79results about "Steering components" patented technology

An operator interface device for a marine vessel includes a frame configured to couple to the marine vessel and a dial coupled to the frame and including a dial. The dial assembly is configured to be rotated by an operator about a dial axis into and between an initial position, a first operational position, and a second operational position. The dial assembly is rotated from the initial position toward the first operational position and when the dial assembly is released the first spring leg acts on the first dial endwall to return the dial assembly to the initial position. In addition, the dial assembly is rotated from the initial position toward the second operational position and when the dial assembly is released the second spring leg acts on the second dial endwall to return the dial assembly to the initial position.

A swimming pool cleaner is provided, which includes a housing, a travelling device and a filter screen, two groups of power components with opposite driving directions are provided inside the water outlet chamber, the power component includes an impeller and a water outlet channel, wherein the water outlet channel includes a spiral portion and a linear flowing portion which are sequentially communicated, the linear flowing portion is connected with the water outlet, and the linear flowing portion deflects to the outer side in the spiral direction of the spiral portion, a steering stressed portion is formed at the junction of the linear flowing portion and the spiral portion, and the water outlet is in communication with an outside of the housing and faces towards a direction that is opposite to the travelling direction of the travelling device.

The invention belongs to the technical field of ship control, and particularly relates to a multi-mode switching control device of a ship new energy hybrid power common rail system, which comprises a power cabin, the interior of the power cabin is divided into an internal combustion engine cavity, a motor cavity and a battery cavity through laminates and partition plates, and an internal combustion engine, a motor and a battery pack are respectively mounted in the power cabin; a first paddle shaft is installed at the driving end of the motor, an internal combustion engine power connecting-in mechanism is arranged in the internal combustion engine cavity, a second paddle shaft is installed in the internal combustion engine cavity through the internal combustion engine power connecting-in mechanism, the first paddle shaft and the second paddle shaft penetrate through the power bin, and a transmission mechanism is arranged between the first paddle shaft and the second paddle shaft. The double-propeller reverse braking device has the advantages that double-propeller reverse braking can be completed within the shortest time in a ship braking mode, the ship braking efficiency is greatly improved, fuel is saved, and pollutant emission is reduced.

A system and method for assisting a drag operation of a floating wind turbine (FWT) is disclosed. The FWT is provided with a wireless communication system and at least one position sensor for measuring the position of the FWT in at least three degrees of freedom. The main towing vessel is connected to the floating wind turbine by a towing line. The main dragging ship comprises a winch, a DP system and a two-way wireless communication system. A drag assist system / module / controller may be combined with a DP system. The one or more auxiliary drag vessels are connected to the floating wind turbine by drag lines. And one or more auxiliary dragging ships are provided with a two-way wireless communication system. A drag assist system / module / controller calculates setpoints (forces and directions) for all drag ships based on one or more input parameters from the floating wind turbine, one or more input parameters from each auxiliary drag ship, and one or more input parameters from the main drag ship.

A tiller, a waterside thruster, a watercraft, a control method, and a storage medium are provided. The tiller includes a base member, a control portion, and a pressure sensor. The base member is connected to a body of the waterside thruster. The control portion is movably connected to the base member for receiving a control input and generating displacement with respect to the base member. The pressure sensor is provided between the base member and the control portion for acquiring a deformation pressure value caused by the displacement of the control portion with respect to the base member. The pressure sensor is triggered to generate a triggered signal when the deformation pressure value conforms to a preset threshold value of the triggered pressure. The triggered signal is configured to instruct that the waterside thruster performs a preset action.

A module for determining a relative position between an assisting vessel and an assisted vessel connectable to the assisting vessel with a towline The assisting vessel has a winch controlling the towline between the assisting vessel and the assisted vessel. The module estimates the relative position between the assisting vessel and the assisted vessel based on one or more winch parameters. The module may be used in a safety system in towing operations.

