3448 results about "Deck" patented technology

The invention relates to an air bag type mechanical sealing structure and a sealing method thereof in the technical field of LNG ships, the air bag type mechanical sealing structure comprises an annular air bag sealing ring, an air supply system room floor enclosure bulkhead and a liquid tank top drooping wall, and annular flexible sealing lips are fixedly arranged at the top and the bottom of the annular air bag sealing ring; hard sealing rings are fixedly arranged at the bottom of the air supply system room floor enclosure bulkhead and the top of the liquid tank top drooping wall correspondingly, and the hard sealing rings and the flexible sealing lips are connected in a matched mode. The movable gap formed by the top of the liquid tank and the air supply system can be fully sealed, the technical requirements of deformation of the top of the liquid tank and relative deformation and movement between peripheral ship deck components under the conditions of ship navigation, severe sea conditions, temperature difference and the like are met, and the technical requirement for sealing of the top of the liquid tank and an air supply system chamber is also met; the risk of ultralow-temperature gas leakage is avoided, closed-loop management of monitoring, analysis, compensation and alarm is achieved, and system safety and maintenance efficiency are improved.

A deck plate sensing system for a corn harvester having a sensing unit. The sensing unit having a sensor and a magnet associated with a row unit of the corn harvester. The magnet and sensor are configured to measure a distance between the magnet and the magnetic sensor and apply a calibration to determine a relative distance between an adjustable deck plate and a fixed deck plate.

A deck clip that may be used in the construction of a deck and a method of using the same is provided. The deck clip may include a grip and a spacer. Portions of both the grip and the spacer may be received within the grooves of deck boards used in decks. Thus, the deck clip may be selectively affixed to deck boards. Further, the deck clip may be configured to receive a fastener for anchoring the deck clip to joists. Thus, the deck clip may be used to couple deck boards to joists. Advantageously, the deck clip may be used to construct a deck without exposed fasteners, the geometry of the spacer may assist with creating a consistent gap between adjacent deck boards, and the grip may comprise saw-tooth shaped surfaces for improved retention of the deck boards.

A system for a boat includes a first guideway installed under a main deck of the boat, a first battery pack coupled to the first guideway under the main deck, and a first actuator configured to move the first battery pack along the first guideway. A controller is electrically and / or signally coupled with the first actuator. A user input device is electrically and / or signally coupled with the controller. The controller is configured to control the first actuator to move the first battery pack along the first guideway in response to an input to the user input device so as to relocate the weight of the first battery pack under the main deck.

A method and system for discharge operation of a ship loader at a bulk cargo terminal. The method comprises: acquiring initial ship point cloud data; establishing a three-dimensional coordinate system, and acquiring an initial frame ship hold center line and a discharge planning point; continuously scanning a ship to be unloaded, acquiring real-time ship point cloud data, and acquiring a current frame ship center line and a normal vector of a ship deck on the basis of the real-time ship point cloud data; obtaining a real-time ship body deviation value on the basis of the current frame ship center line and the initial frame ship hold center line; obtaining a real-time ship body inclination angle on the basis of the normal vector of the ship deck; correcting coordinates of the discharge planning point on the basis of the real-time ship body deviation value and the real-time ship body inclination angle to obtain coordinates of a real-time discharge planning point, and acquiring coordinates of a current discharge point of a chute mechanism (5); a superordinate computer (1) controlling, on the basis of the coordinates of the real-time discharge planning point and the current discharge point, a ship loader to complete current discharge operation. The present application enables a ship loader to complete operation accurately, and enhances the safety and efficiency of operation of the ship loader.

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 provides a water surface target automatic grabbing device and a control method thereof, and relates to the technical field of marine operation equipment. The device comprises a computing platform, a mechanical arm, a hook, a telescopic rod, a binocular camera, a depth camera, an inertial sensor and a self-stabilizing holder, the computing platform is fixedly mounted on the unmanned ship; the self-stabilizing holder is fixed on a deck of the unmanned ship; the mechanical arm is mounted above the self-stabilizing holder; the hook is mounted at a specified position on the unmanned ship; the telescopic rod is mounted at the tail end of the mechanical arm; the binocular camera and the depth camera are installed at preset positions of the tail end of the mechanical arm and connected with the computing platform through high-speed data transmission lines. The inertial sensor is installed in the mechanical arm and connected with the computing platform. According to the automatic grabbing device, the grabbing precision, stability and adaptability of the system in the dynamic marine environment are improved.

