31 results about "Marine architecture" patented technology

The invention discloses a local buoyancy ocean platform of offshore wind power, a bridge and an ocean building, and a construction method. The platform comprises at least one buoyancy cylinder, wherein the buoyancy cylinders are arranged vertically; the bottoms of the buoyancy cylinders are conical; and the buoyancy cylinders are hollow cylinders. Buoyancy of the buoyancy cylinders can be used for offsetting the weight of partial hydraulic buildings; small-bore bored piles or small-bore driven piles are arranged at the bottoms of the buoyancy cylinders, and fixed with seabed bed rock or a supporting layer, and support an external force together with a soil layer at the conical bottoms of the buoyancy cylinders; a tilting load borne by a whole foundation is converted into a vertical pressing and up-pull load of a single buoyancy cylinder foundation by a multi-buoyancy-cylinder space structure; the bearing capacity and the tilting resistance of the foundation are very high; multiple platforms can be connected into a multi-platform system; the platform can be cast in land, prefabricated, or assembled on a coast, and then hauled, towed and floated to a mounting position; and the platform is applied to ocean green energy sources such as the offshore wind power, the bridge and the ocean building with a soil layer of above 5m and water depth of about 5m to 50m, and has great potential economic benefits.

The invention relates to an anti-collision device by combing a chiral negative Poisson's ratio structure with a honeycomb structure, and belongs to the technical field of impact protection devices. The anti-collision device comprises an anti-collision device body, wherein the anti-collision device body is internally provided with a rigid inner cushion layer, a chiral negative Poisson's ratio layer, a rigid middle cushion layer, a honeycomb layer and a rigid skin, the chiral negative Poisson's ratio layer is a chiral negative Poisson's ratio structure arranged in the in-plane direction, the honeycomb layer is a honeycomb structure arranged in the plane outer direction, the rigid inner cushion layer, the rigid middle cushion layer and the rigid skin are fixedly connected with the adjacent layers, and the outer surface of the rigid skin for the highly corrosive environment can be sprayed with an anticorrosive material. According to the anti-collision device, the characteristics of light energy absorption of a porous material and good collision resistance performance of the negative Poisson's ratio structure are fully exerted. Compared with a traditional anti-collision device, the anti-collision device has the advantages of being light in weight, good in energy absorption, capable of resisting continuous impact, and easy to repair, and can be widely applied to the field of safety protection of land and ocean building structures.

The invention discloses super-thickness film epoxy double-component anticorrosive paint which comprises a component A and a component B, wherein the component A comprises the following ingredients by weight percent: 20-30% of epoxy resin, 2-5% of amino resin, 0.5-2% of an additive, 2-5% of a plasticizer, 10-20% of a solvent, 5-10% of titanium dioxide and 40-60% of a filter; the component B comprises the following ingredients by weight percent: 80-90% of substituted phenolic aldehyde and 10-20% of a solvent; and the mass ratio of the component A to the component B in the mixture is (10-20):(1-3). The anticorrosive paint disclosed by the invention has the characteristics of strong adhesive force, quick drying and excellent anticorrosive property, can be cured at a low temperature and is high in solid content, and the thickness of the dry film can reach 150 mu m after once construction; construction procedure is reduced, construction period is shortened; and the super-thickness film epoxy double-component anticorrosive paint is suitable for large steel structure anticorrosive engineering such as heavy-duty supporting system bridges, marine structures, electric power facilities, ships (above water line) and chemical equipment and is suitable for anticorrosive coating of steel facilities such as bridges, ships and large machinery equipment.

The invention relates to a boat landing structure suitable for being used in a marine construction, wherein said marine construction comprises, essentially, a concrete shaft intended for being installed anchored at a depth level with respect to the water level, and wherein said boat landing structure comprises two substantially vertical and parallel ribs, integrated in the shaft of the marine construction and projecting out from same, wherein said ribs are made partially or entirely of concrete. Likewise, the space comprised between said ribs houses an access ladder suitable for being used by personnel accessing the marine construction from an operation boat. The invention also relates to a marine construction and a segment comprising the mentioned boat landing structure.