A steering system for a hydrofoil watercraft, wherein a user may ride in a seated, prone, kneeling, or standing position while steering the watercraft without the use of his or her body weight. Vertical elevation, left and right roll, and longitudinal direction control of the watercraft is accomplished via steering, resulting in movement of the control surfaces (fins) on the hydrofoil, thus eliminating the need for weight shifting on the flotation device. An electronic remote and / or mounted joystick steering system can be operated either electronically or through direct mechanical linkage to control the direction of the watercraft. The steering system can include an unmanned remote controlled drone hydrofoil watercraft that can be operated remotely.

To provide a glider vessel capable of smoothly turning even at high speed without the occurrence of skidding.SOLUTION: A configuration of a float of a glider vessel is formed into a trapezoid viewed from a front face, approximately half the area of a bottom against the deck area is present on a water surface when gliding, thus enabling inclination of a hull, and at the same time, since force is inefficient by a rudder 9 in the rear in a large type glider vessel, a device attached with an auxiliary blade which is similar to a main blade of an airplane is separately attached to topmost unit of the hull which is approximately the same as in a large type airplane, the rudder faces a turning side, and at the same time, smooth turning is allowed without skidding by operating the right and left auxiliary blades 10 at the same time in the same way as in an airplane.SELECTED DRAWING: Figure 10

A display control method controls a plurality of maneuvering function displays to display maneuvering functions of a marine vessel. The display control method includes changing a maneuvering function displayed on each of the plurality of maneuvering function displays based on at least one of a start state of a marine propulsion device of the marine vessel or an operation state of an operator of the marine vessel.

The present invention belongs to the field of ship control technology, and in particular relates to a multi-mode switching control device for a ship's new energy hybrid common rail system, comprising a power compartment, which is divided into an internal combustion engine chamber, an electric motor chamber, and a battery chamber by layers and partitions, and is respectively equipped with an internal combustion engine, an electric motor, and a battery pack. The driving end of the electric motor is equipped with a first propeller shaft, and an internal combustion engine power access mechanism is provided in the internal combustion engine chamber. A second propeller shaft is installed in the internal combustion engine chamber through the internal combustion engine power access mechanism. The first propeller shaft and the second propeller shaft pass through the power compartment, and a transmission mechanism is provided between the two. The advantage is that the present invention can complete double-propeller reverse braking in the shortest time in the ship's braking mode, greatly improving the ship's braking efficiency, saving fuel usage, and reducing pollutant emissions.

The invention discloses a multi-purpose water robot. The multi-purpose water robot comprises a shell, a steering mechanism, a propelling mechanism and a control system, the steering mechanism comprises a rotating disc arranged in the shell in the transverse direction and a steering driving device fixed in the shell, the rotating disc can be driven by the steering driving device to rotate around the central axis of the rotating disc, and the shell floats on the water surface. When the rotating disc rotates, reaction torque applied to the shell can drive the shell to rotate in the direction opposite to the rotating direction of the rotating disc, and steering is achieved. By arranging the rotating disc driven by the steering driving device in the machine body and utilizing the angular momentum conservation principle, when the rotating disc rotates at a high speed around the central axis of the rotating disc, the shell can rotate at a high speed in the opposite direction under the driving of reaction torque, steering is achieved, and dependence on lateral thrust or differential steering of a traditional propeller is not needed; and the turning radius is small, and the problem that a traditional water surface robot is difficult to flexibly avoid obstacles due to the too large turning radius is effectively solved.

A remote controller (4) for watercraft (6) includes a rod (21) extending downward from the free end part of a lever along a lengthwise direction thereof, a lock release button (14) slidably provided in the free end part so as to be slidable in a first direction different from the lengthwise direction of the lever, and a conversion mechanism provided between the lock release button and the first end of the rod to covert a movement of the lock release button in the first direction to a movement of the rod in a second direction extending along the lengthwise direction of the lever.

