456results about "Slipways" patented technology

The invention belongs to the technical field of ships, and particularly relates to a launching barge tower broadside berthing structure which comprises a launching barge body. The launching barge body comprises a main body buoyancy tank in the middle and launching barge towers arranged at four corners of the main body buoyancy tank; the launching barge body can be berthed in the dock platform; and the berthing assembly is arranged on the launching barge tower building, the berthing assembly is arranged on the side, close to the dock platform, of the launching barge tower building, and the berthing assembly can fill and level up a protruding main body structure of the launching barge tower building, so that the broadside structure is flat and can safely berth the dock platform. By arranging the berthing assembly, the bottom of the protruding main body structure is filled and leveled up, so that the broadside structure is flat and can safely berth the dock platform, the broadside structure form of a launching barge tower building is changed, the safety requirement of the berthing dock platform is met, the functions and purposes of the launching barge berthing dock platform are improved, and traditional unsafe operation is eradicated.

The invention relates to the technical field of offshore wind power, in particular to a launching and undocking construction method for a floating platform. Comprising the following steps: closing a dock gate, and injecting water into a dock until a floating platform floats; the semi-submersible barge dives, so that a deck of the semi-submersible barge is lower than the bottom surface of the floating platform; the floating platform is moved to the position above the semi-submersible barge; the semi-submersible barge floats until the floating platform is piled on the deck; and the dock gate is opened to drive the semi-submersible barge and the floating platform to pass through the dock entrance together. The first dock area and the second dock area assembly which are connected and the launching floating platform are utilized, and the problems that an existing small dock cannot meet the launching requirement of a large-size floating platform, and a large dock is difficult in production scheduling and long in occupied production period can be solved; the semi-submersible barge lightering wind power foundation platform is used, long-distance transportation of the wind power foundation platform can be achieved, the wind power foundation platform can be conveniently moved to wind power plants all over the world, offshore wind power installation is completed after a fan unit is hoisted nearby, large-scale production is achieved, cost is reduced, and the construction period is shortened.

The invention discloses a marine mooring seat positioning device and a positioning and mounting method, the marine mooring seat positioning device is used for assisting in mounting a mooring seat, the mounting precision of the mooring seat is effectively improved, and rapid mounting of the mooring seat is achieved. Meanwhile, the mooring seat positioning device for the ship can assist in installing the mooring seat and can also detect the installation precision of the mooring seat so as to ensure that the bottom of the mooring seat accurately extends out of a deck by 3 mm.

Methods and systems described herein can assist a user when loading a watercraft onto a trailer (e.g., at a boat ramp). For example, position data generated by sensor(s) coupled to the watercraft and / or trailer can cause one or more propulsion devices associated with the watercraft to automatically (e.g., without user intervention) position the watercraft onto the trailer, for example, by controlling the power and / or thrust direction of the propulsion device(s).

The invention discloses an automatic ship launching method for an unmanned dock, which comprises the steps of receiving an instruction to start a system and establish communication, detecting the position, type and size parameters of a ship, planning a moving path, driving the ship to move and collecting environmental data in real time, fixing the ship, adjusting the water level, releasing fixation and driving the ship to enter water, and detecting floating state parameters to confirm that the ship is stable. And sending a completion instruction and closing the device. The central control system is used for planning power, sensing and executing devices as a whole, accurate control is achieved by combining calculation formulas such as clamping force, water level and moving speed, full-process automation is achieved, operation efficiency, safety and adaptability are improved, cost is reduced, and the system is suitable for ship launching operation of the unmanned dock.

A marine rail lift has a lift deck assembly configured to receive a watercraft thereupon and move between a raised position and a lowered position relative to a parent dock. A plurality of track rails connected to the side walls of a berth of the parent dock define a movement path of the lift deck assembly between the raised position and the lowered position. A plurality of retractable track pins engage the lift deck assembly to the track rails. A lift control system is operatively engaged with the lift deck assembly and configured to displace the lift deck assembly between the raised position and the lowered position. The lift control system manages the volume of air contained within one or more lift tanks of the lift deck assembly to control displacement of the lift deck assembly through buoyant force.

