142 results about "Sea grass" patented technology

The invention relates to the technical field of carbon sequestration capacity monitoring, in particular to a carbon sequestration capacity monitoring and evaluating method for an island ecosystem, which comprises the following steps: S1, multi-source data fusion and habitat partitioning: dividing an island habitat type partitioning map; s2, stratified sampling and carbon reserve actual measurement: measuring the carbon content, and constructing a carbon reserve actual measurement database; s3, constructing a dynamic carbon sink model: carrying out a whole growth cycle environment simulation experiment on sea grass and algae in different habitats, and establishing the dynamic carbon sink model taking habitat types as classification units; s4, carbon sequestration capability quantification and bottleneck diagnosis: calculating carbon sequestration contribution values of various habitat types, identifying low-efficiency carbon sequestration areas through contribution value comparison, and analyzing environmental limitation factors of the low-efficiency carbon sequestration areas; and S5, integrating a sink increasing technology and generating a path: designing a habitat specific sink increasing scheme for the identified low-efficiency carbon sink area. According to the invention, high-precision monitoring, intelligent evaluation and system optimization of the island ecosystem carbon sequestration capability are realized.

The invention discloses a dynamic sea condition ship-machine cooperative attitude control system and method for sea grass transplantation, and belongs to the crossing field of marine ecological restoration and intelligent ship control. The system comprises a mother ship attitude control layer, a communication management layer, an underwater operation end and a sensor network layer, the mother ship attitude control layer, the communication management layer, the underwater operation end and sensor network layer and the mother ship attitude control layer are sequentially connected through lines; the method integrates inertial navigation, visual measurement, event-triggered communication and adaptive filtering technologies, realizes high-precision attitude synchronization and stable operation of the ship and the underwater operation device in sea conditions of four levels and below, and can be widely applied to marine ecological engineering scenes such as seaweed bed restoration, coral transplantation and submerged vegetation reconstruction. And the operation efficiency and the environmental adaptability are effectively improved.

To provide a substrate material for growing seagrass, a method for producing the substrate for growing seagrass, a shallow structure suitable for seagrass growth, and a method for constructing the shallow structure, which are applicable when nitrogen cannot be supplied from the underlying layer to seagrass such as eelgrass or when the nitrogen supply amount from the underlying layer is insufficient, and which enable suppression of redispersion into mud after immersion in water and resistance to drift caused by waves or tidal currents.SOLUTION: The substrate material for growing seagrass comprises, as a main raw material, granular matter with a particle size of 25 mm or less, which is formed by solidification of a mixed material obtained by mixing dredged soil, steelmaking slag, a strength-increasing agent, and a nitrogen-supplying material.SELECTED DRAWING: Figure 1

The utility model discloses a sea grass seedling rope transplanting device and relates to the technical field of marine ecological restoration. The sea grass seedling rope transplanting device mainly comprises a supporting walking structure, a seedling rope guiding frame structure and a seedling rope transplanting structure, wherein the seedling rope transplanting structure comprises a coulter assembly, a soil covering structure, a compaction wheel and the like; the device is tightly attached to the surface of a seabed to walk and operate under the action of self weight, artificial sea grass seedling or adult plant transplanting bundle units which are connected in series and bound by taking a rope belt as a medium are sequentially conveyed into C-shaped grooves formed by the coulter assembly under the action of the guide structure, and the transplanting operation is completed after the artificial sea grass seedling or adult plant transplanting bundle units are buried by the soil covering structure and compacted by the compaction wheel, so that construction can be assisted by manpower, and the transplanting efficiency is improved. The equipment is simple in structure, convenient to construct and operate on the sea, high in sea condition adaptability, free of loss of transplanting units, standard and normative in transplanting depth, and capable of greatly reducing the operation intensity, improving the operation efficiency and improving the transplanting seedling rate.

