277results about "Towing/pushing equipment" patented technology

A control system for a towed object (1, 6; 20; 30; 50) in or on a body of water comprise one or more towing members (3) extending between the object (1) and a towing vessel (2). One or more ballast members (4) are movably connected to a respective one of said one or more towing members (3) and controllably movable at least a distance along its respective towing member. The towed object (1) may be controlled by moving one or more ballast members (4) on a towing member (3) in order to control the catenary (c) of a towing member (3). Individual ballast members (4) may be manipulated individually in order to correct, preserve or otherwise change the geometry of a trawl.

The invention discloses a towing operation system and method. The system comprises a towing winch and an anti-loosening device which are arranged on a lower deck in a cabin, and a cable guide device, shark pincers, a stern limiting pin, a height limiting device and a swing stopping device which are arranged on an open-air upper deck; a steel cable and a rope guider are arranged on the towing winch; the anti-loosening device is used for enabling the steel cable to always keep certain tension under the condition that the cable end is not loaded; the cable guiding device comprises a pulley, a pressing wheel and a protective cover, the protective cover covers the cable outlet hole and the pulley, and during operation, the steel cable upwards penetrates out of the cable outlet hole, then bypasses the top of the pulley downwards, penetrates out of the rear side hatch and then bypasses the bottom of the pressing wheel; the height limiting device is used for limiting the height of the point position of the steel cable at the shark pincers; and the oscillation stopping device is used for stopping oscillation of the steel cable. According to the system, the height of a steel cable outlet point can be lowered, water can be prevented from leaking into a cabin from waves on an upper deck, a cable outlet hole is protected against wind and rain, the steel cable can be prevented from being disordered and being scratched with a stern A-shaped frame, and a buoy or a towed ship can be safely replaced under the condition that the steel cable is not unloaded.

The invention relates to the technical field of detection towed body release, in particular to an emergency release device of an underwater towing system. The underwater towing system comprises a depth-keeping towed body and a detection towed body, the detection towed body and the depth-keeping towed body are connected through a photoelectric composite cable, the photoelectric composite cable is composed of a towing cable and a communication cable, and the communication cable is connected with a detection instrument in the detection towed body through a plug connector male head and a plug connector female head which are mutually plugged; the emergency release device is arranged at one end in the detection towed body and comprises a towing cable release mechanism and a communication cable release mechanism; the driving piece drives the trailing cable releasing mechanism to be separated from the trailing cable and drives the communication cable releasing mechanism to be separated from the communication cable; the emergency release device is suitable for releasing the detection towed body in an underwater towing system, depends on a mechanical transmission structure, is stable and reliable, and can realize autonomous separation of the detection towed body when an emergency situation or communication loss occurs, so that the safety and the recovery rate of the detection towed body are improved, and the potential heavy loss is reduced.

The invention relates to the technical field of underwater detection, and discloses a high-stability underwater detection towing system based on active and passive cooperative compensation, which comprises an overwater mother ship, an electric winch arranged on the overwater mother ship, a first towing cable, a weight buffer, a second towing cable and a detection towed body, one end of the first towing cable is connected with the electric winch, and the other end is connected with the ballasting buffer; one end of the second towing cable is connected with the ballasting buffer, and the other end is connected with the detection towed body. According to the invention, stable carrying and high-precision data acquisition of underwater detection equipment can be realized, and multi-scene underwater detection requirements are met.

The utility model relates to a quadrilateral structure floating platform, and belongs to the technical field of ocean engineering, the quadrilateral structure floating platform comprises a floating platform, the floating platform comprises a first floating body module, a second floating body module and a third floating body module, and the two ends of the first floating body module are fixedly connected with the second floating body module and the third floating body module through bending modules; a first buoy is arranged at the top of the floating platform, a traction body is arranged on the floating platform, and the traction body and the floating platform are fixedly connected to form a quadrilateral structure. Before the floating platform is thrown to the sea surface, the first floating body module, the second floating body module, the third floating body module and the bending module can be separately transported on the shore, when the transportation equipment drags the traction body on the sea, water flow can freely pass through the hollow part, the resistance of the water flow to the floating platform is reduced, the hydrodynamic performance is good, and the floating platform can be conveniently unfolded in a preset sea area.

