64 results about "Water-boat" patented technology

The invention discloses a shaftless driven type integrated motor propeller which is arranged on the tail part of a boat body of a water vehicle or underwater vehicle and comprises a front stator, a rotor propeller and a rear stator which are serially arranged on a solid non-rotating shaft, wherein the periphery of the propeller is connected with the circumferential rim of the annular propeller, a rotor permanent magnet is embedded in the circumferential rim of the propeller, a stator winding is arranged in the inner cavity of a guide pipe, the rotor permanent magnet and the stator winding are sealed by adopting water, and a gap is arranged between the rotor permanent magnet and the stator winding to form an annular motor. The rotor permanent magnet and the stator winding as well as the guide pipe are organically combined to form a modular unit, thus the shaftless driven type integrated motor propeller can be easily installed on a water platform or underwater platform, is suitable for large-power main propelling of a water boat or underwater submergible device, and has the advantages of reasonable structure, high propelling efficiency, low hydrodynamic force radiation noise, excellent cavitation property, safety and reliability.

The invention discloses a wood fiber reinforced inflaming retarding foam material and a machining method thereof. The composite foam material is prepared from the following components in parts by weight: 40-95 parts of foaming flame-retarded resin, 0.1-8 parts of curing agent, 0.5-8 parts of surfactant, 1-50 parts of wood fiber and 0.5-10 parts of flexibilizer. The wood fiber is treated by using a coupling agent and then dried, and the coupling agent accounts for 0.15-0.5 percent of the mass of the wood fiber. A naturally expanded foaming method or die foaming method is adopted. The wood fiber reinforced inflaming retarding foam material can be widely applied to fields of insulation of building outer wall bodies, architectural ornament, traffic vehicles, water ships, aerospace, electromechanical equipment, industrial sound absorption, heat preservation and shock absorption and the like, and is a composite foaming material with actual application value.

The present invention discloses a multifunctional radar ship illegal fishing-based behavior discrimination method. The multifunctional radar ship illegal fishing-based behavior discrimination method comprises the steps of firstly presetting the illegal fishing alarm rules and presetting a supervision area set S; secondly, real-timely processing the radar scanning echo data to obtain the information of the ships, such as the positions, the sizes, the motion state, etc., in the ranges of the preset supervision areas; then according to the preset illegal fishing alarm rules, discriminating whether a target ship is illegal, and outputting an alarm level; and finally, according to the alarm level, triggering different types of alarms. According to the present invention, based on the actual law enforcement experiences, by combining a radar detection technology, and by the illegal fishing discrimination rules, the illegal ships are identified automatically, the water area supervision capability based on a multifunctional radar system is improved effectively, the dynamic states of the water ships are grasped timely and effectively, the timely and effective ship illegal information is provided for the law enforcement officials and the supervision departments, the law enforcement supervision efficiency is improved, the law enforcement cost is reduced, and the water illegal fishing behaviors are fought effectively.

The invention provides a multi-navigation-state in-water aircraft. The multi-navigation-state in-water aircraft comprises a main boat body, wherein a streamline superstructure is arranged on the main boat body; a lifting integrated mast is mounted in the superstructure; adjustable hydrofoils are symmetrically mounted on two sides of the front part of the superstructure; electric propulsion devices are symmetrically mounted on two sides of the rear part of the superstructure; an airtight driving control cabin, a fuel oil and battery cabin, a main engine cabin and a floating state adjusting cabin are arranged in the main boat body; a water inlet and a water outlet which communicate with each other are separately formed in the front part and the rear part of the main boat body; a cabin air inlet and a cabin air outlet which communicate with the main engine cabin are separately formed in the integrated mast; a surface propeller propelling device is arranged at the rear part of the main boat body; and the main boat body adopts a boat type of a single all-knuckle deep-V-shaped planing boat and the deadrise angle of a stern is 18 degrees. The multi-navigation-state underwater boat disclosed by the invention takes account of the high-speed performance of a water surface boat, the high seakeeping of a semi-submerged boat and the invisibility of a submerged boat; a large amount of water surface sensor equipment and a large amount of underwater sensor equipment can be picked up; and the multi-navigation-state in-water boat can be widely applied in the field of marine scientific research.

