51 results about "Ecotechnology" patented technology

The invention discloses an intelligent riverway retaining dam system based on ecological function regulation and control in the technical field of water conservancy ecology. The intelligent riverway retaining dam system comprises a retaining dam body and a server. The side, close to the shoreside, of the retaining dam body is provided with multiple stages of water pools distributed in a stepped mode, every two adjacent stages of water pools are communicated through an inclined water channel, and the server comprises an acquisition module, a data processing module and an execution module; the acquisition module is used for acquiring feature images of migrated fishes and water flow velocity in a water channel; the data processing module is used for analyzing the fish feature image through a trained deep learning algorithm, so that the water flow speed is matched with the water flow speed of corresponding fish migration; and the execution module is used for opening, closing and adjusting a gate of the fishway according to the instruction of the data processing module. According to the scheme, the problems that the flow speed of water flow of an existing fishway is unstable, and fish migration is affected are solved.

The invention discloses a forest land soil data management method and system based on unmanned aerial vehicle multispectral inversion, and particularly relates to the technical field of soil ecology, and the method comprises the steps: S1, management region determination: determining target forest land soil data as a target management region, and then dividing the target management region into sub-regions according to an equal-time division mode, the sub-regions in the target management region are sequentially numbered as 1, 2,..., i,..., n according to equal time; s2, unmanned aerial vehicle image data acquisition, which is used for acquiring unmanned aerial vehicle image data of a target management area; the system not only comprises soil physical and chemical indexes, but also covers unmanned aerial vehicle image data so as to obtain spectrum related data, inversion is carried out after multi-source data fusion, the soil ecological function is comprehensively described, and a more comprehensive management result is provided.

The utility model relates to the technical field of soil ecology, and discloses a soil ecology restoration device which comprises a movable frame, a pesticide storage box is installed at the rear position of the top end of the movable frame, and a first electric telescopic rod is installed at the position, close to one side, of the top end of the movable frame. A soil turning cutter wheel is rotationally mounted at the tail end of a driving shaft of the first electric telescopic rod through a mounting frame, a soil turning motor is mounted on one side of the mounting frame, and a driving shaft of the soil turning motor penetrates through the mounting frame to be fixedly connected with a rotating shaft of the soil turning cutter wheel; mounting threaded rods are fixedly connected to the two sides of the bottom end of the movable frame and located in front of and behind the soil turning cutter wheels; through a pesticide spraying opening, a soil turning cutter wheel, a beating rotating rod and a grinding roller, pesticide can be sprayed to unturned soil and turned soil, the pesticide spraying uniformity can be improved conveniently, the sprayed soil can be ground and leveled conveniently, pesticide liquid can permeate conveniently, cavities are avoided, and meanwhile the volatilization efficiency of the pesticide liquid can be reduced to a certain degree.

The application discloses a kind of based on statistics fishery ecological health anomaly analysis method and system, belong to fishery ecological technical field;By dividing target fishery water area into several continuous water layers, the time series data of temperature, dissolved oxygen, pH and nutrient salt concentration is independently collected;Based on the multi-factor time series data of each water layer, the average difference value of ecological factor data is calculated, and the collaborative matrix of ecological factor data is constructed;The average difference value of the layer and the matrix structure difference value between adjacent water layers are calculated;Relative matrix structure offset value and relative layer difference offset value are calculated in combination with health benchmark period, and cross-water layer ecological anomaly index is fused and generated, and health anomaly judgment is realized by comparison with preset threshold value.The application can early identify ecological coupling relationship disorder under the vertical stratification scene of water body by quantifying the multi-factor collaborative structure in each water layer and the layer structure offset, significantly improve the accuracy and interpretability of fishery ecological health anomaly detection.