The invention relates to the technical field of fair lead installation, in particular to a positioning precision control method for ship fair lead installation, which comprises a jig frame, an upper base and a lower base are installed on the jig frame, a structure reinforcing pipe is detachably installed between the upper base and the lower base, and a temporary pipe is fixedly installed at the top of the lower base. An additional supporting pipe is fixedly installed on one side of the lower base, temporary fasteners are arranged on one side of the temporary pipe and one side of the upper base, a temporary supporting beam is installed on the jig frame, a supporting column is arranged on one side of the jig frame, and jacks are arranged on the supporting column and the temporary supporting beam. The whole assembled fair-lead is subjected to tire release and then transported to the dock side to be integrally turned over, carried and hoisted, sealing, welding and debugging are carried out, in the fair-lead hoisting process, hoisting is carried out according to temporary fasteners, the additional supporting pipes and the chain rods are kept to be fixed, and then the combined fair-lead and the ship outer plate are integrally welded; and finally, dismantling the temporary fastener and the temporary pipe of the temporary structure in the fair lead.

The invention relates to the technical field of docking blocks, and discloses a movable docking block which is mounted in a dock and comprises a track and a docking block body, the track is arranged on the bottom surface in the dock, mounting grooves are formed in the two sides of the lower end of the docking block body, the docking block body is clamped on the track through the mounting grooves, and driving walking mechanisms are arranged in the two mounting grooves. The driving walking mechanism is located at the upper end of the track, a T-shaped groove is formed in the upper end of the docking block body, and the docking block body is provided with a height adjusting assembly through the T-shaped groove. According to the movable docking block, by arranging the driving walking mechanism, when the docking block body needs to be moved, the docking block body can be effectively jacked up to be separated from the ground through working of a hydraulic jacking rod, then motor core walking wheels are started, the docking block body moves to a marking position along a track, positioning is completed, and time and labor are saved; the inclined rods and the limiting guide wheels are arranged, so that the docking block can be effectively matched with walking wheels of a motor core, and inclination of the docking block body is avoided.

The invention relates to a system (1, 2) (1, 4) for handling marine (3) or underwater (5) drones, the system (1, 2) (1, 4) comprising a drone interface module (2, 4) and a floating pontoon (1) with two hulls (11) and an arch (10), the pontoon (1) is catamaran-shaped and delimits a downflooded reception space (17), the arch (10) comprises at least one device (12) for attachment to a winch cable, the pontoon (1) comprises devices (13) for detachable attachment to a drone interface module (2, 4) detachably and interchangeably installed in the receiving space (17), the drone interface modules (2, 4) forming an at least partially flooded docking area (23, 42) for the drone (3, 5), the drone interface modules (2, 4) have a lower portion (22, 43) configured to rest stably on a flat surface after the drone interface module (2, 4) has been removed from the pontoon (1).

The invention discloses a ship building supporting tool which comprises a first supporting assembly, the first supporting assembly is connected with a second supporting assembly and drives the second supporting assembly, the second supporting assembly is connected with a third supporting assembly and drives the third supporting assembly, and the third supporting assembly is connected with a supporting platform. And the supporting platform is driven. According to the technical key points, the first hydraulic cylinder, the second hydraulic cylinder and the third hydraulic cylinder jointly form a driving part, the supporting height of the supporting tool can be flexibly adjusted only by controlling the telescopic stroke of the driving part, automatic adjustment can be achieved according to actual use requirements, the flexibility of the supporting tool in the use process is improved, and the working efficiency is improved. After the supporting tool is used, the supporting tool does not need to be disassembled, all that is needed is to control all the driving components to enable the supporting tool to be in a folded state, when the supporting tool is used, on-site assembly does not need to be conducted, all that is needed is to control all the driving components to enable the supporting tool to be unfolded by a specified height.

The utility model belongs to the technical field of ships, and particularly relates to a launching barge anchoring equipment reinforcing structure which comprises a launching barge. The launching barge comprises a buoyancy tank in the middle and buoyancy towers arranged at four corners of the buoyancy tank; anchoring equipment is arranged on the buoyancy tank, the anchoring equipment is used for fixing the launching barge in a water area, and the buoyancy tank comprises a buoyancy tank deck and a buoyancy tank end sealing plate; a fixing reinforcing device is arranged on the anchoring equipment and used for reinforcing the anchoring equipment. By arranging the anchoring equipment, when a ship is berthed, the anchoring equipment can fix the ship at a preset position and prevent the ship from drifting due to external force such as stormy waves, the structural strength of the anchoring equipment can be enhanced by arranging the fixing and reinforcing device, more loading force can be borne, and falling and damage caused by insufficient structural strength are prevented; the safety of the ship is influenced. The stable, safe and controllable operation of the ship entering and exiting the launching barge and the sinking and floating process is ensured, and the reinforcing structure of the launching barge anchoring equipment is reliable.

