17results about "Boat guiding devices" patented technology

This invention relates to the field of marine equipment technology, specifically to a rapid release device for a passenger ship's life raft. The rope release assembly includes a connecting rope attached to a baffle, a fixing ring on a bracket, a locking ring fastened to the fixing ring, and a manual release mechanism connecting the locking ring to the end of the connecting rope. The locking ring also has a release device. The inflation release assembly includes a stop ring on a bracket, with a wide-pitch screw threaded inside the stop ring. The release device of the rope release assembly uses a built-in expansion material, which expands upon contact with water, allowing for rapid response when the ship is flooded without relying on hydrostatic pressure or manual intervention. Simultaneously, the inflation release assembly incorporates a linkage mechanism consisting of the stop ring, the wide-pitch screw, and a conical block, ensuring that the life raft's cylinder initiation of inflation is triggered when the rope extends to a set length, avoiding the problem of insufficient inflation due to short ropes in traditional structures.

The invention relates to the field of ship equipment, in particular to a ship equipment fixing seat which comprises a connecting seat, a loading unit arranged on the connecting seat, a locking and releasing unit arranged on the loading unit and a bearing unit arranged on the locking and releasing unit. The loading unit comprises a first motor arranged on the connecting base, a lifting assembly driven by the first motor and a synchronous belt arranged on the lifting assembly. A first threaded sleeve rotates on a first threaded rod to drive a supporting plate to move up and down, the supporting plate is driven to move downwards to enter water, and the supporting plate is driven to move upwards and downwards to enter the water; the locking assembly is pushed to turn the baffle outwards, the lifeboat body conveniently enters the rotating plate through the supporting roller set and is rapidly connected with the lifeboat body, then the locking assembly is pushed to drive the baffle to restore, the locking block is made to restore to the original position to be matched with the limiting block to fix the position of the lifeboat body, and the lifeboat body is rapidly fixed to a ship.

The invention relates to a life raft frame with a gravity type guide rail, which comprises a life raft frame, a blocking component, a slide way support frame, a slide way, a guide rod group and a heavy hammer, the slideways are arc-shaped, are arranged on two sides of the life raft frame and are supported by the slideway support frame; the guide rods form a plane, the upper end of the plane is hinged to the upper deck, and at least one heavy hammer extends out of the lower end of the plane and is limited in the sliding way. The heavy hammer is blocked by the life raft at the highest position on the life raft frame; and when the blocking component is unlocked, the life raft rolls and slides down along the slide way support frame in an accelerated manner under the gravity action of the heavy hammer. When the ship encounters water, the life raft can be prevented from moving in the ship, and the deck space above the life raft is utilized; the life raft is quickly released, and the problem that the life raft cannot be released when a ship rolls or rolls over at a natural angle is solved; therefore, the life raft is quickly released, and the problem that the life raft is interfered by an upper shelter when being released is avoided.

A device for recovering a vessel at sea from a surface station, the recovery device includes a cradle with negative buoyancy, intended to support the vessel, a lifting device comprising an upper frame and a set of hangers connecting the cradle to the upper frame, lengths of the hangers being variable so as to make it possible to raise and lower the cradle, a guide float capable of having a predetermined positive buoyancy, the guide float being interposed between the cradle and the upper frame so that the cradle is intended to support the guide float during the raising of the cradle, the guide float being configured and connected to the cradle in order to guide the vessel moving on the surface of the water with a speed of movement comprising a positive component along an axis x associated with the upper frame, toward a front part of the guide float when the guide float has the predetermined positive buoyancy, the guide float being in connection with three degrees of freedom in rotation with the cradle.

A device for aiding the handling of boat tenders (A), which comprises at least one track (2) which can be installed on board a boat and is configured to support and guide the tender (A) along a predefined movement direction (B), during its launching and its recovery on board. The track (2) is of the telescopic type and comprises a first member (2a), which can be anchored to the boat, and at least one extensible member (2b), which can move along the movement direction (B) with respect to the first member (2a) in order to vary the length of the track (2).

The application provides an unmanned ship release and recovery system and a control method, which are applied to the technical field of ship device and use a movable connecting table arranged on a track body as a fulcrum, a rotatable flap plate, a first release and recovery device and a second release and recovery mechanism arranged at two ends of the flap plate to recover the unmanned ship, abandon the traditional mode of hoisting the unmanned ship by a boat hoisting rope to release and recover the unmanned ship, are convenient to operate, stable in structure, prevent the unmanned ship from shaking due to the influence of wind and waves, and possible scraping of the unmanned ship and the hull of the mother ship, and when the unmanned ship approaches the hull of the mother ship during the recovery process, the first containing plate is pressed down by a gravity device, the first containing plate is arranged on the deck, the unmanned ship is pulled to move to the first containing plate, the unmanned ship is limited after moving to a specified position, the first containing plate is disassembled, and the recovery can prevent the unmanned ship from being placed unstably to cause the unmanned ship to collide with the deck.