The present invention discloses an ecological sensitivity assessment and analysis method and system suitable for highway areas, specifically relating to the field of highway ecological technology. When comprehensively assessing and managing the ecological environment along the highway, the method identifies and analyzes the distribution of ecological factors of different ecosystems, divides monitoring areas, and extracts characteristic parameters. By constructing a Bayesian network model, the weight of each monitoring area is determined and calculated to obtain an overall ecological environment quality index. Satellite images are used for time series analysis to obtain the spatiotemporal variation of ecological factors. Fuzzy logic is used to analyze the overall environmental quality and spatiotemporal variation to conduct ecological sensitivity assessment. A sensitive area division module divides high, medium, and low sensitive areas according to the assessment results, and feeds the results back to management personnel. Through a systematic and scientific assessment method, the accuracy and efficiency of highway ecological environment management are improved, ensuring the timely protection and reasonable development of sensitive areas.

The invention provides a method and a device for acquiring an upscaling leaf moisture utilization efficiency map, and relates to the technical field of ecology. The method for acquiring the leaf moisture utilization efficiency map comprises the following steps: acquiring environmental ecological data, related to plant leaf moisture utilization efficiency, of a target area in a preset time period; according to the environmental ecological data, obtaining a carbon isotope fractionation value landscape map of the target area in a preset time period; and based on the carbon isotope fractionation value landscape map, utilizing a leaf moisture utilization efficiency calculation equation to obtain a leaf moisture utilization efficiency map of the target area in a preset time period. According to the method, derivation from the in-situ leaf scale moisture utilization efficiency to the regional large-scale carbon-water coupling index can be realized, so that a large-scale evaluation index with physiological significance is provided for carbon-water circulation and coupling research of a terrestrial ecosystem.

The present application belongs to the field of water and soil conservation ecological technology and river regulation engineering, and particularly relates to a kind of northern watershed water and soil conservation riparian zone habitat configuration method, and the construction area of riparian zone habitat is constructed along the slope from the river bank slope to the underwater region of water-land interlaced area, and a strengthened carbon storage embankment shelterbelt area, a wetland carbon sequestration buffer zone and an enhanced carbon deposition and burial shallow water / deep pool area are constructed; the strengthened carbon storage embankment shelterbelt area comprises a carbon sequestration functional soil and water conservation forest network, a "Z" type energy reduction stepped slope overflow ditch and a carbon reduction retention ditch arranged in a "coordinate system"; the wetland carbon sequestration buffer zone comprises a carbon sand deposition pool, a biodiversity wetland and an intermittent wetland ecological water requirement shallow dike; the carbon deposition and burial shallow water / deep pool area comprises an underwater shallow water / deep pool system constructed by a fishbone type wood dike and a methane configuration aquatic plant planting cabin for preventing river erosion. The present application can promote the potential of carbon sink growth and promote the riparian ecosystem of water and soil conservation.

The present invention provides a method and system for dynamically monitoring the salinity stratification of lakes, which relates to the field of lake ecological technologies. The method includes the following steps: obtaining the geographical attribute data, hydrological characteristic data, and temperature data at different positions of the lake to be monitored, and performing layered division in the vertical direction of the lake to be monitored according to the hydrological characteristic data and temperature data to obtain the corresponding division result; constructing a corresponding water body salinity calculation model according to the division result, and obtaining the corresponding preliminary water body salinity value according to the water body salinity calculation model; judging whether it is necessary to correct the preliminary water body salinity value, and if so, correcting the preliminary water body salinity value to obtain the final estimated result of the lake water body salinity; the present invention realizes the effective monitoring and management of lake salinity, and provides strong support for lake protection and sustainable development.

The utility model relates to the technical field of wetland ecology, and discloses a wetland park type ecological water purification device, which comprises a purification box, the purification box comprises a connecting cavity, a purification cavity and a discharge cavity, the inner wall of the purification box is fixedly connected with a through pipe, the outer surface of the connecting cavity is provided with a slot, the outer surface of the connecting cavity is provided with a connecting hole, and the connecting hole is communicated with the through pipe. A placing block is inserted into the outer surface of the inserting groove, a placing groove is formed in the outer surface of the connecting cavity, and a rotating frame is rotationally connected to the inner wall of the placing block. The device has the following advantages and effects that a worker inserts a placement block into a corresponding insertion groove, then controls a connecting ring to rotate in combination with a rotating frame, enables the connecting ring to be placed into a corresponding placement groove, and then fixes and connects the placement block with a purification box through pipe fixing insertion column by using a fixing insertion column corresponding connection hole; and then the sealing lantern ring with the purification through pipe is connected with the through pipe corresponding to the connecting ring, so that the whole device is convenient to mount and dismount.

