370results about "Special purpose vessels" patented technology

The utility model relates to the field of water body garbage cleaning, concretely to a kind of spraying and killing device for cleaning boat, and killing device is arranged on the ship body, the rear cabin device is arranged on the top of the ship body, and the front cabin device is arranged in front end;The killing device includes spraying component and injection component, the spraying component is arranged at rear cabin device and front cabin device, and the injection component is arranged in the front end of ship body.Killing is carried out in front cabin device and rear cabin device by spraying component, and pathogen can be inactivated quickly when garbage is collected, prevent operating personnel from contacting infection, and avoid pollution water area to cause disease transmission;Killing is carried out when temporarily storing in rear cabin, can delay the corruption process, control the smell diffusion, reduce the influence to surrounding environment and air quality;Killing is carried out by injection component when garbage is unloaded and transported, can avoid the risk of breeding of disease vector in disposal environment, avoid that garbage temporary storage point becomes pollution source, and provide sanitary basis for garbage resource utilization simultaneously.

The present application relates to the technical field of water unmanned ship, in particular to a barrier propeller, a water monitoring robot and a position switching method of an intercepting net cover. The barrier propeller comprises a propeller body having a water inlet and a water outlet; further comprising an intercepting unit, a guide assembly and a swing arm, the swing arm is used to drive the intercepting unit to reciprocate between the water inlet and the water outlet; in the process of swing of the swing arm, the intercepting unit is in abutment with the guide assembly, so as to force the intercepting unit to overturn relative to the swing arm; the guide assembly further comprises a posture maintaining structure, through cooperation of the swing arm and the guide assembly, a single rotary driving input is converted into a composite action output of displacement, overturning and locking. Compared with the prior art which needs to configure multiple power sources such as lifting motor and overturning motor, the present application can complete the whole cleaning action by only one driving motor.

The application discloses a water surface photovoltaic mooring device, which comprises a plurality of mooring units; two ends of each mooring unit are arranged on opposite side walls of a reservoir, and the plurality of mooring units form a plurality of containing areas arranged in an array on the water surface; a photovoltaic unit is arranged in each containing area, and the photovoltaic unit is flexibly connected with the mooring units forming the containing area; each mooring unit comprises one mooring piece and two adjustable lifting modules; one end of each adjustable lifting module is arranged on the side wall of the reservoir and is higher than a preset water level, and the other end is connected with the mooring piece located on the water surface. In the water surface photovoltaic mooring device, the adjustable lifting modules are arranged, so that the device can adapt to large changes in the water level of a pumped storage power station reservoir; in addition, the mooring units of the application are located above the water surface, so that the corrosion of the water body on the mooring units is effectively reduced, and the possibility of blockage of the mooring units is reduced.

The universal system for toolless mounting of wings to hydrofoils, according to the invention, is applicable to various types of hydrofoils, and provides quick and easy mounting of wings to hydrofoils. The system comprises two plates (4, 9) capable of linear sliding relative to each other and locked together through guide elements and channels. A shaft-mounted lever rotates between locked and unlocked positions: in the locked position it presses the plates (4, 9) together to prevent movement, while in the unlocked position it releases this pressure. The plates (4, 9) also include a stop to limit linear travel and through-holes for fastening the plates (4, 9) respectively to the fuselage and the wing.

This invention discloses an air-sea collaborative underwater topographic survey system and its deployment control method, belonging to the field of underwater topographic survey technology. It adjusts the flight attitude of the target UAV in the hoisted state through a center-of-gravity adaptive hoisting module, compensating for the center-of-gravity shift of the target unmanned vessel, improving transport speed, and ensuring flight stability. A sonar water-entry protection module decelerates the target unmanned vessel, reducing mechanical impact upon entry into the water and preventing sonar damage. An air-sea collaborative scheduling module enables synchronous scheduling of the target UAV and the target unmanned vessel, ensuring accurate and automatic recovery of the target unmanned vessel, greatly improving the efficiency and automation level of underwater topographic mapping. A multi-dimensional sonar fusion sensing module performs synchronous multi-sonar scanning, avoiding blind spots at land-water boundaries and misalignment of dynamic and static data, forming an accurate point cloud map, and greatly improving the geometric precision and spatial continuity of the detection results.

