31results about How to "Adjust draft" patented technology

The invention discloses a water surface suspended garbage cleaning device, comprising a left hull and a right hull; a through groove is arranged in the middle of the left hull and the right hull, and an extension plate is arranged in the through groove; There is a salvage plate, and the end of the salvage plate is fixedly connected with an inclined plate; a collection box is arranged on the right side of the salvage plate, and the collection box is fixedly connected with the left hull and the right hull by bolts; The plate is connected with a horizontal hydraulic device, and the bottom of the collecting box is provided with evenly distributed fine holes. The invention is provided with a double hull, a rotating extension plate and a salvage plate, so that the garbage salvage area is large and the salvage efficiency is improved; the present invention is provided with a garbage collection, extrusion and dehydration device, which squeezes and dehydrates the garbage, and improves the single rate of garbage collection. The salvage volume and the transportation volume can be increased; the invention is provided with an airbag adjustment device to adjust the draught depth of the hull, which is convenient for salvage.

The invention discloses a control method for an unmanned ship. The control method is applied to a control system for an unmanned ship. The system comprises a shore-based monitoring subsystem, a lowercomputer control subsystem, a propeller control subsystem, a steering engine control module, a propeller control module, an image acquisition module, a laser ranging module, a communication module anda temperature and humidity module; the unmanned ship comprises a ship body, a connecting structure, closed waterproof boxes and propeller sets; the ship body comprises a first ship body structure anda second ship body structure; the connecting structure is connected with the first ship body structure and the second ship body structure; the closed waterproof boxes are symmetrically arranged between the first ship body structure and the second ship body structure; the propeller sets comprise a first propeller set and a second propeller set; the first propeller set is located on the connectingstructure at one end of the ship body; the second propeller set is located on the connecting structure at the other end of the ship body; the propeller sets are symmetrically distributed along a center line; and the center line is a center line corresponding to the first ship body structure and the second ship body structure. The control method is suitable for the control and structural improvement of large unmanned ships.

The invention discloses a comprehensive structure of semi-submersible offshore wind power and an aquaculture fishery platform. The comprehensive structure comprises a draught fan and a fishery platform arranged at the bottom of the drought fan, the fishery platform comprises a semi-submersible frame, the semi-submersible frame is a cuboid, the semi-submersible frame comprises four vertically arranged pontoons, transverse supporting and diagonal supporting for connecting the pontoons, and netting is fixed to the side wall and the bottom of the semi-submersible frame; and mooring cables are fixed to the bottom of the pontoons, and the bottoms of the mooring cables are fixedly connected with anchors arranged on seabed. According to the comprehensive structure of the semi-submersible offshorewind power and the aquaculture fishery platform, the offshore wind power technology and the deep sea aquaculture equipment technology are integrated, the offshore wind power is directly used in electrical equipment of the fishery platform, the cost of long-distance transmission is saved, a new way is also provided for offshore wind power resources, and the problem of difficult to balance the offshore wind power and terrestrial thermal power is eased.

The invention discloses a water floating platform.The water floating platform comprises a platform body (1) and multiple floating barrels (2); the water floating platform is characterized in that the platform body (1) is provided with a gas path system and an electronic control system, the floating barrels (2) are uniformly arranged along the platform body (1), a lattice structure is formed, the upper end of each floating barrel (2) is provided with an air inlet pipe (2.1) and a water outlet pipe (2.2), each air inlet pipe (2.1) is provided with a sub-control electromagnetic valve (3) connected with the electronic control system, the air inlet pipes (2.1) are connected with the gas path system, and the two ends of each water outlet pipe (2.2) fit with the bottom of the corresponding floating barrel (2) and the external water level respectively.The water floating platform has the advantages of being simple in structure, good in stabilizing performance, storm resistance and safety performance, convenient to make and install and low in energy consumption.

