EP3984875A1 - Stapellauf- und einbergungsplattform für boot, und entsprechendes stapellauf- und einbergungsverfahren - Google Patents

Stapellauf- und einbergungsplattform für boot, und entsprechendes stapellauf- und einbergungsverfahren Download PDF

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Publication number
EP3984875A1
EP3984875A1 EP20306234.4A EP20306234A EP3984875A1 EP 3984875 A1 EP3984875 A1 EP 3984875A1 EP 20306234 A EP20306234 A EP 20306234A EP 3984875 A1 EP3984875 A1 EP 3984875A1
Authority
EP
European Patent Office
Prior art keywords
boat
launch
platform
recovery
recovery platform
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP20306234.4A
Other languages
English (en)
French (fr)
Other versions
EP3984875B1 (de
Inventor
Etienne SENARD
Hubert DE BREMOND D'ARS
Yannick Bian
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TotalEnergies Onetech SAS
Original Assignee
Total SE
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Total SE filed Critical Total SE
Priority to EP20306234.4A priority Critical patent/EP3984875B1/de
Priority to US17/490,337 priority patent/US11603174B2/en
Priority to KR1020210135827A priority patent/KR20220050793A/ko
Priority to JP2021169048A priority patent/JP7419322B2/ja
Publication of EP3984875A1 publication Critical patent/EP3984875A1/de
Application granted granted Critical
Publication of EP3984875B1 publication Critical patent/EP3984875B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
    • B63C3/00—Launching or hauling-out by landborne slipways; Slipways
    • B63C3/10—Launching or hauling-out by landborne slipways; Slipways using releasing devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B27/00—Arrangement of ship-based loading or unloading equipment for cargo or passengers
    • B63B27/36—Arrangement of ship-based loading or unloading equipment for floating cargo
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B23/00—Equipment for handling lifeboats or the like
    • B63B23/30—Devices for guiding boats to water surface
    • B63B23/32—Rigid guides, e.g. having arms pivoted near waterline
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B27/00—Arrangement of ship-based loading or unloading equipment for cargo or passengers
    • B63B27/16—Arrangement of ship-based loading or unloading equipment for cargo or passengers of lifts or hoists
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
    • B63C3/00—Launching or hauling-out by landborne slipways; Slipways
    • B63C3/06—Launching or hauling-out by landborne slipways; Slipways by vertical movement of vessel, i.e. by crane
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B27/00—Arrangement of ship-based loading or unloading equipment for cargo or passengers
    • B63B27/16—Arrangement of ship-based loading or unloading equipment for cargo or passengers of lifts or hoists
    • B63B2027/165—Deployment or recovery of underwater vehicles using lifts or hoists

Definitions

  • the present invention relates to the field of transport and handling of floating devices. More particularly, the invention relates to the field of assistance in launching and recovering a ship. In particular, it relates to a launch and recovery platform for a boat. The invention further relates to a method for launching and retrieving the water from a launch and recovery platform of a boat that can be used with or without a crew on board.
  • unmanned surface vehicles are currently being developed for a variety of applications where manned operations can endanger the lives of occupants.
  • the question then arises of the autonomous recovery of these unmanned surface vehicles or of their storage afloat and afloat.
  • launch and subsequent recovery options for these vehicles have stagnated.
  • the launching of boats generally implements launch and recovery systems.
  • ships or marine constructions use davits or cranes to deploy craft using cables, pulleys, tackles and hooks.
  • davits can connect to cables attached to each end of the lifeboat and put a lifeboat afloat.
  • such a maneuver takes time and can be dangerous.
  • Rigid inflatable boats are usually deployed and retrieved using a cable attached to a central pivot point of the inflatable boat and handled by a crane positioned on the vessel or marine construction. During the recovery of the boats and in particular when the sea is agitated causing instability of the boat, this leads to dangerous manipulations for the fixing of the boat to the cable.
  • the ramps are usually associated with ships and cannot be easily adapted to marine constructions having platforms at an altitude much higher than sea level. In addition, the ramps are not suitable for long-term storage of the boat whether afloat or afloat.
  • launch and recovery systems designed for use in harsh offshore conditions have been proposed.
  • Such systems comprise locking and unlocking systems making it possible to secure the craft during launching or recovery.
  • These locking and unlocking systems feature two pneumatic moving arms installed to provide a wider entry point when in the open position and an additional latch when closed.
  • the object of the invention is to remedy the drawbacks of the prior art.
  • the aim of the invention is to propose a platform for launching and recovering a boat providing an anchor point at sea allowing the mooring of a boat, facilitating its recovery by a motorized machine of greater scale while allowing, once ashore, the storage of the boat.
  • Another object of the invention is to propose a method for putting afloat and getting out of the water of a boat included in the launch and recovery platform according to the invention.
  • the launching and recovery platform allows the storage of the boat on land or in the ship or the marine construction from which it is launched. Outside the water, the frame can be covered with an awning to create a protective shelter for the boat and to accommodate maintenance operations.
  • the invention also relates to a use of a launch and recovery platform according to the invention as an autonomous receptacle of a boat.
  • the boat Once afloat, the boat will be able to cast off quickly in a controlled manner without human presence on the boat or on the reception structure.
