639 results about "Footpath" patented technology

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.

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 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.

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 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 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.

The invention discloses an urban road multi-device dynamic collaborative patrol method. The method comprises the following steps: S1, identifying road surface damage characteristics through a wide-area sensing layer and generating an event trigger signal; s2, analyzing the event trigger signal in real time through a digital intelligent decision-making layer, and generating a scheduling instruction including position coordinates and damage types; s3, the dynamic execution layer executes motor vehicle lane detection and driving vibration characteristics according to the scheduling instruction and executes sidewalk detection according to the scheduling instruction; s4, carrying out time domain-space domain correlation analysis on the image features and the vibration waveforms through a digital intelligent decision-making layer, and generating a detection result; and S5, the intelligent decision-making layer adjusts patrol paths and working parameters of the devices according to detection results of the terminals to form closed-loop feedback. According to the invention, the road patrol efficiency and quality are greatly improved, the optimal configuration of resources is realized, and the road quality problem can be found and solved more timely and comprehensively.

A pitless and modular belt-type accelerating moving walkway transit system including at least three substantially identical walkway modules that are leveled and positioned atop a surface such as the ground, floor, road or deck. Each module has an endless belt moving at a different or the same speed wherein the at least three walkway modules are positioned linearly adjacent. Each module having one or more electric motors operably connected to an electrical source and handrails on opposing sides that move in synchrony with the endless belt of the same module.

The invention discloses a vertical matrix type hanging garden gravity energy storage system which comprises a building body and is characterized in that the building body is of a multi-layer frame structure and comprises an upper garage stacking area, a hanging garden area and a lower garage stacking area which are sequentially connected, and gravity block lifting systems are arranged on the two sides of the building body; the gravity block lifting system sequentially penetrates through the upper garage stacking area and the lower garage stacking area to be communicated, the hanging garden area is provided with a penetrating elevator mechanism, each layer of the hanging garden area is provided with a green plant area, a leisure area and a footpath, the top of the building body is provided with an equipment area, the gravity block lifting system is connected with an energy storage device, and the energy storage device is arranged in the equipment area. A central control room and a main power system which are connected are further arranged in the equipment area, gravity blocks and RGVs are arranged on the upper garage stacking area and the lower garage stacking area, and the gravity blocks are arranged on the RGVs. The space and the height are effectively utilized, the greening area can be increased, the visual space is beautified, and economic value and social value are created.

Systems, methods, and other embodiments described herein relate to guiding a user travelling along a path. In one embodiment, a method includes predicting, by a processor, a behavior of a user based on at least sensor data received by the processor. The user is travelling on a pedestrian path. The method further includes, in response to a predicted behavior, controlling a guide, by the processor, to output the guide along the pedestrian path to direct the user.

The invention relates to the technical field of computer vision, in particular to a face recognition intelligent footpath terminal system applied to a scenic spot, which comprises a face image acquisition module, a feature point positioning module, a vertical motion analysis module, an energy consumption judgment module and a data communication module. According to the method, a time sequence vertical velocity difference and vertical kinetic energy quantification model is constructed through the displacement of the eyebrow arch key points in the continuous image, and movement intensity periodic data is formed by continuous displacement change, acceleration amplitude and duration, so that the local fine movement of the face is stably analyzed; dynamic behavior characteristics are kept in differential expression in illumination fluctuation and attitude change environments, so that the system obtains higher dynamic judgment consistency in a complex footpath scene, the accuracy and continuity of passenger flow recognition and behavior statistics are enhanced, uploaded data have clearer motion quantification significance and reliability, and the system is more suitable for popularization and application. And the problems of statistical offset and judgment lag caused by dynamic environment interference are improved.

The invention discloses a street lamp control system and method, and belongs to the technical field of street lamp control, and the method comprises the steps: carrying out the illumination according to the standard brightness during the peak period, and carrying out the illumination according to the safe brightness during the valley period, thereby avoiding the waste caused by few people; acquiring image information of a lane illumination area and a sidewalk illumination area in a low ebb period; judging whether moving targets exist in the lane lighting area and the sidewalk lighting area or not based on the image information, and if yes, judging the type, position coordinates, moving speed, moving direction and number of the moving targets; for the lane illumination area, the illumination brightness of the lane illumination area is enhanced to standard brightness based on the type of the moving target; for the sidewalk lighting area, a dynamic lighting area moving along with the moving target is formed in the sidewalk lighting area based on the type, the number, the position coordinates, the moving speed and the moving direction of the moving target, the sense of safety is remarkably improved, and meanwhile invalid lighting of other areas is avoided.