A method of transporting a first vessel having wind turbine components to an offshore installation vessel. The method includes (i) securing the first vessel to a second vessel using a first tow line attached to a front end (or bow) of the first vessel, and (ii) securing the first vessel to a third vessel using a second tow line attached to a back end (or stern) of the first vessel. The method further includes transporting the first vessel to the offshore installation vessel using the second vessel and the third vessel secured to the first vessel via the first and second tow lines, respectively. The method also includes securing the first vessel to the offshore installation vessel. The first vessel can include one or more fender walls. The first vessel can be secured to the offshore installation vessel using one or more mooring lines.

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 hull for a vessel for towing is disclosed, comprising a deck and a towing staple for guiding a towing line. The towing staple comprises a guiding element having a symmetrical extension in a first plane parallel to the deck, wherein the guiding element comprises a first and a second mounting section mounting the guiding element to the hull. The first and second mounting sections are connected by means of a main section of the guiding element. The guiding element comprises a towing line guiding surface located on a bottom side of the main section facing the deck, the towing line guiding surface being configured to, during a towing procedure, slidably contact the towing line, such that the towing line can freely move along a periphery of the main section in the first plane while being restricted in movement by the main section in a direction perpendicular to the first plane. The towing staple further comprises a support element, wherein the support element is arranged on a top side of the main section and extends at an angle to the first plane from the top side of the guiding element to a second plane perpendicular to the first plane and extending through the first and second mounting sections.

The invention belongs to the technical field of ship transportation, and particularly relates to a draft-adjustable water-land-air transport ship which comprises a transport ship body and a traction mechanism. The transportation ship body is connected with the traction mechanism; the traction mechanism is used for driving the transportation ship body to move; according to the transport ship body, a first floating box is of a box body structure with an opening in the bottom, a plurality of penetrating openings are formed in the top of the first floating box in an array mode, a second floating box is arranged in each penetrating opening in an up-down sliding mode, and each second floating box is of an empty box body structure and used for loading various cargoes; a suspender structure is arranged on the periphery of each second buoyancy tank, a vertical rod is arranged outside each side wall of each second buoyancy tank, the vertical rods penetrate through the top of the first buoyancy tank in a sliding mode, and the upper ends and the lower ends of the four vertical rods are connected with one another through cross-shaped rods; all the cross rods located on the upper portion are connected with one another through connecting rods. The transportation ship body is connected with the traction mechanism, water-land-air all-directional transportation is achieved, and the adaptability of the device to different environments during transportation can be improved.

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.

The utility model relates to the technical field of yachts, in particular to a yacht convenient to pull, which comprises a yacht main body, a fixing column is fixed in the middle of one end of the yacht main body, a connecting plate is movably mounted on the surface of the fixing column, and a wear-resistant protection mechanism is arranged between the connecting plate and the fixing column. Buffering protection mechanisms are arranged on the two sides of the connecting plate. According to the utility model, the two rotating plates can be respectively and reversely rotated towards the two ends to the positions perpendicular to the connecting plate, so that the positions of the suspension columns on the inner sides of the rotating plates are opened, and after a traction rope is suspended on the suspension columns at the bottom end, the two rotating plates are reversely rotated to be aligned up and down, so that the traction rope is suspended by the two rows of suspension columns; therefore, the pulling rope is convenient to disassemble and hang, stable connection of the pulling rope is also kept, and pulling separation caused by breakage of a single hanging structure is prevented.

The application discloses a tail module for a towed line array of an underwater autonomous navigation unmanned platform, which comprises a connecting piece, a rotating ring, a guide head, a guide rod, the connecting piece is connected to the tail of the towed line array, the guide head is rotationally connected with the connecting piece through the rotating ring, the guide rod is arranged at the tail of the guide head, a sliding block is slidably arranged on the side wall of the guide rod, a resistance body is fixedly arranged at the tail end of the guide rod, and a spring is arranged outside the guide rod between the sliding block and the resistance body; the diameter of the guide head and the outer diameter of the sliding block are both smaller than the inner diameter of the tail pipe of the unmanned platform; an expansion part is arranged at the tail end of the sliding block, and the outer diameter of the expansion part is larger than the inner diameter of the tail pipe of the unmanned platform. The tail module can assist in the initial active release of the towed line array, and can reduce the complexity, space size and energy consumption demand of the winding and unwinding device.