The invention relates to carbon fiber reinforced ultra-high performance concrete, which is prepared from the following components in parts by weight: 535-700 parts of a cementing material, 0-420 parts of aggregate, 70-150 parts of water, 7-35 parts of a water reducing agent and 1-10 parts of carbon fibers. The carbon fibers are a material with good chemical stability, and when corrosive ions such as Cl <-> and SO4 < 2-> invade into an interface between the carbon fibers and a hydration product, as the C element on the surface of the carbon fiber is very stable and does not chemically react with the Cl <-> and the SO4 < 2->, a carbon fiber-matrix interface structure on the surface of the carbon fiber reinforced ultra-high performance concrete is not easily damaged by corrosive ions in seawater and sea sand, and the carbon fiber reinforced ultra-high performance concrete has relatively high corrosion resistance. Carbon fibers and marine resources are jointly applied to the ultra-high performance concrete, the technical approach is novel, the marine resources can be effectively utilized and applied to marine buildings such as port buildings and island buildings, and remarkable social and economic benefits are achieved.

The invention belongs to the technical field of corrosion prevention of marine constructional engineering, and particularly relates to a composite photo-anode film and a preparation method and application thereof. The preparation method of the composite photo-anode film comprises the following steps: (1) placing conductive glass with a conductive surface facing downwards in an aqueous solution containing manganese salt and molybdate, and carrying out hydrothermal reaction to obtain conductive glass with a MnMoO4 film attached on the surface; and (2) depositing C3N4 on the surface of the MnMoO4 film through a high-temperature cracking method. The composite photo-anode film disclosed by the invention is beneficial to realizing photoelectric cathode protection of concrete reinforcements of ocean engineering structures, and the durability of the ocean engineering concrete structures is improved.

The invention belongs to the technical field of corrosion inhibition of marine constructional engineering metal materials, and particularly relates to a zinc molybdate-cobalt titanate coaxial fiber photo-anode film and a preparation method and application thereof. The zinc molybdate-cobalt titanate coaxial fiber photo-anode film is a coaxial fiber-shaped ZnMoO4-CoTiO3 nano heterojunction, and is characterized in that the zinc molybdate-cobalt titanate coaxial fiber photo-anode film is a The zinc molybdate-cobalt titanate coaxial fiber photo-anode film can effectively solve or relieve the problem that in the prior art, a photo-anode material for photoelectric cathode protection has a poor anti-corrosion effect on metal used in marine construction engineering, and efficient photoelectric cathode protection of a marine construction engineering structure is achieved; and the durability of marine constructional engineering (deep and far sea engineering structures) is improved.

A novel offshore pile anti-stormy-wave device comprises a rubber plate body, a plate body internal inflation matched device, a circular thin-walled steel sleeve and a screw. The rubber plate body comprises a rubber upper plate and a rubber lower plate. The lower surface of the circular edge of the rubber upper plate and the upper surface of the circular edge of the rubber lower plate are connectedinto a whole. The rubber plate body air cavity inflation matched device comprises an inflation nozzle, an eight-square screw nut, an air guide pipe, an air valve switch, an air pressure gauge and aninflation air pump. The novel offshore pile anti-stormy-wave device has the advantages that when a pile body generates great displacement and deformation under the action of horizontal loads, the lower surface of the plate body makes contact with silt and a vacuum negative pressure effect is generated, the anti-stormy-wave device has a stabilizing effect for allowing a high-pile marine building toresist horizontal loads, horizontal displacement is reduced, and compared with other methods, construction operation is rapid and construction cost is low.

