93 results about "Urban greening" patented technology

The invention relates to the field of intelligent transportation and urban landscaping management, and discloses an LIM transportation junction landscaping landscape intelligent operation and maintenance method and system and electronic equipment, and the method comprises the following steps: constructing a landscaping landscape information model integrating a three-dimensional space model, physiological attributes and infrastructure topology; deploying a multi-source sensing network based on the model, and collecting environment, vegetation and operation and maintenance data; performing time-space association on the data and the model entity, and establishing a dynamic data management platform; constructing a vegetation digital twinborn prediction engine in combination with the physical information neural network and outputting a result; based on the prediction result, adopting multi-target reinforcement learning to generate a maintenance strategy; and executing an intelligent maintenance task bound with the model space coordinates according to a strategy. According to the method, unified integration and dynamic management of greening landscape data are realized, vegetation state sensing precision and prediction capability are improved, intelligent decision-making of multi-objective optimization is supported, and scientificity, efficiency and resource utilization rate of greening maintenance are effectively improved.

The invention discloses a multi-fractal-based urban green vision rate dynamic evolution mode identification method. The method comprises the following steps: S100, acquiring urban street green vision rate data; s200, acquiring urban multi-scale walking isochronous circle data, and acquiring walking reachable areas within 5 minutes, 10 minutes, 15 minutes and 20 minutes through an API (Application Program Interface) of an OpenRouteService platform on the basis of an urban road network; s300, identifying a dynamic evolution mode of the green vision rate; and S400, identification result demonstration, including spatial distribution of a green vision rate dynamic evolution mode, key threshold identification and spatial structure differentiation, is used for assisting urban greening structure optimization and scientific intervention strategy formulation. According to the method, the problems of staticization, single scale and insufficient structure expression in the existing urban street view green visual rate analysis are solved.

The invention discloses a method and a system for rapidly and continuously detecting missing border trees based on dynamic edge calculation. The method comprises the following steps: acquiring an image, a GPS coordinate and a timestamp, and constructing a spatio-temporal trajectory; preprocessing the image, identifying and classifying vegetation, municipal facilities and moving shelter targets, and outputting feature information and confidence score to obtain an image identification result; based on an image recognition result, screening a street tree close to the lane line and predicting a corresponding position, constructing a motion track through continuous multi-frame data association, and performing calibration in a coordinate system to generate a predicted attention area to form a street tree position prediction result; and judging and classifying the plant missing condition in the green belt according to the street tree position prediction result, and generating related event information. By implementing the method provided by the invention, the limitation of the prior art can be overcome, more efficient and accurate technical support can be provided for daily maintenance of urban greening, and the quality and efficiency of urban management can be improved.

The invention relates to a split mounting type flower box which solves the problems that in the prior art, dismounting and mounting are tedious, the structural stability is poor, and adaptability is insufficient. According to the technical scheme, the box comprises a bottom support, an enclosure bulkhead and a retaining ring matched with the top end of the enclosure bulkhead, the edge of the bottom support is provided with an upper folding edge, the lower end of the enclosure bulkhead is a lower inserting edge which is folded inwards and turned downwards, and the lower inserting edge is inserted into the inner side of the upper folding edge and matched with the upper folding edge in an abutting mode. The upper folding edge is connected with and limits the lower inserting edge on the bottom support, and the retaining ring is used for limiting and fixing the upper end of the enclosure bulkhead, so that the enclosure bulkhead is in a fixed, stable and reliable cylinder shape. The multifunctional landscape lamp has the advantages of being stable and reliable in structure, convenient to disassemble and assemble, low in transportation and storage cost, high in function adaptability, good in durability and the like, and can be widely applied to various scenes such as urban landscaping and courtyard decoration.