The invention discloses a combined type aircraft carrier. The combined type aircraft carrier comprises a first sub-ship unit and a second sub-ship unit. A first female connector is arranged on the side surface of the first sub-ship unit, and a first male connector matched with the first female connector is arranged on the corresponding side surface of the second sub-ship unit. The first female connector is provided with a first cavity suitable for receiving the first male connector, and a first pressure sensing device is arranged on the inner wall of the first cavity, matched with the first male connector inserted into the cavity and used for detecting the value of first pressure exerted on the first cavity in the vertical direction from the first male connector. The sub-ship units are provided with water supply and drainage equipment matched with pressure sensing devices in operation. According to the combined type aircraft carrier, the two sub-ship units can be well maintained at the relatively fixed positions, and the phenomenon that connection components are broken due to the difference of the horizontal positions of the two sub-ship units can be avoided.

The invention relates to the technical field of coastal engineering, in particular to an asymmetric double-buoy floating breakwater. The breakwater comprises a front buoy, a rear buoy, a connecting piece and energy dissipation pieces, the front buoy and the rear buoy are fixedly connected with two ends of the connecting piece respectively, the energy dissipation pieces used for disturbing wave motion are perpendicularly arranged on the connecting piece, the wave dissipation vertical water depth range is increased through the energy dissipation pieces, and surface energy of waves is dissipatedthrough friction and turbulence between the energy dissipation pieces and a water body. The energy dissipation pieces are stainless steel pipes or glass fiber reinforced plastic, and the buoy is madeof concrete or glass fiber reinforced plastic. According to the design, an asymmetric double-buoy form is adopted, the relative width of the floating breakwater is increased, the construction cost isreduced, meanwhile, waves are reflected through the front buoy, broken in the middle gaps and reduced again through the rear buoy, the multiple wave reduction effect is achieved, the wave absorbing capacity is remarkably improved, and particularly the long-period wave reduction effect is improved.

The invention discloses a vertical axis runner propulsor and a power generation hydrogen production ship using the same, comprising a vertical axis runner propulsor, a deflector, a buoy cabin liftingand lowering support device, a power generation system, a hydrogen production system and the like; The Hydrogen generator ship is the same in shape and small in volume as ordinary ship. The buoy cabinlifting and lowering supporting device can adjust the draught depth of the hull, adapt to various river conditions, and select different river sections for power generation according to the seasonalwater regime change. Vertical axis wheel propeller, concentrated and densely installed on the bottom of the ship, increase the installed capacity per unit area; The utility model is a lift-drag compound propeller, which is both a high-efficiency propeller and a high-efficiency hydraulic turbine, can run without additional power and driving device, and does not affect the power generation during running; The design of the air deflector not only increases the power generation capacity, but also does not occupy the space and affect the driving. The electricity generated is used to electrolyze water to produce hydrogen without grid connection and provides a stable source of hydrogen fuel for hydrogen fuel cell vehicles.

The invention discloses a self-weight-adjustable immersed tube of a reinforced concrete embedded tube and a design and construction method. The self-weight-adjustable immersed tube is applied to the technical field of immersed tube tunnels. The immersed tube structure comprises an immersed tube structure body and pipelines arranged in the immersed tube structure body, and the pipelines are used for pouring ballast fluid into the immersed tube structure body. The design method comprises the steps that B1, the number of groups of the pipelines is selected, and the weight range of the immersed tube structure is determined and adjusted; B2, the ballast fluid is selected, and the weight range of the immersed tube structure is determined and adjusted; and B3, the ballast fluid is poured into the immersed tube structure body through the selected groups of pipelines, and the self weight of the immersed tube structure is adjusted. The construction method comprises the steps that S1-S3, the immersed tube structure is formed through pouring; and S4-S7, navigation and installation construction are conducted. According to the self-weight-adjustable immersed tube of the reinforced concrete embedded tube and the design and construction method, the self weight in the immersed tube structure can be adjusted, the draft of the immersed tube structure is automatically adjusted, navigation is convenient, the requirement for the navigation water depth is lowered, the requirement for the foundation trench depth is lowered, the construction difficulty of the immersed tube tunnel is also lowered, and construction is more convenient.

