1032 results about "Footpath" patented technology

Provided is an image processing device that is capable of storing three-dimensional information relating to a road surface (3D road surface information), transforming / converting the stored 3D road surface information into a current time by using motion of a vehicle, using the three-dimensional information from the road surface together with monocular-based distance estimation processing, increasing the distance measurement accuracy without requiring a special sensor while maintaining the obstacle detection accuracy, and, in particular, supporting a case where an ego vehicle is turning at an intersection that may include a sidewalk area (that is, which includes a difference in ground height relative to a roadway area) that requires accurate monocular-based distance measurement for a detected obstacle. The obstacle ranging unit 161 performs monocular-based distance estimation processing, and uses the 3D road surface information stored via the 3D road surface information acquisition unit 131 and converted to the current time by the 3D road surface information management unit 141.

A grate frame assembly including an embed grate frame and an anchor which is installed on the embed grate frame onsite without tools or welding. The embed grate frame includes a main body, a protrusion, and a leg. The anchor has a body with a support end and an attachment end. The attachment end is selectively engaged with the protrusion. The leg of the embed grate frame is configured to engage a concrete form. The support end of the installed anchor contacts a wall located a distance from the concrete form. Together, the anchor and the leg on the embed grate frame hold the main body in place so that a compound material can be poured into a free space defined between the wall and the concrete form. The compound material secures the embed grate frame into a surface such as a sidewalk or road.

The invention relates to the technical field of computer aided design, in particular to a BIM-based garden landscape optimization method and system, and the method comprises the following steps: extracting a spatial data model in a BIM based on the spatial feature data of garden landscape elements, carrying out the sight tracking of garden viewing nodes, capturing the visual data of different angles, and carrying out the calculation of the visual data. And analyzing the visual area range and the visual focus attraction to obtain the garden landscape sight line access coverage rate. According to the invention, through landscape data acquisition, sight tracking and illumination analysis, improvement of visual accessibility identification, quantitative evaluation of footpath environment factors, improvement of path experience judgment precision, path structure combination intersection relation and substitutability optimization, improvement of connectivity and viewing continuity, and facility layout fusion interference identification and function coordination; the space partition reasonability is improved, path and element matching is adjusted, the space response capability is enhanced, conversion from static analysis to dynamic scheduling is achieved, and the layout adaptability and the touring integrating degree are improved.

This technical disclosure presents a novel and versatile designed to enhance convenience and functionality for shoppers, beachgoers and outdoor enthusiasts transporting heavy items, groceries, tools, equipment etc. The “Remote Controlled Collapsible and Non-Collapsible Utility Wagon & Beach Wagon” integrates advanced features, including a motor, remote control capabilities, rechargeable battery, collapsibility options, and robust utility. The wagon is equipped with a remote control system, allowing users to maneuver it effortlessly across various terrains, such as asphalt, sand, gravel or grass, sidewalks with precision and ease. The remote control offers forward and backward motion, steering control, and variable speed settings, ensuring smooth transportation of beach gear and other essentials. Additionally, the wagon offers collapsibility features for easy storage and transport. Users can fold it down quickly, reducing its size for convenient storage in vehicles or compact spaces. When expanded, it provides a spacious and sturdy cargo area, capable of accommodating groceries, various items, beach chairs, umbrellas, coolers, and more. Constructed from durable materials, this utility beach wagon ensures longevity and reliability even in harsh beach environments. It's rugged wheels, reinforced frame, and corrosion-resistant components make it suitable for extended outdoor use. The Remote Controlled Collapsible and Non-Collapsible Utility Beach Wagon represents a significant advancement in transporting heavy items and equipment due to it being equipped with a motor, rechargeable battery and remote control offering unparalleled convenience and mobility for shoppers, outdoor enthusiasts, making shopping, moving short distances and beach outings more enjoyable and hassle-free.