To provide a vessel capable of dropping a plurality of vessels from a deck continuously and without failure.SOLUTION: A vessel includes: a hull having a deck and an exterior surface connected to the deck; a rail extending in the vertical direction along the exterior surface and having a bottom end reaching the waterline; a plurality of support bases provided in the extending direction of the rail, capable of sliding along the rail, and capable of supporting the vessel; a rope extending along the rail and being coupled to each support base; and a winch provided at the hull and capable of dispensing and halting the dispensing of the rope.SELECTED DRAWING: Figure 1

An improved floating structure attachment device comprising a vertically oriented guide member secured to a fixed structure, a dimensional joining block slidably coupled to the guide member, and a horizontally oriented attachment member extending through the joining block secured to a floating structure. The joining block defines intersecting vertical and horizontal passages dimensioned to permit controlled clearance sufficient to prevent binding while substantially limiting excess movement. The device provides four-dimensional freedom of movement, including vertical translation, horizontal translation, rotation about multiple axes, and limited angular pitch, while remaining structurally rigid and free of spring-biased elements.

The invention belongs to the technical field of folding and unfolding of unmanned ships, and discloses a control method for a stern chute type unmanned ship folding and unfolding device, and the method comprises the steps: constructing a stern chute state machine and a condition word code; acquiring a control panel button signal and a stern chute state feedback signal of the stern chute type unmanned ship retracting and releasing device in real time; the condition word is updated based on a control panel button signal and a stern chute state feedback signal; according to the current state of the stern chute state machine and the updated condition word, state skipping of the stern chute state machine is conducted, and in the leaving state and the entering state, corresponding action programs are executed, so that control over retraction and release of the unmanned ship is achieved. According to the automatic folding and unfolding device, the folding and unfolding process of the unmanned ship is controlled based on the state machine and the input signal obtained in real time, the functions of automatic control and manual control over folding and unfolding of the unmanned ship are achieved, seamless switching between automatic control and manual control is achieved, and the safety of the automatic folding and unfolding device for the stern chute type unmanned ship is improved.

Device adapted for launching and recovering a marine craft, comprising at least two damping systems of a transverse reinforcement element. Device adapted for launching and recovering a marine craft, comprising a floating receiving structure (20) defining a receiving space (28) and an access opening (30), and comprising: - two lateral parts (32A, 32B) extending in a longitudinal direction (L) on either side of the receiving space in a transverse direction (T), - a reinforcement element (34A) extending between the two lateral parts under the receiving space, the opening being delimited at least by the two lateral parts and the reinforcement element.The receiving structure comprises at least two damping systems (40A, 40B) connecting two transverse ends (42a, 42B) of the reinforcement element to the two lateral parts, and adapted to allow, relative to the two lateral parts: - a vertical displacement (F1) of the ends, - a longitudinal displacement (F2) of a central part (45) of the reinforcement element (34A) obtained by rotation (F3) of the reinforcement element relative to the two lateral parts around the transverse direction. Figure for the abbreviation: Figure 3.

This invention provides a green PCTC (Potentially Controlled Traction Control) fire-fighting and life-saving layout structure, including lifeboats positioned on the port side of the stern of the highest deck of the ship. A meeting point is located forward of the lifeboats, and escape routes pointing to the meeting point are planned on the corresponding decks with arrows. The planning criteria for the escape routes include: lower decks prioritize routes to upper decks; intermediate compartments prioritize routes to side compartments; ship's side positions prioritize routes to the midships position; bow positions prioritize routes to the stern position; and locations with access passages prioritize using those passages, while locations without access passages prioritize routes close to the compartment walls. This invention enables rapid deployment of lifeboats, and in conjunction with the escape passages on the decks, improves the speed and efficiency of fire-fighting and life-saving operations.