  • set of profiles " or " profiles” corresponds to structural elements such as beams or bars cut according to predetermined dimensions and serving as a base in the context of mechanical constructions requiring assembly complex.
  • enclosure within the meaning of the invention any structure adapted to allow the reception of a boat within the structure.
  • entrance means an opening allowing the passage of at least part of the boat inside the frame.
  • frame within the meaning of the invention corresponds to an assembly of parts or elements, such as sections for example, forming a structure suitable for receiving and supporting a floating device.
  • translation within the meaning of the invention, means a movement of a solid, for which each point of the solid moves along the same trajectory and at the same speed.
  • a horizontal translation relative to another object could for example correspond to a displacement parallel to said other object between a first position and a second position.
  • a vertical translation within the meaning of the invention, may correspond to a translational movement of a solid, for which each point of the solid moves perpendicularly with respect to another object, between a first position and a second position.
  • Coupled within the meaning of the invention, is understood to mean connected, directly or indirectly, with one or more intermediate elements. Two elements can be mechanically coupled.
  • removable within the meaning of the invention, corresponds to the ability to be easily detached, removed or dismantled without having to destroy the fixing means, either because there is no fixing means, or because the fastening means are easily and quickly removable (for example a notch, a screw, a tongue, a lug, a system of clips).
  • removable it should be understood that the object is not fixed by welding or by any other means not intended to allow the object to be detached.
  • irremovable it should be understood that the object is fixed by welding or by another means not intended to allow the object to be detached.
  • ber means a structure supporting a boat. This may in particular correspond to a metal frame fitted with runners on which a boat rests.
  • Boat means any floating device, whether autonomous or not, and equipped with a hull and/or floats.
  • the inventors have therefore developed a new launch and recovery platform for boats.
  • This platform can allow the deployment and recovery of a surface vehicle without direct human intervention but also serve as a mooring point for the surface vehicle once the platform is anchored at sea, moored to a quay or once ashore. surface vehicle storage device.
  • This platform has the particular feature of having a floating floor intended to at least partially support the boat when the platform is afloat.
  • This floating floor is advantageously arranged within the platform so as to have at least one degree of freedom of vertical movement with respect to the frame. This makes it possible to reduce the effect of the swell on the platform, in particular when it supports the boat afloat.
  • the inventors have also developed a system for securing the boat, in particular for use when the boat is positioned within the frame.
  • the invention relates to a launch and recovery platform 1 for a boat.
  • a launch and recovery platform 1 for a boat comprises a frame 10, flotation means 20 and a floating floor 30.
  • the frame 10 is arranged so as to be able to accommodate a boat 2 (eg at least part of the boat 2), or more generally any floating vehicle, whether motorized or not, with or without a pilot.
  • the frame is advantageously arranged to accommodate only part of the boat 2 leaving part of the boat protruding from the frame.
  • the platform is arranged so that a part of the boat, such as for example the propellers positioned at the rear of the boat, is located outside the frame.
  • the frame 10 comprises for example a set of profiles or any other structural element capable of forming such a frame and in particular an enclosure capable of receiving a boat.
  • the enclosure will include an opening through which a boat can pass to be housed at least partly within the frame. This entry will preferably be on one side of the frame so that the boat can enter the enclosure when the latter is floating on the water.
  • the armature may comprise several entries with, for example, an entry through the upper face and an entry on the side or the rear face.
  • the armature comprises a single entry on the rear face corresponding to the point of entry of the boat into the armature, said entry preferably taking place thanks to the thrust of the motors.
  • the motors as shown in the figures may remain outside the armature, orient upwards when the platform 1 is out of water and downwards when the armature is afloat.
  • the profiles or the other structural elements are advantageously designed from materials having mechanical characteristics adapted to support the load of the launch and recovery platform 1 as well as of the boat 2 that said platform is intended to accommodate.
  • the sections forming the frame 10 can be mainly made of metal or a metal alloy.
  • the sections forming the frame 10 may be made of iron or an iron alloy such as steel. Titanium or aluminum can also be used, depending on the strength required.
  • the sections or other structural elements may be made of composite materials (reinforcement and polymers) or of polymers. It may also be desirable for the material of the frame 10 to be corrosion resistant or protected by painting and/or cathodic protection since the platform 1 is designed to stay for long periods (> 1 month) in water.
  • the sections may have a thickness of at least 2 millimeters (mm), and may reach a thickness of 4 mm, 6 mm, 8 mm or more depending on the desired mechanical characteristics.
  • the profiles can also have a square geometry and be hollow.
  • the steel used for forming the profiles can for example correspond to S235 or even S275 steel in order in particular to meet the standards of the offshore sector, in particular the ISO EN 10855 standard and the DNV-GL 2.7-1 standard.
  • the set of profiles of the frame 10 may comprise at least one transverse beam and/or at least one rigid longitudinal beam 101 forming the upper face of the frame 10.
  • Said rigid transverse and longitudinal beam 101 may advantageously correspond to IPN 120 type steel metal beams (for "i" with normal profile 120).
  • the upper face comprises two rigid transverse beams 101 respectively fixed to the ends of two longitudinal beams 101, said longitudinal beams 101 being parallel to each other.