The application discloses a rural domestic sewage treatment system based on physical-biochemical-ecological technology, which comprises a pretreatment unit, an artificial wetland treatment unit, a liquid level control unit and a deep treatment unit, wherein the treatment units are sequentially communicated; and a valve well is arranged between the pretreatment unit and the artificial wetland treatment unit. The rural domestic sewage treatment system based on physical-biochemical-ecological technology has low operation energy consumption, good treatment effect, simple maintenance, can improve the surrounding ecological environment and can realize unattended operation.

The utility model relates to the technical field of water conservancy ecology, and particularly discloses a water conservancy ecological slope protection drainage structure stable in assembly, which comprises a top plate, and a plurality of drainage plates are continuously mounted on the surface of the top plate; the surface of each drainage plate is provided with a clamping structure, and each clamping structure comprises first clamping blocks installed at the two ends of each drainage plate, positioning cones continuously installed on the bottom of each drainage plate, a flow guide plate connected between the two drainage plates, second clamping blocks symmetrically installed at the two ends of the flow guide plate, and a water flowing groove formed in the surface of each drainage plate. And clamping grooves are symmetrically embedded in the surface of the drainage plate. According to the stably-assembled water conservancy ecological slope protection drainage structure, the clamping structures are arranged, the connectivity between the structures is improved, the guide plate drives the second clamping blocks to be inserted into the clamping grooves, at the moment, the two ends of the guide plate are connected with the two drainage plates, meanwhile, pointed cones are inserted into the slope surfaces, the stability of the positions of the drainage plates is improved, and the practicability of the device is improved.

The application discloses a kind of forest and grass ecological monitoring devices, belong to forest and grass ecological technical field, including for overall support's stand, the right side of the stand is fixedly connected for adjusting telescopic component, the right side of telescopic component is fixedly connected for enclosing fence's fence component, the inside of fence component is provided for adjusting position's adjusting component.The application is by being provided with stand, telescopic component, fence component, adjusting component, high-definition camera, monitoring component, base structure, screw structure and push structure, solve the single solidification of current sample method specification parameter, only can match the investigation scene of specific range, poor adaptability, the corner design of rectangular structure is easy to form visual blind area, leading to survey personnel when sample detection appears observation omission, this human error directly influences the accuracy of vegetation quantity statistics, finally cause grassland ecological evaluation data to produce systematic deviation.

The present application relates to a kind of outdoor enclosure with planting and sound insulation function, it is related to building technology field, concrete main body integrates double-stage water storage module, and water recycling irrigation is realized by filter plate and water pump;Frame main body is configured fast installation mechanism, and pre-fixing module is driven by the elastic lug of positioning frame, and mechanical locking is completed by the limiting plate of positioning slide rod;Functional module supports wallboard and flowerpot interchange, and filter screen and backflow tank are provided in flowerpot to form water-saving closed loop.The technical effect is embodied as follows: modular fast installation structure improves construction efficiency and improves water resource recycling rate;Sound insulation layer and vegetation are used for collaborative noise reduction, and dynamic water curtain landscape can be realized by replacing water spray pipe.The present application solves the industry pain points of weak ecological function, complicated disassembly and assembly and high operation and maintenance cost of traditional enclosure, and realizes the deep integration of permanent building and ecological technology.