The invention discloses an overwater and underwater integrated unmanned system and method, and belongs to the field of physical marine navigation positioning, and the system comprises a scientific investigation ship, an overwater unmanned ship formation, an underwater AUV, a GNSS receiver, an IMU, a USBL, DVL equipment, and communication equipment. The scientific investigation ship and unmanned ship formation obtains high-precision and high-reliability position and speed information through a GNSS/INS integrated navigation technology; high-precision position information of an overwater ship body is taken as a reference, and integrated positioning and navigation of an underwater AUV carrier are realized through fusion of multiple sensors, that is, a reliable carrier is provided for underwater physical ocean detection through an overwater and underwater integrated formation system, and integrated deep fusion of navigation, positioning, attitude determination and time service of an overwater and underwater mobile carrier is realized; the problem that a traditional single scientific investigation ship is low in efficiency and precision during physical ocean exploration work is solved.

The invention relates to a combined folded bicycle water walking boat which comprises a bicycle. The two sides of the front and rear wheels of the bicycle are connected with reversible external frame bodies respectively; the external sides of the external frame bodies are connected with internal frame bodies capable of being accommodated in the external frame bodies; a drive wheel arranged beside the rear wheel of the bicycle is in contact with the rear wheel of the bicycle; a screw propelling device which is used for propelling the walking boat to move on water is arranged on the lower side part of the rear frame body; the drive wheel drives the screw propelling device to run through an intermediate driving mechanism; and the external frame bodies on both sides of the front and rear wheels of the bicycle can be connected and combined into the whole boat. The walking boat integrates a bicycle and a water boat, and has the advantages of convenient use and carrying, simple structure, low manufacturing cost and good utilization effects.

The invention discloses a construction navigation cable pressing device and a cable pressing method. The device comprises an electric hoist, a cable pressing static pulley, a support frame, a liftingrope, a movable pulley and a cable pressing heavy block, wherein the electric hoist is placed on a support plate of the support frame, the cable pressing static pulley is welded to a tail end of a right-angle support rod of the support frame, the lifting rope bypasses the cable pressing static pulley, a tail end of the lifting rope is connected with the movable pulley, the cable pressing heavy block is hung below the movable pulley, lifting of the cable pressing heavy block is achieved through the pulley block, and therefore the cable is lowered so that passing ships can pass. The device is advantaged in that the gravity principle is adopted, a positioning steel wire cable is pressed into the water or water bottom through the weight of the cable pressing heavy block, a problem that contradiction between inland river and coastal waterway construction and navigation is prominent is solved, the contradiction between ship construction and navigation is solved, and the device is simple in structure, convenient to operate, wide in material and equipment source and capable of being widely applied to water ship construction.

The invention relates to an obstacle removing construction method for a confined water dock invading a foundation pit area. The method comprises the following steps that S1, a blocking wall is constructed; a blocking wall is arranged, and an obstacle clearing range is defined; s2, a dock bottom plate is dismantled; except the dock bottom plate, collecting position coordinates of old pile foundations at the lower part of the dock bottom plate; s3, earthwork backfilling; after broken concrete blocks in the broken area of the dock bottom plate are completely cleaned, earthwork backfilling is conducted, and the cast-in-place piles and the timber piles in the enclosure construction area are cleaned; s4, the dock wall structure is removed; s5, the pile foundation is cleaned, and the steel sheet piles influencing construction of the pile foundation enclosure body are pulled out; and the old pile foundation locally affecting uplift pile construction is removed according to the old pile foundation coordinates collected in the step S2. The construction method has the advantages that the construction safety is improved, the risk of confined water inrush caused by direct construction on the tungsten chamber bottom plate is reduced, and smooth proceeding of foundation pit engineering is guaranteed.