The utility model relates to the technical field of bionic fish, in particular to a hydraulic drive bionic fish which comprises a shell, a hydraulic control loop, a tail movement assembly, a pectoral fin movement assembly and a detection assembly, the hydraulic control loop, the tail movement assembly and the pectoral fin movement assembly are all arranged in the shell, and the detection assembly is embedded in the front end of the shell. The hydraulic control loop comprises an oil tank, a hydraulic pump, a first branch and a second branch, the hydraulic pump is communicated with the oil tank, the first branch and the second branch are both communicated with the hydraulic pump, the first branch is further movably connected with the tail movement assembly, and the second branch is movably connected with the pectoral fin movement assembly. According to the bionic fish, the pectoral fins and the tail are controlled to move at the same time through the single hydraulic driving system, the controllability of the bionic fish is improved, meanwhile, the size and the mass of the bionic fish are reduced, miniaturization and light weight are achieved, and the underwater detection scene of the bionic fish is expanded.

A traction device for towing an object along a water surface or through a body of water, the traction unit comprising at least one propulsive engine. The device device has a common center of gravity, center of thrust and center of buoyancy (13). A bridle (17) is attached to turn about an axis (14) through said common center (13). The bridle (17) has an attachment (18) at a distal end from the turn axis (14) to attach a tow line extending to the towed object.

A device for controlling an outboard motor through a rotating seat comprises the rotating seat, an electric propeller body, a controller, a bracket body, a lifting mechanism used for driving a pipe frame to ascend and descend and a rotating device used for driving the pipe frame to rotate. The rotating device is mounted on the bracket main body; the rotating device is provided with an angle sensor I used for detecting the rotating angle of the pipe frame. The pipe frame penetrates through the bracket body to be fixedly connected with the underwater propelling mechanism and can slide and rotate relative to the bracket body. The bracket main body is connected with a ship body through a hanging wall; the lifting mechanism is mounted on the bracket main body; an angle sensor II is arranged on a rotating shaft body of the rotating seat; the angle sensor I, the angle sensor II and the gear motor I are all electrically connected with the controller. According to the device, a user controls the driving direction of the ship by rotating the seat, and a certain degree of automation and relaxation of the modern ship and navigation technology are experienced.

The invention discloses a hybrid-driven amphibious bionic robot which comprises a central control assembly, a driving assembly and a driving assembly. The two driving mechanisms are symmetrically arranged at the two ends of the central control assembly respectively and electrically connected with the central control assembly respectively; the two paper folding mechanisms are symmetrically arranged at the ends, away from the center control assembly, of the two driving mechanisms correspondingly, and the two paper folding mechanisms can be driven by the driving mechanisms connected with the two paper folding mechanisms to bend or stretch out and draw back in the axial direction; and the two walking mechanisms are symmetrically arranged at the ends, away from the center control assembly, of the two paper folding mechanisms correspondingly, the two walking mechanisms are electrically connected with the center control assembly correspondingly, and the two walking mechanisms are driven by the paper folding mechanisms connected with the walking mechanisms to change directions correspondingly, so that amphibious walking is achieved. According to the robot, stretching and bending actions can be carried out in an underwater narrow space through the paper folding mechanism, the advancing direction of the walking mechanism is changed through the paper folding mechanism, the robot has the maneuverability of zero turning radius, and direction conversion can be completed in situ, so that the adaptability and flexibility in a complex environment are remarkably improved, and the robot is more convenient to use.

A remote control device (11) for remotely controlling a ship propulsion device (3) provided in a ship (1). The remote control device includes a remote control device main body (12) including a main body case (13) installed on an installation surface (5) provided in the ship (1), and a remote control lever (17) attached to the main body case (13), a display unit (22) provided outside the main body case (13), and including a display case (23) and a display (25) provided in the display case (23), and a support arm (41) that couples the display unit (22) and the remote control device main body (12) to each other, and that supports the display unit (22) such that the display unit (22) is disposed at a position separated from the remote control device main body (12).

A system and method for assisting in towing a floating object is disclosed. The floating object is provided with a wireless communication system and at least one position sensor for measuring the position of the floating object in at least three degrees of freedom. The main towing vessel is connected with the floating object through a towing cable. The main towing vessel comprises a winch, a DP system and a bidirectional wireless communication system. A tow assist system / module / controller may be integrated with the DP system. One or more auxiliary towing boats are connected to the floating object by towing cables. The one or more auxiliary towing boats are provided with a bidirectional wireless communication system. The tow assist system / module / controller calculates setpoints (forces and directions) for all tow vessels based on one or more input parameters from the floating object, one or more input parameters from each auxiliary tow vessel, and one or more input parameters from the main tow vessel.