Techniques for adjusting light direction and light intensity from streetlights in an environment. For example, a streetlight may include an adjustable light source that can be configured to cast light based on its specific installation environment, taking into account height (e.g., a height of a pole coupled with the streetlight relative to a surface of the environment), an angle in which the streetlight is coupled to the pole, a type of surface being lit (e.g., blacktop, concrete, grass, etc.), an amount of light present from surrounding fixtures (e.g., streetlights), and / or an intended area to illuminate (light only streets and sidewalks, light only parking lot, light only walking paths, etc.).

The invention discloses a sidewalk damage detection method and device based on deep learning, electronic equipment and a program product. The method is realized through a trained detection model, a DS-HAF module is introduced into a model neck network, and multi-scale feature fusion, channel-space joint attention enhancement and bidirectional residual error guided deep and shallow feature dynamic enhancement fusion are performed, so that the collaborative effect of detail and semantic expression is optimized, and complex background interference is effectively inhibited. An MAGRDet detection head is introduced into the detection network, multi-branch feature extraction and alignment fusion are realized through an MAGR module, and the detection capability of small targets, low-contrast targets and shielded crack targets is improved through a channel-space cascade attention modulation fusion result. And meanwhile, an MDPAR module is introduced into the backbone network, so that efficient and robust cross-scale feature extraction is realized, and the perception capability and the anti-interference performance of the model on multi-scale sidewalk cracks and damages are improved while low calculation overhead is maintained.

In one embodiment, a method includes determining vibration signals detected by a personal mobility vehicle, determining that the vibration signals correspond to an unexpected event occurred to the personal mobility vehicle, generating a feedback signal corresponding to the unexpected event, and transmitting the feedback signal corresponding to the unexpected event.

An adjustable ladder platform is an apparatus that aids in keeping extension ladders on firm, level footing having an open base frame that sits directly on the unlevel ground, roof surface, pavement or the like a flat surface, similar to a small tabletop that supports the feet of the extension ladder. The two components are then hinged together at one side of the frame. Then the opposite side is supported by two adjustable arms that are attached by bolts and wingnuts that can be attached and removed without tools. The arms are provided with multiple holes to accommodate varying grades. One side of the device is provided with an attached bubble level to ensure levelness of the upper platform to ensure safety. Finally, one side of the device is provided with a handle to facilitate transport.

The utility model provides an aqueduct guardrail repairing construction platform which comprises a center frame, the two sides of the center frame are overhung outwards and connected with overhanging arms respectively, the ends, away from the center frame, of the overhanging arms are connected with operation platforms, and the two operation platforms are oppositely arranged on the two sides of the center frame. A plurality of moving wheels used for supporting the center frame to move are arranged at the bottom of the center frame. The center frame is installed on the aqueduct, the moving wheels are supported on the sidewalk on the aqueduct, the construction platform is located on the outer side of the guardrail, the guardrail is of a cement concrete structure, an electric drill needs to be adopted for dismantling when workers conduct construction on the guardrail, and concrete rock ballast can be scattered in all directions inevitably in the dismantling process. In the construction process, the outer side platform can prevent concrete rock ballast from falling off the aqueduct when the guardrail is disassembled, the personal safety of farmers working below the aqueduct is threatened, or a field below the aqueduct is polluted, and meanwhile workers are also prevented from falling off the aqueduct accidentally in the construction process.

The invention provides an environmental radiation risk assessment system and method based on data analysis, and the system and method are applied to the technical field of environmental radiation assessment. The method comprises the steps: obtaining the site selection of a communication base station, collecting the tree group data and sidewalk data in the coverage range of the site selection of the communication base station, collecting the data of the communication base station, analyzing the growth speed of the tree group based on the tree group data and the communication base station data, analyzing the relieving condition of the electromagnetic radiation of the tree group to the communication base station based on the growth speed of the tree group, and analyzing the electromagnetic radiation influence of the communication base station to pedestrians based on the relieving condition of the electromagnetic radiation of the tree group to the communication base station and the sidewalk data. The optimal communication base station site selection is analyzed based on the electromagnetic radiation influence of the communication base station on pedestrians, the attenuation effect on the electromagnetic radiation of the communication base station is analyzed by predicting the tree growth vigor, the radiation influence on group exposure is quantified, the optimal communication base station site selection is screened out, the site selection accuracy is improved, and the site selection efficiency is improved. And harm caused by electromagnetic radiation of the communication base station is reduced.