Provided is a wafer boat having a plurality of SiC wafers mounted on the water boat so that main surfaces of the plurality of the SiC wafers vertically face each other. The wafer boat includes a wafer support member in which a plurality of wafer shelves supporting the plurality of the SiC wafers are provided along an arrangement direction of the plurality of the SiC wafers, and a surface roughness of at least the wafer support member is equal to or larger than 2 μm and equal to or smaller than 4 μm at Ra value.

The invention provides a method and device for identifying water ship pollution based on a remote sensing technology and a storage medium. The method comprises the steps of obtaining a remote sensingimage of a to-be-measured water area; utilizing an image recognition algorithm to recognize the water ship existing on the remote sensing image; performing water quality inversion on the spectral dataof the water around the ship body and the navigation zone to obtain first water turbidity; comparing the turbidity of the first water body with the average turbidity of the water area to be detected,and judging whether the turbidity of the first water body exceeds the average turbidity or not; if so, judging that the overwater ship directly discharges sewage; and if not, judging that the overwater ship does not have sewage direct drainage. Based on satellite remote sensing, image recognition, water quality inversion and other technologies, real-time monitoring of the overwater ship sewage direct drainage behavior is achieved, and the problem that the illegal behavior of the ship sewage direct drainage behavior cannot be monitored at present is solved.

One embodiment of a boat or watercraft that is fitted with a jet drive system powered by a 4-cycle engine and positioned in such a way that will enable the boat to be propelled and maneuvered in extremely shallow water and launched for use by a minimum of one person.

The invention discloses a hydrofoil boat with multi-layered hydrofoil configuration, including a hydrofoil boat body, wherein the hydrofoil boat body comprises a water boat and first hydrofoil platesarranged on both sides of the water boat, wherein the bottom of the first hydrofoil plate is provided with a second hydrofoil plate; a support rod is arranged on the second hydrofoil plate; a supportrod is rotatably connected with a support column of the hydrofoil boat connected with the corresponding first hydrofoil plate; the first hydrofoil plate is internally provided with a driving mechanismfor driving the support rod to rotate, and the driving mechanism is connected with a console in the hydrofoil boat; the front part of the second hydrofoil plate is provided with a baffle plate, and the rear part is provided with a directional tower; the directional tower is connected with a driving device arranged in the second hydrofoil plate; and the driving device is connected with the console. The hydrofoil boat with multi-layered hydrofoil configuration is novel in design and simple and reasonable in structure. By changing the direction of water flow through the second hydrofoil plate, not only the speed of the hydrofoil boat can be increased, but also the buoyancy of the hydrofoil boat can be increased by the second hydrofoil plate, so as to increase the sailing speed of the hydrofoil boat.

The invention provides a method suitable for collision early-warning detection of inland river overwater vessels. The method comprises the following steps: 1, receiving vessel automatic identificationsystem (AIS) information, and acquiring vessel positions, an AIS equipment mounting position and vessel size data, wherein vessel sizes include lengths and widths; 2, acquiring rectangles of vessel collision detection; 3, projecting the collision detection rectangle coordinates of two vessels onto a separation axis by using the separation axis theorem; 4, calculating whether two vessel collisiondetection rectangles are overlapped or not; and 5, further judging whether the vessels have potential collision hazards or not in combination with the heading of the vessels. Compared with a vessel collision early-warning detection method in a traditional vessel traffic system (VTS), the method disclosed by the invention has the advantages that collision detection is performed on the basis of thereal contours of the vessels, so that the possible collision situation of the overwater vessels can be pre-judged more accurately, and the accuracy of vessel collision early warning in inland river maritime supervision is improved.