The invention provides an unmanned equipment ship side launching device, and belongs to the technical field of unmanned equipment launching. The device comprises a fixed seat, an upper slide way, a reel machine, a transportation frame and an adjusting mechanism, the fixed seat is connected with a ship body, one end of the upper slide way is rotatably connected with the fixed seat, the reel machine is arranged at the end, close to the fixed seat, of the upper slide way, a traction rope is wound on the reel machine, and the end of the traction rope is connected with the transportation frame; the conveying frame is slidably arranged on the upper slide way in the length direction of the upper slide way, a connecting seat is fixedly arranged in the middle of the upper slide way, the adjusting mechanism comprises a supporting rod and a telescopic suspender, the supporting rod is vertically and fixedly arranged on the fixing seat, the telescopic suspender is obliquely arranged, and the output end of the telescopic suspender is rotationally connected with the connecting seat. By the adoption of the unmanned equipment ship side throwing device, the problem that in the prior art, the safety is low due to the fact that the water entering angle of throwing equipment cannot be adjusted can be solved.

The present invention relates to a device and method for picking up a watercraft (1). A ramp (10) can be moved relative to a stationary supporting device (2) between a pick-up position and a parking position. Said ramp (10) has a frame (4) and a deformable body (5) fastened to the frame (4). When the ramp (10) is in the pick-up position, the deformable body (5) faces towards the watercraft (1) to be picked up and is at least partly above the water surface (WO). The watercraft (1) is driven onto the ramp (10) and deforms the deformable body (5) from above. The watercraft (1) is pulled out of the water and transferred onto the supporting device (2).

The application discloses a free-falling boat guiding mechanism for a boat rack, and relates to the technical field of lifeboats. The application comprises a boat guiding rack, a sliding seat and an extension pad fixed on the side beam of the boat rack. The sliding seat is slidingly arranged on the extension pad and the sliding direction is perpendicular to the length direction of the side beam of the boat rack. A group of sliding rails parallel to the side beam of the boat rack is fixed on the top of the sliding seat. A sliding sleeve is arranged outside between the two ends of the two sliding rails. A back plate is arranged outside the extension pad. Two groups of lock openings are formed in the extension pad. The boat guiding mechanism in the form of a conveyor belt is arranged on the side beam of the boat rack, can guide the falling boat in the vertical direction, is beneficial to the positioning and falling of the lifeboat, and the boat guiding rack can slide forward and backward. When the lifeboat is adjusted forward and backward on the boat rack, the boat guiding rack slides following the friction force, the whole guiding process is free from sliding friction, the boat guiding mechanism and the body of the lifeboat can be protected, the positioning of the falling lifeboat is facilitated, and the service life is prolonged.

This invention discloses a composite-driven long-endurance unmanned surface vessel (USV), relating to the field of underwater autonomous vehicle technology. The USV includes a hull, characterized by integrating: a foldable rigid wing sail device mounted on the deck via a rotating base, capable of switching between deployed and retracted states for wind power propulsion; a oscillating wave propulsion device mounted on both sides of the hull bottom via a hinged mechanism, converting wave energy into propulsion; and a modular sub-vessel deployment device embedded within the hull for covertly deploying and recovering mission sub-vessels. This invention significantly extends endurance by integrating multiple power sources such as wind and wave energy; the retractable wing sail and built-in payload deployment greatly enhance stealth; and the built-in modular deployment system supports three-dimensional collaborative operations, expanding mission capabilities.

The present disclosure relates to a maritime evacuation system to be installed on a maritime structure, comprising an inflatable, floatable unit configured to be deployed from the maritime structure, the inflatable, floatable unit having a longitudinal extension, and a first bowsing system configured to positioning and maintaining an intended position of the inflatable, floatable unit in relation to the maritime structure during evacuation of persons at sea, comprising a first bowsing line extending from the maritime structure to a joint, a second bowsing line having a first end and a second end, the first end and the second end being connected with the inflatable, floatable unit at a first attachment point and at a second attachment point, respectively, the first attachment point is arranged at a distance from the second attachment point in the longitudinal extension, the second bowsing line extends from the first attachment point via the joint to the second attachment point, wherein the second bowsing line is freely movable in the joint.

The utility model relates to a rapid folding and unfolding device for an unmanned ship, and belongs to the field of unmanned ships, the rapid folding and unfolding device comprises a mounting frame and a positioning frame, the mounting frame is mounted on the unmanned ship, a positioning groove allowing the mounting frame to be embedded is formed in the positioning frame, a control assembly is arranged on the positioning frame, and the control assembly is used for enabling the mounting frame and the positioning frame to be relatively positioned; a rubber plate is fixedly connected to the positioning frame, a guide rod is fixedly connected to the positioning frame, and a guide wheel is rotationally connected to the guide rod. The positioning groove can limit the mounting frame, the control assembly can position the mounting frame, the guide wheels can provide movement guide for the mounting frame, and the mounting frame and the rubber plate can reduce the possibility of collision of the unmanned ship.