The disclosure relates to a protection device for protecting installation personnel while the installation personnel carry out installation works on a passenger transport system designed as an escalator or a moving walkway. The protection device has at least one blocking device, at least one support with a fastening region for fastening to a supporting structure of the passenger transport system, and a sensor system. Data relating to a fastening state of the fastening region can be detected with the sensor system and the data can be transmitted via a signal connecting unit to a data transmission module of the passenger transport system.

Techniques for adjusting light direction and light intensity from streetlights in an environment. For example, a streetlight may include an adjustable light source that can be configured to cast light based on its specific installation environment, taking into account height (e.g., a height of a pole coupled with the streetlight relative to a surface of the environment), an angle in which the streetlight is coupled to the pole, a type of surface being lit (e.g., blacktop, concrete, grass, etc.), an amount of light present from surrounding fixtures (e.g., streetlights), and / or an intended area to illuminate (light only streets and sidewalks, light only parking lot, light only walking paths, etc.).

A portable, handheld system designed for anchoring and securing ladders, pump jack scaffolding, and walkways on pitched roofs or inclined surfaces. The invention includes three platform configurations, each with a variable pitch adjustment for leveling across multiple roof angles: (1) a ladder stop platform equipped with a 360-degree stop mechanism for multi-directional ladder stabilization; (2) a pump jack platform that provides a stable base for supporting pump jack systems and scaffolding; and (3) a walkway platform configured with parallel plank attachment bars and integrated guardrails for safe foot traffic. Each platform features anchor beds for secure attachment to structural elements like roof trusses and reinforced lateral rib members for uniform load distribution, enhancing structural integrity and load-bearing capacity across the system.

The invention relates to the technical field of intelligent image detection, and discloses an AI detection system for sidewalk brick arrangement, and the system comprises a compensation calibration block which constructs a dynamic standard knowledge graph, updates the knowledge graph, and achieves the real-time calling and parameter association; the radar cooperation module is used for realizing illumination self-adaptive adjustment through reflection intensity partition, dynamically selecting a filtering kernel in combination with a gray scale standard deviation, and correcting perspective correction in combination with a road surface curvature fitted by laser radar point cloud; the training reasoning module is used for enhancing visual small target detection through laser radar depth features and dynamically adjusting loss contribution through standard parameters; the coupling calculation module is used for coupling indexes of geometric accuracy, defect quality and scene adaptation into multi-dimensional compliance through composite operation, and judging according to the multi-dimensional compliance; and the feedback updating module is used for constructing a feedback closed-loop model of federal incremental learning, manually feeding back and collecting false detection / missing detection cases through a mobile terminal, and updating the dynamic standard knowledge graph.

The invention relates to a point cloud real-time semantic segmentation automatic driving roadblock detection method and system, and the method comprises the following steps: obtaining the three-dimensional point cloud data of a scene through a laser radar, marking a corresponding label for each frame of the collected point cloud data, and obtaining a data set; the labels comprise fence objects, bicycles, buses, cars, trailers, trucks, motorcycles, sidewalks, grassland and walkers; a point cloud segmentation model is constructed, and the point cloud segmentation model adopts a deep learning architecture PCformer and comprises a point cloud embedding stage, a sharing stage and a segmentation head stage; a deep learning architecture PCform is realized by using Python, C + + and CUDA are used for acceleration, and after data set training is used, a trained point cloud segmentation model is obtained and is used for real-time detection and classification of roadblock information in an automatic driving scene. According to the invention, the operation time of the system can be obviously reduced, and real-time detection of the roadblock is realized.

A hardware processor of a mobile object executes the program stored in a storage device to acquire information indicating a road situation in a traveling direction of a mobile object; to recognize whether the mobile object is moving on a roadway or a predetermined region different from the roadway; to recognize presence of a contact portion between the sidewalk and the predetermined region in the traveling direction of the mobile object; to control the speed of the mobile object at least partially, and limit a speed at which the mobile object is moving on the roadway to a first speed and limit a speed at which the mobile object is moving on a sidewalk to a second speed slower than the first speed; and to bring a speed of the mobile object closer to the second speed when the mobile object is moving on the roadway, the contact portion is recognized within a predetermined range from the mobile object, and the road situation is in a predetermined state.