The invention provides a full-rotation tug with both port mooring assistance and coastal towing, and belongs to the technical field of tugs. The ship comprises a ship body structure, the ship body structure comprises a main deck and a head lifting deck, the main deck and the head lifting deck form a connecting deck structure in the middle of the ship body structure, a towing engine is arranged at the position, close to the middle of the ship body structure, of the main deck, and two anchor winches are symmetrically arranged on the head lifting deck; a folding arm crane and a winch are arranged on the main deck located behind the towing engine, a cabin platform is arranged in the ship body structure below the main deck, a standby cable winding machine is installed on the cabin platform, and a cable hatch cover used for allowing a cable on the standby towing engine to enter and exit is arranged on the main deck. A larger coverage range is provided for tail towing, sailors can be ensured to safely engage in towing work by canceling the design of the rear lifting deck, and the cylinder hanging space required by maintenance of the medium-speed engine can be met by extending the first lifting deck.

A seabed magnetic exploration device capable of suppressing the difference in distance from each magnetic sensor to the seabed. [Solution] This is an underwater magnetic exploration device that explores dangerous objects on the seabed F by measuring with multiple magnetic sensors 12-21 fixed at intervals in a width direction W perpendicular to the direction of movement T of a frame body 11 that moves underwater. The device is equipped with multiple transmitters and receivers fixed to different locations in the width direction of the frame body 11, each of which emits sound waves toward the seabed F and receives reflected waves, distance derivation means that derives the distance from each transmitter and receiver to the seabed F based on the time difference between the emission of the sound wave by each transmitter and receiver and the reception of the reflected wave, and tilt adjustment means 25, 26, 27, 28 that adjust the tilt of the frame body 11 in the width direction.

The invention relates to the technical field of marine surveying equipment, in particular to a vibration-reduction stability-augmentation underwater towed body. Comprising a shell and a first sliding block arranged on the upper surface of the shell, the first sliding block can move front and back in the length direction of the shell, and the first sliding block is connected with a first-stage trailing cable; when the pitch angle of the underwater towed body is larger than the set pitch angle, the first sliding block moves towards the stern end of the shell, and under the traction of the towed ship, the first-stage towed cable lifts the stern end of the shell through the first sliding block so that the underwater towed body can maintain the set posture; when the pitch angle of the underwater towed body is smaller than the set pitch angle, the first sliding block moves towards the bow end of the shell, the bow end of the shell is lifted, and the stern end of the shell is lowered so that the underwater towed body can maintain the set posture. The first sliding block serves as a connecting point of the underwater towed body and the first-level towed cable, small fluctuation generated by self-vibration of the first-level towed cable and the underwater towed body is effectively filtered by adjusting the position of the first sliding block, and the good vibration buffering effect is achieved on pitching fluctuation of a towed ship and large-scale disturbance of water flow.

An underwater towing system (1) according to one embodiment includes: a towing structure (2) sailing on or in water; a towing rope (3) hanging down from the towing structure (2) into the water; and underwater work structures (5) towed by the towing rope (3). At least one light emitter (4) is attached to the towing rope (3). The light emitter (4) is controlled by control circuitry (21) included in the towing structure (2). Each of the underwater work structures (5) includes a light receiver (53) that can receive a light signal from the light emitter (4). One of the underwater work structures (5) separates from the towing rope (3) when the control circuitry (21) makes the light emitter (4) transmit a separation signal for this underwater work structure (5), and the light receiver (53) of this underwater work structure (5) receives the separation signal.

The utility model discloses a towing device suitable for a polar region. The towing device is arranged on a tugboat and a tugged boat. The cable towing device comprises a cable towing machine with two winding drums and two towing assemblies. The towing engine is fixedly arranged on the tugboat; the towing assembly comprises a first cable guide hole fixedly formed in the tugboat, a cable fixing piece fixedly arranged on the tugboat and a second cable guide hole. The first fairlead is arranged between the towing engine and the tail of the tugboat, and the second fairlead is arranged between the mooring rope fixing piece and the bow of the tugboat; between the winding drum and the towing assembly matched with the winding drum, the towing cable of the winding drum sequentially penetrates through the first cable guide hole and the second cable guide hole, and the towing cable of the winding drum is connected to the cable fixing piece; the tail of the tugboat is provided with a concave connecting structure capable of embedding the bow of the tugboat. According to the utility model, the impact of sea ice on the towing steel wire rope is avoided, and the towing safety and redundancy are improved.