The invention discloses scouring protection and seaweed restoration integrated ecological solidified soil and a preparation method thereof, and belongs to the technical field of ocean engineering and ecological restoration. The material is prepared from the following components in parts by weight: 800 to 1000 parts of sea mud, 200 to 400 parts of calcined coral sand, 50 to 150 parts of a modified chitosan gelling agent, 100 to 200 parts of a silicate geopolymer, 100 to 250 parts of slow-release nutritional ceramsite, 50 to 120 parts of seaweed seeds, 80 to 160 parts of a seawater activating agent and 20 to 50 parts of a microbial carrier loaded with saline-alkaline tolerant bacteria. The material has the characteristics of underwater dispersion resistance and self-leveling, can resist scouring at the flow speed of 2.5 m / s, and realizes that the 30-day accumulative germination rate of sea grass is greater than or equal to 80%. The method breaks through the bottleneck of function splitting of traditional material engineering protection and ecological restoration, synchronously completes scouring protection and seaweed community reconstruction, and is suitable for ocean engineering scouring protection and seaweed ecological restoration engineering.

The invention provides a sea grass bed classification method based on feature screening under a small sample limitation condition, which belongs to the technical field of marine surveying and mapping, extracts airborne LiDAR sounding data and hyperspectral image data features, completes spatial registration and fusion, screens out high contribution rate features based on a Relief-F and KPCA multi-strategy feature optimization model, and performs nonlinear dimensionality reduction. Generating a preferred feature set; establishing an edge structure based on a K-nearest neighbor strategy so as to form a graph structure with a local topological property, introducing a graph attention mechanism to adaptively update node features, and dynamically adjusting an information transfer weight according to feature similarity between samples; a prototype network is constructed based on updated node features for classification, each type of prototype is represented by a supported sample feature mean value, query samples are classified by calculating Euclidean distances between the query samples and the prototypes, the problems of feature redundancy and small samples existing in actual seaweed bed classification application are effectively solved, and the classification efficiency is improved. And an effective technical support is provided for sea grass bed identification and restoration.

The utility model discloses a shallow sea seaweed planting platform and relates to the technical field of marine ecological restoration. Comprising a traction ship, an offshore platform, a mesh belt reel, a seed mesh belt, compression rollers, degradable nails and supporting rods. The traction ship is connected with the offshore platform and can drive the offshore platform to move; the mesh belt reel is fixedly mounted on the offshore platform, the seed mesh belt is wound on the mesh belt reel, and the degradable nails are used for fixing one end of the seed mesh belt on the seabed in a needle pricking manner; one end of each supporting rod is in hinged connection with the offshore platform through a fixed hinge point, so that the supporting rods can rotate around the corresponding hinge points, the supporting rods rotate in a plane, and the net belt reel and the rotating plane are coplanar; and a compression roller is arranged at the other end of the supporting rod and can rotate on the corresponding end point of the supporting rod. The planting efficiency is improved, manual operation is partially replaced, and the operation process is simplified.

The invention relates to a seawater degradable seedling raising frame and a preparation method and application thereof.The preparation method of the seawater degradable seedling raising frame comprises the following steps that (1) modified biodegradable plastic is prepared, specifically, a non-enzymatic seawater degradation accelerator, an enzymatic seawater degradation accelerator, a surface hydrolysis inhibitor and a small amount of biodegradable resin are mixed and subjected to melt extrusion, and the modified biodegradable plastic is obtained; the extrusion temperature is 140-180 DEG C, high-concentration master batches are prepared, the master batches and the remaining biodegradable resin are mixed, melt extrusion is conducted again, the extrusion temperature is 160-190 DEG C, cooling and granulation are conducted, and the modified biodegradable plastic is obtained. (2) modified biodegradable plastic is placed in an injection molding machine, heated to a molten state and then injected into a seedling raising frame mold, demolding operation is conducted after injection molding is completed, and the seawater degradable seedling raising frame is formed and can be controllably degraded to meet the requirement for the growth cycle of sea grass, is harmless to the environment and promotes recovery of a sea grass bed ecological system; sustainable marine ecological restoration is realized.