This invention relates to the field of urban greening engineering technology and discloses a lawn seed cultivation device for urban greening projects, including a trolley. The trolley has a swinging device on its top, a fertilization device on its top, and a compaction device on its bottom. The swinging device includes a support plate, a motor, a support frame, a seed bucket, a rotating rod, a reciprocating screw, a sowing plate, a rocker plate, a grooved plate, a guide plate, and a baffle. The support plate is fixedly connected to the front of the trolley, the motor is fixedly connected to the front of the support plate, the support frame is fixedly connected to the top of the trolley, and the seed bucket is fixedly connected to the top of the support frame. The baffle acts as a physical divider and guide, creating a suitable sowing space for lawn seed sowing by clearing away the soil.

This application discloses a bush litter cleaning device and robot, belonging to the field of bush litter cleaning technology. It includes a robot and a robotic arm. The robotic arm comprises a main arm body and an end effector. The main arm body is composed of multiple arm sections, each including a first rod, a first motor, a second rod, a second motor, a third rod, a third motor, a fourth rod, and a fourth motor. The end effector includes a gripping mechanism and a suction mechanism. Multiple electric pulleys are provided at the bottom of the robot. This application features a novel design and ingenious device, enabling efficient litter cleaning in complex environments such as bushes and flower beds. It improves cleaning efficiency, reduces damage to vegetation, provides strong support for the maintenance of urban green areas, and is a litter cleaning mechanical device that does not damage vegetation.

The water-saving irrigation device comprises an irrigation box body, a hose, a spraying nozzle, a hydraulic cylinder and a detection head, the hose is arranged at the top of the irrigation box body, the spraying nozzle is arranged on one side of the irrigation box body, the hydraulic cylinder is arranged on the other side of the irrigation box body, and the top of the detection head is in transmission connection with an output shaft of the hydraulic cylinder. A detection hole is formed in one side of the irrigation box body, an adjusting rod is arranged in the irrigation box body, the two ends of the adjusting rod are sleeved with adjusting blocks, through the arrangement of the adjusting rod, the adjusting blocks, a U-shaped block, a bottom plate, attaching plates and scraping bristles, along with starting of a hydraulic cylinder, a spraying nozzle conducts quantitative irrigation, the two attaching plates are close to each other, and the spraying nozzle can conduct quantitative irrigation; the outer surface of the detection head is gradually wrapped by the outer surfaces of the multiple scraping bristles, along with the up-down movement of the detection head, the multiple scraping bristles wipe soil stains attached to the surface of the detection head, and the problem that humidity measurement is affected due to poor contact between the detection head and soil caused by the soil stains is solved.

The utility model belongs to the technical field of urban greening planting, and particularly relates to a tree pool structure. The tree pool structure comprises a main part assembly which comprises a first cover plate, a first base and first stand columns, the first cover plate and the first base are oppositely arranged, one ends of the stand columns are connected with the first cover plate, the other ends of the stand columns are connected with the first base, and the multiple stand columns are arranged in the circumferential direction of the base or the cover plate at intervals and jointly form a first planting space; the accessory assembly comprises a second stand column, a second cover plate adjacent to the first cover plate and a second base adjacent to the first base, one end of the second stand column is connected with the second cover plate, the other end of the second stand column is connected with the second base, a plurality of stand columns are arranged at intervals and form a second planting space, and the second planting space is adjacent to and communicated with the first planting space; wherein plants are planted in the first planting space, and the second planting space is used for guiding root systems of the plants to extend. According to the utility model, the reliability of tree planting and the safety of pedestrians are improved.

The utility model discloses an urban landscape ecological greening foundation structure which comprises a flow guide layer laid on a soil layer. A filter layer, a matrix layer and a green plant layer are sequentially arranged above the flow guide layer; the soil layer is provided with water collecting channels corresponding to two sides of the diversion layer; diversion pipes are respectively arranged in the water collecting channel on two sides of the diversion layer; the upper end of the flow guide pipe penetrates above the planting layer, and a water pump is mounted on the flow guide pipe; a flow guide layer is laid above soil, a filter layer, a matrix layer and a green plant layer are sequentially arranged above the flow guide layer, and water collecting channels are formed in the positions, corresponding to the two sides of the flow guide layer, of the soil layer; rainwater permeates downwards, passes through the green plant layer, the substrate layer and the filter layer, is guided by the flow guide layer and flows to the water collecting channel through the water passing openings in the flow guide bricks to be collected and stored, the rainwater collecting effect can be improved, water used for urban landscaping is reduced, resources are saved, and then the purposes of reducing economic losses are achieved.

