51 results about "Urban park" patented technology

The invention discloses a method for evaluating evolution characteristics and evolution driving factors of a space-time pattern of a park green land, and particularly relates to the technical field of crossing of smart cities and landscape ecology, and the method comprises the steps: obtaining multi-period remote sensing image data and planning maps, and constructing a multi-source database; interpreting the image based on a random forest supervised classification algorithm to generate a park green space distribution map, and optimizing the precision; adopting a landscape ecology theory to select a landscape pattern index to quantify space-time evolution characteristics; constructing a driving evaluation index system, and analyzing a driving mechanism by means of a multiple regression model and a space measurement model; and generating a three-level spatial pattern optimization strategy based on the result and outputting a visual decision map. According to the method, the spatial-temporal pattern evolution characteristics and driving factors of the urban park green land can be comprehensively analyzed, and a scientific basis and decision support are provided for planning, management and protection of the urban park green land.

The invention provides an urban park risk toughness assessment method and system based on probabilistic reasoning, and the method comprises the steps: carrying out the recognition of risk factors of a park target region, and building a risk toughness assessment index system suitable for a park; constructing a park risk toughness assessment Bayesian network model according to the risk toughness assessment index system and the dependency relationship of the influence factors in the system; determining prior information of the conditional probability of a root node in the Bayesian network by adopting a fuzzy Bayesian method, and initializing model parameters to obtain the prior probability of the root node of the Bayesian network model; the non-root node conditional probability of the Bayesian network model is calculated, and the risk transfer relation between the nodes is quantified; and based on the actual situation of the park, performing reasoning calculation on the target node and the related father node to obtain a park risk toughness evaluation result. The method can scientifically evaluate the toughness characteristics of different areas, especially parks, in a city, and provides a decision basis for improving the toughness of the city.

The invention relates to a geographic information technology, and discloses a smart city planning management method and system based on digital twinning, and the method comprises the steps: obtaining a multi-dimensional city data set of a target city, constructing a park demand intensity atlas according to the multi-dimensional city data set, recognizing a preset number of candidate regions through the park demand intensity atlas, and carrying out the recognition of the preset number of candidate regions; the method comprises the steps of obtaining a multi-dimensional city data set of a target city, obtaining a candidate region set, constructing a digital twinborn body of the target city according to the multi-dimensional city data set, obtaining a city digital twinborn model, carrying out traffic accessibility analysis on each candidate region in the candidate region set by using the city digital twinborn model, and obtaining a traffic accessibility score set, and selecting an optimal candidate area in the candidate area set according to the accessibility score set, and performing urban park construction planning according to the optimal candidate area. According to the invention, the scientificity of park site selection in urban planning can be improved.

The invention discloses an urban park perception value evaluation method based on multi-modal data fusion, and the method comprises the steps: extracting a multi-dimensional perception tag and an emotion intensity score from park social media text comment data through a pre-trained language model, and carrying out the aggregation of the multi-dimensional perception tag and the emotion intensity score, and generating a subjective perception result; performing element identification on the image comment data of the park social media by using the three models to obtain different scene element coverage rates, character / facility counts and language representations of visual elements; constructing a plurality of objective environment indexes to describe different environment states, extracting variable information from three model output results, POI data, remote sensing land class proportion and road network information, and constructing mapping with the corresponding objective environment indexes to quantify each objective environment index; and aligning and outputting the subjective perception result and the objective environment index in the park and period dimensions. According to the method, automatic quantitative evaluation of subjective and objective characteristics of urban parks can be realized on the national scale, and standardized technical support is provided for urban renewal and ecological management.

The present invention belongs to the technical field of urban planning. In order to solve the multiple bottleneck problems faced by existing heat island effect mitigation technologies, a method, system, device and medium for urban park site selection decision-making are proposed. The combined weights are assigned to multi-dimensional indicators respectively based on game theory methods, and hierarchical normalization processing is carried out; according to the conversion heat contribution degrees of different land cover types, the combined weights of surface temperature are decomposed to different land cover types in the target area; the normalized spatial distribution map corresponding to the surface temperature is associated with different land cover types to obtain the normalized heat contribution distribution map of different land cover types in the target area; the above are fused to generate the site selection suitability distribution map of the target area, and screening is carried out to obtain the urban park site selection scheme, avoiding the sensitivity loss of high heat source areas caused by the existing "one-size-fits-all" weighting, and ensuring that the park site selection decision can not only target the mitigation of the heat island core area, but also adapt to the diversity characteristics of the urban spatial pattern.

