17 results about "Artificial reef" patented technology

The present invention highlights the use of an innovative submersible structure made of concrete enriched with dead algae to promote marine biodiversity. This biodegradable material ensures better integration into aquatic ecosystems while providing a sustainable habitat for marine organisms. Furthermore, the integration of modern technologies such as sensors, sounders, cameras, GPS, modems, and underwater drones is highlighted in both texts. These tools enable real-time monitoring of artificial reefs, ensuring precise tracking of changes in marine habitats and local ecosystems. This monitoring ensures not only effective management of marine ecosystems but also enhanced protection against threats such as coastal erosion. Finally, both sections agree on the environmental and economic benefits of the project. In addition to promoting marine conservation, this invention paves the way for sustainable activities, including ecotourism, while emphasizing ecological sustainability and technological innovation. The project thus illustrates a holistic approach to addressing the environmental challenges linked to the degradation of marine ecosystems. The project represents a significant step forward in the management of marine ecosystems thanks to the combination of modern technological solutions and innovative, eco-friendly materials. By combining biodegradable artificial reefs with advanced monitoring devices, this solution offers an integrated approach to restoring marine biodiversity, protecting coastlines, and promoting sustainable activities. It represents an exemplary model of responsible and technological development, meeting current environmental conservation needs while offering viable economic opportunities.

The application discloses a kind of artificial reef concrete preparation methods, comprising: preparation steel slag fine aggregate, preparation steel slag base coarse aggregate, preparation artificial reef concrete;Specifically including the steel slag that meets the condition is screened, obtains two different particle sizes steel slag particles, carries out stabilization, screening and grinding, washing treatment, then the steel slag powder obtained is two-step granulation and two-step maintenance, obtains steel slag base coarse aggregate;Finally steel slag fine aggregate, coarse aggregate, cementing material, water and admixture are mixed uniformly according to preset proportion after forming maintenance, preparation adult artificial reef concrete.The steel slag content of the present application is not less than 55%, the 28-day compressive strength of concrete is higher than 38MPa, the strength retention rate is not less than 95% after seawater immersion for 360 days, pH is stabilized at 8.39~8.46, close to natural seawater pH value 8.2.Using steel slag for artificial reef concrete can realize large-scale, high-value utilization of steel slag, adapt to the current situation of large demand for artificial reef, and also can greatly reduce the production cost of artificial reef.

comprises the following steps: S1. Pretreatment of seashells: Collect, sterilize and crush seashells to reach 2,500 meshes. S2. Preparation of 3D printing materials: Mix polyhydroxyalkanoate and additives with the calcium carbonate powder obtained in S1, and prepare 3D printing wires using an extruding machine. S3. Preparation of 3D printed artificial reef: Use the 3D printing wires to print artificial reef modules with a topological shape. S4. Installation of artificial reefs: Fix and connect the printed artificial reef modules to each other, and fix them according to different occasions, for example, fix in form of floating reefs or on benthal terrain. The invention enables efficient, environmentally friendly and customizable restoration of marine habitats. The method offers advantages such as material sustainability, topologically optimized structures that enhance water flow through artificial reefs, flexible installation, substantial ecological benefits, and lightweight artificial reefs that facilitate transportation.

The application discloses an assemblable chain type artificial fish reef, which comprises a plurality of fish rooms, the fish rooms are connected with each other through connecting rods and simple ball hinges to form a chain type structure, the fish room is in a symmetrical double-fan-shaped column structure, ball heads of the simple ball hinges are respectively installed on two end faces of the fish room, ball seats of the simple ball hinges are respectively installed on two ends of the connecting rod, the ball heads can rotate in the ball seats to stretch and fold the fish rooms, the fish rooms are connected with each other to form a chain type overall structure, the fish rooms can be nested and stacked on the bottom of a sea area with a complex structure to form a stable juvenile fish breeding field and a shelter for cephalopods, the juvenile fish breeding field and the shelter can provide a breeding environment for the juvenile fish to feed, stay and avoid enemies, improve the survival rate of the juvenile fish of reef-loving fish, and provide a habitat for cephalopods such as short octopus to avoid enemies.

This invention discloses an environmentally friendly composite artificial reef material and its preparation method, belonging to the field of marine ecological restoration technology. The material comprises a composite cementitious material, composite aggregate, modified biochar, shell powder, alkali activator, water, microbial slow-release microspheres, and basalt fiber. The preparation method includes microsphere and modified biochar preparation, dry mixing, wet mixing, molding and curing, and functionalization treatment. This invention addresses the problems of high alkalinity and slow bio-attachment in traditional artificial reefs by employing a solid waste-based composite cementitious system to reduce alkalinity. Microbial microspheres are embedded at specific points on the surface through geometric locking of micro-pits and anchoring with calcium alginate gel, achieving a long-term slow-release supply of microorganisms. This invention combines environmental friendliness, low alkalinity, and active microbial supply.