  • the upper face may comprise at least two, preferably at least four lifting rings 110 intended to cooperate with a lifting means.
  • each of the rigid transverse or longitudinal beams 101 may comprise two lifting rings 110 positioned respectively at the ends of said rigid transverse or longitudinal beams 101.
  • a lifting ring 110 can be made of S235 steel and have an orifice adapted to allow coupling with a hooking device.
  • a lifting ring 110 can correspond to a lifting bow shackles composed mainly of S355 steel, a wire rope sling composed of high-strength galvanized steel S355 or even a triple ring mainly consisting of S355 steel.
  • the frame of the platform 1 according to the invention will also include a support floor 11.
  • a support floor is intended to support a floating floor integrated into the platform 1 and which will be described below.
  • the support floor 11 may be formed from a plurality of sections 106. Alternatively, it may be formed from one or more plates assembled so as to form a support for a floating floor.
  • the support floor 11 can form a cradle comprising a plurality of runners 108 intended to support the boat 2 when said launch and recovery platform 1 is in the out of the water position.
  • the support floor 11 can for example comprise at least four runners positioned so as to support the boat 2 above the floating floor when the platform 1 is out of the water.
  • the pads 108 can be associated with telescopic arms so as to be adapted to any type of boat.
  • the telescopic arms may or may not be motorized and remote-controlled.
  • the pads 108 may be equipped with bearings.
  • the support floor 11 may be connected to a lower base 12 of the reinforcement 10. It may for example be connected via sections 106 or spacers to the lower base 12. In order to increase the mechanical resistance of the reinforcement, it may include braces between the support floor 11 and the lower base 12.
  • the braces or spacers 106 may be rigid metal tubes welded together.
  • the support floor 11 and more generally the frame 10 may be capable of supporting a significant weight, for example more than 2 tons, preferably more than 10 tons, more preferably more than 20 tons, for example approximately 25 tons.
  • the support floor 11 can form the lower base 12 of the frame 10.
  • the lower base 12 corresponds to the underside of the frame 10. This is the face on which the platform rests when it is out of the water. .
  • the launch and recovery platform 1 also includes flotation means 20.
  • the launch and recovery platform 1 can remain at sea for a long time. Furthermore, the design of the platform can adapt to different lengths of vessels and the flotation means 20 help to maintain a parallel relationship between the upper face of the frame 10 and the waterline.
  • the flotation means 20 allow the platform to float on the water but must also, in combination with the floating floor, ensure stabilization of the recovered boat at sea.
  • the flotation means 20 can include any material that floats in the water.
  • the buoyancy means 20 are composed of a polymeric material such as various natural and synthetic rubbers, or open or closed cell foams.
  • the flotation means 20 may be solid or inflatable.
  • the flotation means 20 comprise expanded foam such as expanded polystyrene foam (EPS).
  • EPS expanded polystyrene foam
  • the flotation means 20 will for example be of longitudinal shape.
  • the buoyancy means 20 can be dimensioned such that afloat, a part of the buoyancy means 20 extends above the surface of the water.
  • the flotation means 20 may in particular take the form of at least two floats 72, preferably lateral.
  • the flotation means 20 may consist of two cylindrical plastic floats filled with expanded polystyrene foam (EPS).
  • EPS expanded polystyrene foam
  • the flotation means 20 can be fixed permanently or removably to the frame 10.
  • the frame may comprise sections 110 arranged so as to be able to at least partially crimp the flotation means 20.
  • the launch and recovery platform 1 also includes a floating floor 30 illustrated in particular in figure 1 .
  • the floating floor 30 is essential. It will be arranged within platform 1 so as to support, at least partially, boat 2 when platform 1 is afloat. Advantageously, it will support the front part of the boat 2 and will have a degree of freedom of vertical movement relative to the frame 10 allowing it to float freely on the surface of the water independently of the vertical movements of the frame 10.
  • a floating floor 30 will be coupled to the frame 10 so as to be movable in vertical translation, in particular with respect to the frame, such as for example with respect to the support floor 11 or to the lower base. 12.
  • the floating floor 30 can also be coupled to the frame 10 so as to be further movable in horizontal translation, in particular with respect to the support floor 11. This is particularly visible at the figure 1 .
  • the floating floor 30 is coupled there to the frame 10 by an attachment means 34 which can take the form of a connecting ring 34 arranged to enclose at least one guide bar 109 fixed to the frame 10.
  • the floating floor 30 is advantageously equipped with an attachment means 34 allowing freedom of movement relative to the frame 10.
  • the horizontal translation movements of the floating floor may be limited by a system securing 3 of the boat 2.
  • the attachment means 34 according to the figure 1 can present at the level of the connecting ring any shape of opening with for example an opening in the shape of an ellipse or a parallelepiped.
  • the attachment means 34 according to the figure 1 has at the connecting ring a parallelepiped-shaped opening also allowing horizontal translation of the floating floor 30 relative to the support floor 11 or to the lower base 12.
  • the floating floor 30 also exhibits little transverse movement with respect to the support floor 11. or at the lower base 12.