The invention discloses a bionic stingray type underwater patrol robot based on annular fin propulsion, and belongs to the technical field of underwater robots, the bionic stingray type underwater patrol robot comprises a waterproof shell, an annular flexible fin and an annular fin propulsion mechanism; the annular fin propelling mechanism comprises an annular mounting plate, a plurality of first steering engines are uniformly arranged on the annular mounting plate in the circumferential direction, fin rays extending in the radial direction of the annular mounting plate are arranged at the output ends of the first steering engines, and the fin rays are fixedly connected with the annular flexible fins; the fin ray comprises a connecting base connected with the output end of the first steering engine, and a clamping jaw used for clamping the annular flexible fin is rotationally matched with the connecting base. A traditional propeller is replaced with bionic fluctuating propulsion of the annular flexible fins, the winding risk is fundamentally avoided, the bionic fluctuating fin propulsion mode is small in water flow disturbance and low in noise, the bionic fluctuating fin propulsion device is suitable for the environment sensitive to water flow or needing hidden operation, and interference to sea grass or surrounding ecology is avoided.

The invention provides a batch production process of a marine matrix in a naked spot repairing area of a seaweed bed, and belongs to the field of ecological restoration of the seaweed bed, and the batch production process comprises the following steps: S1, sampling the marine matrix in the naked spot repairing area and carrying out a particle analysis experiment; s2, marine matrix outsourcing soil source detection and purchase; s3, screening and mixing an outsourcing soil source; s4, sampling and detecting the mixed marine matrix; and S5, bagging and storing. The marine matrix batch production process provided by the invention is simple and easy to implement, has low operation requirements, can reconstruct a matrix environment suitable for the sea grass bed in a sea grass bed bare board repair area, and provides a good matrix source for large-scale repair of sea grass in the sea grass bed bare board repair area.

The utility model discloses an ecological sea grass bed structure based on blue carbon effect, which comprises a planting bed, one side of the planting bed is provided with a fixing mechanism used for fixing the planting bed, the fixing mechanism comprises a ground nail, a connecting rod, a spiral piece, a twisting block, a fixing ring and a hook, the ground nail is arranged on one side of the planting bed, and the spiral piece is arranged on the other side of the planting bed. A connecting rod is fixedly arranged at the upper end of the ground nail, a spiral piece is fixedly arranged on the surface of the outer side of the ground nail, a screwing block is fixedly arranged on the outer surface of the upper end of the connecting rod, a plurality of fixing rings are evenly and fixedly arranged on the surface of the connecting rod and located on the periphery of the lower end of the screwing block, and hooks are fixedly arranged at the four corners of the surface of the outer side of the planting bed. The device is good in using effect, a planting bed structure for artificial sea grass planting can be conveniently and rapidly laid on the seabed, the fixing and anchoring effect of the device is better, and therefore the planting bed can be effectively prevented from displacing and deviating from the preset planting position along with flowing impact of seabed water flow.

The utility model relates to the technical field of aquaculture net cages, in particular to a net cage-based suspension type monitoring device, which comprises a netting arranged between a floating frame and a counter weight, the floating frame is fixedly connected with an upper line of the netting, a monitoring buoy is arranged at the top of the floating frame through a central floating platform, an acquisition monitoring device is arranged in the monitoring buoy, and the acquisition monitoring device is connected with the counter weight. The collecting and monitoring device comprises a monitoring lens and a collecting head connected through a collecting pipe. Wherein a filtering part is detachably connected in the collecting head through a closing assembly, the collecting head and the filtering part are used in cooperation, seawater is filtered and extracted, the underwater environment can be monitored, the collecting head and the collecting pipe and the collecting head are used in cooperation to filter and extract seawater, the underwater environment is judged in a seawater analysis mode, and the underwater environment can be monitored. And the filter part can be quickly replaced through the closing assembly, so that the filter part is prevented from losing the filtering effect due to silt and sea grass blockage and attachment after long-time use.