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.

The present invention provides a flexible, quickly installable and detachable underwater tow cable flow guiding ribbon installation and fastening device, which includes a flexible tube body, a water droplet-shaped buckle assembly, a guiding mechanism and a positioning structure; the flexible tube body is used for sleeving on an underwater tow cable and fixing a flow guiding ribbon; the water droplet-shaped buckle assemblies are symmetrically installed at both ends of the flexible tube body, and each water droplet-shaped buckle assembly has a proximal position and a distal position; the guiding structure guides the water droplet-shaped buckle assemblies to move axially along the flexible tube body; the positioning structure is used for fixing the positions of the water droplet-shaped buckle assemblies. In the flow guiding ribbon installation and fastening device designed by the present invention, the water droplet-shaped buckle assemblies move back and forth axially along the flexible tube body through the guiding mechanism, and the water droplet-shaped buckle assemblies are in the proximal position or the distal position by relying on the positioning structure, so as to realize the clamping or contraction of the water droplet-shaped buckle assemblies, achieving the effects of easy operation, convenient disassembly and assembly, effectively decomposing the longitudinal impact force of water flow and guiding the smooth transition of transverse water flow, and reducing the resistance.

The present application relates to a kind of deep sea floating wind power double-ship wet tow device and wet tow method, wherein device includes: carrier ship;Fan float, including upper Y-shaped float body and lower triangular pontoon;Two described fan float are oppositely arranged between two ships;Restraining tower, the restraining tower includes truss, float restraint mechanism and claw connector, four described truss are divided into two groups, and the two trusses of each group are respectively arranged on the foredeck and aft deck of each carrier ship, and each truss corresponds to a described float restraint mechanism;The first end of each described float restraint mechanism is connected with corresponding described truss, and its second end is provided with claw connector, and the claw connector is connected with the free end of the inclined section of the Y-shaped float body;Floating wind turbine assembly is arranged at the free end of the straight section of the fan float.

A hull for a towing vessel is disclosed, comprising a deck and a towing shackle for guiding a towing cable. The towing shackle includes a guide element having a symmetrical extension in a first plane parallel to the deck, wherein the guide element includes first and second mounting sections for mounting the guide element to the hull. The first and second mounting sections are connected by a main section of the guide element. The guide element includes a towing cable guide surface located on the bottom side of the main section facing the deck, the towing cable guide surface being configured to slidably contact the towing cable during towing, such that the towing cable is freely movable along the periphery of the main section in a first plane while being restrained by the main section in a direction perpendicular to the first plane. The towing shackle also includes a support element, wherein the support element is arranged on a top side of the main section and extends from the top side of the guide element at an angle to the first plane to a second plane, the second plane being perpendicular to the first plane and extending through the first and second mounting sections.

The present disclosure generally relates to an uncrewed surface vessel (USV) for performing remote offshore projects, the USV comprising at least one launch and recovery system, arranged to deploy a payload from the deck into the water The present disclosure further relates to a method of deploying a payload from an uncrewed surface vessel. Unlocking insights from geodata, the present invention further relates to improvements in sustainability and environmental developments: together we create a safe and liveable world.

The present application relates to the technical field of detecting tow body release, and particularly relates to an emergency release device of an underwater towing system; the underwater towing system comprises a depth-keeping tow body and a detecting tow body, the detecting tow body is connected with the depth-keeping tow body through an optical-electric composite cable, the optical-electric composite cable is composed of a towing cable and a communication cable, the communication cable is connected with internal detecting instruments of the detecting tow body through a male connector and a female connector which are mutually plugged; the emergency release device is arranged at one end of the detecting tow body, and comprises a towing cable release mechanism and a communication cable release mechanism; a driving member drives the towing cable release mechanism to separate from the towing cable, and drives the communication cable release mechanism to separate from the communication cable; the emergency release device of the present application is suitable for the release of the detecting tow body in the underwater towing system, relies on a mechanical transmission structure, is stable and reliable, can realize the autonomous separation of the detecting tow body when an emergency occurs or communication is lost, improves the safety and recovery rate of the detecting tow body, and reduces potential major losses.