The utility model discloses a multifunctional urban landscaping plant planting box, and particularly relates to the technical field of plant planting devices.The multifunctional urban landscaping plant planting box comprises a box body, a containing groove is formed in the upper end face of the box body, a planting plate is fixedly connected to the inner surface wall of the containing groove, and a water supplementing structure is arranged on the outer side of the planting plate; the water supplementing structure comprises a water storage tank arranged in the containing groove. The planting box has a water replenishing function by arranging the water replenishing structure, when the planting box is used, automatic on-demand water replenishing for green plants is achieved, water can be replenished in time sensitively and accurately according to the actual requirements of the plants, the root systems of the plants are soaked in the environment with the appropriate humidity all the time, and the planting box has the water replenishing function. The problem that growth is blocked due to water shortage is effectively avoided, the hidden danger of root diseases caused by excessive water is avoided, plants can thrive in a healthy and stable environment, it is guaranteed that the growth situation of the plants is good, and the long-term attractiveness and ecological stability of the whole greening landscape can be maintained.

The utility model relates to the field of ecological restoration blankets, in particular to an integrated nutrient vegetation blanket device which comprises a blanket body, the blanket body comprises a hemp net layer, a mixed seed belt layer, a fiber material layer, a nutrient medium layer, a natural sodium bentonite layer and a filament machine-made geotextile layer, the hemp net layer is an upper layer and used for resisting external erosion, and the mixed seed belt layer is a lower layer and used for resisting external erosion. The mixed seed zone layer is the second layer, the mixed seed zone layer is provided with indigenous vegetation seeds, the limiting material layer is the third layer, through the synergistic effect of the materials of all the layers, comprehensive optimization of the vegetation growth environment is achieved, the vegetation recovery efficiency and success rate are improved, and the method has good application prospects in the fields of urban landscaping, barren mountain treatment, ecological restoration and the like. The device can exert excellent effects, the hemp net layer serves as the upper layer, good air permeability is guaranteed, external erosion such as wind and rain is effectively resisted, and a stable protection environment is provided for vegetation growth.

The utility model discloses a separation fence for urban landscaping, and relates to the field of urban landscaping, the separation fence comprises two stand columns, a cross rod is fixed in the middle of the two stand columns, a handrail is fixed to the top of the cross rod in a penetrating mode, and a first threaded rod is connected to the top of one side of one stand column in a penetrating and threaded mode; one end of the first threaded rod is rotationally connected with a limiting sleeve, and a limiting rod is fixed to one side of the other stand column. According to the device, a rotary knob is rotated to drive a second threaded rod to rotate, so that a first connecting rod rotates on the outer wall of the second threaded rod to control the first connecting rod and a moving rod to move up and down, the angle of the second connecting rod and the moving rod is changed to drive a soil breaking rod to expand and contract, and then the expanded soil breaking rod is inserted into soil; the connecting stability of the stand columns and the soil is controlled by adjusting the height of the stand columns, so that the effects of adjusting the expansion area during installation of the separation fence and improving the stability after installation according to the softness of the soil are achieved.

The utility model relates to simple branch breaking equipment. The simple branch breaking equipment comprises two mounting plates, a disc, two hooks, a breaking assembly and a handle, the disc is mounted between the opposite sides of the two mounting plates, and the rear sides of the two mounting plates extend backwards to form extension parts. The simple branch breaking equipment is small and light in design, the portability and flexibility of the simple branch breaking equipment ensure that branch breaking operation can be rapidly carried out even in occasions where large equipment is difficult to apply or cannot be reached, and the simple branch breaking equipment can be rapidly deployed and put into use after natural disasters and when collapsed trees and branches need to be rapidly cleaned. According to the device, the rescue and work recovery time is effectively shortened, the emergency response efficiency is improved, for small branches in family gardens, small orchards or urban green belts, the problems that large equipment is inconvenient to operate and wastes resources are solved, meanwhile, the device is compact in structure and easy to carry and store, and great convenience is provided for outdoor operation or gardening maintenance.