The utility model discloses a portable high-precision soil column evaporation device, which relates to the technical field of environmental ecology and comprises a soil column cylinder, a water supply cylinder, a soil column cylinder water supply valve, a water supply cylinder water supply valve and a weighing device. The top of the soil column cylinder is open; the top of the water supply cylinder is closed and is provided with a vent pipe; the soil column cylinder and the water supply cylinder are arranged on the weighing device; a soil column cylinder water supply valve is arranged at the lower part of the soil column cylinder; a water supply cylinder water supply valve is arranged at the lower part of the water supply cylinder; the soil column cylinder water supply valve is communicated with the water supply cylinder water supply valve through a pipeline; the weighing device is in communication connection with the computer. The portable high-precision soil column evaporation device disclosed by the utility model can accurately measure the evaporation capacity of a soil column, accurately control the underground water level to be maintained at a preset height, continuously measure the soil moisture evaporation capacity, automatically record and store the soil column moisture evaporation capacity and store data in a computer, so that the workload of testers is reduced, the test cost is saved, and the test efficiency is improved. The method has great advantages in ecological environment research.

The utility model relates to the technical field of wetland ecology, in particular to a wetland ecology restoration device which comprises a placing plate, two stand columns fixed below the placing plate, an infusion box and an improvement component, sampling holes are formed in the placing plate, a sampling component is installed below the placing plate, the infusion box and the improvement component are installed on the placing plate, and a restoration plate is fixed below the two stand columns. A plurality of infusion grooves are formed in the repairing plate, a plurality of infusion holes are formed in the repairing plate, and the infusion holes are communicated with the infusion grooves respectively. The lifting component is connected with the placing plate in a sliding manner; a worker inserts the lifting part into wetland soil at first, the lifting part drives the placing plate to ascend and descend, then repair liquid in the liquid conveying box enters water through the improvement part via the liquid conveying holes, meanwhile, water is drained through the multiple liquid conveying holes, and the repair liquid can be effectively dispersed in the liquid.

The invention relates to the technical field of hydrology and ecology, in particular to a method and a system for determining a dynamic partition of a beach vegetation habitat based on hydrology interference intensity and a medium, and discloses the method for determining the dynamic partition of the beach vegetation habitat based on the hydrology interference intensity. Comprising the following steps: dividing grids for a beach effective range of a research area to generate a grid layer; calculating eight hydrological interference indexes of each grid unit in the grid layer; carrying out normalization processing on the hydrological interference indexes obtained by calculation, calculating the weight of each index by adopting an entropy weight method, and generating a weighted feature matrix; performing principal component dimensionality reduction on the weighted feature matrix, and reserving a principal component matrix with an accumulated variance contribution rate greater than or equal to 85%; and based on the principal component matrix, determining an optimal clustering number in a clustering number range of 3-7 through a Gaussian mixture model, and dividing the grid layer into a plurality of functional areas according to a clustering result.

The invention relates to the technical field of hydrological water ecology, and discloses a method and a device for determining the biogenic element exchange capacity of underground water and a river channel, the method for determining the biogenic element exchange capacity of the underground water and the river channel comprises the following steps: simulating the hydrological conditions of the underground water and the river channel; obtaining the average water level height and average concentration of groundwater and river channel biogenic elements; setting a target transition area according to a preset width, and obtaining first and second contact areas; determining first and second exchange water volumes according to the underground water, the average water level height of the river channel, the first and second contact areas, a riverbed soil water conductivity coefficient and a preset width; according to the first biogenic element diffusion flux, the second biogenic element diffusion flux, the first exchange water amount, the second exchange water amount, the first contact area, the second contact area, the underground water and the river channel biogenic element average concentration, the first biogenic element exchange amount and the second biogenic element exchange amount are determined, the target transition area is arranged, the biogenic element exchange amount is determined through the exchange water amount, and the accuracy of the biogenic element exchange amount is improved.