The application discloses a kind of urban park perception value evaluation methods based on multi-modal data fusion, utilize pre-trained language model to park social media text comment data extraction multidimensional perception label and sentiment intensity score, and subjective perception result is aggregated and generated;Park social media image comment data is identified using three kinds of models, obtain different scene element coverage, figure / facility count, and language representation of visual elements;A plurality of objective environment indexes are constructed to describe different environmental conditions, variable information is extracted from the output results of the three models, POI data, remote sensing land class proportion and road network information, and a corresponding objective environment index is constructed to map to quantify each objective environment index;Subjective perception result and objective environment index are aligned in park and period dimension and output.The present application can realize the automatic quantification evaluation of subjective and objective characteristics of urban park at national scale, and provide standardized technical support for urban renewal and ecological management.

The utility model relates to a park landscape system based on ecological interaction type of chlorella micro-aquatic ecosystem, it is to solve the technical problem of the poor interactivity function of existing intelligent park, the park landscape system of the utility model includes pool, dot matrix light source, energy storage battery, motion power generation facility, solar panel, photosynthesis monitor, controller, the small chlorella is put in the pool, the dot matrix light source is laid in the pool bottom, and the solar panel, motion power generation facility is connected with energy storage battery respectively, and the energy storage battery is connected with the dot matrix light source, and the photosynthesis monitor is set in the pool top, and the small chlorella growth state in the pool is monitored and is sent to the controller, and the controller is also connected with the dot matrix light source, controls the light mode and the light intensity of each light point in the dot matrix light source. Participants carry out the claim to the small chlorella in the interactive pool through the interactive applet on the controller of mobile phone scanning controller, and send control command, participate in the landscape formation in the pool, can be used in the field of city park.

The utility model relates to the technical field of ecological walls, in particular to an urban park ecological wall structure which comprises an installation module plate, and an installation panel is assembled on the surface of the installation module plate. The mounting and embedding frame is mounted according to the green plant placement plan, the mounting plates are inserted into the mounting grooves formed in the surface of the mounting panel in a one-to-one alignment mode, and bolts penetrate through the first splicing holes to be screwed into the second splicing holes, so that bolt connection and fixation are completed; after a plurality of mounting plates are mounted, rough pattern structures can be formed on the surfaces of the mounting module plates, green plants are placed in the mounting and embedding frames, the placing positions of the green plants can be freely changed, the whole ecological wall is more attractive in mounting, and workers can conveniently disassemble and assemble the single mounting plate.

The utility model provides a special line snapping device for changing white to black on a road surface, which belongs to the technical field of road construction auxiliary equipment and comprises a handle and control device, a transverse rod device, vertical rods, an ink tank, an electric ink jet gun and universal wheels, the handle and control device is connected with the transverse rod device, the vertical rods are arranged at two ends of the transverse rod device and are vertically arranged, and the universal wheels are connected with the transverse rod device. The ink tank and the electric ink-jet gun are arranged on the vertical rod and transversely arranged, the universal wheels are arranged on the transverse rod device, and the handle and the control device are connected with the ink tank and the electric ink-jet gun through wires. The length of the bottom cross rod can be telescopically adjusted to 5 meters at the maximum and 1.4 meters at the minimum through the rotary knob, carrying is convenient, the moving track of the asphalt paver can be simulated in white-to-black roads in urban parks and communities through the universal wheels, the spring, the ruler and the ink-jet gun at the bottom, and an asphalt completion line is drawn.

The utility model relates to the technical field of disease and insect pest protection, specifically a kind of disease and insect pest protection device for city park maintenance, including mounting column, the inside fixed connection of mounting column has battery, the inside fixed connection of mounting column has charger, the inside fixed connection of mounting column has controller, the upper end fixed connection of mounting column has solar panel, in the utility model, start air suction pump, air suction pump makes inside of storage insect jar to be in negative pressure state, and LED lamp shines light, after reflection cover reflection to through groove subsequently reflection to outside attract phototactic disease and insect pest, part light passes through reflector and is reflected to the inside of storage insect jar by reflector, under the guidance of airflow and the light in the inside of storage insect jar, disease and insect pest enter the inside of storage insect jar, the guidance of device is enhanced, improve the capture effect of device, the structural design of bolt and slope body facilitates the quick disassembly LED lamp, bolt and jack can be separated, further improve the maintainability of device.