The invention discloses a photoelectric towing device, belongs to the field of ocean detection equipment, solves the problem of poor tensile property of an ocean towing system, and adopts the technical scheme that the photoelectric towing device mainly comprises a connecting socket, a cable assembly, a plurality of towing assemblies and a locking assembly, each towing assembly comprises a male end coupling piece, a connecting pipe and a female end coupling piece, the two ends of the connecting pipe are connected with the opposite ends of the male-end coupling piece and the female-end coupling piece in a sealed mode respectively, a pulling rope is connected between the male-end coupling piece and the female-end coupling piece, the length of the pulling rope is smaller than that of the connecting pipe, the pulling rope is located in the connecting pipe, and the two adjacent dragging assemblies are connected in a sealed and inserted mode through the male-end coupling piece and the female-end coupling piece. The peripheral side of the male end coupling piece and the peripheral side of the female end coupling piece are each provided with a protruding ring, and the locking assembly sleeves the two protruding rings and acts on the two protruding rings to limit the two protruding rings to be separated from each other. The device can be remarkably improved mainly through the locking assembly and the traction rope.

Title of the invention: Device for launching or raising a floating structure. The invention relates to a device for launching or raising a floating structure (1) (2), comprising at least one ramp (4) having a first end (4a), a second end (4b) opposite the first end (4a), and a sliding device (6) for the floating structure (2) on the ramp (4). The launching or raising device (1) comprises a pivoting member (8) of the ramp (4) connected to it at a point located between the first end (4a) and the second end (4b) of the ramp (4), and a movement device (38) configured to generate a displacement of the floating structure (2) on the ramp (4). The launching or raising device (1) comprises at least one float (10) connected to one of the ends (4b) of the ramp. (4) and at least one means (12) for managing the buoyancy of the float (10). Figure of the abstract: Figure 1.

The invention discloses a quick-response universal flexible auxiliary towing device which is applied to a floating fan towing system, the towing system comprises a floating fan foundation, a floating fan and a towing boat, the fan foundation comprises a plurality of wind power foundation piles, and the adjacent wind power foundation piles are fixedly connected through connecting rods. Through closed-loop control of real-time monitoring of the attitude sensing assembly, accurate instructions of the control system and dynamic adjustment of the power assembly, technical spanning from passive assistance to active stabilization is achieved, attitude changes caused by wind waves and flows can be quickly responded, targeted restoring force is provided, the risk that a floating type draught fan foundation drastically deflects and overturns is effectively avoided, and the service life of the floating type draught fan foundation is prolonged. Ballasting adjustment does not need to be carried out at a machine location point, and the construction difficulty is remarkably reduced.

The present disclosure generally relates to coupling apparatus for an uncrewed surface vessel (USV), the coupling apparatus comprising a receiving interface arranged to be interchangeably coupled to at least two types of a plurality of interchangeable payload types. The present disclosure further relates to a launch and recovery system comprising the coupling apparatus, a USV comprising the apparatus, and a method of deploying a payload from an uncrewed surface vessel. Unlocking insights from geodata, the present disclosure further relates to improvements in sustainability and environmental developments: together we create a safe and liveable world.

The invention discloses an amphibious pontoon pump station device for open pit mining of a mine, and relates to the technical field of pontoon pump stations, the amphibious pontoon pump station device comprises a working main ship, a plurality of working auxiliary ships and a plurality of functional ships, the working auxiliary ship and the functional ship are detachably connected with the working main ship through ship body connecting devices, walking devices are installed at the lower end of the working main ship, the lower end of the working auxiliary ship and the lower end of the functional ship, the working main ship is connected with a connecting truss, and the end, away from the working main ship, of the connecting truss is connected with the shore side. A traditional large pontoon pump station is divided into a plurality of small pontoon bodies according to all functions, the manufacturing cost is low, transition is facilitated, and the peak drainage requirement for coping with emergencies such as rainstorm water inrush and fault collapse is met.

A tow pin device (20) for securing and guiding a cable (12), such as a chain, wire, or rope, on board a vessel (10), comprising several upright cylinders (22), each equipped with a horizontally orientated locking arm (24). The horizontally orientated locking arm (24) is rotatably mounted to the cylinder (22), wherein the rotation of the locking arm (24) is stepless and the locking arm (24) is lockable in any desired orientation in a horizontal plane. The invention also relates to a tow pin and shark jaw arrangement, comprising a tow pin device.