  • the floating floor 30 can also be coupled to the frame 10 by means of a slide-type connection, a ring fitted with a polymer pad (e.g. high-density or medium-density polyethylene, polyamide) sliding on a vertical structure acting as a rail, or a combination of rings and bars attached to the frame.
  • a polymer pad e.g. high-density or medium-density polyethylene, polyamide
  • the floating floor 30 will be coupled to the frame 10 by means of a combination of rings, preferably fixed to the floating floor and bars, preferably fixed to the frame.
  • This embodiment makes it possible to reduce the clearances to improve the precision of the guidance.
  • the floating floor 30 is intended to at least partially support the boat 2 at sea. Thus, it has dimensions adapted to this function. In particular, it may have a surface in contact with water greater than 2 m 2 , preferably greater than 10 m 2 , more preferably greater than 15 m 2 , even more preferably greater than 25 m 2 . In addition, the floating floor 30 may have a thickness greater than 10 cm, preferably greater than 20 cm, more preferably greater than 30 cm.
  • the floating floor 30 may be composed, like the flotation means 20, of any material floating in the water.
  • the floating floor 30 is composed of a polymeric material such as various natural and synthetic rubbers, or open or closed cell foams.
  • the floating floor 30 is formed from floating modular blocks. These blocks could be nested one inside the other so as to form the floating floor 30.
  • the floating floor can be formed from a wood-epoxy composite floor or from a rotomolded plastic form.
  • the floating floor 30 can form a planar structure. Nevertheless, preferably, it forms a structure comprising at least two planes and more preferably several planes so as to at least partially follow the shape of the hull of the boat 2. In addition, it may comprise openings allowing the passage of bars vertical involved in the vertical translation of the floating floor or allowing the passage of the pads 108 associated with the cradle.
  • the floating floor 30 may comprise a plurality of openings arranged to allow the positioning of the plurality of runners 108 on the boat 2 when said launch and recovery platform 1 is in the out of the water position.
  • the launch and recovery platform 1 is advantageously arranged to switch from a configuration in which the floating floor 30 rests on the support floor 11 when the launch and recovery platform 1 is out of the water. , to a configuration in which the floating floor 30 floats on the surface S1 of the water when the launch and recovery platform 1 is afloat.
  • launch and recovery platform 1 is out of water. Gravity therefore induces the positioning of the floating floor 30 on the support floor 11.
  • the boat itself rests on the floating floor 30.
  • the boat 2 could rest on the pads 108.
  • the launch and recovery platform 1 may comprise a lower base 12, distinct from the support floor 11.
  • This lower base 12 may be made of profiles. It is part of the frame 10 and it advantageously constitutes the part of the frame 10 resting on the ground (eg a quay or a ship's platform).
  • the support floor 11 will advantageously have a plane forming, with respect to the lower base 12, an angle ⁇ greater than or equal to 10°, preferably greater than or equal to 15°, more preferably greater than or equal to 20°, even more preferably greater than or equal to 25°.
  • This angle ⁇ will generally be less than 60°.
  • the angle may be between 10° and 45°, preferably between 20° and 30°, even more preferably between 25° and 35°.
  • the angle is calculated preferably between the longitudinal axis of the floating floor and a plane formed by the lower base 12.
  • the boat 2 can rest at least partly on the floating floor 30 itself resting on the support floor 11.
  • the support floor 11 can form a cradle comprising a plurality of pads 108.
  • This embodiment was illustrated in particular by figure 2 and 3 .
  • the floating floor 30 will rest on the support floor 11 but the boat 2 will not rest on the floating floor 30 but on the pads 108 associated with the cradle formed by the support floor 11.
  • This has the advantage of maintaining a tilted forward position of the boat 2 during its storage out of the water but also to preserve the mechanical properties of the floating floor since it will not be crushed by the boat 2.
  • the boat 2 accommodated by the launch and recovery platform 1 will be positioned in a safety position in which the engines of the boat 2 will be raised allowing easier inspection and less risk of tipping or damage during manipulation of the loaded platform 1.
  • the floating floor 30 when the launch and recovery platform 1 is floated, the floating floor 30 will be arranged to float on the surface of the water S1.
  • the boat will be slightly inclined and at least part of the propellers of the engine or engines may be submerged.
  • the platform allows securing out of the water, it also allows without additional manipulation to put the boat in a configuration in which it can deviate autonomously from the platform afloat.
  • the floating floor 30 is advantageously arranged so as to comprise, in the afloat position, a plane forming an angle ⁇ of at most 30° with the surface of the water S1.
  • a plane forming an angle ⁇ of at most 30° with the surface of the water S1.
  • the floating floor 30 may be arranged so as to comprise, in the afloat position, a plane forming an angle ⁇ of at least 10° relative to the support floor 11 of the frame 10.
  • the angle ⁇ will be at least 20°, preferably at least 25°.
  • the platform 1 advantageously allows the boat to tilt from a position out of the water tilted forwards to a position afloat tilted backwards and this without the aid of jacks or other motorized systems.
  • the angle is calculated preferably between the longitudinal axis of the floating floor 30 and the longitudinal axis of the support floor 11.
  • the support floor 11 may form the lower base 12 of the launch and recovery platform 1.