The invention provides a specific population urban park satisfaction evaluation and influence factor identification method and system based on social media big data. According to the method, through social media data collection, specific crowd accurate screening, multi-dimensional text analysis, emotion value calculation and interpretable machine learning analysis, scientific evaluation of satisfaction and quantitative presentation of influence factors are realized, and reliable technical support is provided for fine design and quality improvement of urban parks.

This application relates to a method and system for recommending urban park locations based on crowd activity preferences. The method includes: responding to a park location recommendation instruction by detecting user-input information; and obtaining a recommendation result based on a knowledge graph and a trained park location recommendation model, whereby the recommendation result includes at least one location. The knowledge graph is constructed based on a park location feature dataset and a crowd activity preference dataset; the park location recommendation model is trained using a deep learning model based on the knowledge graph; and the park location feature dataset includes multi-dimensional sensory environment data and spatial structure data of all locations within the park. This method enables personalized recommendations for park locations.

The present invention provides an underground drainage treatment device for an urban park and a method for using the device, which relates to the technical field related to urban drainage systems, including a water storage tank, wherein the upper side of the water storage tank is fixedly connected to a well seat, the upper side of the well seat is hingedly connected to a well cover, one side of the bottom of the water storage tank is fixedly connected to a pump body, a pressure relief assembly is installed at the connection between the input end of the pump body and the water storage tank, a reciprocating assembly is installed on the inner wall of one side of the water storage tank, a transmission assembly is connected between the pump body and the reciprocating assembly, a plurality of levers are provided on the reciprocating assembly, and a plurality of water filter holes are arranged in an array on the well cover, the water filter holes are designed in a strip-shaped structure, in rainy weather, rainwater leaks through the water filter holes and is cached in the water storage tank, the float lifts the lever to pass through the water filter hole, and after the liquid level in the water storage tank drops, the float and the lever re-retract into the water storage tank, which is no different from a normal well cover and will not affect the normal passage of pedestrians in the urban park.

The application discloses a mountainous city park CES space probability mapping method considering population differences, and steps include: constructing a space feature classification system; dividing population categories according to population difference characteristics and obtaining space perception data; generating CES value space vector data and frequency data through data cleaning; generating environment layer grid data set and park boundary; performing space density interpolation to output CES value density distribution map; training and verifying using a space probability prediction model, performing probability prediction taking population categories as grouping variables, converting and standardizing mapping probability data and maximum value index to generate a CES space distribution map considering population differences; and statistically analyzing to generate a frequency feature map, a correlation diagram and a flow direction diagram. The technical scheme realizes precise mapping of CES space distribution of population differences, reveals the correlation mechanism of landscape elements and CES value, and provides scientific support for mountainous park renewal design.

The invention relates to the technical field of garden irrigation, in particular to a novel garden water conservancy irrigation device and method.The novel garden water conservancy irrigation device comprises a shell, a first rotating shaft is rotationally connected to the inner side wall of the shell, one end of the first rotating shaft penetrates through the shell, and a rotating disc is fixedly connected to the top of the first rotating shaft. Through accurate angle and range adjustment, water flow can be directionally sprayed to a target plant area, water resource waste caused by flood irrigation of a traditional device is avoided, and full-angle coverage of an irrigation area is achieved; compared with a traditional fixed spray head, the horizontal coverage range is enlarged by 3-5 times, the coverage density can be adjusted according to the plant density through the rotating speed controllable design, breakthrough is achieved in irrigation flexibility, uniformity, integration, energy conservation and environmental protection, and the device can be widely applied to various garden water conservancy scenes such as urban parks, residential districts, botanical gardens and irrigation and water conservancy. And the method has remarkable practical value and popularization prospect.