The invention belongs to the technical field of building environment simulation, and relates to a multi-scheme comparison urban landscaping microclimate effect evaluation method, which comprises the following steps of: obtaining an environment basic data set; generating a spatial relation fingerprint parameter group including a wind direction response chain parameter, a water-heat coupling degree parameter and a shadow conflict domain parameter; generating a design scene configuration file; outputting an average radiation temperature index set, a local wind speed distribution diagram and temperature abnormal region mark data with space coordinates; based on the average radiation temperature index set, designing a scene configuration file and a spatial relation fingerprint parameter set, constructing an effect separation model, and generating effect contribution decoupling data; and based on the effect contribution decoupling data and the building layout vector diagram, generating a two-color optimization decision map marked with a green optimization area and a red avoidance area. The problem that local wind speed is too low or heat is gathered due to improper layout is solved.

The utility model relates to the technical field of pruning equipment, and discloses urban landscaping pruning equipment which comprises a transport vehicle, a plurality of pruning devices and a plurality of pruning devices. A hedge trimmer is fixedly mounted in the box body, and an engine unit of the hedge trimmer is arranged in the box body; a collecting assembly is arranged on the box body and the hedge trimmer; when pruning is carried out, only the exhaust fan needs to be started, grass leaf fragments, thin branches and other chippings which burst out during pruning and greening are absorbed through the hose and the air suction cover, the later cleaning workload of workers is reduced, the chipping and dust absorption amount of the workers is reduced, and after the thin branches and other impurities which are prone to blocking enter the crusher, the crushing efficiency is improved. And due to the fact that the crushing process occurs in the hose, crushed dust escaping from the hose can be greatly reduced, secondary pollution is reduced, meanwhile, impurities in the box body can be compressed through the frame body and the filter screen, and the practicability of the device is further enhanced.

The invention relates to the technical field of urban landscaping, and discloses a street tree crown coverage benefit evaluation and optimization method, which comprises the following steps: S1, collecting multi-source data of street trees in a target area; s2, performing fusion processing on the multi-source data, extracting feature parameters for evaluation, inputting the feature parameters into a pre-trained crown benefit evaluation model, and outputting a comprehensive benefit score of crown coverage by the model; wherein the crown benefit evaluation model is a machine learning model obtained by training sample data with expert score labels; and S3, based on the comprehensive benefit score and a benefit restriction factor identified through model interpretive analysis, matching and generating a targeted crown optimization scheme from a pre-constructed optimization strategy knowledge base. According to the method, the street tree crown coverage benefit evaluation and optimization of the complex urban environment can be systematically completed, the evaluation accuracy is relatively high, and the method has dynamics and operability.

The application discloses a street tree missing plant rapid continuous detection method and system based on dynamic edge calculation. The method comprises the following steps: acquiring images, GPS coordinates and time stamps, and constructing a space-time trajectory; pre-processing the images, identifying and classifying vegetation, municipal facilities and moving shelter targets, and outputting feature information and confidence score to obtain image recognition results; based on the image recognition results, filtering street trees close to lane lines and predicting corresponding positions, constructing motion trajectories through continuous multi-frame data association, calibrating in a coordinate system to generate a predicted attention area, and forming a street tree position prediction result; and comprehensively judging and classifying the missing plant situation in the green belt based on the street tree position prediction result, and generating relevant event information. Through the implementation of the method, the limitations of the prior art can be overcome, more efficient and accurate technical support can be provided for the daily maintenance of urban greening, and the quality and efficiency of urban management can be improved.