The invention discloses a layered drainage system for a muck slope, and relates to the field of muck slope drainage, the layered drainage system for the muck slope comprises a drainage channel, a surface drainage structure and an underground drainage structure, the drainage channel is arranged at the slope bottom, and the bottom of the drainage channel goes deep into a clay landfill layer; the surface drainage structure is arranged on the sand landfill layer and comprises an intercepting ditch, a plurality of drainage ditches and a plurality of inspection footpaths, the intercepting ditch is arranged on the slope top and communicated with the drainage ditches, the drainage ditches and the inspection footpaths are arranged on the slope surface and are in a step shape, the drainage ditches are distributed at intervals, and the inspection footpaths are communicated with the drainage ditches. An inspection footpath comprising a footpath main body and a plurality of catchment channels is arranged between any two adjacent drainage ditches, and the catchment channels are arranged on the lower side of the footpath main body and communicated with the drainage ditches; the underground drainage structure comprises a plurality of water collecting wells and a plurality of underground water pipelines which are arranged on the sand landfill layer, the water collecting wells correspond to part of the drainage ditches and are connected through the underground water pipelines, and one underground water pipeline is communicated with the drainage channel; therefore, ground surface and underground drainage can be achieved simultaneously, and drainage efficiency is improved.

The invention discloses a plastic product prepared from waste mulching films and a preparation method of the plastic product, relates to the field of recycling of mulching films, and solves the problems that in the prior art, when the waste mulching films are recycled, after the mulching films are crushed, mulching film particles need to be cleaned with water, so that a large amount of water resources are consumed in the production process, and the production cost is reduced. And a certain amount of sewage can be generated. According to the invention, the recycled waste plastic is crushed without cleaning, the linear (longitudinal) mulching film raw material low density polyethylene (LDPE) is used as a cross-linking agent, and a reinforcing material is added to improve the environmental adaptability such as compression resistance, freezing resistance, fracture resistance and aging resistance of the mulching film; the mulching film impurity removal device can be processed into energy-saving and environment-friendly novel building materials such as plastic footpath bricks, road barriers, agricultural canal profiles and trays for transportation and cargo carrying of the building materials, the requirement for impurities entrained by an agricultural film is not strict, and in the mulching film impurity removal process, water cleaning and manual impurity removal procedures are not needed, so that water resources are saved.

The invention discloses a sidewalk floor tile laying device and method for road construction, relates to the technical field of road laying, and aims to solve the problem that when an existing sidewalk floor tile laying device is used, gaps between laid floor tiles are too large. A brick storage bin is arranged in the operation bin, a brick discharging plate is fixedly connected to the outer wall of the operation bin, a brick discharging channel is formed in the brick discharging plate, the end, close to the operation bin, of the brick discharging plate gradually inclines downwards from the end, close to the operation bin, of the brick discharging plate to the other end of the operation bin, and an electric conveying belt is arranged in the brick discharging channel. A plurality of evenly-arranged partition plates are arranged on the outer wall of the electric conveying belt, the lower side of the end, away from the operation bin, of the lower brick plate extends to form an inclined guide part, and the upper side of the end, away from the operation bin, of the lower brick plate extends to form a semicircular storage bin. The floor tile laying device has the advantages of small gaps after floor tile laying and good laying effect.

The utility model discloses an assembly type water delivery curbstone, and relates to the technical field of curbstones, in particular to an assembly type water delivery curbstone which comprises a water delivery curbstone, an asphalt pavement and a sidewalk, the front end of the water delivery curbstone is in contact with the asphalt pavement, and the rear end of the water delivery curbstone is in contact with the sidewalk. The water delivery road traffic stone is arranged between an asphalt pavement and a sidewalk and is used for distinguishing roads and draining the roads, the water delivery road traffic stone comprises a road traffic stone assembly, the road traffic stone assembly comprises a kerb laid between the asphalt pavement and the sidewalk, and the problem that a kerb body and a base are assembled through a bayonet is solved; in the prior art, the curb body and the base are not firmly fixed, the curb body still needs to be fixed by means of the buried depth, and the curb bodies of multiple models in the scheme are integrally low, so that the buried distance is small, and the curb bodies are not firmly installed after being laid.