The utility model relates to the technical field of environmental ecology, and discloses an ecological restoration water circulation purification device which comprises a tank body, a water inlet pipe is fixedly connected to the top of the outer wall of the tank body, a water outlet pipe is fixedly connected to the bottom of the outer wall of the tank body, a guide hopper is fixedly connected to the interior of the tank body, and a fixed seat is fixedly connected to the top of the outer wall of the tank body. A filtering assembly is arranged on the outer wall of the fixed seat and used for filtering and purifying sewage, an air cylinder is fixedly connected to the outer wall of the fixed seat, and a push rod is fixedly connected to the output end of the air cylinder. According to the filter element cleaning device, the motor I is matched with the rotating seat and the bearing to drive the sleeve plate to rotate, so that the cleaning brush can fully clean the bottom of the filter element, and meanwhile, the air cylinder is matched with the push rod to push the scraper I to slide in the filter element, so that the inner wall of the filter element is cleaned; the problem that most of existing water circulation purification devices cannot perform self-cleaning on internal filter elements is solved.

The invention discloses a river cascade development design scheduling method based on ecological flow linkage, and relates to the technical field of river ecology, and the method comprises the following steps: entering a hydrological analysis end, collecting the flow and water temperature of a river in real time, and investigating the spawning site position, breeding time and breeding temperature of existing domestic fish; according to the method, by calculating the minimum ecological flow and the flow pulse requirement required by breeding and controlling the discharged flow of the reservoirs and the chain connection of the flow of the upstream and downstream reservoirs in a graded mode, coherent scheduling of the ecological flow of the whole watershed is guaranteed, and the ecological water use requirement of the river channel is met, and the temperature calculation unit quantifies the water temperature attenuation process through a formula; and the judgment unit is combined to compare water temperature data, decide to release surface or middle water and accurately match the temperature required by breeding, so that the ecological requirements of fish breeding on water temperature and flow are met, the reservoir regulation logic is optimized, the systematicness and effectiveness of drainage basin ecological protection are improved, and a technical support is provided for water ecological health maintenance.

The utility model discloses a riverway restoration ecological ditch structure, which relates to the technical field of water conservancy ecology and comprises a ditch main body, a bottom cavity and a side cavity are arranged in the ditch main body, a bottom filter layer is laid in the bottom cavity, the top of the ditch main body is fixedly connected with an upper grid plate, and a reinforcing net layer is embedded in the ditch main body. A reinforcing net layer is laid on the surface of the bottom cavity, an upper filtering layer is laid on the surface of the reinforcing net layer, a bent part and a limiting support are arranged at the top and the bottom of the reinforcing net layer respectively, and a planting table is arranged on the surface of the side cavity. The effect of conveniently laying the bottom filtering layer and planting is achieved through the bottom cavity and the side cavity, and meanwhile the effect of conveniently limiting and fixing the reinforcing net layer is achieved through the side cavity; the effect of planting plants on the inner side of the ditch body is achieved through the planting table, meanwhile, water flow scouring of the plants can be effectively reduced through horizontal arrangement, the planting stability is guaranteed, and the effect of filtering and intercepting garbage impurities in an external water source is achieved through the upper grid plate.

The invention discloses an ecological technology screening and evaluating method for physique synergy of urban slow-flow medium and small river channels, and the method comprises the following steps: 1, screening out and eliminating all technologies exceeding a technology application boundary condition according to a preset precondition; 2, evaluating and scoring the remaining technologies which are not screened out from eight third-level indexes, calculating scores corresponding to second-level indexes, and then calculating numerical values of comprehensive evaluation indexes according to the scores of the second-level indexes and the weights of the scores, namely final evaluation scores of the technologies; and step 3, dividing all technologies into four grades according to different scores, and finally preferentially adopting a high-grade technology. According to the method, different technologies are comprehensively evaluated from multiple dimensions, so that the most suitable technology under the current condition is screened out, the efficiency can be improved, the cost can be saved, and an effective screening technology system standard is established for the industry.