The regulation and storage system comprises a main regulation and storage pond, auxiliary regulation and storage boxes and a vegetation buffer tank, the top end of the main regulation and storage pond is open, the top end opening of the main regulation and storage pond is flush with the ground, the auxiliary regulation and storage boxes are arranged on the periphery of the main regulation and storage pond and arranged below the ground, and the vegetation buffer tank is arranged below the main regulation and storage pond. A communicating pipe is arranged between each auxiliary storage tank and the main storage pond in a communicating mode, one vegetation buffering groove is formed in the side, away from the main storage pond, of each auxiliary storage tank, and a communicating assembly used for controlling the communicating pipe to be opened and closed is arranged on each communicating pipe. The method has the effect of improving the urban landscaping regulation and storage capacity.

The application discloses a kind of urban green visibility dynamic evolution pattern recognition method based on multiple fractals, comprising the following steps: S100, urban street green visibility data acquisition;S200, urban multiscale isochrone data acquisition, based on city road network, 5, 10, 15, 20 minutes of walkable area is obtained by OpenRouteService platform API interface;S300, green visibility dynamic evolution pattern recognition;S400, identification result demonstration, including the spatial distribution of green visibility dynamic evolution pattern, key threshold identification and spatial structure differentiation, for assisting urban greening structure optimization and scientific intervention strategy formulation.The method solves the problem of existing urban street view green visibility analysis, such as static, single scale and insufficient structure expression.

The utility model relates to the technical field of environmental protection equipment, in particular to a soil remediation device for urban landscaping, which comprises a tank body, an auxiliary tank for storing chemicals is assembled on the surface of the top end of the tank body, a vertical shaft barrel for supporting is rotatably mounted in the tank body, spray holes for discharging the chemicals are formed in the periphery of the vertical shaft barrel, and the spray holes are communicated with the auxiliary tank. A shaft seat in transmission connection with the vertical shaft barrel is rotationally mounted on the surface of the top end of the tank body, and a pump body is assembled at the discharging end of the bottom of the auxiliary tank; in the process of using the remediation equipment for urban landscaping, soil to be remediated can be conveniently added into the tank body, then a pump body at the bottom of an auxiliary tank operates and extracts a medicament in the auxiliary tank, and the medicament can be guided along a shaft seat, enters a vertical shaft barrel and is conveniently sprayed out from spraying holes in the periphery of the vertical shaft barrel; and vertical spraying can be performed in the tank body, so that the mixing efficiency between the soil and the medicament is improved, spraying and mixing can be directly performed at the same time, and the operation is more convenient.

The invention discloses a city street four-season green vision rate estimation method based on an improved local regression model, and the method comprises the steps: generating street scene sampling points according to road network data, collecting street scene images, carrying out the semantic segmentation of the street scene images through a deep learning model, and extracting a vegetation region in the street scene images. The method comprises the following steps of: calculating the green vision rate of a street scene sampling point in each season, extracting a multi-season normalized vegetation index of the sampling point through remote sensing data, establishing a regression model for the normalized vegetation index and the green vision rate of a specific season by utilizing a local regression model fused with a season weight, and estimating the missing green vision rate by utilizing the normalized vegetation index. According to the method, annual street view data are accurately collected and processed, a remote sensing technology, a deep learning technology and an image segmentation technology are combined, and an effective means is provided for scientific evaluation of urban street greening in different seasons. Meanwhile, the method provided by the invention is high in automation degree, and is suitable for practical application of large-scale urban landscaping evaluation.

The invention discloses a plant community configuration method and system based on carbon sequestration and aesthetics coupling and a medium, and belongs to the technical field of ecological civilization construction.The method comprises the steps that carbon sequestration benefit evaluation indexes are comprehensively evaluated, a first comprehensive score is obtained, and the first comprehensive score is used for reflecting the overall score of a quadrat in the aspect of carbon sequestration benefits; comprehensively evaluating the aesthetic benefit evaluation indexes to obtain a second comprehensive score which is used for reflecting the overall score of the quadrat in the aspect of aesthetic benefit; calculating the benign coupling degree of carbon sequestration and aesthetics based on the first comprehensive score and the second comprehensive score; and selecting a target quadrat based on the benign coupling degree, and carrying out plant community configuration based on the target quadrat. According to the method, carbon sequestration and aesthetic benefits are comprehensively evaluated, the benign coupling degree of the carbon sequestration and aesthetic benefits is calculated, plant community configuration is optimized according to the benign coupling degree, collaborative improvement of the ecological function and the landscape value is achieved, and scientific support is provided for urban landscaping.