The application discloses an unmanned ship water area cleaning system, which comprises a master control ship, at least one pair of auxiliary ships and a trawl device.The master control ship is provided with a first positioning module, a first navigation module, a central control module, a first power module and a master control ship body, and a collecting opening is formed in the front of the master control ship body, and a garbage storage cabin is arranged on the master control ship body and communicated with the collecting opening.The auxiliary ships are located in front of the master control ship running route, and are in communication connection with the master control ship, and are provided with a second power module and a second positioning module.The trawl device is connected between each auxiliary ship and the master control ship, and comprises a buoyancy member for keeping the trawl device at least partially above the water surface and a filter screen connected below the buoyancy member.The application adopts the operation mode that the master control ship cooperates with the pair of auxiliary ships, the path is planned uniformly by the master control ship, the pair of auxiliary ships are in front, the master control ship is in back, the garbage on the water surface is gathered in the filter screen through the trawl device, and is finally collected into the garbage storage cabin of the master control ship.

To provide a float system capable of suppressing an occurrence of collision between a float and its outside wall when the float is moored on water through a mooring member.SOLUTION: In a floating system provided with a float aggregation and a mooring member, the float aggregation is configured to float on water, and the mooring member is configured to moor the float aggregation on water by connecting the float aggregation to the water bottom and land, so that the slack amount varies according to variation in water level.SELECTED DRAWING: Figure 2

This utility model discloses a sewage monitoring device for municipal engineering, including a float. A bottom trough is located in the lower center of the float, and a submersible monitoring instrument is installed inside the bottom trough. A protective plate is fixedly connected to the top of the float, and a solar panel mounting frame is installed above the float. Multiple solar panels are mounted on the solar panel mounting frame. This utility model features a limiting seat, an internally sliding rising support rod, and a sinking pull rod. Combined with the liftable solar panel mounting frame, the submersible monitoring instrument, and a counterweight battery, the solar panels can be raised away from the water surface by the sinking of the submersible monitoring instrument under the action of a pull rope and pulley. This avoids damage to the solar panels due to prolonged submersion. Simultaneously, as the water level rises, the rising of the float also causes the solar panels to rise away from the water surface, allowing for self-adjustment within a certain length and reducing the impact of extreme weather on the device.

The present disclosure provides a satellite altimetry data on-orbit geometric verification method, device, equipment and medium, wherein the method comprises: screening the effectiveness of a plurality of buoys in a buoy array, determining a plurality of target buoys, and forming a target buoy pair with any two target buoys; for each target buoy pair, determining the double-difference residual corresponding to the target buoy pair; for the baseline length between the two target buoys in each target buoy pair, based on the number of target buoy pairs matched with the baseline length and the double-difference residual corresponding to the target buoy pairs matched with the baseline length, determining the semi-variogram value corresponding to the baseline length; based on each baseline length and the semi-variogram value corresponding to each baseline length, separating the satellite instrument noise floor variance and the geophysical environment error variance, realizing variance coupling, thereby accurately determining the noise floor of the satellite instrument and improving the accuracy of the verification result.

To provide a solar float unit capable of easily mooring a float assembly at a prescribed position even if a water level changes.SOLUTION: A solar float unit 1 comprises a float assembly 4 to support a solar panel 2 and a mooring device 5 to moor the float assembly 4. The mooring device 5 is configured such that the float assembly 4 stays at a prescribed plane position when a water level changes. Specifically, the mooring device 5 comprises a first anchor 11, a second anchor 12, a mooring rope 9, and a locking part 4a provided in the float assembly 4. The first anchor 11 is provided outside the float assembly 4 in planar view. The second anchor 12 is provided outside the float assembly 4 in planar view and at the lower position than the first anchor 11. The mooring rope 9 has one end 9a connected to the first anchor 11 and the other end 9b connected to the second anchor. The locking part 4a is locked in the middle part in the longitudinal direction of the mooring rope 9.SELECTED DRAWING: Figure 3

The utility model discloses a kind of ocean engineering buoyancy operation platforms, including float, support column and operation platform, the left and right sides of the top of float are respectively fixedly installed with multiple support columns, operation platform is fixedly installed on support column, between the float and operation platform, and between the two support columns located at the same side adjacent slidingly installed with telescopic float block, telescopic device one end is connected with operation platform, the other end is connected with telescopic float block, to drive telescopic float block telescopic movement. By slidingly installing multiple telescopic float blocks between float and operation platform, each telescopic float block is driven telescopic by separate telescopic device, so that the buoyancy support of one side or one corner of platform can be individually carried out.