The invention relates to shipbuilding flatness inspection equipment and a use method thereof, and belongs to the technical field of shipbuilding flatness inspection. The shipbuilding flatness inspection equipment comprises a magnetic adsorption type mobile robot platform, a high-precision vision module, an edge computing unit and a cloud data management platform; the magnetic adsorption type mobile robot platform is provided with a crawler-type walking mechanism and a self-adaptive vacuum adsorption unit. According to the invention, efficient and high-precision whole ship flatness intelligent detection can be realized through multi-sensor fusion and a self-adaptive robot platform, the system is suitable for real-time quality monitoring in ship body section construction, deck assembly and fitting-out stages, local fine scanning can be executed along a welding seam area in a ship body section detection scene, and the detection accuracy is improved. A welding deformation out-of-tolerance area is synchronously marked, a non-key plane area can be switched to a global rapid scanning mode, and in the deck assembly stage, a cloud platform can integrate data in real time and assist in carrying out an assembly dislocation correction scheme.

Provided is a mower system that includes an idler pulley, a deck drive pulley coupled to a drive shaft of a mower motor and an intermediate pulley coupled to the mower and positioned to be engaged by a portion of the deck drive belt spanning between the deck drive pulley and the idler pulley. The deck drive pulley located a first distance from the idler pulley and the intermediate pulley located a second distance from the idler pulley, with the second distance being greater than the first distance.

The invention relates to the technical field of sailboat training instruments, and provides a real-time simulation platform for sailboat exercise training, which comprises a training sailboat used for trainee driving training; the rainwater simulation mechanism is used for simulating the influence of raining on the sight of the driver in rainy days; the water inlet mechanism is used for simulating the influence on the operation of a driver when the training sailboat inclines in rainy days and water enters a cockpit; and the water pumping mechanism is used for simulating internal drainage of the cockpit and recycling recycled water resources. Through the cooperation of the rainwater simulation mechanism, the control mechanism and the water inlet mechanism, the sailboat training simulation platform can simulate the influence of rainwater blowing to a cab from different directions on the sight of a student, can simulate the influence condition of the amount of different rainwater blowing to the interior of the cab from different directions on the sight of the student, and meanwhile, can simulate the influence condition of the amount of rainwater blowing to the interior of the cab from different directions. The sailboat training simulation platform can simulate the influence of rainwater on the deck of the training sailboat entering a cockpit due to the inclination of the boat body on the operation and driving of trainees in rainy days.

The invention provides a hoisting method of a flare tower. The hoisting method comprises the following steps: calculating the total weight and the gravity center position of a flare tower assembly; according to the requirements of the lifting height and the preset inclination angle, a balance weight piece and a main lifting lug are additionally arranged on the flare tower, so that the included angle between the horizontal plane and the connecting line between the main lifting lug of the lifted flare tower and the gravity center of the flare tower assembly is within the preset inclination angle range; welding two connecting pieces and a positioning rod at the bottom of the flare tower; hoisting the flare tower in a horizontal mode to enable the flare tower to be separated from the supporting surface; inclining the flare tower to enable the included angle between the center line of the flare tower and the horizontal plane to be a preset inclination angle; the flare tower is lifted to a deck, and a positioning rod at the bottom of the flare tower gradually gets close to a limiting device arranged on the deck; slowly moving the flare tower until the positioning rod enters the limiting device so as to limit the rotation of the positioning rod; and rotating the flare tower to enable the flare tower to vertically stand on the deck, and welding the base of the flare tower and the deck.

The invention relates to the technical field of unmanned ships, and discloses a novel wave-light complementary power generation-based multifunctional unmanned operation and maintenance ship, which comprises a ship body, an environment monitoring mechanism, an energy recovery mechanism, a full-rotation electric propulsion device, an unmanned aerial vehicle landing platform, an ROV automatic laying and recovery mechanism and an AUV automatic laying and recovery mechanism, the energy recovery mechanism comprises two clean energy power generation devices including wave energy power generation devices and solar power generation devices, the wave energy power generation devices are installed on the two sides of the ship body, the solar power generation devices are installed on a deck of the ship body, and clean energy is stored and redistributed through a storage battery in the cabin. An energy recovery mechanism of the device comprises wave energy power generation devices installed on the two sides of the ship body and a solar power generation device installed on the deck, comprehensive utilization of wave energy and solar energy can be achieved, the utilization rate of clean energy is increased, and the requirement for long endurance of the unmanned operation and maintenance ship is met.