The invention relates to the technical field of ditch maintenance operation, and discloses an urban municipal sidewalk ditch maintenance operation manipulator which comprises a base and a fluted disc rotationally arranged on the outer side of the base, a motor is fixed to one side of the base through a connecting part, the driving end of the motor is connected with a first gear, and the first gear is meshed with the fluted disc; a mechanical arm is fixed to the fluted disc, a bucket is arranged at one end of the mechanical arm, a plurality of bucket teeth are fixed to the end of the bucket so as to maintain a ditch, and the ditch maintenance device is characterized by further comprising a rotation adjusting part arranged between the bucket and the mechanical arm; the branch cutting part is arranged on the bucket, is close to the end part and is connected with the rotation adjusting part; the crushing part penetrates through the bucket teeth and is in transmission connection with the branch cutting part; the mechanical arm integrates bucket rotation adjustment, a high-speed throwing and cutting mechanism and a rock crushing assembly, so that the mechanical arm can synchronously complete sludge shoveling, branch cutting and rock crushing, and various obstacles in a ditch can be efficiently dealt with in single operation.

The utility model discloses a road drainage system in a pluvial area. With the acceleration of the urbanization process, the urban inland inundation problem in a rainy region is increasingly serious. Curbs are arranged between the sidewalk and the roadway, a plurality of biological retention belts are arranged on the sidewalk and located on one side of the roadway at intervals, each retention belt comprises two ecological tree pools, and a concave green land is arranged between the ecological tree pools; one part of rainwater on the roadway is discharged into a municipal rainwater pipe network through a gutter type rainwater opening, and the other part of rainwater is converged into a bioretention zone through a kerb opening; rainwater collected in the ecological tree pool and the concave greenbelt passes through the rainwater overflow well and is finally connected into a municipal rainwater pipe network; rainwater on the sidewalk infiltrates downwards through the CT granite permeable plate and is guided to the rainwater overflow well through the perforated blind pipe in the graded broken stone layer. According to the utility model, natural accumulation, natural permeation and natural purification of rainwater are realized, so that the urban inland inundation problem is relieved.

The invention relates to a sidewalk automatic brick paving device and method, and relates to the technical field of brick paving devices.The sidewalk automatic brick paving device comprises a vehicle body with an opening in the upper side, a plurality of wheels are installed on the bottom side of the vehicle body, and a driving part for driving the wheels to move is fixedly arranged; a supporting plate is fixedly arranged outside the trolley body, and a vacuum suction cup for clamping bricks and a power piece for driving the vacuum suction cup to act are arranged on the supporting plate. The supporting plate is fixedly provided with a first visual sensor for sensing the laying position of bricks and stones, and the vehicle body is fixedly provided with a second visual sensor for detecting the clamping condition of the bricks and stones. The vertical side face, away from the supporting plate, of the vehicle body is provided with a receding notch allowing bricks to be loaded into the vehicle body, and the inner wall of the receding notch is detachably provided with a blocking plate. According to the device, the laying efficiency is greatly improved, the labor intensity of workers is relieved, and the stability of the laying quality is ensured.

The invention discloses a trough beam structure capable of separating pedestrians from vehicles, belongs to the field of bridge engineering, and solves the problems that the clearance below a bridge is difficult to meet the flood discharge requirement after the bridge is level-crossed with a dike, the noise and tail gas pollution of a motor vehicle lane is serious, and the pedestrian experience feeling is poor. A groove-shaped beam is of a groove-shaped structure formed by a bottom plate and web plates on the two sides of the bottom plate, cantilever plates are arranged on the two sides of the groove-shaped beam respectively, and bridge railings are arranged on the outer sides of the cantilever plates; the bottom plate is used for arranging a motorway, and the cantilever plate is used for arranging a sidewalk. By adopting the through channel beam structure and the cantilever slab overhanging structure, the height of the bridge building is effectively reduced, navigation and flood discharge clearance under the bridge are ensured, and roads on two banks do not need to be lifted; the webs on the two sides of the channel beam are used for conducting hard isolation on the sidewalk and the motorway, separation of people and vehicles is achieved, intersection possibly existing between a slow pedestrian space and the motorway is avoided, potential safety hazards are reduced, and noise and tail gas are isolated.

The present disclosure is directed to a curb for providing electricity to one or more devices on a street or a sidewalk. The curb includes a rigid curb housing for storing at least one power source or power source connector configured to be electrically coupled to a power source. The curb additionally includes a top plate removably attached to the rigid curb housing, the top plate configured to electrically couple at least one power outlet to the at least one power source or power source connector.

The invention discloses an unmanned engineering machinery steer-by-wire system and a control method in the technical field of vehicle chassis and steering systems. The unmanned engineering machinery steer-by-wire system comprises four wheels and steering modules, wherein the steering modules are in one-to-one correspondence with the four wheels, are completely independent and have the same structure; the corner deflection of the four wheels is cooperatively controlled through a distributed electronic control system; and each wheel is driven by a hub motor. Through four-wheel steering, the minimum turning radius can be 0 m, the trafficability in narrow roadways, sidewalks and obstacle dense areas is improved, meanwhile, four-wheel steering is independently controlled, special movement forms such as transverse translation and oblique advancing are supported, and the four-wheel steering robot is particularly suitable for high-precision operation requirements such as urban road edge stone attaching and sweeping; four-wheel independent main pin steering is combined with a hub motor and distributed redundancy control, so that the reliability, the function safety and the maintainability of the system are remarkably improved, and the system is particularly suitable for unmanned engineering machinery to work for a long time in narrow, complex and severe environments.