This utility model relates to the field of seismic acquisition cable maintenance technology for deep-sea geophysical survey vessels, specifically, to an underwater cable lifting device and a cable maintenance boat. The underwater cable lifting device includes a lifting section with a lifting section on one side. The lifting section includes a range-extending component, which comprises a first range-extending shell and a second range-extending shell that slide together. A limiting plate is provided at one end of the first range-extending shell, and the second range-extending shell has a groove in which a sliding plate slides. An auxiliary lifting mechanism is provided at the sliding plate, which drives the sliding plate away from the limiting plate when the second range-extending shell moves away from the limiting plate. A detachable support plate is provided on the side of the sliding plate away from the first range-extending shell. The above-mentioned underwater cable lifting device, through the auxiliary lifting mechanism and the support plate, lifts the underwater cable out of the water, thereby facilitating maintenance and significantly improving the efficiency of underwater cable maintenance.

The application discloses a paddleboard multifunctional integrated platform and belongs to the field of water leisure equipment. In view of the problems of scattered accessories, the need for destructive modification, the overall failure caused by single battery failure and the like, the application provides a detachable main body which is assembled by an integrated base, a battery box and multifunctional fixed profiles and serves as a bearing and power supply control center. The bottom of the battery box is provided with a special connecting piece which is integrally formed to match the original slide groove of the paddleboard, so that lossless positioning is realized. The battery system is provided with a BMS and a fault isolation circuit, so that damaged units can be accurately isolated to maintain power supply. Meanwhile, the platform is also provided with a propeller, a balance float and a retractable wheel rack. The application does not need to modify the paddleboard, and significantly improves the integration, safety and on-land transfer convenience of the equipment.

The utility model belongs to the technical field of excursion boat, concretely relates to an unmanned excursion boat, the unmanned excursion boat of the application includes: excursion boat body, both sides of excursion boat body top are all fixedly connected with device box, one pair of side holes are set up in the side wall of device box, the inner chamber of side hole is provided with anti -collision pulley, the middle part of excursion boat body inner wall is installed with motor, the output shaft of motor is connected with screw rod, the screw rod is screw connected with telescopic plate, the anti -collision pulley and telescopic plate between be provided with buffer and convenient dismantlement spare, the utility model discloses through motor drive screw rod rotation, let telescopic plate drive anti -collision pulley slide, realize the telescoping of anti -collision pulley at device box side hole place, thereby can be according to the extension range of the expansion of anti -collision structure of barrier distance adjustment, effectively promote the traffic capacity of narrow water area, the spring cooperation in buffer member and moving disc, can absorb impact force through compression spring when colliding, enhance the buffering effect.

A swimming pool inflatable includes an inflatable body and a cup holder coupled to the inflatable body. An umbrella is coupled to an outer surface of the inflatable body. The umbrella is positioned adjacent the cup holder to cover the cup holder. The umbrella includes a shaft and a cover. The shaft has a top end and a bottom end coupled to the inflatable body. The shaft is inflatable to project from an outer surface of the inflatable body and deflatable to be collapsed. The cover is coupled to the top end of the shaft. The cover is inflatable to project radially from the shaft and deflatable to be collapsed.

The invention relates to a water sport device, in particular a foilboard, comprising a floating body (4), preferably in the form of a floating board, and a foil device (6) which is secured to the floating body (4) by means of a retaining device (8), wherein the foil device (6) arranged on a link (10) of the retaining device (8) has at least one, preferably at least two foils (16), and the foil device can be transferred via the retaining device (8) from an idle and / or starting position close to the floating body (4) into an operating position below the floating body (4), wherein, in the operating position and during a forward movement, due to an uplift force caused by the foil device (6), the floating body (4) can be transferred into a position in which it is spaced apart from the surface of the water, wherein at least one propulsion device (50) is provided which has at least one motor designed preferably as an internal rotor, which can be controlled by means of a control unit and which is provided for propelling the water sport device and designed in particular at least partially as part of the foil and / or retaining device (6, 8) or arranged on one of these or between these.

The present disclosure provides an inflatable white water kayak (hereinafter referred to as the kayak) with a narrow hull and a U-shaped bottom, which is a high-pressure narrow-type bottom weighted boat, and belongs to the field of portable packrafts. The high-pressure narrow-type bottom weighted boat includes an inflatable and deflatable tubular body, where the tubular body includes a bow, a middle segment, and a stem; the bow, the middle segment and the stern are connected sequentially; the middle segment includes a bottom plate and two side tubes; the two side tubes are symmetrically disposed at two sides of the bottom plate; the bottom plate and the two side tubes define a central seating area; the side tube includes at least two sidewall subtube portions; for the single side tube, the sidewall subtube portions are connected sequentially along a vertical direction to form a whole; a section of the side tube along a direction perpendicular to a central axial direction of the side tube is elliptical or quasi-elliptical; the side tube is combined with the bottom plate; and a section of the middle segment along the vertical direction is quasi-U-shaped.