  • the support floor 11 may comprise the plurality of pads 108. These pads 108 may be arranged so that the longitudinal axis of the boat 2 supported by said plurality of pads 108 forms an angle ⁇ with respect to the support floor 11 greater than or equal to 10°, preferably greater than or equal to 15°, more preferably greater than or equal to 20°, even more preferably greater than or equal to 25°. This angle ⁇ will generally be less than 60°.
  • the angle may be between 10° and 40°, preferably between 20° and 35°, even more preferably between 25° and 30°.
  • the angle is calculated preferably between the longitudinal axis of the floating floor and a plane formed by the lower base 12.
  • the plurality of runners 108 may have lengths selected so as to induce such an angle and therefore a forward inclination of the boat when the platform 1 is out of the water.
  • a launch and recovery platform 1 according to the invention may comprise a system 3 for securing the boat 2.
  • such a securing system 3 comprises a structure for receiving a boat 2. It can also comprise at least two guide arms 302.
  • the reception structure is preferably formed by a lower profile 304 and an upper profile 305 and is arranged so as to match the shape of a part of the bow of the boat 2.
  • the reception structure of the boat 2 can be rotomoulded.
  • the security system 3 is advantageously fixed, via attachment means 301, to the launch and recovery platform 1, in particular to a section 107 dedicated to securing the boat 2.
  • the attachment means 301 of the securing system 3 can be arranged to form a sliding connection with the profile 107 dedicated to stowage and allow vertical movement of the security system 3, preferably with respect to the lower base. Indeed, this can be advantageous when the launch and recovery platform 1 is deployed in a sea with significant swell movements.
  • the securing system 3 advantageously comprises two guide arms 302 extending radially from the reception structure towards the boat 2.
  • the guide arms 302 are arranged to hold the boat 2 a times in the reception structure of the security system 3.
  • the guide arms 302 may comprise lateral centering elements 302-1 which may comprise grooves able to accommodate part of the bow of the boat 2.
  • the centering elements 302-1 side can be formed from a rigid or semi-rigid material adapted to allow the absorption of shocks between the boat 2 and the security system 3 and consequently the launch and recovery platform 1.
  • the lateral centering elements 302-1 can be made of plastic or else of a polymer suitable for undergoing an elastic deformation and recovering its original shape after having been deformed.
  • the lateral centering elements 302-1 can be adapted to stiffen during an impact and regain its original shape after having suffered the impact.
  • the lateral centering elements 302-1 preferably comprise a recess adapted to accommodate a guide element, such as a rail, positioned on either side of the bow of the boat 2.
  • the recess may have a decreasing width from a first end of the lateral centering element 302-1 to a second end of the lateral centering element 302-1.
  • the lateral centering element 302-1 may have a funnel shape making it easier to insert and pass the guide rail and therefore the maintenance of the boat 2 by the guide arms 302.
  • the boat 2 can be centered via a double guide along a horizontal axis and along a vertical axis.
  • the securing system 3 is arranged so that the more the boat advances within the frame, the more the securing system 3 matches the shape of the bow (degree of movement between the floor and the securing 3 reduced) and therefore the more precise its centering. This centering in three dimensions, easy and precise, can advantageously be coupled with a locking of the boat 2 in position.
  • said securing system may comprise lateral locking elements 302-2.
  • the lateral locking elements 302-2 are advantageously positioned on each guide arm 302 and formed by a metal alloy or a rigid polymer. Preferably so as to form latches in which jacks can be locked. Alternatively they can be carried by other sections and be independent of the guide arms 302.
  • Each of the locking elements 302-2 can have a suitable housing or shoe acting as a striker to receive one end of a jack positioned on the boat 2. Indeed, as can be seen on the figure 6 , the locking element 302-2 is positioned substantially against the hull of the boat 2 once the stem of the latter comes into contact with the receiving structure of the securing system 3.
  • a hydraulic cylinder can be positioned at the level of the contact surface between the hull of the boat 2 and the locking element 302-2 in order to hold the boat 2 and to minimize the shocks between the boat 2 and the launch and recovery platform 1.
  • the housing or shoe adapted to receive one end of a jack positioned on the boat 2 can advantageously be removable and replaceable.
  • the boat 2 may include two hydraulic cylinders retracted on either side of the bow.
  • the two cylinders are preferably positioned just below the guide rails of the boat 2 so that when the bow of the boat 2 comes into contact with the host structure of the securing system 3, each hydraulic cylinder is positioned in next to a locking element 302-2 acting as a striker.
  • the securing system 3 may comprise a plurality of damping elements.
  • the main function of the damping elements is to absorb the shocks of the boat 2 on the securing system 3 in order to avoid any deformation of the reception structure and in particular of the lower 304 and upper 305 sections.
  • the elements damping can be made of a material such as that described in connection with the lateral centering elements 302-1.
  • the securing system 3 may comprise a damping element forming a shoe 304-1 fixed to the lower section 304 and arranged to dampen an impact between the boat 2 and the floating floor 30.
  • the lower section 304 may comprise two support arms 303 extending radially from the host structure towards the boat 2.
  • the two support arms 303 are arranged to allow the attachment of a damping element forming a lower cover 306 covering the whole of the section bottom 304.