The invention provides a temporary supporting structure for mounting a girder of a small side box combined hybrid girder cable-stayed bridge and a using method, and belongs to the technical field of bridge construction. Comprising a lower bearing plate, upper bearing plates are arranged on the left side and the right side of the upper portion of the lower bearing plate, tightening hanging rods are arranged on the left side and the right side of the lower end of each upper bearing plate, a sliding seat is arranged at the upper end of each upper bearing plate, a jacking module is arranged in each sliding seat, a connecting plate is arranged above each jacking module, and a longitudinal supporting module is arranged at the lower end of each connecting plate. By means of the transverse hydraulic self-locking rod, when a beam body generates transverse displacement when encountering wind loads, partial displacement can be automatically released, and automatic resetting can be achieved after the displacement acting force value is reduced, and by means of the front-back double-section type contraction transverse support formed by the butt joint rod and the conical rod and in cooperation with the transverse buffering spring, the transverse buffering effect can be achieved. Vibration energy generated in the working process of construction machinery can be absorbed, the influence of construction vibration on the temporary supporting structure is reduced, and the safety of the temporary supporting structure is improved.

The invention relates to the field of ship design, in particular to a method for extracting ship design structure information by analyzing a ship deck DXF drawing. The method comprises the steps of reading a ship deck DXF drawing file, analyzing basic primitive information, extracting geometric attributes and classification information of the basic primitive information, and generating a basic primitive data set; analyzing the complex nested primitives based on the basic primitive data set, extracting enhanced features, and generating a complex primitive feature set through a virtual entity; ship design structure information is generated by combining ship design specifications and dynamic rule engine judgment; constructing a ship design structure model and generating structure model data; and carrying out standardization processing on the structural model data, outputting the structural model data in a structural data format, and verifying the consistency of the structural model data to feed back optimization rule engine logic. According to the invention, automatic analysis and structural information extraction of ship deck design data are realized, the efficiency and accuracy of data processing are improved, and the method is suitable for efficient digital management of ship design and manufacturing processes.

A threshold assembly has an interior side, an exterior side opposite the interior side, a top side, and a bottom side opposite the top side and includes a substrate and a sill deck. The sill deck is attached to the substrate and includes a deck cover and a sill track. The deck cover may be positioned over a portion of the substrate. The deck cover extends towards the exterior side of the threshold assembly. The sill track has an attachment wall, an exterior wall, and a bottom wall, the attachment wall is positioned on an exterior side of the substrate. The exterior wall is positioned on an exterior side of the attachment wall and defines the exterior side of the threshold assembly. The attachment wall and the exterior wall define a channel therebetween with the channel being open upward and closed on the bottom by the bottom wall.

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.

The invention relates to a towed towed buoy array positioning device and method. The towed towed buoy array positioning device comprises a towed mother ship, and a deck unit is fixedly installed on the towed mother ship; the system further comprises a plurality of dragging buoys which are connected in series through ropes and form a dragging buoy array, the dragging buoy located at the foremost end is connected with the dragging mother ship through the rope, and the whole dragging buoy array is dragged by the dragging mother ship on the water surface to sail. The dragging buoy located at the tail end is arranged in a transverse offset mode, complex installation and calibration are not needed before use, and laying and recycling are convenient; the acoustic measurement sensor is always kept far away from a mother ship and is less interfered by ship body noise, so that the acoustic positioning calculation precision is greatly improved; according to the device, accurate positioning of deep towing is achieved based on the spatial distance intersection positioning principle, the base line of the acoustic measurement sensor array is long, the accuracy advantage of long base line positioning is achieved, no positioning tracking ship is arranged in the method, and compared with a double-ship positioning method, the manpower and material resource cost is reduced through the method.

A deck with improved construction components and methods may feature weather and UV resistant components which intermesh with each other in forming the finished deck product. The components, when assembled, will also feature a water diversion system that will direct water that falls on the deck surface, whether through precipitation or for cleaning purposes, and direct said water away from the foundation of the deck and the foundation of associated building. The diversion system features two tiers, an upper tier formed primarily from deck plank troughs (310) and wall transition planks troughs (630) and a lower tier formed from mullion troughs (410) and edge cap troughs (510) all in fluid communication with water ejection spouts (720).