The application discloses a sponge city greening landscape road with a modular structure and relates to the technical field of landscape roads.The sponge city greening landscape road comprises a top plate, the outer wall of the top plate is fixedly connected with protrusions, the protrusions are provided in three, the bottom of each protrusion is fixedly connected with a first limiting rod, the outer wall of the top plate is fixedly connected with clamping grooves, the clamping grooves are provided in three, a bottom plate is arranged below the top plate, the width of the bottom plate is greater than that of the top plate, a first through hole is arranged on the bottom plate, a plurality of first through holes are provided, a first flower stand is arranged above the bottom plate, two first flower stands are provided, the outer wall of the bottom plate is fixedly connected with a positioning mechanism, the positioning mechanism comprises positioning grooves and positioning rods, the positioning grooves are fixedly connected with the first flower stands, a plurality of positioning grooves are provided, clamping plates are fixedly connected to the inner wall of each positioning groove, a plurality of clamping plates are provided, and positioning holes are arranged on the inner wall of each positioning groove.The sponge city greening landscape road has the advantages that the ponding of the road can be conveniently solved, a broken road surface can be conveniently replaced, and the efficiency of repairing the road surface is improved.

The invention relates to the field of garden management, in particular to an artificial intelligence-based urban garden management system and method.The system comprises a vegetation surveying and mapping module, a garden evaluation module, a transpiration water demand module, an irrigation decision module and a planning control module, the vegetation surveying and mapping module is used for establishing a vegetation model, and the garden evaluation module is used for estimating the three-dimensional green quantity of a garden; the transpiration water demand module is used for predicting the vegetation water demand, the irrigation decision-making module is used for establishing a park water demand model, and the planning control module is used for establishing a flow control system for irrigation. According to the invention, the precision, practicability and automation degree of vegetation measurement and calculation can be improved, the soil moisture content can be maintained, precise irrigation can be realized, and the water consumption and operation cost can be reduced; the water resource utilization efficiency is optimized, garden fine management is promoted, the utilization efficiency of a pipe network system is improved, the urban landscaping management level is improved, and higher stability and application potential are achieved.

The invention discloses water-saving, recarburizing and fertilizing artificial soil and a preparation method thereof. The method comprises the following steps: according to the multi-objective optimization requirement of degraded soil, aiming at the problems of single function, incomplete product quality evaluation and unstable inter-batch performance of current artificial soil, compounding high-nutrient organic compost, strong-water-storage organic compost and yellow subsoil according to a primary formula to prepare a primary screening material, and representing basic physicochemical properties, hydraulic characteristics and oxygen supply capacity; and constructing a minimum data set, preferably determining an optimal formula by using a soil quality index evaluation method, and further preparing artificial soil products on a large scale. The artificial soil prepared by the technical scheme has high organic matter and nutrient content and good moisture infiltration-storage performance, provides a multi-effect and stable-performance improved material for ecological management, and is suitable for the fields of urban landscaping land construction, mine ecological restoration, homestead reclamation and greening and the like.

This utility model relates to the field of urban greening technology, and more particularly to a roadside green landscape belt for urban planning. The technical solution includes: a water storage tank is provided below the planting trough; a baffle is rotatably installed at the top of the planting trough via a hinge; the planting trough and the water storage tank are connected by a perforated plate, and fiber absorbent rods are inserted into the perforated plate. The fiber absorbent rods draw water from the water storage tank into the planting trough through capillary action, providing moisture for the plants in the planting trough; troughs are formed at both ends of the planting trough, and these troughs are connected to the water storage tank. A float is provided in the water storage tank, and a push rod is provided on the float. The push rod is movably connected to the baffle via a rotating seat. When the float moves up and down within the water storage tank, the float pushes the baffle to flip open via the push rod. This utility model achieves automatic opening and closing of the baffle according to the water level, precisely controlling the environment, creating suitable conditions for plant growth, and improving the efficiency of the green landscape belt.