The present invention provides a recyclable wave-proof component for underwater seagrass planting, which includes a wave-proof sleeve, a dry mud cake, a wet mud layer, and a net cover; the wave-proof sleeve is used to be fixedly placed on the underwater ground in the seagrass planting area; the dry mud cake is embedded at the bottom of the wave-proof sleeve and is used to loosen from the wave-proof sleeve under seawater immersion; the wet mud layer is laid on the upper surface of the dry mud cake, and the wet mud layer is used to fix seagrass seeds; the net cover is arranged at the top of the wave-proof sleeve and has an avoidance hole in the center, and the avoidance hole is used to avoid the growing seagrass stems and leaves. The recyclable wave-proof component for underwater seagrass planting provided by the present invention is beneficial to the smooth rooting of seagrass seeds and improves the survival rate of seagrass; the dry mud cake loosens from the wave-proof sleeve along with the seagrass rooting and the seedling process of growing stems and leaves, so as to facilitate the recycling and reuse of the wave-proof sleeve and the net cover, which can not only reduce the consumption materials for seagrass planting and save costs, but also avoid the wave-proof sleeve and the net cover being soaked in seawater for a long time and affecting water quality, thereby improving environmental protection.

The invention relates to the technical field of environmental protection, in particular to a degraded sea grass bed repairing device and method based on symbiosis of microorganisms and sea grass, and the device comprises a coated seed ball and a slow release pad which is laid on a sea grass bed and provides a planting matrix for the coated seed ball; the overall density of the coated seed balls is greater than that of seawater; the coated seed ball comprises sea grass seeds, the sea grass seeds are coated with a microbial layer for promoting growth and development of the sea grass seeds, and the microbial layer is coated with a protective layer for protecting the sea grass seeds and the microbial layer. The slow release pad is net-shaped; through the design of the coated seed balls, sea grass seeds can smoothly settle to the position of a sea grass bed, meanwhile, the sea grass seeds can be protected and prevented from being damaged in the settling process, the surrounding environment is adjusted after settling is completed and before the sea grass seeds germinate, and then growth and development of sea grass are facilitated; the seaweed bed repairing effect is improved.

The invention discloses a sea grass preservative film and a preparation method thereof, and relates to the technical field of preservative film preparation. Aiming at the problems of serious pollution and difficult degradation of the existing plastic product, the invention takes sea grass and starch as core raw materials and is prepared by the steps of sea grass raw material pretreatment, extract preparation, gel mixture preparation, calcium ion crosslinking, airing and the like. The seaweed extract and the starch are subjected to synergistic interaction through hydrogen bond physical crosslinking and thermal gelation to form a stable film structure, the raw materials are food-grade, and the seaweed film has toughness and complete degradability, is free of harm to the environment and human bodies, can be widely applied to food packaging, field film covering, packaging products and other scenes, effectively replaces traditional plastic products, and solves the problem of plastic pollution.

The utility model relates to the technical field of sea grass processing, and discloses a cleaning machine for sea grass crude rubber production, which comprises a cleaning barrel, a feed port and a discharge port are arranged on the cleaning barrel, a manual valve is arranged at the discharge port, a cleaning part is arranged on the cleaning barrel, and the cleaning part comprises a rotating ring, a control panel and a motor. The motor is installed on the cleaning barrel and is in transmission connection with the rotating ring, the control panel is fixedly connected to the cleaning barrel, the rotating ring is rotationally connected to the cleaning barrel and the control panel, a cam groove is formed in the control panel, the rotating ring is rotationally connected with the movable arm and the fixed arm, the movable arm is rotationally connected with the fixed arm, and a torsional spring is arranged between the movable arm and the fixed arm. One end of the fixed arm slides in the cam groove, and one end of the movable arm is provided with a toothed plate. According to the sea grass cleaning device, sea grass in the cleaning barrel can be automatically stirred during cleaning; meanwhile, after the discharge port is opened, the sea grass can be automatically discharged, the machine does not need to be stopped or manually taken out, and the operation efficiency is improved.