The welding support comprises a connecting mechanism and two supporting frames, the connecting mechanism comprises a base and a driving mechanism arranged on the base, the driving mechanism is used for driving the two supporting frames to synchronously and oppositely move in a reciprocating mode relative to the base, and first supporting pieces with adjustable angles are arranged at the tops of the supporting frames; through the arrangement of the connecting mechanism, the two supporting frames of the welding support can be kept in the center symmetry state of the base all the time, the distance between the two supporting frames is rapidly adjusted, the two supporting frames support the ship with the same acting force, and the bearing angle of the ship can be adjusted by combining the angle adjustment of the first supporting piece relative to the supporting frames; the strength of the welding support and the stability of ship supporting can be improved, the driving mechanism can be driven by a two-way lead screw, operation is easy, the two supporting frames can be used in a combined or independent mode, and the using flexibility and using efficiency of the welding support are improved.

A steel structure supporting frame assembled according to standard knot combination comprises a stand column assembly and a supporting assembly used for providing a supporting height for the stand column assembly, the supporting assembly comprises the standard knots which have different heights and are sequentially connected, and a transfer beam used for installing the standard knots is arranged at the bottom of the supporting assembly; the stand column assembly comprises a stand column and an I-shaped transfer beam used for supporting the stand column. The supporting assembly is composed of at least one standard knot. Compared with the prior art, the number of the standard knots can be adjusted according to the actual supporting height, and the number of the standard knots with different sizes can be adjusted to meet the actual supporting height, so that the supporting requirements of different heights are flexibly met, field cutting is not needed, and the construction efficiency and flexibility are greatly improved; the problem that in the prior art, a supporting frame is not matched with the needed supporting height is solved, and the risks of size errors and bearing capacity reduction caused by cutting are reduced.

The invention relates to a ship launching method, and belongs to the technical field of ship building and launching. The method comprises the steps that S1, the inclined shipway unit is divided into a plurality of first supporting areas and second supporting areas which are distributed in a staggered mode; s2, a coupling beam platform is arranged on at least one second supporting area, and supporting cross beams are arranged on the other first supporting areas; the two sides of the coupling beam platform extend outwards from the middle longitudinal buoyancy tank, the two ends of the coupling beam platform are in lap joint with the two inclined shipway units respectively, and the coupling beam platform, the supporting cross beam and the supporting face of the first supporting area are coplanar. S3, the longitudinal center line of the middle longitudinal buoyancy tank coincides with the connecting line of the center point of the coupling beam platform and the center point of the supporting cross beam; s4, launching the breeding work ship. According to the scheme, the matching performance of the inclined shipway unit and the bottom frame structure of the breeding work ship can be optimized, and the integrity of the ship body structure in the launching process is guaranteed by increasing the supporting contact area and reducing local stress concentration.

The invention provides a method for constructing a methanol cabin section of a methanol power container ship engine room shed. The method comprises the steps that the methanol cabin section is divided into a first platform middle assembly, a second platform middle assembly and a top enclosure bulkhead small assembly; the first platform middle assemblage, the second platform middle assemblage and the top enclosure bulkhead small assemblage are built; and the first platform middle assembly and the second platform middle assembly are overturned to normal states, the first platform middle assembly is positioned and placed on the jig frame, then the second platform middle assembly is positioned and installed on the first platform middle assembly, and finally the top enclosure bulkhead small assembly is installed on the top of the second platform middle assembly. By the adoption of the method, smooth subsection building can be achieved, subsection building difficulty is lowered, subsection building precision is guaranteed, and construction efficiency is improved.