The invention discloses a preparation method of a protective coating material for marine surrounding buildings. The preparation method comprises the following steps: (1) preparing chitosan and sodiumalginate solution; (2) preparing a chitosan microemulsion and a sodium alginate microemulsion; (3) mixing the sodium alginate microemulsion with the chitosan microemulsion to prepare chitosan-sodium alginate nano microspheres; (4) preparing cross-linked chitosan-sodium alginate particles; (5) preparing imprinted polymer microspheres rich in silver ions; (6) preparing a hydrophobic modified acryliccopolymer emulsion; (7) preparing a nano functionalized hydrophobic acrylic polymer emulsion; and (8) mixing the nano functionalized hydrophobic acrylic polymer emulsion, cement and fine sand to prepare the protective coating material for the buildings around the ocean. The prepared protective coating material for the marine surrounding buildings can effectively reduce degradation and corrosion of seawater to the marine buildings, and the service life of the marine buildings in a humid and high-salt environment is prolonged.

The invention relates to the technical field of coatings, in particular to a water-based inorganic nano-composite silicon resin anticorrosive coating and a preparation method thereof. The coating comprises the following components in parts by weight: 60-75 parts by weight of epoxy modified organic silicon resin, 20-40 parts by weight of fluorocarbon elastic emulsion, 25-50 parts by weight of modified nano silicon dioxide sol, 10-20 parts by weight of nano garnet, 5-15 parts by weight of grinding wheel ash, 1-10 parts by weight of a dispersing agent, 1-10 parts by weight of a coalescing agent, 0.5-5 parts by weight of a defoaming agent, 0.5-5 parts by weight of a flatting agent, 0.5-5 parts by weight of a thickening agent and 50-65 parts by weight of deionized water. The water-based inorganic nano-composite silicon resin coating prepared by the invention is rapidly cured at low temperature, so that the coating not only has higher hardness and adhesive force, but also has excellent corrosion resistance, water resistance, stain resistance, impact resistance, wear resistance, heat resistance and weather resistance; and the coating can be widely applied to corrosion prevention of marine buildings and marine equipment.

The invention provides a device and a method for inhibiting biological attachment. The device comprises a radio frequency generator which is used for generating a radio frequency signal with specified frequency and specified intensity; the antenna array is composed of open antenna wires, connected with the radio frequency generator, arranged on the surface, making contact with water, of a protected object and used for emitting the radio frequency signals from the radio frequency generator so as to form radio frequency electromagnetic waves on the surface of the protected object, and therefore attachment of organisms to the surface can be restrained. The radio frequency generator and the antenna array are used for forming the radio frequency electromagnetic waves propagating along the surface on the surface of the protected object (such as a ship body or a marine building) so as to inhibit the organisms from being attached to the surface of the protected object, the method is simple and easy to implement, and the inhibition effect is good.

The present invention provides for a method of marine construction. Said marine construction is based on an external perimeter and inner area and comprises seabed lying elements and floating elements. The marine construction of the present invention comprising fixed elements that are placed on the defined perimeter of said marine construction. Said fixed elements are lying on the seabed. And further comprising floating elements that are placed in the inner area the marine construction, defined by said external perimeter. The marine construction is capable of being deployed at a variety of distances from shore, at a differential nature of sea bed, and to be able to carry out different tasks and destinations, such as but not limited to airport, residency, army base, power station, port, marina, other infrastructures, etc. and any combination thereof.

The invention belongs to the technical field of marine construction engineering metal corrosion inhibition, and particularly relates to a cobalt molybdate-based Z-type photo-anode material and a high-temperature solid-phase preparation method and application thereof. The cobalt molybdate-based Z-type photo-anode material is prepared according to the method comprising the following steps: mixing and grinding a tungsten-containing compound, a molybdenum-containing compound and a cobalt-containing compound, and roasting to obtain the cobalt molybdate-based Z-type photo-anode material. The cobalt molybdate-based Z-type photo-anode material disclosed by the invention has a good protection effect on ocean construction engineering, and can realize photoelectric cathode protection of an ocean engineering structure.