The utility model discloses a rainwater collecting device and system. The rainwater collecting device comprises a safety flow dividing well, a composite filtering device and a rainwater collecting pool which are sequentially arranged. Wherein a water inlet of the safety diversion well is connected with a park rainwater pipe network, water outlets comprise a first water outlet and a second water outlet, the first water outlet is connected with a water inlet of the composite filtering device, and the second water outlet is connected with a municipal drainage pipe network; a water outlet of the composite filtering device is connected with a water inlet of the rainwater collecting tank; a rainwater lifting pump is arranged in the rainwater collecting pool, and a water outlet of the rainwater lifting pump is connected with a park greening water supply pipe network. Natural rainfall is effectively utilized, the rainwater collecting and recycling efficiency is improved, and the pressure of an urban drainage system is relieved. In addition, environmental protection and sustainability principles are emphasized, underground water extraction is reduced by optimizing rainwater use, and sustainable development of environmental protection and urban park greening is promoted.

This invention provides a method for evaluating the thermal comfort of urban parks by integrating physical and psychological pathways. It relates to the field of park comfort evaluation technology and includes: acquiring physical environment data, landscape feature data, psychological perception data, and thermal environment experience data of preset sampling points in the urban park to be evaluated; inputting the physical environment data into a physical environment assessment path model constructed based on the human body thermal balance theory, outputting an objective thermal load index to characterize the objective thermal load level of the human body; inputting the landscape feature data and psychological perception data into a predetermined psychological perception assessment path model, outputting a thermal comfort estimate considering the psychological adjustment effect; and using the objective thermal load index and the thermal comfort estimate as feature vectors, inputting them into a comprehensive evaluation regression model, outputting the comprehensive thermal comfort evaluation result for each sampling point. This invention solves the problem that existing technologies struggle to comprehensively and quantitatively evaluate thermal comfort based on both physical environment and psychological perception, leading to inaccurate evaluation results.

The utility model provides a water storage filtering device of a sponge city park, which comprises a water storage filtering basin and a multi-stage filtering box, the multi-stage filtering box is arranged in the water storage filtering basin, and the top of the multi-stage filtering box is connected with the top of the water storage filtering basin through a connecting frame body. According to the technical scheme, the water storage filter tank can collect rainwater, after entering the water storage filter tank, the rainwater can be filtered through the multi-stage filter tank, the rainwater can be conveniently filtered, a drainage pipeline is prevented from being blocked, the multi-stage filter tank and the water storage filter tank can be rapidly disassembled and assembled through the connecting frame body, disassembly and assembly are convenient, and the water storage filter tank is convenient to use. And impurities filtered out from the interior can be quickly cleaned, so that the convenience of regular disassembly, assembly and cleaning work of the sponge urban park water storage device is improved.

The present application relates to a kind of urban green space service online evaluation method based on multi-source data, comprising: S1: population environment original data is collected and encapsulated as slice map service;S2: population distribution grid data is subdivided to the center point of resident building;S3: the service capacity of different types of recreational green space is extracted and analyzed based on multi-source data, cache mapping database is constructed by TaffyDB, data processing module is constructed based on WebGIS framework using Ajax technology, after data processing module is carried out data processing to the data in cache, update and issue to database server;S4: according to the data in database server, park green space management support and / or park green space recreation service.The present application provides park green space planning analysis and recreational green space recommendation service for users by classifying and analyzing the data of urban park green space, and using intuitive interactive visualization method.

The utility model discloses a three-dimensional block structure, and belongs to the field of comfortable blocks. Comprising an urban park arranged in a preset direction, business along the street, a residential building and an annular overbridge. Wherein the annular overbridge is inserted into the residential buildings in a penetrating mode, and the annular overbridge is located at the height higher than the first building of the residential buildings; a noise reduction device is arranged on the annular overbridge so that noise on the overbridge can be isolated and prevented from being transmitted to a residential building. The platform bridge has the beneficial effects that the noise reduction device is used for reducing the noise generated on the platform bridge, so that the noise can be prevented from being transmitted to a residential building, and the noise can be better reduced while the three-dimensional sense of a block is ensured.