A shaft seal system for an azimuth thruster on a ship according to an embodiment of the present invention comprises: a shaft seal housing which is disposed around the circumference of a drive rotary shaft of a motor, wherein the drive rotary shaft extends outwards by passing through a rotary body, one side of the shaft seal housing is coupled to the rotary body, and a space portion is formed between the circumference of the drive rotary shaft and the inner surface of the shaft seal housing; a plurality of seals which are spaced apart from each other in the space portion along the length of the drive rotary shaft and seal the drive rotary shaft and the inner surface of the shaft seal housing off from each other; an oil tank that supplies oil to the space portion located between the plurality of seals; and a pressure accumulator that supplies pressure to the oil tank, wherein the oil tank and the pressure accumulator are arranged in the accommodation space of the rotary body.

It is disclosed a system and a method for assisting in towing operations of a floating wind turbine (FWT) An FWT is provided with a wireless communication system and at least one position sensor for measuring a position of the FWT in at least three degrees of freedom. A master tow vessel is connected to the floating wind turbine by a towline. The master tow vessel comprising a winch, a DP system, a two-way wireless communication system. A tow assist system / module / controller may be integrated with the DP system. An assisting tow vessel(s) is connected to the floating wind turbine by a towline. The assisting tow vessel(s) is provided with a two-way wireless communication system. The tow assist system / module / controller calculates set points (force and direction) for all the towing vessels based on input parameter(s) from the floating wind turbine, and input parameter(s) from each assisting towing vessel and input parameter(s) from the master tow vessel.

The invention relates to the technical field of bearings, and provides a rudder air-cooling intermediate bearing which comprises an outer ring, a first air inlet pipe and an outer surface fixedly installed on the outer ring, a one-way valve is arranged on one side of the first air inlet pipe, a second air inlet pipe is fixedly installed on one side of the first air inlet pipe, and a heating tank is fixedly installed at one end of the second air inlet pipe. According to the bearing, lubricating oil is heated at the position of the inner cavity in the bearing through the heating piece, the heating tank is heated by starting the heater, water in the heating tank is heated, the lubricating oil in the inner cavity in the bearing is heated, and the lubricating oil in the inner cavity in the bearing is heated through the heating piece. After heating, water in the heating tank generates water vapor, the water vapor enters a first air inlet pipe through a second air inlet pipe, by rotating a one-way valve, the water vapor in the heating tank can enter a bearing inner cavity through the second air inlet pipe and the first air inlet pipe, and at the moment, the water vapor can make contact with lubricating oil in the inner cavity and heat the lubricating oil.

A controller assembly for controlling a watercraft, the watercraft having a propulsion system comprising an internal combustion engine and an electric drive, the controller assembly being communicatively connectable to a control unit responsive to motion of a handle of the controller assembly for controlling the propulsion system, the handle being movable in a first direction to control fore and aft drive of the watercraft and movable in a second direction to select a proportion of the drive provided by the propulsion system to be supplied by the electric drive.

The invention discloses a revolved body appearance underwater vehicle capable of turning quickly based on a cross universal joint, the revolved body appearance underwater vehicle comprises a front section, a bent section and a rear section which are connected in sequence, the bent section comprises two universal joint seats and a telescopic unit, the two universal joint seats are respectively mounted at the centers of the end surfaces of the front section and the rear section, and the two universal joint seats are connected and combined to form the cross universal joint; the telescopic units are evenly distributed around the cross universal joint, and the two ends of each telescopic unit are connected with the end face of the front section and the end face of the rear section through spherical hinges correspondingly. During rapid turning, the bent section is bent, the action point of water resistance of the bent incident flow surface of the front section deviates from the underwater vehicle, deflection torque is generated, and the underwater vehicle is made to rapidly turn. According to the structure, deflection torque generated by water resistance is ingeniously utilized to achieve rapid turning, and the turning speed can be effectively increased.