This invention relates to the field of marine engineering, specifically to a double-helix adjustable-angle chain roller-type river debris cleaning device for cleaning vessels. The device includes a memory and a processor. The processor processes instructions stored in the memory to achieve the following steps: acquiring basic state data of the floating debris to determine the cutterhead reference speed value, and then correcting the cutterhead reference speed value to obtain a corrected cutterhead speed value; determining the bulkiness coefficient of the floating debris based on the cohesion resistance characteristic value and the stacking density, and determining the final adjustment amount of the double-helix angle based on the bulkiness coefficient; adjusting the double-helix reference speed to obtain the double-helix target speed; and using the cutterhead corrected speed value, the final adjustment amount of the double-helix angle, and the double-helix target speed as control commands to drive and control the cutterhead and the V-shaped double-helix device, respectively. This invention effectively improves the adaptability and cleaning reliability of the cleaning device by adaptively determining the operating parameters of the floating debris cleaning device.

The application provides a quick docking water inlet device for a ship side and a culture work ship applying the device, and belongs to the field of aquaculture and marine engineering. The application provides a structure design and a connection mode for quick docking of a water inlet device and a ship side water inlet, so that the water inlet device is suitable for large culture work ships to take water in deep sea areas, quick and reliable docking operation is realized, and the connection strength and the automation degree are improved. A rotating arm assembly is docked with or separated from a ship side water inlet assembly, a water inlet pipe for conveying water from an external sea area is arranged in the rotating arm assembly, and a rotating shaft seat assembly arranged on a deck is connected to a vertical end of the rotating arm assembly. The rotating shaft seat assembly comprises a first frame mounted on the deck, a rotating shaft is horizontally arranged on the first frame through rotating shaft bearing seats at two ends and can rotate around the axial center, a second hydraulic cylinder seat is mounted on the first frame, and a first hole for pivot connection is arranged on the top of the second hydraulic cylinder seat.

A sorting and collection apparatus (1) is provided with: an acceptance apparatus (3) configured to move an accepted object (A) toward a direction-of-movement first side (Y1); a first collection container (51) and a second collection container (52) arranged at positions adjacent to the direction-of-movement first side (Y1) relative to the acceptance apparatus (3); and a sorting apparatus (4) provided with a first door (41) and a second door (42) that open and close respective side wall sections (31) on the direction-of-movement first side (Y1) of the acceptance apparatus (3). The first door (41) is configured to form an inclined surface which is continuous from a side wall section (32) on an orthogonal-direction first side (X1) of the acceptance apparatus (3), and which is arranged so as to, in a closed state, incline further toward an orthogonal-direction second side (X2) the more the inclined surface approaches the direction-of-movement first side (Y1), and the second door (42) is configured to form an inclined surface which is continuous from a side wall section (33) on the orthogonal-direction second side (X2) of the acceptance apparatus (3), and which is arranged so as to, in a closed state, incline further toward the orthogonal-direction first side (X1) the more the inclined surface approaches the direction-of-movement first side (Y1).

The utility model discloses a water surface garbage cleaning device with underwater environment detection function, including ship body frame, and the through structure of ship body frame front and back has guaranteed the flow of water body, two buoyancy cabins are symmetrically set up in the both sides of ship body frame, and the propeller propeller of power source drive is set up respectively in two buoyancy cabin rear part, and the power device of two sides has had the function of propulsion and steering, and the collection unit is set up in the rear part of ship body frame, is used for collecting the floating material in the water body of flowing through ship body frame. The utility model has the advantages of controlling propeller propeller through the remote controller, and the ship body is controlled to move to the water surface floating garbage place, and the water surface floating garbage flows through the net bag of the collection and storage in the rear of ship body frame, realizes the water surface garbage cleaning, and the propeller propeller of two sides makes the whole have higher flexibility, and solves the problem that effectively operating is difficult in the narrow water area or near the place of the shore.