The invention provides a sea grass bed monitoring method and system, electronic equipment, a storage medium and a program product. The sea grass bed monitoring method comprises the steps that a cruise path is set for a to-be-monitored target area; acquiring multi-modal remote sensing data of the sea grass bed in the target area according to the cruise path by taking the unmanned aerial vehicle as a carrier; sea grass features of the multi-modal remote sensing data are extracted; generating an evaluation result through a pre-trained evaluation model based on the sea grass features; and generating a vegetation condition report according to the evaluation result, wherein the vegetation condition report comprises a vegetation condition index. By fusing multispectral and visible light image data, comprehensively extracting spectral features and morphological features of the sea grass, and automatically generating an evaluation result by using an artificial intelligence evaluation model, the automation level and evaluation precision of sea grass bed monitoring are significantly improved, comprehensive and rapid diagnosis of the health condition of the sea grass bed is realized, and the method is suitable for popularization and application. And reliable technical support is provided for marine ecological protection and management.

The seagrass seed-planting system includes: a storage and agitation subassembly; a dispenser subassembly; and a pump subsystem. The storage and agitation subassembly: is configured to store a quantity of seagrass seeds in an aqueous environment; includes a set of fluid inlet ports configured to direct water into the aqueous environment to agitate the quantity of seagrass seeds; and defines an outlet aperture. The dispenser subassembly: is fluidically coupled to the outlet aperture; and is configured to dispense the seagrass seed into a sediment layer. The pump subsystem directs a flow of water from the storage and agitation subassembly through the set of fluid inlet ports, through the outlet aperture, and toward the dispenser subassembly.

The invention belongs to the technical field of ecological restoration and reconstruction of sea grass beds, and particularly relates to a precise sowing method for eelgrass seeds. The eelgrass seeds are placed on a cotton seed belt and wrapped, rolled and twisted to form a seed rope, then the seed rope is buried into sediment of a repaired sea area according to the sowing depth and row spacing at the sowing time, and the two ends of the seed rope are fixed through bamboo sticks. The eelgrass seeds are wrapped by the cotton seed belt and then sown on the seabed, so that the sea grass seeds are effectively prevented from being scoured by water flow and foraging by animals, the seed loss rate is reduced, the seed utilization efficiency is improved, and meanwhile, the sowing density can be flexibly adjusted by adjusting the plant spacing and the row spacing; in addition, a wrapping environment (weak reduction-weak oxidation environment) formed by slow degradation of the cotton seed belt can promote germination of the seaweed seeds.

The utility model relates to the technical field of sea grass processing, and discloses a sea grass alkali treatment device which comprises a treatment tank, a pressure intensity adjusting part and a mounting frame, the treatment tank is used for containing sea grass and alkali liquor and comprises a tank body and a tank cover movably mounted on the tank body, and a balance hole is formed in the tank body; the pressure intensity adjusting part comprises a driving set and an output set, the driving set transmits power to the output set, and the output set drives the tank cover to move in the axial direction of the tank body so as to change the pressure intensity in the tank. According to the utility model, the pressure intensity adjusting part is arranged, and high pressure and low pressure in the tank are alternately changed, so that the alkali treatment speed of sea grass is accelerated; meanwhile, continuous temperature rise caused by continuous high pressure in the tank is avoided; the output group is arranged, so that high-pressure and low-pressure switching in the tank can be continuously and stably carried out; the tank body is arranged to be the treatment tank body and the compression tank body, so that the tank cover achieves the same air pressure adjusting effect at a shorter displacement distance, and the volume occupied by the output group during working can be reduced.

One variation of a method for planting seagrass includes deploying a harvesting AUV from a deployment station within a body of water to a harvesting site containing a meadow of seagrass, and harvesting the quantity of seagrass seeds from the harvesting site. The harvesting AUV deposits the quantity of seagrass seeds and accompanying biomass into a biodegradation tank of the deployment station. At the deployment station, the quantity of seagrass seeds is isolated from the accompanying biomass in the biodegradation tank, and the quantity of seagrass seeds is loaded into a planting AUV. The planting AUV is then deployed from the deployment station to a restoration site within the body of water. The planting AUV meters the quantity of seagrass seeds into a seed depositing mechanism and deposits the quantity of seagrass seeds into a sediment bed of the restoration site utilizing water as a transport medium.