The invention discloses a multi-area greening seedling irrigation collaborative management platform for urban greening seedling planting, and relates to the field of urban greening irrigation. The distributed environment sensing module collects vegetation and environment parameters through multiple sensors and the unmanned aerial vehicle; the plant growth model library integrates a plant water demand rule to optimize irrigation; the multi-objective optimization decision module generates an optimal scheme based on an algorithm; the intelligent irrigation execution system adopts a bionic pipe network, an intelligent nozzle and an internet-of-things valve precise control small unit; the block chain traceability management module constructs a double-chain parallel architecture to store and share data; the man-machine interaction decision module improves the management efficiency through a meta universe platform, an intelligent assistant and a VR scene. The water-saving performance is outstanding, the vegetation coverage rate is increased, and plant diseases and insect pests are reduced; the annual operation cost is reduced, the maintenance cost is reduced, and the training period is shortened; rainwater recycling is supported, the carbon sink amount is increased, the landscape satisfaction degree is improved, the public complaint rate is reduced, and the win-win effect of economic benefits and ecological benefits is achieved.

This application discloses a method, system, terminal, and storage medium for measuring urban 3D greening features based on a human-centered perspective and ground-air fusion, relating to the field of data processing technology. The method includes: acquiring multi-source data corresponding to a target area, including oblique photogrammetry data acquired from aerial equipment and laser point cloud data acquired from ground-based equipment; performing color processing on the laser point cloud data according to preset point cloud coloring operations to obtain target point cloud data; constructing a 3D greening model corresponding to the target area based on the oblique photogrammetry data and the target point cloud data; determining the corresponding human-centered viewpoint point in the 3D greening model according to a preset viewpoint height; constructing a ray beam based on the human-centered viewpoint point and preset field-of-view parameters; and determining the value of the greening feature evaluation index corresponding to the target area based on the collision detection results between the rays in the ray beam and the 3D greening model. This improves the accuracy of urban greening feature measurement.

This invention relates to the field of multimodal remote sensing technology, and particularly to an emergency monitoring system and method for urban tree encroachment based on a large-scale Internet of Things (IoT) model. The method includes: identifying potential target areas; acquiring monitoring data corresponding to the potential target areas; determining pruning areas based on the monitoring data and generating comprehensive pruning parameters corresponding to the pruning areas; generating pruning instructions based on the comprehensive pruning parameters and sending them to intelligent pruning equipment; controlling the intelligent pruning equipment based on the pruning instructions and the comprehensive pruning parameters to control an intelligent pruning robot and / or a drone to proceed to the pruning area, and controlling the opening and closing of the valve of the inhibitor injection pump carried by the intelligent pruning robot to precisely inject into the soil, and / or driving the mechanical shears mounted on the drone to physically cut branches, thereby pruning the trees within the pruning area. This invention enables proactive prevention and collaborative governance of the risk of conflict between urban greening and infrastructure.

The utility model relates to the technical field of greening irrigation, in particular to an urban greening water-saving irrigation device which comprises a bottom frame, a water tank for storing water is connected to the outer side of the bottom frame through bolts, a fixing frame for collecting rainwater is fixed to the top of the water tank through screws, and a filter screen for filtering the rainwater is fixed to the inner side of the fixing frame through screws. A branch pipe B is inserted into the bottom of the water tank, a pump body is fixed to the end, away from the water tank, of the branch pipe B through screws, a branch pipe A for conveying water is fixed to the outer side of the pump body through screws, a reciprocating frame is fixed to the end, away from the pump body, of the branch pipe A through screws, and a spray head for urban greening irrigation is fixed to the outer side of the reciprocating frame through screws; by arranging the motor, the driving rod, the transmission rod, the rope chain, the gear A, the gear B, the fixing rod, the driving plate, the bearing block, the reciprocating frame and the fixing sleeve, the problems that when an existing urban landscaping water-saving irrigation device is used, the position of a spray head is inconvenient to adjust, and the use and maintenance cost is high are solved.