The application discloses a kind of automatic circulation supply device and method of garden ecological water resources, specifically related to the field of garden ecology technology, the present application can keep water in the vicinity of vegetation and play a full absorption role by planting pot separate preparation planting, secondly, when the rainwater in collecting bucket overflows, collecting bucket moves downward, so that the second rack bar and the transmission structure linkage tooth segment meshing transmission, so that the upper cover rotates to the purpose of the upper opening and the lower opening stagger, at this time, planting pot can be closed, to avoid rainwater into, and further reduce the soil in planting pot excessive waterlogging soft, resulting in vegetation dumping skew phenomenon, and reduce soil loss seriously, simultaneously, in the process of collecting bucket moving downward, the first rack bar and the tooth valve meshing transmission, at this time, the pipeline of connecting pipe is opened, and the automatic collection of rainwater is completed through the collecting box, so as to play the role of automatic water supply, save water resources.

The application discloses a kind of microplastic biological effect evaluation methods based on typical soil animal multilevel response index, it is related to environmental toxicology evaluation and ecological technical field, by setting microplastic treatment group and control group, the multilevel response index of soil animal individual, organ, tissue, molecule level is determined, and the integrated biomarker response index method is used to calculate comprehensive effect index, and constructs microplastic effect comprehensive evaluation model.The application can realize the comprehensive evaluation of microplastic biological effect and early warning of low concentration pollution, improves the comprehensiveness and accuracy of ecological risk assessment, provides reliable technical support for soil microplastic pollution control.

The present invention discloses a mine ecological restoration device, which relates to the technical field of mine ecology and includes: a water storage mechanism, the water storage mechanism includes a water storage tank, a top sealing mechanism is installed on the top surface of the water storage tank, the top sealing mechanism includes a sealing door, a first water guiding strip is arranged on the top surface of the sealing door, and sliding columns are symmetrically fixed on both sides of the sealing door; a water receiving mechanism is installed at the tail end of the sealing door, the water receiving mechanism includes a water receiving groove; water guiding mechanisms are symmetrically installed on both sides of the top surface of the water storage tank, the water guiding mechanisms include fixing plates, water guiding plates are rotatably connected to the top surfaces of the fixing plates, side plates are fixed at the leading ends of the water guiding plates, two inclined grooves are arranged on the side plates, the sliding columns on both sides of the sealing door are slidably connected in the corresponding inclined grooves, two water guiding boxes are slidably connected to the bottom surfaces of the fixing plates, and both ends of the water receiving groove are connected to the corresponding water guiding boxes. This application has the advantages of being able to efficiently recover rainwater and store rainwater for a long time.

This utility model discloses an ecological restoration device for urban water bodies, comprising: several concave filter boxes, a J-shaped siphon suction pipe, and a filtration restoration structure. The concave filter boxes are mutually capped, and the J-shaped siphon suction pipe is connected to the highest concave filter box. The filtration restoration structure is installed inside the concave filter boxes. This utility model relates to the field of water body ecological technology. By using multiple concave filter boxes mutually capped, in conjunction with the J-shaped siphon suction pipe and the filtration restoration structure, efficient water purification is achieved. The device utilizes photovoltaic panels to convert solar energy into electrical energy, driving an ozone emitter and an air pump to introduce ozone and high-pressure gas into the concave filter boxes. The ozone is then diverted through a bubble emission net, enhancing the oxidation and purification effect of the water.

This invention discloses a real-time assessment method for forest ecological carbon sinks based on the fusion of multiple meteorological parameters, relating to the field of forest ecological technology. The specific steps of this method are: data acquisition, data preprocessing, data screening, data fusion, and data accounting. This invention uses a time-series analysis unit combined with the time-series pattern of forest carbon sink accumulation to divide carbon sink sensitive periods and non-sensitive periods. Based on the correlation between meteorological data and carbon sink changes, it completes the screening of key data and eliminates redundant data. This scheme takes the time-series change mechanism of forest carbon sinks itself as the core basis, abandons the logic of indiscriminate data processing, accurately locks meteorological data that are highly correlated with carbon sink changes, and aligns with the inherent characteristics of carbon sink formation and fluctuations from the data screening stage, eliminating the interference of redundant data on the assessment process, and providing data source support that is highly matched with carbon sink changes for carbon sink accounting.