The invention discloses a modularized underwater robot laying auxiliary system and method, and belongs to the technical field of underwater robots. The invention provides a modularized underwater robot laying auxiliary system, which is used for installing a robot provided with an electronic cabin, and comprises an information acquisition module, a control module and an execution module, the acquired information is transmitted to the control module, the execution module is controlled through a control instruction issued by the control module, the execution module guarantees that the robot keeps a safe underwater entry depth and a stable posture in the laying process by adjusting the buoyancy of an air bag, and the robot is released through an electromagnetic lock after the robot reaches a target area. The invention aims to realize automatic launching of the robot in a near-shore shallow water area.

A system for manufacturing shells of a ship, the system comprising: an array of elongate supports; and a plurality of diaphragms each configured to extend across (a row or column of) the array of supports, and shaped to receive a shell of a ship to define a selected curvature of the shell, wherein each diaphragm is removably attachable to two or more of the elongate supports to support the corresponding diaphragm.

A floating quay 202 includes a deck 204 relocatable in a body of water 122 adjacent a stationary quay 200 to receive one or more floating units 102. The deck includes a gradual slope from an elevation

The utility model discloses a triangular cabin machining and transporting platform which comprises a site, a plurality of combined jig frames are arranged on the site in parallel, and consignment channels are formed among the combined jig frames. The combined jig frame comprises a pair of bottom plates arranged in parallel, lower connecting plates are arranged on the left sides and the right sides of the bottom plates to connect the bottom plates to form a base, vertical plates are longitudinally arranged at the four corners of the base, upper connecting plates are arranged between the vertical plates to be fixedly connected with cross beams, multiple pairs of supporting plates are arranged between the cross beams and the bottom plates, and an upper reinforcing plate is arranged between each pair of supporting plates. Supporting rods are respectively arranged in the middles of the upper connecting plate and the upper reinforcing plate, and inclined reinforcing plates are respectively arranged on the left and right sides of the upper connecting plate and the upper reinforcing plate and at the bottoms of the supporting rods. According to the utility model, the operation time of tire loading and unloading or turning over of the triangular cabin can be effectively reduced, the use of workshop infield tire positions and crane resource occupation are avoided, a flat car can conveniently and directly fork and transfer instead of hoisting transfer, the utilization rate of large equipment is improved, and the sectional manufacturing period of the triangular cabin is shortened.

The invention discloses a marine double-layer supporting wood structure and a production process thereof. The technical problem that in the limiting technology, double-layer supporting wood is poor in anti-shearing capacity is solved. The marine double-layer supporting wood structure comprises two supporting plates which are connected in a gluing mode; the connecting column is arranged between the two supporting plates; the connecting grooves are formed in the sides, close to each other, of the two supporting plates; the two ends of the connecting column are in tight insertion fit with the connecting grooves in the corresponding supporting plates respectively. The anti-shearing capacity of the double-layer supporting wood can be improved, and therefore the structural strength and the bearing capacity of the double-layer supporting wood are improved.

The application discloses a kind of follow-up ship guiding and piling and ship launching equipment, including two guide rails, vehicle frame, rope clamping mechanism and tow hook assembly, two guide rails are placed in the two sides of dock, the both ends of guide rail are provided with brake device, brake device has traction cable; Vehicle frame is slidably connected to guide rail, two vehicle frames are connected on each guide rail;Rope clamping mechanism is connected to vehicle frame, rope clamping mechanism is used to lock traction cable, two ends of vehicle frame are arranged one rope clamping mechanism;Tow hook assembly is connected to vehicle frame, tow hook assembly includes tow hook and baffle, the middle part of vehicle frame is provided with hinged seat, the inner end of tow hook is hinged to hinged seat, one end of baffle is hinged to the inner end of tow hook, the other end of baffle is connected with lock rod, the middle part of lock rod is hinged to baffle, the outer wall of tow hook has binding ring for cooperating with lock rod, lock rod is provided with positioning lock catch, the other end of baffle is provided with positioning plate, annular groove is provided on positioning plate, positioning lock catch is arranged in annular groove and can be locked in positioning plate.