The invention relates to the technical field of ships, in particular to a multipurpose ship which comprises a ship body provided with an exposed deck. The crane is arranged on the exposed deck, and the crane is located on one side of the ship body; the chimney is fixedly arranged on the exposed deck, and the chimney is located on the side, provided with the crane, of the ship body; the living building is fixedly arranged on the exposed deck, and the living building is located at the ship bow of the ship body; the cab is arranged at the top of the living building; the bridge assembly comprises a fixed section and a recovery section, the end, away from the recovery section, of the fixed section is fixedly connected with the side wall of the cab, and the recovery section can be unfolded or folded relative to the fixed section. According to the invention, the limitation of the bridge structure can be reduced, so that the cargo loading efficiency is improved, and the exposed deck area can be fully utilized.

The invention relates to the technical field of friction coefficient measuring devices, and discloses a device for testing the friction coefficient of an anti-skid coating of a cultivation work ship deck. Comprising a testing platform, a friction coefficient testing mechanism arranged below the testing platform, a driving mechanism arranged on the testing platform and used for driving the friction coefficient testing mechanism to horizontally move, and a partition assembly and a water spraying assembly arranged in the middle of the lower surface of the testing platform; through the arrangement of the high-pressure nozzles, in the moving process of the testing platform, high-pressure gas can automatically clean a deck testing area through the high-pressure nozzles, dust attached to the surface of a deck is effectively removed, manual pre-cleaning is not needed, the testing efficiency is remarkably improved, meanwhile, seawater is sprayed to the designated testing area through the water spraying assembly, and the testing efficiency is improved. The environment of the residual seawater on the deck in the actual operation of the cultivation work ship is accurately simulated, and the technical problems that an existing portable sliding friction instrument needs to be manually cleaned and cannot simulate the residual seawater environment are solved.

The invention relates to the technical field of ships, in particular to a ship guardrail which comprises two stand columns, a get-off guardrail is installed between the two stand columns and comprises a plurality of metal plates, sliding grooves are formed in the left side and the right side of the bottom face of each metal plate, two sliding blocks are fixedly installed on the top face of each metal plate, and locking assemblies are further installed on the stand columns. Protective guardrails are further symmetrically arranged on the left side and the right side of the passenger getting-off guardrail and comprise inner guardrails and outer guardrails, a plurality of protective rods are further installed on the inner guardrails, the outer guardrails comprise rotating columns which are vertically and rotatably installed on a ship deck, lower transverse rods are horizontally fixed to the lower sides of the rotating columns, and a plurality of supporting plates are installed on each lower transverse rod. According to the telescopic passenger getting-off guardrail, the telescopic passenger getting-off guardrail is formed through the multiple metal plates, the passenger getting-off guardrail can stretch out and draw back to form a longer passenger getting-off channel, the supporting plate is arranged on the outer guardrail to support the bottom of the passenger getting-off guardrail, the length of the passenger getting-off guardrail is increased, and the strength of the passenger getting-off guardrail is guaranteed.

A wood post bracket used for securing a post mount to a rim joist and a mounting blocks of a substructure of a deck's wood framing system includes a hollow sleeve defining an open rectangular passage, the open rectangular passage having four walls, a planar base forming a first wall of the four walls and a mounting plate forming a second wall of the four walls that is positioned opposite the first wall, such that the hollow sleeve is positioned between the planar base and the mounting plate and the planar base and the mounting plate are oriented parallel to each other.

Portable and adaptable material handling autonomous guided vehicle (“AGV”) for temporary job sites are disclosed, along with related systems and methods. The AGV may include wheels, a deck, a compartment for receiving materials, and attachment component(s) for detachably securing the compartment to the deck. The AGV may be guided to and / or docked with a docking portion of a motorized and / or automated lift for dumping the materials from the detachable compartment into a dumpster. The AGV may be guided by sensing of temporary navigational markers placed about obstacles at the job site.

Convertible bimini top systems are for a marine vessel having a deck and being situated in a body of water. The systems have a bimini top having a cover configured to extend over the deck, an actuator configured to raise and lower the cover relative to the deck, a controller communicatively coupled to the actuator, the controller being configured to operate the actuator to raise and lower the cover relative to the deck, and a sensor communicatively coupled to the controller, the sensor being configured to sense an obstruction proximate to the marine vessel. The controller is configured to automatically operate the actuator to lower the cover when the sensor senses the obstruction proximate to the marine vessel. Methods are for controlling the convertible bimini top to lower the cover relative to the deck based on the existence of the obstruction.