The invention relates to a multi-mode automatic following obstacle avoidance wheelchair control method and device, equipment and a medium, and the method comprises the steps: determining a target passenger to be in a seating state when detecting that an energy accumulation value does not exceed a preset energy accumulation threshold value, extracting an image key point in a target sidewalk image through employing a Sh i-Toma i algorithm, and obtaining a target sidewalk image; calculating a motion vector of each image key point between two continuous frames of target sidewalk images by adopting an optical flow method so as to determine a dynamic point proportion; and determining a linear velocity constraint of the velocity type to which the automatic following obstacle avoidance wheelchair belongs in each environment according to the dynamic point proportion, and performing path planning according to the linear velocity constraint by adopting an improved cost function corresponding to a DWA algorithm so as to determine an automatic obstacle avoidance track of the automatic following obstacle avoidance wheelchair in a second cost map. The environment adaptive capacity, the target tracking capacity, the dynamic obstacle avoidance capacity, the path planning capacity and the intelligent level of the wheelchair are effectively improved.

The invention belongs to the technical field of environment-friendly functional materials, and particularly relates to a permeable floor for upgrading renewable resources of wind power generation blades. The material comprises the following components in parts by weight: 30-40 parts of wood flour, 40-50 parts of regenerated polyethylene, 10-20 parts of modified wind driven generator blade regenerated glass fiber powder, 8-12 parts of sodium bicarbonate, 1-2 parts of a coupling agent, 1-2 parts of a lubricant and 1-2 parts of an antioxidant. Through a special modification treatment process, the waste wind power generation blades are converted into renewable resources with high additional value, and the water permeable floor with excellent performance is prepared. The floor provided by the invention not only has good mechanical properties and water permeability, but also has remarkable antibacterial ability, can effectively inhibit bacterium breeding, and provides a healthier and safer living environment for people. The product has wide application prospects in various places such as urban footpaths, hospitals, laboratories and the like, and meanwhile, the dual purposes of recycling resources and protecting the environment are achieved.

The invention relates to a vehicle-mounted snow sweeping brush for cleaning accumulated snow on a road, and relates to the technical field of road maintenance. Comprising a mounting frame, two sets of moving wheels are symmetrically arranged at the lower end of the mounting frame through supporting springs, first connecting rods are rotationally and symmetrically arranged on the mounting frame in the width direction of the mounting frame, a first motor is mounted on the mounting frame through a motor base, the output end of the first motor is connected with the first connecting rods, and a first mounting cylinder is jointly arranged on the first connecting rods; a second installation cylinder is installed on one side of the installation frame, and a plurality of cleaning brush sets distributed in an arc shape are arranged on the first installation cylinder and the second installation cylinder in the axial direction in a sliding mode at equal intervals. According to the road maintenance device, the following problems existing in the road maintenance process in the prior art can be solved: the sweeping brush sets are arranged on the first mounting cylinder and the second mounting cylinder on the mounting frame, so that a sidewalk beside a road can be swept while the road is swept; and the mounting cylinder II can avoid the tree, so that the tree is prevented from damaging the mounting cylinder II.

The invention relates to the related field of ecological environment protection, in particular to a high-phreatic-water-level secondary wetland landscape construction method, which constructs a wetland system with complete ecological functions by reasonably selecting wetland vegetation and introducing a proper amount of aquatic animals and microorganisms. The system has the functions of water purification, nutrition circulation, biodiversity maintenance and the like. Landscape design is combined with the natural form of the wetland, facilities such as a footpath, a viewing platform and an ecological plank road are arranged, and the ornamental value and the ecological education function of the wetland are improved. According to the method, the ecological stability and sustainability of the wetland are enhanced, a place for entertainment and ecological tourism is provided for the public, the balance of ecological protection and humanistic utilization is realized, and the method has remarkable environmental benefits, economic benefits and social benefits.