The present disclosure relates to a retrofit robotic apparatus and method for remote manoeuvring of a vehicle. The method for remotely manoeuvring a vehicle using a retrofit robotic apparatus, comprising: a remote operator inserting control signals into a remote user interface; the remote user interface transmits said control signals to a control unit of a robotic apparatus installed in the vehicle; the retrofit robotic apparatus mechanically actuating the vehicle's driving mechanisms based on the received control signals; the retrofit robotic apparatus providing real-time feedback to the remote operator, enabling continuous control of the vehicle; wherein providing the real-time feedback comprises: capturing data from sensors monitoring the vehicle, in particular speed, position and environment conditions; transmitting said data to a remote user interface in real-time; simulating real-time vehicle conditions for remote operator control.

The invention relates to a method for operating an autonomous watercraft (20) with a drive and control unit (28) for maneuvering the autonomous watercraft (20), comprising the following steps: a) detecting environment information of the autonomous watercraft by means of a sensor system (24) comprising a sensor or a plurality of sensors, b) outputting one sensor signal (26) per sensor (24'), corresponding to the environment information; c) actuating the drive and control unit (28) in such a way that the watercraft (20) travels along a preplanned route; d) detecting an event on the basis of the sensor signal or the sensor signals and determining a risk of the event for the watercraft (20); e) actuating the drive and control unit (28) in such a way that the watercraft performs an evasive maneuver in order to avoid or mitigate the event, if the risk exceeds a threshold value; f) training an algorithm by means of machine learning for controlling the autonomous watercraft by means of training data on the basis of the sensor signals and on the basis of control signals for actuating the drive and control unit.

The invention provides a directional floating lifesaving device which comprises a floating body and a current collecting rudder fin, the directional floating lifesaving device has a directional flow breaking direction, and the directional floating lifesaving device has small water flow resistance in the flow breaking direction. The current collecting rudder fin protrudes out of the bottom face of the floating body in the state of inclining to the current breaking direction so as to correspond to the current collecting rudder fin when the directional floating lifesaving device is placed in water and forms water flow based on relative movement with the water in the water breaking direction. The current collection rudder fin is impacted by water flow to generate lateral directional floating force facing the water breaking direction, and therefore directional floating is achieved under the action of the water flow.

A traction device for towing an object along a water surface or through a body of water, the traction unit comprising at least one propulsive engine. The device device has a common center of gravity, center of thrust and center of buoyancy (13). A bridle (17) is attached to turn about an axis (14) through said common center (13). The bridle (17) has an attachment (18) at a distal end from the turn axis (14) to attach a tow line extending to the towed object.

This invention relates to the field of ship design and propulsion technology, and discloses a catamaran and its control method. The catamaran includes a hull, with the width direction defined as the direction perpendicular to the catamaran's direction of travel in a horizontal plane. The hull includes a first hull and a second hull arranged symmetrically and at intervals along the width direction, with a channel formed between the first and second hulls along the width direction. It also includes a propulsion assembly disposed in the channel, comprising at least one fin adapted to oscillate to drive the catamaran's movement. This invention solves the problems of high propeller noise, cavitation, and difficulty in towing loads in related technologies for catamarans.

The invention discloses an underwater steering control method and device, a vehicle and a storage medium thereof, and relates to the field of vehicle control. The underwater steering control method comprises the steps that the fording depth of the environment where the vehicle is located is obtained, and the water depth level is determined according to the fording depth; the steering demand level of the vehicle is obtained, and the steering demand level indicates the steering speed of the vehicle; target steering equipment of the vehicle is determined according to the water depth level and the steering demand level; the target steering equipment is equipment of the vehicle for executing steering in water; and controlling the vehicle to steer in water based on the target steering equipment. The steering flexibility of the vehicle in the water can be improved, accidental injuries to the vehicle and a driver due to slow steering of the vehicle in the water are avoided, high energy consumption of vehicle work due to the fact that all steering devices are used at the same time when different steering requirements are met is avoided, and the driving safety of the vehicle is improved. And the problem that the vehicle cannot be controlled to steer in water when a certain steering device breaks down is solved.