The utility model discloses a multipurpose leisure bench for urban parks, and relates to the technical field of leisure benches. The chair comprises a chair seat, supporting plates are fixedly connected to the lower portion of the chair seat, storage mechanisms are arranged at the opposite ends of the two supporting plates, a fixing rod is fixedly connected to the surface of one side of the chair seat, and an adjusting mechanism is arranged on the outer side of the fixing rod. By arranging the adjusting mechanism, the fixing rod and the back plate, the angle of the back plate can be conveniently adjusted by rotating the rotating pipe according to own requirements, the comfort and the applicability of the bench are greatly improved, the back plate can be adjusted to be in a horizontal state when more users use the bench, more users can sit on the bench, and when the rotating pipe is limited, the angle of the back plate can be adjusted, so that the angle of the back plate can be adjusted. During use, a user only needs to pull the pull rod to enable the limiting column to be separated from the limiting hole, then the rotating pipe is rotated to adjust the angle of the backboard, the pull rod is loosened after the backboard is adjusted to a proper angle, and the limiting column is clamped into the corresponding limiting hole again under the action of the limiting spring.

The invention discloses a biomass water phase reforming hydrogen production method based on zero-carbon park design coupling, and belongs to the technical field of zero-carbon parks and reforming hydrogen production. The method disclosed by the invention comprises the following steps: investigating and sampling, preparing a platinum-loaded catalyst, producing hydrogen by biomass reforming and designing a zero-carbon park. According to the zero-carbon park designed through the scheme, the ecological stability and the landscape level can be both considered. The invention provides a system solution of biomass-hydrogen production-plant configuration for zero-carbon transformation of urban parks, and can provide technical reference for similar green land projects in the world.

The invention discloses a multi-pool type sewage treatment device for a garden filter pool and a use method thereof, and relates to the technical field of sewage treatment, the multi-pool type sewage treatment device comprises a water storage pool and a sewage treatment assembly. A multi-layer filter tank structure is adopted, sewage is subjected to rough filtration, microfiltration and biological treatment, the pollutant removal efficiency is enhanced, an ecological intelligent coupling system is introduced, automatic regulation and control of filter tank operation parameters are achieved, energy consumption is optimized, the treatment effect is guaranteed, landscape architecture design elements are combined, the appearance of the filter tank is naturally integrated into the environment, the overall attractiveness is improved, and the ecological intelligent coupling system is suitable for large-scale popularization and application. The device is provided with a recycling system, energy consumption is further reduced, effective utilization of sewage resources is facilitated, sustainable development of the garden ecological environment is promoted, the three targets of sewage treatment, energy conservation and consumption reduction and landscaping are achieved, and the device is particularly suitable for being applied to urban parks and ecological community scenes.

This invention relates to the field of smart park technology, and more particularly to a smart guidance method and system for urban parks. The system includes: responding to a guardian activation command by collecting temporary characteristic information of children to generate a temporary feature code; monitoring video streams in real time and sending an alert when an unaccompanied child enters an electronic fence area; responding to a lost child assistance command by retrieving the temporary feature code and defining a search area; retrieving video streams within the search area and generating a list of suspected targets based on the temporary feature code using structured human body analysis; responding to an administrator's confirmation command for suspected targets by obtaining the target's real-time location; planning a dynamic navigation route for visitors based on the real-time location and sending assistance commands to nearby administrators; and automatically deleting the temporary feature information in response to a search ending command or the end of a park visit period. This invention, through pre-registered features, proactive alerts, intelligent search, and two-way guidance, achieves proactive prevention and accurate search for lost children, improving search efficiency and privacy protection.

The application provides a kind of city park vitality calculation method based on AI algorithm, comprising the following steps: the park is divided into different characteristic monitoring areas, and the monitoring images of the monitoring areas are obtained;The monitoring images are input into the vitality element extraction model, and the vitality element index of the species in the monitoring images is extracted by the vitality element extraction model;Based on the vitality element index, the index score of the species is obtained;The weighted sum of the index scores of the species in the monitoring area is calculated to obtain the basic vitality value of the species in the monitoring area;The weighted sum of the basic vitality values of all species in the monitoring area is calculated to obtain the regional vitality value of the monitoring area;The weighted sum of the regional vitality values of all monitoring areas in the park is calculated to obtain the park vitality value.The application solves the problem that the existing space vitality monitoring method is difficult to realize multi-scene monitoring, the monitored species is single, and the detailed situation of the vitality elements and the vitality details of each item cannot be analyzed.