The utility model discloses an intelligent footpath display device which comprises a frame and further comprises a display screen, a camera, an infrared sending and receiving module, a communication module and a processing module which are arranged on the frame, and the processing module is connected with the display screen, the camera, the infrared sending and receiving module and the communication module. The processing module further comprises a face recognition module in signal connection with the camera, the communication module is further connected with a cloud platform and transmits data, and the cloud platform is provided with a storage module for storing warm-up video data, a two-dimensional code corresponding to the warm-up video data and tourist information. The intelligent footpath display device aims to overcome the defect that an existing outdoor interaction facility is poor in limitation, not only can provide dynamic personal exercise data, but also can provide personalized fitness suggestions and safety prompts according to real-time people flow data and environment changes, so that the outdoor exercise experience of a user is greatly enriched, and the user experience is improved. Meanwhile, the healthy lifestyle of the user is promoted.

A system for controlling animal pests that is to be used on roads through a module forming part of a sidewalk that has at least one entry for animals to access an inner chamber of the module, this chamber being configured to contain poison, a placebo and / or traps for the animal pests to be treated.

The utility model discloses a green landscape road including a carriageway and a sidewalk, and sidewalks are arranged on both sides of the carriageway. A green belt is arranged in the middle of the carriageway and on the side of the sidewalk away from the carriageway, and the height of the green belt is lower than the carriageway and the sidewalk and an overflow pipe is arranged. A drainage mechanism is arranged at the bottom of the carriageway, and a water delivery mechanism is arranged at the bottom of the sidewalk. The overflow pipe is connected with the drainage mechanism, and the drainage mechanism is connected with the water delivery mechanism. By making full use of the structural characteristics of the road itself and combining with drainage facilities, the occurrence of waterlogging and flooding on the road can be effectively reduced.

The invention discloses an OSM-based urban traffic three-dimensional simulation scene modeling method and system, and the method comprises the steps: obtaining map data of a target simulation region, carrying out the preprocessing of the map data, and obtaining the preprocessing data; road shoulders, curbs and sidewalks are subjected to parameterization batch filling according to the preprocessed data, and a two-dimensional simulation model is correspondingly generated; defining a target data standard, generating a target high-precision map according to the target data standard and the two-dimensional simulation model, and converting the target high-precision map into a three-dimensional road network model through target software; based on three-dimensional visualization software, a three-dimensional simulation model is generated according to the three-dimensional road network model, and three-dimensional visualization simulation is generated based on a digital twinborn tool and a blueprint tool. Aiming at traffic simulation modeling requirements, the OSM map is used as a data source, the data conversion relation between the simulation model and the three-dimensional model is deeply explored, the automatic modeling efficiency of traffic simulation is improved, and the three-dimensional visualization capability of the simulation model is enhanced.

Semantic segmentation generally refers to a machine learning process that associates a label or category with every pixel in an image. This can be used to recognize a collection of pixels that form distinct categories of objects, which may have applications in autonomous driving for example where the vehicle needs to identify other vehicles, pedestrians, traffic signs, pavement, and other road features from captured images of a surrounding environment. While using pixel-level annotations may be ideal for fully-supervised training of the semantic segmentation model, collecting such annotations is time-consuming and expensive, and therefore limits the scalability and practicality of fully-supervised training methods. The present disclosure enables weakly supervised training of a semantic segmentation model aided by learned prompts embedded with semantic knowledge.

A sidewalk shed and system includes a plurality of columns and a plurality of major beams. Each column includes one to four column face plate assemblies, based on the application, for attachment to major beams. Each column face plate assembly comprises a column face plate, trapezoidal-shaped top and bottom gussets, and a vertical plate support, which in combination support the column face plate in a spaced-apart relation to a column. Major beam face plates attached to the opposing ends of a major beam releasably engage the column face plate assemblies using fasteners. Minor beams span opposing major beams. The minor beams may support other sidewalk shed structures, such as decking, parapets, lighting, signage, and other scaffolding.