  • the bottom cover advantageously has a shape adapted to the nose of the boat 2, formed in part by the stem of the boat 2, which thus comes to position itself in abutment against the bottom cover 306 participating in the maintenance of the boat 2 and protecting it against the abrasions.
  • the shoe 304-1 is fixed to the floating floor in a removable or irremovable manner.
  • part of the floating floor may be formed of integral floats making it possible to produce a solid junction associated with the shoe.
  • the securing system 3 may comprise a damping element forming an upper cover 307.
  • the upper cover 307 is fixed to the upper profile 307 covering the whole of the upper profile 305
  • the upper cover 307 advantageously has a shape adapted to the nose of the boat 2, formed in part by the stem of the boat 2, which thus comes to position itself in abutment against the upper cover 307 participating in the maintenance of the boat 2 and protecting it against the abrasions.
  • the securing system 3 may comprise a damping element forming a stopper 302-3 fixed to the guide arms 302 and arranged to dampen a shock between the boat 2 and the frame 10 of the launch and recovery platform 1 .
  • such a security system 3 allows the boat 2 to be held in a launch and recovery platform 1 according to the invention and prevents any damage to the boat 2, the security system 3 and the launch and recovery platform 1 , in particular by minimizing or even avoiding the movements of rolling, surging, pitching, yawing, yawing and/or heaving which can generate such damage.
  • damping elements constitute interchangeable wear parts, that is to say that said damping elements are removably fixed.
  • the launch and recovery platform 1 may also comprise a floating cradle 50, preferably made of polymer or polymer composite positioned at the entrance to the enclosure formed by the profiles of the frame 10, preferably fixed to at least a third profile of the set of profiles.
  • a floating cradle 50 provides support for the hull at the level of the engines of the boat 2, thus relieving the forces on the structure of the hull when the launch and recovery platform 1 is afloat.
  • the buoyancy of this floating cradle can be adjusted by partially ballasting it to adjust the recovery of the forces and the trim of the boat 2 on the floor 30 afloat.
  • the launch and recovery platform 1 may include ballast 40 positioned opposite said opening to allow the attitude of the assembly to be adjusted during lifting.
  • the set of sections forming the frame 10 may comprise at least one longitudinal section 105 positioned on one side or preferably both sides of the frame.
  • the set of sections forming the reinforcement 10 comprises two sections 105 longitudinal parallel positioned respectively on the two sides in extension of the entrance to the enclosure.
  • the launch and recovery platform 1 may comprise guide means 61 and a plurality of fenders 62. These elements will facilitate the positioning of the boat 2 within the frame 10.
  • the guide means 61 may take the form of slides covering in particular the entrance to the frame 10, said slides being fixed to the ends of the longitudinal sections 105 of the frame 10 facilitating on the one hand the entry of the boat 2 and on the other hand its positioning at the level of the security system 3 in the platform 1 for launch and recovery.
  • the guide means 61 can take the form of tubes, sections of tubes, pads, inflatable air chambers, or else rubber or polymer rollers.
  • the guide means 61 can for example correspond to guide rails fixed to each of the longitudinal sections 105 and positioned at the entrance to the launch and recovery platform 1.
  • the fenders 62 can advantageously be fixed on all or part of each of the longitudinal sections 105 in order to cushion and protect the boat 2 when entering or leaving the launch and recovery platform 1.
  • the set of profiles may comprise at least one longitudinal profile 105 positioned on a face adjacent to the entrance to the enclosure and adjacent to the support floor 11, said longitudinal profile further comprising the guide means 61 and a plurality of fenders 62.
  • the guide means 61 and the plurality of fenders 62 are advantageously fixed to the longitudinal sections 105 .
  • the launch and recovery platform 1 can be used in the absence of any engine. Indeed, it can be designed to be moored to a quay, to be anchored in open water or even to be stored off the water.
  • the platform 1 may also be equipped with wheels or skids allowing it to be launched and exited from the water on an inclined plane or slipway. It can be moved using a cable and a winch located on the hold or on platform 1.
  • the wheel system can also be actuated by motors powered by an electric or hydraulic device located on platform 1.
  • the launch and recovery platform 1 may be equipped with one or more motors allowing it to move, preferably independently in the waters whether or not it is loaded with a boat.
  • the platform 1 may include electric motors capable of dynamic positioning of the platform 1, for example in relation to the boat 2.
  • the platform 1 may include a control module configured to allow remote control of the platform and/or autonomous navigation.
  • the platform 1 may also be equipped with means of communication, for example radio, GSM or satellite, and/or of location with, for example, a GNSS system (Geolocation and Navigation by a Satellite System).
  • the means of communication can in particular be configured to establish a relay between the boat and a ship or a maritime construction wishing to control or communicate with the boat 2.
  • the launch and recovery platform 1 may be equipped with energy storage systems, whether in the form of electrical energy, fuel cell or even fossil fuel.
  • energy storage systems whether in the form of electrical energy, fuel cell or even fossil fuel.
  • Such a platform can be used to supply at least partially the boats accommodated at the level of the frame 10.
  • the energy stored on board for example, batteries
  • the platform 1 can include an enclosure intended to accommodate a boat 2 but it can also include several enclosures or an enclosure intended to accommodate several boats 2.