The invention relates to the technical field of plant physiology and ecology, and discloses a simulation calculation method based on a plant physiology and ecology model, which comprises the following steps: acquiring plant growth environment parameters: soil humidity (H), illumination intensity (L), temperature (T) and initial plant accumulation (Gs), and acquiring data through an acquisition module; according to the simulation calculation method based on the plant physiology and ecology model, the calculation process is simplified, the micro-level problem is simplified into the problems of plant accumulation and absorption capacity, and compared with a traditional simulation algorithm, the calculation complexity is greatly reduced, the requirement for calculation resources is lowered, and the calculation efficiency is improved. According to the method, plant growth simulation calculation can be quickly carried out on common calculation equipment, initial conditions are flexible, calculation can be carried out by taking any state of the plant as an initial parameter, plants in a seedling stage, a growth stage or a mature stage can be used as simulation starting points, and convenience is provided for plant growth management in different stages.

The utility model discloses a mine ecological restoration system, and particularly relates to the technical field of mine ecology, the mine ecological restoration system comprises a protection plate installed on one side of a mine slope body, planting holes are formed in the surface of the front side of the protection plate, and a protection restoration mechanism is arranged between the mine slope body and the protection plate; the protection repairing mechanism comprises fixing holes, the fixing holes are formed in the front side of the protection plate, a protection hanging net is arranged at the top of the protection plate, and fixing nails are slidably connected into the fixing holes. According to the utility model, the protection and restoration mechanism is arranged, so that the direct sliding of the slope rock-soil body is effectively prevented, the uniform irrigation of the mine slope soil is realized, the natural rainfall is effectively utilized, the extra irrigation water demand is reduced, the water resource waste is reduced, and stable water supply is provided for plants planted in the planting holes of the protection plate; plant growth is promoted, the vegetation recovery process is accelerated, the vegetation coverage rate is increased, and the mine ecological environment is improved.

The utility model relates to the technical field of fish ecology, in particular to a migration simulation device for aquaculture, which comprises a swimming channel, a fixed step is fixedly connected to the bottom of one end of the swimming channel, a plurality of groups of movable steps are equidistantly mounted on one side of the fixed step, and nozzles for spraying water are mounted on two sides of the fixed step and the movable steps. The bottom of the fixed step and the bottom of the movable step are connected with an adjusting plate in the runner through a connecting plate and a connecting rod, the connecting rod corresponding to the movable step is slidably connected with the adjusting plate, a T-shaped sliding groove is formed in the inner wall of the runner, the two sides of the fixed step and the two sides of the movable step are matched with the T-shaped sliding groove in a sliding mode through T-shaped sliding blocks, and the spray head is fixed to the tops of the T-shaped sliding blocks. The migration simulation device for aquaculture has height adjustability, the fish ladder structure can be adjusted according to different fish migration habits, the natural water flow environment is accurately simulated, and the requirement for fish migration environment simulation in aquaculture is greatly met.

The utility model relates to the technical field of garden ecology, and discloses a sidewalk green belt rainwater collection garden ecosystem which comprises a reservoir, the front ends of the left side and the right side of the reservoir are communicated with second drainage pipes, the front ends of the outer walls of the second drainage pipes are provided with first drainage pipes, and the front ends of the first drainage pipes are communicated with gabion filter wells. A sealing ring is attached between the adjacent outer walls of the first drainage pipe and the second drainage pipe, a first connecting ring is fixedly connected to the outer wall of the sealing ring, a second connecting ring is arranged on the rear side of the exterior of the first drainage pipe, and a pressing strip is arranged on the outer wall of the second drainage pipe. According to the connecting structure, the reservoir is connected with the second drainage pipe, then the gabion filter well is connected with the first drainage pipe in a matched mode, and finally the spring steel on the second clamping groove is locked, so that the connecting structure between the gabion filter well and the reservoir is optimized, connection between pipelines is facilitated, and certain practicability is improved.