfboard accessory toting device is disclosed herein for carrying a surfboard. The device is specifically designed to distribute load evenly to its most reinforced areas. Materials are chosen and a hook-and-loop type securing system are also designed for security and longevity. Critical areas of the device are further double-stitched and lengths of fabric are folded and sewn together also for this purpose.

The invention belongs to the field of ocean engineering, and discloses a modularized movable energy storage power supply platform for ocean offshore power utilization facilities and a use method of the modularized movable energy storage power supply platform. Comprising a modularized energy storage floating body, a flow guide module, a spherical hinge connector, a mechanical arm, a connecting rod and a tugboat. Clean energy obtained from an offshore wind driven generator and a photovoltaic platform is used for charging and is towed to an offshore facility through a tugboat for power supply. The platform adopts a modular design, connection and disassembly of modules are realized through a combined design of a spherical hinge connector and a mechanical arm, floating bodies are flexibly increased and decreased according to power demands of different facilities, and efficient energy storage and stable power supply are realized. The modular design enables the platform to have flexibility and expandability, and can meet the power supply requirements of ocean offshore facilities of various scales and types. The platform not only reduces the high cost of submarine cable laying, but also improves the environmental protection property of power supply, reduces the dependence on traditional energy such as diesel power generation, and promotes the application and sustainable development of clean energy.