The invention relates to a small waterplane three-body wing ship which comprises an overwater ship body, a main sliding submerged body is installed on the bottom face of the overwater ship body through a main supporting column in the front-back length direction, and the top face of the overwater ship body is transited to a horizontal plane structure from a streamline structure which is low in front and high in back. Front wings are symmetrically mounted at the front part of the overwater hull towards two sides, ground-effect wings are symmetrically mounted in the middle of the overwater hull towards two sides, and the area of the ground-effect wings is larger than that of the front wings; side sliding submerged bodies are mounted on the bottom surfaces of the single ground-effect wings through side supporting columns to form a three-body ship type; the side sliding submerged bodies are located on the two sides of the main sliding submerged body and located at the same height, the tail end of each side sliding submerged body is provided with a side water propeller power device, the tail end of the main sliding submerged body is provided with a main water propeller power device, and the top face of each ground-effect wing is provided with an air duct propeller power device. Therefore, the small waterplane area ship technology, the planing boat technology and the ground-effect wing unloading technology are combined and integrated to construct a brand-new three-body ship type, and the three-body ship type has the three capacities of high speed, high seakeeping and shallow water sailing.

The invention discloses a non-capsizing ship and belongs to water ships in the technical field of mechanical devices and transportation. Under rolling of any rotating ball embedded in a semicircular surface of an inner ship body or a magnetic thrust generated by same-polarity magnetization of close surfaces of the inner ship body and an outer ship body, a loading and unloading opening is formed ina position, corresponding to the outer ship body, of an edge of an upper plane of the inner ship body, a ventilation light-transmitting opening is horizontally formed above the loading and unloadingopening in a balanced mode, and a hydraulic telescopic steel column is used for opening and closing the openings. A pit type observation hole is formed in the outer ship body; pin nails are inserted into the inner and outer ship bodies to stabilize the inner and outer ship bodies during loading and unloading; and a fixed rolling shaft is perpendicular to an end point of a horizontal diameter of the outer ship body underwater, a sealed cabin is connected with a storage battery motor, a rotating shaft rod of a shifting crawler blade is arranged, a crawler belt is composed of movable crawler blades, and a crawler-type propeller is used for supporting the crawler belt, does not fall off and swing or is fixed and composed of supporting rods with rotating shaft clamping teeth. When stormy wavesblow and strike the outer ship body, only the outer ship body rotates, the inner ship body for carrying objects is always kept vertical and unchanged under the attraction of the earth, and the non-capsizing and non-submerging non-overturning ship is formed.

A shallow water boat is shown that operates well in both shallow water and deep water. A tunnel is provided along a centerline of a flat bottom, which tunnel starts near amidships increases in depth and terminates at the aft of the shallow water boat. A top of the tunnel has an S curve therein. A front end of the tunnel connects through a series of angled holes into a plenum via a conduit to atmosphere above the maximum water line of the shallow water boat. During shallow water operation, the motor is raised and the conduit is plugged so water flows through the tunnel to the propeller for the motor. During deep water operation, the motor is lowered and the conduit unplugged so that water does not flow through the tunnel.

A watercraft boarding apparatus is herein presented, the watercraft boarding apparatus including a frame adapted to be secured to an object, a pivotable platform pivotably secured to the frame about a pivot axis thereof, the pivotable platform being configured to pivot between an extended configuration for securing a watercraft on water and a boarded configuration supporting the watercraft thereon and a pair of connecting members secured to the pivotable platform to secure the watercraft, wherein pivotal of the platform is adapted to progressively board the watercraft on the platform by sharing a weight of the watercraft between the pivot and water. A method of use and a kit thereof are also contemplated and remain within the scope of the present specification.

Provided is an amphibious toy water boat. A power mechanism is installed on the bottom surface of the hull of the hull, and the power mechanism is fixedly connected with the oars located on both sides of the hull. The bottom of the hull is equipped with a moving device connected or disconnected with the power mechanism, and the moving device is connected with the power mechanism to realize the hull walking on land. By adding a mobile device at the bottom of the water boat, the invention realizes the play of the water boat and land and water, which is beneficial to explain the structure, transmission and working principle of the water boat to the children, facilitates the children to understand the structure of the water boat, is conducive to the development of the children's brain, and improves the children's performance. With the knowledge of mechanical transmission, water boats can not only sail in water, but also travel on land, which increases the gameplay and selling points of water boats, and is conducive to increasing the sales volume of water boats.