This invention relates to the field of water environment engineering technology, and discloses a ring-shaped columnar artificial reef and a method for constructing a coastal ecological field. The artificial reef includes composite piles, first connectors, and connecting beams. Multiple composite piles are vertically set in the mudflats and arranged circumferentially. Multiple first connectors are correspondingly set on the composite piles, and multiple connecting beams are arranged side by side. The two ends of the connecting beams are respectively connected to the first connectors on the adjacent composite piles. The connecting beams and composite piles form a ring-shaped closed structure. In this invention, when the composite piles are set in the mudflats, the connecting beams between the composite piles can play a supporting role on the mudflats, preventing the composite piles from sinking too deeply and causing the entire ring-shaped columnar artificial reef to sink into the mudflat silt. The ring-shaped closed structure becomes a habitat for marine organisms, which is conducive to maintaining the stability of the coastal ecological environment. The vertically set composite piles can realize the flow velocity of the shallow area, cut off the surface gullies, prevent further erosion of the surface, and stabilize the surface.

The invention discloses slag-based low-carbon ecological concrete with shells replacing coarse and fine aggregates, which is characterized in that waste shells are graded by 100% to replace natural gravel coarse and fine aggregates, and are matched with a slag-cement-gypsum ternary low-carbon gel system; the core ratio of concrete per cubic meter of 1 m < 3 > is defined as follows: 275-295 kg of slag, 42-58 kg of cement, 62-78 kg of gypsum, 2080-2160 kg of waste shells and 1.1-1.9 kg of a polycarboxylate superplasticizer, the water-cement ratio is 0.45-0.50, and the mortar-sand ratio is 1: 2. During preparation, a process of dense accumulation of coarse aggregate and pouring of gelled slurry is adopted, the highest compressive strength of the cured concrete within 28d reaches 45.7 MPa, the lowest chloride ion permeation resistance electric flux is 746.38 C, and the alkalinity is controlled between 9.42 and 11.68. Compared with the prior art, 2080-2160 kg of waste shells and 97.125 kg of fixed carbon can be consumed by 1 m < 3 > of concrete, carbon emission is reduced by 35% or above, the total cost is about 270 yuan, the technical breakthrough of waste recycling, low-carbon emission reduction and multi-performance cooperation is achieved, and the concrete is suitable for ecological engineering such as artificial fish reefs and marine ranches.

The present application discloses an artificial reef device having a bionic coral texture structure and a reef module manufacturing method. The artificial reef device having the bionic coral texture structure comprises a main body (10) and a coral stopper module (20). The main body (10) is provided with first connecting structures (11), and the coral stopper module (20) is provided with a second connecting structure (21). The artificial reef device provided by the present application can be easily assembled underwater to form hollow structures of different sizes, providing habitat for various organisms. Additionally, the main body (10) and the coral stopper module (20) both have bionic coral texture structures, matching the natural environment of coral reefs, and conducive to the attachment and growth of marine organisms. The coral stopper module (20) is designed to facilitate coral inoculation in a laboratory, and can be connected to the main body (10) after inoculation. In addition, the artificial reef device is further provided with a biological filtering module (40) for placing oysters to optimize water quality by utilizing the filtering feeding characteristic of the oysters.

The invention discloses a large yellow croaker artificial fish reef bionic egg protection device, and belongs to the technical field of aquaculture and fishery resource proliferation, the large yellow croaker artificial fish reef bionic egg protection device comprises a first cover body, at least one protection ring and a first bottom plate which are sequentially arranged from top to bottom; the first cover body, the protective ring and the first bottom plate are connected in a penetrating mode through fasteners and nuts, a second bottom plate is arranged below the first bottom plate at intervals, the first bottom plate and the second bottom plate are fixedly connected through a plurality of connecting rods, a connecting ring body is arranged between every two adjacent connecting rods, and an attachment part used for attachment of large yellow croaker eggs is arranged on the second bottom plate. The bionic flexible attachment carrier is arranged, so that the probability that the fish eggs are mechanically damaged is reduced, the egg attachment rate is increased, water flow exchange of the hatching environment can be ensured, and the phenomenon that still water dead angles are easily formed in a fish egg gathering area is avoided.

The present application relates to the technical field of artificial reef group, and more specifically discloses a kind of three-prism artificial reef group, including three-prism reinforced concrete frame, the front of the three-prism reinforced concrete frame is equipped with the first flow guide through-hole, the front and back of the inboard of the first flow guide through-hole are all fixedly connected with triangular plate assembly, the back of the triangular plate assembly is movably sleeved with ecological stick assembly, the front and back of the outside of the ecological stick assembly are all movably sleeved with locating nut, the two sides of the three-prism reinforced concrete frame are equipped with the second flow guide through-hole, the two sides of the top and bottom of the three-prism reinforced concrete frame are equipped with second fillet, one side of the three-prism reinforced concrete frame is fixedly connected with positioning plate, one side of the positioning plate is fixedly connected with boss;The present application not only has the effect of dam body regulating building water, flow guide, sand guide and beach fixation, but also can play the ecological effect of artificial reef.