  • the invention relates to the use of a launch and recovery platform 1 according to the invention as an autonomous receptacle of a boat 2.
  • such a platform is particularly relevant in the context of a method for floating or recovering a boat at sea and in particular when the sea is rough.
  • the invention relates to a method 200 for putting a boat 2 afloat.
  • a method of floating a boat 2 is illustrated in figure 10 and it preferably uses a launch and recovery platform 1 according to the invention.
  • Such a method may include a step 240 of lifting the launch and recovery platform 1 supporting the boat 2, and a step of launching 250 of said launch and recovery platform comprising the boat 2.
  • the method 200 of afloat can comprise a step of support 210 of the boat 2 by a cradle of the launch and recovery platform 1.
  • the method 200 of afloat may include a step 220 of attaching the launch and recovery platform 1 comprising the boat 2.
  • the boat 2 can be positioned in the launch and recovery platform 1 out of the water. Nevertheless, advantageously, the boat 2 can be positioned in the launch and afloat recovery platform 1. Boat 2 can be lifted for example by a crane and launched independently with a set of 4 slings, the same for launch and recovery platform 1, then boat 2 enters launch and recovery platform 1 recovery afloat.
  • the boat When the boat 2 has already been positioned at the level of the frame 10, before it is floated, the boat may be supported by the floating floor 30 or by a berth, said berth preferably comprising a plurality of skids 108.
  • a method of floating a boat 2 according to the invention also comprises a step 220 of attaching the launch and recovery platform 1 including or not including the boat 2.
  • the method according to the invention may comprise a step 230 of securing the boat 2, before the step of lifting 240 of the launch and recovery platform 1, within the frame 10.
  • this securing step 230 may in particular include the embedding of the bow of the boat 2 in a receiving structure of the frame 10.
  • the securing step 230 may comprise the actuation of articulated arms establishing a connection between the frame 10 and the boat 2. These articulated arms may be positioned on the boat 2 or on the armature 10. Preferably they are positioned on the armature 10 and more particularly within a securing system 3. Nevertheless, the securing step 230 may preferably comprise the actuation of articulated arms positioned on the boat 2 establishing a connection between the frame 10 and the boat 2. More preferably, the securing step may preferably involve the locking of the cylinders integrated into the hull of the boat 2 in the elements lock 302-2 acting as a striker.
  • the guide arms 302 of the platform 1 according to the invention will be flexible with a spring effect or actuated by pressing on an abutment of the bow of the boat causing a leverage effect.
  • the guide arms 302 will preferably be configured to fit into a dedicated housing or a dedicated rail and positioned on the frame 10 or the boat 2 and preferably on the boat 2.
  • the lifting step 240 of the launch and recovery platform 1, whether or not supporting the boat 2, can be carried out by lifting means such as a crane.
  • the method according to the invention comprises a particular launching step 250.
  • the launching step 250 can be carried out by lifting means such as a crane or by sliding or rolling using a winch or wheels with motorized hubs on an inclined plane, a ramp or a slipway.
  • this launching step causes the launch and recovery platform 1 to move from a position afloat to a position afloat.
  • the method according to the invention may include a step 260 for releasing the boat 2.
  • the step for releasing 260 may include the actuation of articulated arms such as guide 302 establishing a connection between the frame 10 and the boat 2.
  • the guide arms 302 will preferably be configured to separate from a dedicated housing or a dedicated rail in order to allow the exit of the boat 2 from the platform 1 launch and recovery.
  • the floating floor 30 rests on the support floor 11 whereas in the afloat position the floating floor 30 floats on the surface S1 of the water.
  • the boat 2 will preferably rest at least partly on the floating floor 30 and more preferably it will not rest entirely on the floating floor 30.
  • the boat 2 rests on a plurality of runners 208 associated with a cradle formed by the frame 10.
  • the cradle can be formed by the support floor or by the lower base.
  • the invention relates to a method 400 for getting out of the water from a boat 2.
  • a method of getting out of the water 400 from a boat 2 is illustrated in figure 11 and it preferably uses a launch and recovery platform 1 according to the invention.
  • the method of getting out of the water 400 may include a step 410 of positioning the boat 2 on the floating floor 30 of a launch and recovery platform 1 1, said launch and recovery platform 1 preferably corresponding to the platform 1 according to the present invention.
  • the positioning step may include a movement of the boat 2 so as to engage in the entrance to the enclosure of the armature 10. This can be facilitated by the presence of guide means 61.
  • the method 400 of getting out of the water may also include a step 420 for securing the boat 2 within the frame 10.
  • This securing may in particular include the embedding of the bow of the boat 2 in a reception structure armature 10.
  • the securing step may comprise the actuation of articulated arms such as guide arms 302 establishing a connection between the frame 10 and the boat 2.
  • articulated arms may be positioned on the boat 2 or on the frame 10. Preferably they are positioned on the frame 10 and more particularly within a security system 3.
  • the guide arms 302 will preferably be configured to fit into a dedicated housing or a dedicated rail and positioned on the frame 10 or the boat 2 and preferably on the boat 2.
  • the securing step may preferably involve the locking of the cylinders integrated into the shell 2 in the locking elements 302-2 acting as a striker.