The invention relates to the technical field of plankton collection, in particular to a stepped sea grass bed plankton collection device which comprises a shell, a telescopic part, a piston cylinder and a plurality of fixing rods are arranged in the shell, the fixing rods are fixedly connected with the piston cylinder, a cross rod is arranged on an output shaft of the telescopic part, and a first piston plate is arranged on the cross rod; driving rods are arranged on the two sides of the cross rod, U-shaped rods are symmetrically arranged in the shell, the driving rods are hinged to the U-shaped rods, a connecting block is arranged below the piston cylinder, hinge blocks are hinged to the two ends of the connecting block, hinge shafts are hinged to the hinge blocks, the U-shaped rods are fixedly connected with the hinge shafts, and a collecting assembly is arranged at the bottom of the connecting block. The movement stability of the connecting block is ensured through the driving rods, the U-shaped rods, the hinge shafts and the hinge blocks which are symmetrically arranged, so that the connecting block can drive the collecting assembly to stably move up and down in the movement process, and the problem of plankton damage caused by sudden change of the movement speed is reduced.

The invention belongs to the technical field of seabed gas pipeline detection, and discloses a strait-crossing gas pipeline sonar image recognition device and a use method thereof.The strait-crossing gas pipeline sonar image recognition device comprises a sonar recognition body, a transmitting end, a receiving end and a cable, and the outer surface of the sonar recognition body is rotationally sleeved with a rotating sleeve; the receiving ends are distributed on the outer surface of the rotating sleeve in a reversing mode. Relatively flowing water flows are intermittently poured into the cleaning assembly, when the water flows are poured, the cleaning assembly is actively pushed to act, impurities such as sea grass blocked on the front face of the protection frame are cleaned out, protection and isolation of a sonar recognition body are guaranteed during actual navigation recognition detection, and meanwhile, by means of relative flowing of the water flows in navigation, the detection accuracy is improved. The device automatically acts and completes cleaning of sundries such as sea grass on the front face of the protection frame, the protection effect is guaranteed, automatic cleaning can be achieved, a power device does not need to be additionally arranged, the cleaning action is automatically achieved, air stopping treatment is not needed, cleaning is convenient and fast, and the use effect is good.

This invention discloses an integrated twisted decorative wall structure with seaweed-like surface decoration and its construction method. The decorative section of the GRG board surface layer is composed of stacked C-shaped cantilever panels. The seaweed-like cantilever decorative panels are integrally formed with the cantilever panels, and their cantilever length and span gradually change from bottom to top, forming a dynamic three-dimensional decorative surface. During construction, a parametric digital model is first established to drive the design, and the surface layer is divided into prefabricated GRG unit blocks for factory production. T-shaped connectors are pre-embedded on the back of the unit blocks. On-site, the unit blocks are installed on the reinforced decorative keel using adjustable cantilever connecting beams, and the precise positioning is achieved using a total station with the tip of the cantilever decorative panel as a reference to ensure accurate shaping. This invention solves the strength problem of large cantilever GRG materials through a stepped, stacked, reinforced structure, and achieves a safe, precise, and efficient presentation of complex and dynamic shapes through digital design and prefabricated assembly construction.

The present application provides a seagrass bed ecological restoration evaluation and monitoring platform combined with data analysis, which relates to the technical field of ecological restoration evaluation and monitoring, and includes: receiving the restoration request information of the seagrass bed ecological restoration area; analyzing the plant quantity according to the proportion of the vegetation distribution area, the proportion of the vegetation distribution area and the area of the seagrass bed ecological restoration area; making sowing and transplanting configurations according to the target restoration quantity of the vegetation and the restoration target time zone; obtaining the environmental configuration information of the restoration target time zone to analyze the growth trends of sowing and transplanting; and monitoring the seagrass bed ecological restoration according to the sowing growth trend time sequence diagram and the transplanting growth trend time sequence diagram. Through the present application, the technical problem in the prior art that the required time period of the habitat restoration method is long and the effect is unstable, affecting the restoration efficiency and the sustainability of ecological restoration can be solved, and the technical effect of achieving the rapid restoration of the seagrass bed in a short time, improving the restoration success rate and ensuring the healthy restoration of the ecosystem can be achieved.