A combined artificial fish reef, characterized by: the porous (round hole, triangular hole, square hole, polygonal hole and various special-shaped hole) flat plate or arc-shaped plate with mortise and tenon structure and the circular rod combined into cross-shaped, triangular, well-shaped, pyramid-shaped and various special-shaped fish reef bodies made of reinforced concrete.

This invention relates to the field of artificial reefs, specifically to a fully recycled aggregate ecological reef, its preparation method, and its application. Based on per cubic meter of raw materials, it comprises the following: 850-1100 kg of carbonized reinforced recycled aggregate, 300-450 kg of low-alkalinity, high-activity cementitious material, 1-5 kg ​​of admixture, and 130-180 kg of water. The low-alkalinity, high-activity cementitious material includes 100-250 kg of main cementitious component, 150-300 kg of high-activity mineral admixture, and a carbon fixation activator accounting for 0.5%-3.0% of the total mass of the cementitious material. Using recycled aggregate from construction waste as aggregate, a multi-scale composite carbon fixation technology combining "micro-scale infiltration carbon fixation enhancement" and "macro-scale mixing carbonization-product carbon curing" is employed to achieve a balance between high material performance, low carbon emissions, and eco-friendliness.

The present application relates to the technical field of artificial reefs, and discloses an artificial reef ecosystem based on engineering slag, which comprises a seat body formed by pouring solidified soil, wherein the solidified soil is formed by stirring and mixing engineering slag, a cement-based solidifying agent and a fiber grid material; a plurality of elastic rods are arranged on the seat body and form an enclosed area, and elastic intervals are arranged between adjacent elastic rods; an elastic net is arranged between the elastic intervals, and a plurality of simulated waterweeds are arranged on the elastic net; a middle shaft is arranged in the enclosed area, a rotating block arranged in a rotating mode is sleeved on the middle shaft, and the rotating block is formed by solidified soil; a hollow area is arranged in the rotating block, the hollow area penetrates through the outer periphery of the rotating block to form a plurality of outer peripheral openings, and a replaceable foam ring is sleeved on the outer periphery of the rotating block, wherein the density of the foam ring is less than the density of water, so that the rotating block is in a suspended state and can flexibly adapt to changes in water depth and water flow, thereby improving the dynamic nature and adaptability of the structure and realizing the diversification of the structure form.

The utility model relates to the technical field of marine ecological restoration, especially relates to a combined artificial fish reef, including fish reef monomer, the fish reef monomer includes three connecting shafts, the linear direction intersection of three is in same point and not on a plane, still includes a plurality of reef surface bodies, every reef surface body is connected with connecting shaft, and the sheltered space is formed between a plurality of reef surface bodies, and every reef surface body is provided with first through -hole, the utility model has the following beneficial effects: can provide larger surface area for marine animals and plants to adhere, and has good water flow permeability and the function of not destroying seabed bottom layer ecology, and a plurality of fish reefs can be connected together, and individual reef body is avoided by the sea current and is washed away.

This invention discloses a foamed concrete material for artificial reefs and its preparation method, belonging to the technical field of marine engineering building materials. It uses silicate cement, slag powder, fly ash, and metakaolin as the cementing system, compounded with a grafted dynamic alkalinity regulator, an amphiphilic polymerizable precursor, and ecologically cascaded inducing microcapsules. The precursor forms an organic-inorganic interpenetrating network in situ at the gas-liquid interface to reinforce the pore walls; the alkalinity regulator stabilizes the pore fluid pH for a long time through a two-site buffer; and the microcapsules achieve a gradual release of nutrients through a multi-level gated structure. This material exhibits a compressive strength of 5.4-5.8 MPa at high porosity, low water absorption, a stable pore fluid alkalinity reduction to the weakly alkaline range, slow nutrient release without sudden release, and high benthic diatom attachment. It combines good mechanical durability with ecological compatibility and can be used in marine ranching artificial reef engineering.

This utility model belongs to the field of ecological fisheries engineering technology, specifically disclosing an artificial reef for fish sonar monitoring, including a reef body, sonar equipment, buoys, and a signal transceiver. The reef body is a hollow, multi-faceted structure with an open bottom to insert seabed sediment for enhanced stability. The top and side walls are equipped with signal transmission / reception holes and perforations for sonar signal transmission and reception and to promote seawater circulation. The sonar equipment is fixed in a mounting slot on the central partition of the reef body, including a sonar housing and an integrated sonar transceiver, transducer, and relay. The buoy is connected to the sonar equipment and signal transceiver via a transmission line, forming an "underwater detection-surface transmission" system. The signal transceiver integrates a 4G module and a solar power supply system, supporting real-time data transmission and self-powered operation and maintenance. This utility model breaks through the limitations of traditional single-function artificial reefs, combining ecological restoration and intelligent monitoring capabilities, providing a new solution for marine ranching resource assessment and dynamic management.