A waterfall deckplate assembly that includes a deckplate structure adapted to be mounted on a horizontal surface and a fluid conveyance system coupled with deckplate structure. The fluid conveyance system is adapted to be connected to a fluid supply and includes a plurality of discharge nozzles supported by the deckplate structure wherein the plurality of discharge nozzles are horizontally aligned when the deckplate structure is mounted on the horizontal surface; and a user operable control valve wherein the control valve is operable to independently and selectively allow fluid flow to the discharge nozzles and prevent fluid flow to the discharge nozzles. In some embodiments, the plurality of nozzles are formed on a first nozzle manifold and the deckplate assembly includes a storage compartment for a second nozzle manifold having a second plurality of discharge nozzles.

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

The invention relates to a three-degree-of-freedom redundant parallel mechanism suitable for a wave compensation ship and a compensation method thereof.The three-degree-of-freedom redundant parallel mechanism comprises a lower deck and an upper deck, the lower deck and the upper deck are arranged in parallel, a plurality of wave compensation branch chains are connected between the lower deck and the upper deck, and the wave compensation branch chains comprise redundant branch chains and non-redundant branch chains; the redundant branch chains and the non-redundant branch chains located in the same row or the same column are arranged in a crossed mode, the non-redundant branch chains comprise the first non-redundant branch chain and the second non-redundant branch chain, the non-redundant branch chains are arranged in an isosceles triangle mode with the second non-redundant branch chain as the vertex, and the rest of the non-redundant branch chains are the redundant branch chains. The position precision of the mechanism is guaranteed through the position control branch chains, time-varying nonlinear motion in the heaving, rolling and pitching directions is dynamically compensated in real time, meanwhile, the redundant structural force control branch chains balance driving force of all the branch chains by adjusting the driving force, the bearing capacity of the mechanism can be improved, and good overall rigidity is achieved.

The invention provides a ship service platform. The ship service platform comprises a deck, a supporting frame and a plurality of connecting pieces. The deck is laid on a hull frame structure of a ship; the supporting frame is provided with a transformer base platform frame and a frequency conversion equipment base platform frame, and the transformer base platform frame and the frequency conversion equipment base platform frame are arranged at the bottom of the deck and support corresponding areas on the deck; and the connecting piece is used for connecting the transformer base platform frame and the frequency conversion equipment base platform frame and connecting the ship body frame structure. The supporting frame is additionally arranged through the transformer base platform frame and the frequency conversion equipment base platform frame, the influence of vibration on the whole ship body structure is reduced, further caused damage is reduced, and the technical problem that in the prior art, a part of equipment is lacked for reducing damage to a ship body deck and reducing damage to a deck structure is solved.

The utility model discloses a collapsible small mast, belongs to the technical field of ship masts, and solves the problem that the height of an existing mast is inconvenient to adjust. The mast comprises a mast body and a mast base, the mast base is fixed to a ship ceiling deck, a rotating shaft is rotationally installed in the mast base, one end of the mast body is connected with the rotating shaft, and a supporting assembly used for supporting the mast body in an inclined state is arranged between one side of the mast body and the mast base. And a locking device for locking the mast body in an upright state is arranged between the other side of the mast body and the mast base. According to the small mast, the mast can be put down, the height of the mast is reduced, and the small mast can pass through a narrow bridge conveniently.

A self-adaptive fender system suitable for LNG side-by-side conveying is applied to an FSRU or FLNG or other fixed offshore LNG treatment platforms, movable fenders are fixed to the bow end and the stern end of a parallel midbody deck of a floating LNG receiving treatment platform respectively, and fixed fenders are fixed to the two ends of a collecting pipe area of the floating LNG receiving treatment platform respectively. The sound wave range finder is fixed to the end close to the bow portion of the fender body located on the bow portion of the parallel midbody deck, and the sound wave range finder is fixed to the end close to the stern portion of the fender body located on the stern portion of the parallel midbody deck. And the actual distance between the floating LNG receiving and processing platform and the LNG ship is continuously measured, the actual distance is compared with the theoretical distance, the movable fender moves till the actual distance is equal to the theoretical distance, and then the fender system automatically adapts to the parallel midbody range of the LNG ship. All the fender devices are always located in the parallel middle bodies of the two ships, and the situation that due to the fact that the positions of traditional fender devices cannot be adjusted, the traditional fender devices are located outside the parallel middle bodies of the LNG ships, and fenders fail is avoided.