The present invention belongs to the field of urban ecology and urban planning technology, specifically a method for assessing inequality in urban residents' exposure to green space. The method comprises: obtaining residential community data for the assessment area, POI data for urban green spaces and parks, and data on major urban parks; calculating accessibility based on the number of POIs for urban green spaces and parks within a specific buffer range, and normalizing the data; calculating accessibility based on the shortest path Di from residential areas to all major urban parks, and performing inverse data normalization; averaging the accessibility and accessibility data; plotting a Lorenz curve; and calculating the Gini coefficient, which is the Green Space Exposure Inequality Index (GEII). The method is service-oriented, user-friendly, and extensible, and it dispenses with complex evaluation indicators, making it operational. It is expected to be included in urban planning guidelines, pushing research on green space exposure inequality into practical urban planning. The method is of great value in alleviating inequality in urban residents' exposure to green space and scientifically optimizing landscape planning.

The invention discloses a full-automatic nutrition pot seedling transplanter and a using method, and belongs to the field of agriculture, forestry and environmental protection machinery, and the full-automatic nutrition pot seedling transplanter comprises a control system, a power and walking system, a chain type seedling storage tray system, a pot seedling conveying control and implementation system, a ditching system, a pot clamping frame and a hilling system. The device has the functions of ditching and soil crushing, pot seedling storage and automatic conveying, line spacing and plant spacing adjusting, and pot seedling hilling, can fully automatically and efficiently transplant nutrition pot seedlings, does not need manual seedling feeding, does not need pre-leveling of land, and does not have any residue. The method is suitable for crop transplanting, planting of flowers and plants on two sides of urban parks and highways, and planting of plants and plants in barren lands and deserts. In this way, the problem of large-area transplanting of nutrition pot seedlings can be solved.

The invention discloses a park green land accessibility evaluation method and system integrated with ecological system service, and relates to the technical field of ecological environment evaluation, and the method comprises the steps: determining a park green land range, constructing an ecological system service word library, and calculating a cultural ecological service perception intensity index; quantitatively adjusting service indexes by comprehensively using the urban flood risk model, the urban cooling model and the dry settlement model; integrating the cultural ecological service perception intensity index and the adjustment service index, and calculating a park quality evaluation index; and based on the park quality evaluation index, using a Gaussian moving two-step search method to quantify the park green space service accessibility, and calculating to obtain a green space service accessibility result. On the basis of a Gaussian two-step mobile search method, the park green land reachability evaluation method combining the adjustment service and the culture service is developed, the park reachability analysis technology is perfected through the ecological adjustment service and the culture ecological service, and the spatial pattern of urban park reachability is better revealed.

The invention provides a municipal greening ecological irrigation method based on gradient utilization of tail water of a sewage plant, which comprises the following steps of: sequentially carrying out pretreatment and deep purification treatment on the tail water of the sewage plant, so that the water quality of the tail water meets the irrigation requirements of different greening areas; a tail water gradient utilization system is constructed, the treated tail water is scientifically distributed according to water quality grades and water demands according to water demand characteristics and water quality requirements of different plants, and water supply according to different qualities and accurate water distribution are achieved; meanwhile, by combining an intelligent irrigation control system, the irrigation amount and the irrigation time are adjusted in real time according to soil humidity and meteorological data, and efficient utilization and precise management of water resources are achieved. The problem of water shortage of municipal greening is effectively solved, the tail water resource utilization rate of a sewage treatment plant is remarkably improved, the operation cost of greening maintenance is reduced, and the system has remarkable economic benefits, social benefits and environmental benefits and is suitable for sustainable irrigation management of diversified green land systems such as urban parks, road greening and ecological landscape zones.

This invention discloses a method and system for predicting pedestrian traffic in urban parks based on an optimized CNN-LSTM model, within the field of data science. The method includes: collecting park pedestrian traffic heatmaps, weather data, and time data; preprocessing the collected data, including normalizing the pedestrian traffic heatmaps and weather data, and classifying and encoding the time data to generate a weather-time feature vector; extracting features from the normalized heatmap data using an optimized CNN model to obtain a spatial feature map; converting the spatial feature map into a global feature vector and concatenating it with the weather-time feature vector to form a spatiotemporal feature vector; and inputting the spatiotemporal feature vector into an LSTM model to output a predicted value for future park pedestrian traffic. This invention improves the accuracy and adaptability of park pedestrian traffic prediction by extracting spatial features step-by-step, fusing weather-time features, and utilizing LSTM to capture the changing patterns of time-series data, making it suitable for resource-constrained real-world scenarios.