The invention belongs to the technical field of ship construction, and discloses a ship pier leveling method and a ship pier leveling system. The ship sitting pier leveling method comprises the steps that S1, supporting frames are arranged at the positions, corresponding to the two sides of a ship body, of the bottom of a dock chamber correspondingly; s2, the ship body is hauled to a dock chamber, water in the dock chamber is discharged, and the ship body falls onto a docking block and a supporting frame at the bottom of the dock chamber; s3, the height of the supporting frame is adjusted, so that the ship body is in a horizontal state; s4, a cushion block is arranged in a gap between the ship body and the docking block; and S5, high-position supporting plates are erected between the two sides of the ship body and the bottom of the dock chamber. According to the ship sitting pier leveling method, ballast water in a ship body does not need to be used for repeated adjustment, the leveling efficiency and the adjusting precision are effectively improved in the mode that the supporting frames on the two sides are used for adjustment, and therefore the overall building or maintaining speed of a ship is greatly increased.

A catamaran lifting apparatus is disclosed for lifting objects in a marine environment. The apparatus includes first and second vessels that are spaced apart during use. A first frame spans between the vessels. A second frame spans between the vessels. The frames are spaced apart and connected to the vessels in a configuration that spaces the vessels apart. The first frame connects to the first vessel with a universal joint and to the second vessel with a hinged connection. The second frame connects to the second vessel with a universal joint and to the first vessel with a hinged or pinned connection. Each of the frames extends upwardly in an inverted u-shape, providing a space under the frame and in between the barges that enables a marine vessel to be positioned in between the barges and under the frames.

The utility model discloses an adjustable combined dock pier which is characterized by comprising an upper docking block and a lower docking block, the upper docking block comprises a long upright post sleeve, a short upright post sleeve, a sleeper seat, a first supporting seat, a hinge shaft, a second supporting seat and a plum blossom tube; the top ends of the two long stand column sleeves are connected with the first supporting bases respectively, the hinge shaft is connected between the two first supporting bases in a penetrating mode, and the sleeper base is hinged to the first supporting bases through the hinge shaft. The top ends of the two short stand column sleeves are connected with the second supporting bases respectively, and the plum blossom pipe is connected between the two second supporting bases in a penetrating mode. The sleeper base is placed on the plum blossom pipe; the lower docking block is positioned below the upper docking block, and the lower docking block is a telescopic component. Through the mode of combining the docking blocks, the height and the contact angle between the docking blocks and the inclined part of the ship bottom are adjusted, the supporting effect of the docking blocks is achieved, and the stability of the ship in the maintenance process is ensured.

The invention discloses a telescopic movable supporting tool which comprises a base, a middle sliding rod is arranged on the base in a sliding mode, the middle sliding rod and the base are fixedly connected through two sets of limiting pin shafts, a supporting assembly is arranged at the top end of the middle sliding rod, three sets of supporting legs are rotationally arranged on the base, and the supporting assembly is fixedly connected with the middle sliding rod through the limiting pin shafts. The supporting assembly comprises a first hydraulic cylinder, one end of a push rod of the first hydraulic cylinder is fixedly connected with an adjusting rod, a U-shaped base is fixedly welded to one end of the adjusting rod, and an adjusting block is rotationally arranged on the U-shaped base and driven by a second hydraulic cylinder. According to the technical scheme, the supporting tool is changed into a tower shape from a column shape, the contact area between the supporting tool and the ground is increased, the gravity center is lowered, and therefore the stability of the supporting tool is improved, the construction safety is improved, the position of a tail end supporting head can be adjusted again through a power mechanism of the supporting assembly, and the working efficiency is improved. And the height position and the deflection angle of the supporting head are adjusted.

The utility model discloses a pipe pile and sheet pile combined wading retaining structure which comprises a prestressed pipe pile, a launching ramp, an upstream face pipe pile, a straining beam and a steel sheet pile. The multiple prestressed pipe piles are evenly distributed at equal intervals and directly penetrate into a soil body bearing layer along the bank of a water area or sequentially penetrate into a water body, a soil layer and the soil body bearing layer in the water area. The launching ramp is laid at the top ends of the prestressed pipe piles, the upstream face pipe piles and the steel sheet piles are arranged on the outer side of the lower position of the launching ramp and sequentially penetrate into a water body, a soil layer and a soil body bearing layer in a water area, and the straining beams are installed at the top ends of the upstream face pipe piles and the steel sheet piles. The foundation structure of the launching ramp is compact in structure, the foundation structure of the launching ramp is constructed in the mode that the pipe piles and the sheet piles are combined, the launching ramp can be supported and protected, cofferdam drainage construction is not needed, the construction work amount, the construction period and the construction cost of the whole structure are greatly reduced, the structure is stable, and reliability is good.