The invention discloses a large-tonnage underwater steel pipe pile removing device and a construction method. The underwater steel pipe pile removing device comprises a buoyancy tank platform, a reinforcing connecting frame, a counter-force frame and two jacking mechanisms, wherein the buoyancy tank platform comprises two buoyancy tank systems, and each buoyancy tank system at least comprises a buoyancy tank; the two buoyancy tank systems are the first buoyancy tank system and the second buoyancy tank system correspondingly; top plates of the two buoyancy tank systems can be spliced into a whole through the reinforcing connecting frame; the counter-force frame comprises an operation platform plate, a dense-rib thick stiffening plate and a gripping and wrapping mechanism; a channel allowing the gripping and wrapping mechanism to pass is formed in the middle position of the operation platform plate, and the edge positions of the operation platform plate are located at the two transverse ends and directly connected with the top plate of the first buoyancy tank system and the top plate of the second buoyancy tank system correspondingly; and brackets are arranged on the two transverse sides above the operation platform plate correspondingly and are the first bracket and the second bracket correspondingly so as to be used for supporting the two jacking mechanisms correspondingly. Through the underwater steel pipe pile removing device, complete recycling of steel pipe piles to be removed can be achieved.

The invention discloses a floating ecological filter bed for riverways, and relates to the technical field of ecological filter beds, the floating ecological filter bed comprises a splicing frame and a filter bed body, the splicing frame is composed of cross beams and vertical beams, hooks are uniformly distributed at the tops of the cross beams close to the inner ring, round holes are uniformly distributed in the vertical beams, and magnets are embedded in the joints of every two vertical beams. The filter bed body is sequentially provided with a filling layer, a filter layer, a root system layer and a buoyancy counterweight layer from top to bottom, the filling layer, the filter layer, the root system layer and the buoyancy counterweight layer are woven together through a woven net, and the filter bed body is hung on the hooks of the splicing frame through the woven net. The splicing frame composed of the cross beams, the hooks, the vertical beams, the round holes, the magnets and the like is beneficial to modular assembly of the floating ecological filter bed, personalized assembly and customization can be better conducted according to the water body condition and the water area, assemblies forming the splicing frame are integrally formed by plastic materials, the mass of the splicing frame is reduced, and floating on water is facilitated.

An assembled artificial floating bridge system comprises floating boxes, positioning piles, cross beams, longitudinal beams and sidewalk plates, sleeving holes are formed at the two ends of each crossbeam, and the positioning piles are inserted into the sleeving holes. The cross beams are detachably installed on the floating boxes, the longitudinal beams are detachably installed on the cross beams and are perpendicular to the cross beams, and the sidewalk plates are perpendicularly laid on the longitudinal beams. The floating bridge system is simple in structure and is convenient to install,and all parts can be prefabricated in a factory and directly installed on site, so that the cost can be saved, meanwhile, the environment of the operation site is protected, and the application and popularization are facilitated. When the positioning piles are driven into the water bottom, a field or factory prefabrication mode can be adopted, and the water environment is protected.

The invention relates to a solar power generation oxygen-enriched water preparation device and belongs to the technical field of an oxygen-enriched water preparation device. The device is placed in the selected water area; a photovoltaic panel is stored in a storage battery through illumination power generation; a high-pressure pump is powered by the storage battery to pump water into a vapor andwater mixing box; a gas conveying device injects gas into the vapor and water mixing box through a gas pipeline, so that the gas and the water are mixed; the mixed oxygen-enriched water is dischargedthrough a water outlet pipeline to enter the water area; and the device maintains stable in the water through a counterweight device. The solar power generation oxygen-enriched water preparation device reduces the mounting cost, saves energy, improves working efficiency, is suitable for remote areas and has wide application prospect.