This utility model relates to the field of aquaculture vessel technology, specifically a marine aquaculture tool vessel. It has a hull, and its characteristic is that floats are installed on the left and right sides of the bottom of the hull, and a drive chamber with a rear end opening is provided on the rear side of the float. A propeller is installed in the drive chamber via a bracket. A water inlet is provided on the side wall of the drive chamber near the front of the propeller and close to the inner side of the hull. The propeller is connected to the output end of the driver. It has the advantages of simple structure, low resistance, high safety performance, high stability, and the propeller is not easy to get tangled.

This utility model belongs to the field of amphibious unmanned surface vessels (USVs), specifically relating to a folding airfoil sail amphibious USV. It includes a base, with a hydraulic telescopic rod at the upper end of the base, a mast at the upper end of the hydraulic telescopic rod, an upper sail on the upper outer side of the mast, a lower sail on the lower outer side of the mast, and a stepper motor at the upper end of the mast. This utility model features a unique folding mechanism, allowing the sail to be folded and stored when not in use. This not only improves the portability and storage efficiency of the equipment but also reduces wind and water resistance in adverse weather conditions or when underwater operations are required, lowering the risk of equipment damage. Using a symmetrical airfoil sail maintains good aerodynamic performance under different wind directions and angles, providing stable and continuous aerodynamic propulsion. This design not only improves wind energy utilization efficiency but also enhances the USV's adaptability to complex and changing environmental conditions.

A foldable, self-supporting traction wing comprising: a foldable structure having at least three tubular branches (1, 2) connected at one of their ends, two outer branches (1) and a central branch (2) forming the boom, said outer branches (1) being movable relative to the boom (2) between at least two stable positions, a first deployed position in which the outer branches (1) are oriented in line with each other to form the leading edge, and a second folded position in which the outer branches (1) are retracted close to the boom (2): a flexible sail attached to the three branches (1,2).The wing comprises a central connecting piece (3) for the arms (1, 2), including a hinge mechanism for one end of each outer arm (1). This central piece (3) includes means for locking and unlocking the outer arms (1) in at least two positions: deployed and folded. It also includes means for guiding the outer arms (1) between the first deployed position and the second folded position, in which the outer arms (1) are oriented substantially parallel to the central arm (2). The illustration in the abstract is Figure 1.

The application discloses a tower-cylinder-three-blade joint loading and joint transporting method of a wind turbine offshore hoisting assembly, and comprises the following steps: a tower cylinder and three blades are fixedly installed on a transporting floating body in a horizontal posture, and the three blades are distributed at an outer circumferential space of the tower cylinder at an equal angle of 120 degrees. On the transporting floating body, joint loading and joint transporting of the tower cylinder and the three blades are realized, the situation that multiple blades and multiple tower cylinders are loaded on a transporting ship and move back and forth between multiple construction points is avoided, and the problem that the transporting ship needs to frequently move back and forth between multiple construction points, time is wasted, and construction efficiency is affected is solved.

This invention relates to the field of water environment management equipment technology, specifically to an intelligent, multi-depth, dual-mode plasma unmanned algae removal vessel and its application. The vessel includes a hull, power supply system, detection system, control system, algae removal system, and power system. An online chlorophyll sensor probe is installed at the front of the hull; photovoltaic panels are laid on the top of the hull, and batteries are embedded inside the hull; array-type jet discharge plasma reactors and lifting liquid phase discharge devices are installed on both sides of the hull; a propulsion device is located at the stern. This invention utilizes photovoltaic self-powering and integrates unmanned / manned dual control modes. It adjusts the power and operating mode of the plasma reactor in real time through online monitoring data, flexibly switching between 0-50cm jet discharge and 50cm-5m liquid phase discharge modes. It generates a large amount of active substances in situ to efficiently kill algae, and has advantages such as high mobility, low energy consumption, and no secondary pollution.

Mounting a wind turbine on a floating body, wherein a vessel with a crane and a motion suppression device mounted to the hull of the vessel is used. The engagement with the motion suppression device counteracts the rise of the floating foundation caused by the buoyancy increasing step, whereby the motion suppression device at least suppresses the Z-axis motion of the floating foundation relative to the hull of the vessel. An installation tool is used, which comprises a lower coupling configured to be coupled to the mast mounting structure, an upper coupling configured to be coupled to the mast foot, and a multi-degree of freedom, preferably six-degree of freedom, connector assembly with controllable stiffness, which interconnects the lower coupling and the upper coupling, wherein the connector assembly is configured to controllably change the stiffness of the interconnection.