The invention belongs to the technical field of sea grass culture, and particularly relates to an eelgrass seed after-ripening method. The invention provides an eelgrass seed after-ripening method which comprises the following steps: collecting eelgrass reproductive branches, and removing main branches of the eelgrass reproductive branches to obtain eelgrass reproductive branch branches with Buddhist bracts; hanging the eelgrass reproduction branch branches in seawater for after-ripening to obtain eelgrass seeds. According to the method, the main branches of the eelgrass reproduction branches are removed, nutrient resource consumption of redundant tissues to the branches is reduced, more favorable conditions are created for development of the Buddha bracts and the seeds, the perfectness ratio and the seed maturity of the Buddha bracts in the after-ripening period are increased by 30% or above, the seed recovery rate is increased to 90% or above, the seed activity reaches 100%, the cost is reduced by 30% compared with that of a conventional method, and the method is suitable for large-scale popularization and application. After sowing, the seedling establishment rate exceeds 50%, the overall effect far exceeds that of a conventional collection and after-ripening mode, and the method is easy to operate, low in cost and more suitable for large-scale repair and reconstruction of the seaweed bed.

This invention discloses an intelligent seaweed planting machine, comprising a frame on which are mounted a rope feeding mechanism, a rotating rope opening mechanism, a rope pressing mechanism, a rotating material pushing mechanism, an upper and lower clamping feeding mechanism, and an electrical control system. The rope feeding mechanism is used to position, straighten, and tension the rope; the rotating rope opening mechanism is used to partially open and close the rope to provide an opening for seaweed to be pushed in; the rope pressing mechanism is used to help fix the rope to prevent it from slipping off; and the upper and lower clamping feeding mechanism is used to organize the fluffy seaweed and transport it to the rope opening. The beneficial effects of this invention are: it can change the traditional purely manual planting mode, effectively reduce the labor intensity of operators, avoid operators working in harsh environments for long periods, and significantly improve seaweed planting efficiency. The daily planting capacity of a single machine is far higher than that of manual planting, which can meet the needs of large-scale seaweed bed restoration.

The present invention relates to the field of ceramics and their preparation methods, and more particularly to a method for producing environmentally friendly underglaze-patterned kiln-changed glaze ceramics. The environmentally friendly underglaze-patterned kiln-changed glaze ceramics include a base container and a top glaze covering the base container. The top glazes include, from bottom to top, gneiss glaze, plant ash glaze, and kelp ash glaze. The glaze surface undergoes kiln changes during the firing process. After firing, the base color is a yellow-green rhytoid glaze, with craters and cracks formed on the glaze surface. The inner wall is covered with reddish-brown or dark brown plant patterns, and the interior of the container is covered with a deep-sea glaze layer with blue and yellow interwoven patterns. The overall glaze effect is unique. The base glaze uses natural and environmentally friendly materials such as kelp, seaweed, grain straw ash, nettle ash, and paper pulp, as well as recycled broken glass as raw materials, thereby reducing pollution and improving waste utilization.

The present application relates to sewage purification technical field, specifically, it relates to high-efficiency flocculation and precipitation equipment for seaweed bed sewage purification, including silt hopper, connecting cylinder and precipitation device, the bottom of silt hopper is fixedly connected with discharge valve, the outside of silt hopper is fixedly connected with multiple support rods, the precipitation device is arranged at the top of silt hopper, the precipitation device includes multiple sleeves that are coaxially stacked and fixedly connected along the vertical direction, the top of silt hopper is fixedly connected with the bottom of the sleeve close to it, the connecting cylinder is located directly above the sleeve, the bottom of connecting cylinder is fixedly connected with the top of the sleeve close to it, the inside of multiple sleeves is rotatably connected with baffles, the outer wall of baffle is fixedly connected with two rotating columns, multiple-stage baffling and precipitation channels are formed by multiple-stage sleeves that are coaxially stacked and rotatable baffles, effectively prolonging the flow path and sedimentation time of sewage, improving the sedimentation and separation efficiency of silt and flocculation suspended matter.