  • the method for getting out of the water 400 according to the invention further comprises a step 430 of attaching, to a recovery means, said launch and recovery platform 1 comprising the boat 2.
  • the recovery means may be a lifting means such as a crane but also any means capable of extracting a platform from the water such as a motor or winch associated with a ramp, wheels with motorized hubs on an inclined plane, or even a slipway.
  • the hooking step 430 may be followed by a step 440 for exiting the water from said launch and recovery platform 1 comprising the boat 2.
  • This step can be carried out by means of recovery. Recovery can be done by lifting but also by sliding or rolling.
  • This water exit step 440 will cause the passage from a floating position in which the floating floor 30 floats on the surface S1 of the water to a non-floating position in which the floating floor 30 rests on the support floor 11.
  • this step of leaving the water 440 will lead to the passage from a position afloat in which the boat rests at least partly on the floating floor 30, and therefore preferably substantially horizontal or with the front raised, to a position in which the boat rests on the floating floor or on a cradle with the rear of the boat raised, in particular facilitating certain maintenance operations.
  • the present invention makes it possible to have a solution allowing the launching and the reception of the boat which can be operated simply, without risk for the operators, and which is effective in particular in rough seas.
  • a solution facilitates subsequent maintenance operations on a boat.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Bridges Or Land Bridges (AREA)
  • Removal Of Floating Material (AREA)
  • Cleaning Or Clearing Of The Surface Of Open Water (AREA)
EP20306234.4A 2020-10-16 2020-10-16 Stapellauf- und einbergungsplattform für boot, und entsprechendes stapellauf- und einbergungsverfahren Active EP3984875B1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP20306234.4A EP3984875B1 (de) 2020-10-16 2020-10-16 Stapellauf- und einbergungsplattform für boot, und entsprechendes stapellauf- und einbergungsverfahren
US17/490,337 US11603174B2 (en) 2020-10-16 2021-09-30 Boat launch and recovery platform and associated method of launching and recovering
KR1020210135827A KR20220050793A (ko) 2020-10-16 2021-10-13 보트 진수 및 복구 플랫폼 및 진수 및 복구의 관련된 방법
JP2021169048A JP7419322B2 (ja) 2020-10-16 2021-10-14 ボートの送出及び回収プラットフォーム並びに関連する送出及び回収する方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP20306234.4A EP3984875B1 (de) 2020-10-16 2020-10-16 Stapellauf- und einbergungsplattform für boot, und entsprechendes stapellauf- und einbergungsverfahren

Publications (2)

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EP3984875A1 true EP3984875A1 (de) 2022-04-20
EP3984875B1 EP3984875B1 (de) 2023-10-04

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EP20306234.4A Active EP3984875B1 (de) 2020-10-16 2020-10-16 Stapellauf- und einbergungsplattform für boot, und entsprechendes stapellauf- und einbergungsverfahren

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US (1) US11603174B2 (de)
EP (1) EP3984875B1 (de)
JP (1) JP7419322B2 (de)
KR (1) KR20220050793A (de)

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JP7779499B2 (ja) 2020-06-22 2025-12-03 阪本薬品工業株式会社 金属酸化物微粒子の分散剤、及びそれを含有する分散体
JP7837790B2 (ja) * 2022-04-13 2026-03-31 株式会社三共 遊技機
JP7837789B2 (ja) * 2022-04-13 2026-03-31 株式会社三共 遊技機
JP7837787B2 (ja) * 2022-04-13 2026-03-31 株式会社三共 遊技機
JP7837785B2 (ja) * 2022-04-13 2026-03-31 株式会社三共 遊技機
JP7837788B2 (ja) * 2022-04-13 2026-03-31 株式会社三共 遊技機
CN115594306B (zh) * 2022-10-24 2023-04-14 江西省水利科学院 自驱动式固定化生物反应带复合生物浮床、矩阵系统及测控方法
CN115783183B (zh) * 2022-11-28 2024-12-03 中国船舶集团有限公司第七○八研究所 水上收放航行器的气囊式艇托架结构及收放系统
CN115848567B (zh) * 2023-02-10 2024-12-13 国家深海基地管理中心 一种auv便携式收放架
CN116374086B (zh) * 2023-04-10 2024-04-02 华中科技大学 一种基于曲面柔性导向与双冗余自锁的船艇收放系统
CN116729564B (zh) * 2023-06-15 2025-10-28 上海大学 一种三角型布局角架式多无人艇布放回收装置
KR102873955B1 (ko) * 2023-07-10 2025-10-21 엘아이지넥스원 주식회사 크래들 및 이를 포함하는 진회수 시스템
FR3161656A1 (fr) * 2024-04-25 2025-10-31 Naval Group Bâtiment naval comprenant une structure flottante de lancement et de récupération d'un engin marin rétractable dans un espace de réception

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Also Published As

Publication number Publication date
EP3984875B1 (de) 2023-10-04
JP2022066175A (ja) 2022-04-28
US11603174B2 (en) 2023-03-14
US20220119082A1 (en) 2022-04-21
JP7419322B2 (ja) 2024-01-22
KR20220050793A (ko) 2022-04-25

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