893 results about "Footpath" patented technology

The invention discloses a sidewalk vehicle illegal parking detection method based on target detection and semantic segmentation, and belongs to the field of deep learning and computer vision, and themethod comprises the steps: respectively training a semantic segmentation network and a target detection network at a training stage, and obtaining a semantic segmentation model and a target detectionmodel; the method comprises the following steps of: extracting an urban road background image by using a Gaussian mixture background model; the method comprises the following steps: acquiring a semantic segmentation model, performing semantic segmentation by using a semantic segmentation algorithm and the semantic segmentation model to obtain a semantic segmentation graph, judging whether a camera rotates or not by using a perceptual hash algorithm, performing vehicle detection by using a target detection algorithm and the target detection model, marking a vehicle detection frame, and finallycomparing the vehicle detection frame with the semantic segmentation graph. The problems that an existing vehicle illegal parking detection method is high in misjudgment rate and poor in real-time performance, a sidewalk illegal parking area needs to be manually calibrated, and when a camera rotates, the illegal parking area needs to be manually calibrated again, so that the camera is not suitable for rotating are solved.

The invention discloses a Binjiang touring type wetland revegetation mode structure. The Binjiang touring type wetland revegetation mode structure is characterized in that in a river bank, an aquatic plant purifying region is arranged below a high water level, a water edge soil fixation and erosion preventing region is arranged above the high water level, and an overwater forest recovery region is arranged on one far-water side outside the erosion preventing region. In the aquatic plant purifying region, aquatic floating-leaved plants are planted below a normal water level in a naturally scattered growth and close planting mode, and high-stalk emerged plants are planted above the normal water level and below the high water level in a naturally scattered growth and close planting mode. The water edge soil fixation and erosion preventing region is paved with slope protection bricks and the width of the water edge soil fixation and erosion preventing region ranges from 2m to 3m. The overwater forest recovery region is of an ecological simulation community structure formed by natural mixing of wetland trees and shrubs to achieve height matching, color combination, advantage and disadvantage complementation and calobiosis. Touring footpaths and seats for rest are naturally arranged in the river direction in communities. Through meticulous engineering design and scientific plant matching, the Binjiang touring type wetland revegetation mode structure achieves perfect combination of Binjiang hydraulic engineering and wetland revegetation, is important for river bank wetland soil fixation and erosion preventing and environment improvement, and has the advantages of being ecological, beautiful and multifunctional and increasing effect.

The invention discloses a road section pedestrian traffic signal control system based on pedestrian crossing clearance time. The road section pedestrian traffic signal control system based on the pedestrian crossing clearance time comprises a pedestrian data acquisition and recording unit, a pedestrian crossing clearance time computing unit and a signal implementation and feedback unit, and is applicable to pedestrian signal timing designs of thick crowd crossing districts and intersections with exclusive pedestrian phases. The road section pedestrian traffic signal control system based on the pedestrian crossing clearance time comprehensively takes time loss and pedestrian crossing traffic capacity decline due to mutual disturbance of stream of people of opposite directions during thick crowd crossing into consideration, overcomes the defects that the pedestrian speed is used as a constant and the pedestrian crossing capacity is unchanged in a traditional pedestrian traffic signal control, so that the timing result is more accurate and practical. Only the pedestrian flow and the pedestrian speed of the pedestrian crossing are needed to be measured and computed, so that the computation is concise.

Apparatuses, methods and storage media associated with parking management are disclosed herein. In embodiments, a system may include a plurality of sensors disposed around an expanse of space to collect occupancy data of the expanse of space; and a parking management unit disposed in or adjourning the expanse of space to manage parking of vehicles in the expanse of space, based at least in part on the occupancy data collected by the plurality of sensors. The expanse of space may be a linear expanse of roadway space adjacent to a sidewalk, or an aerial expanse of surface space of a parking lot or a floor of a parking structure. Parking spaces within the expanse of space may be fixed or variably sized/typed. Other embodiments may be disclosed or claimed.

A mangrove seedling and plantation methodology to upgrade the survival rate of mangroves by having seedlings grow in smaller pots; when grown to a certain extent the saplings being transplanted to hollow tube containers made of organic substances; the containers seated into a saline fish farm before being further relocated to seashore at certain spacings separated by footpaths between fields where roots are developed for saplings to grow into mangrove forests; and those organic containers being left to decay.

The invention relates to a light color cementing material which comprises the components mixed according to the parts by weight: 500-700 parts of base material oil, 190-450 parts of modifying agent, 45-100 parts of macromolecule copolymer, 1-10 parts of auxiliary agent and 2-6 parts of covering agent. The light color cementing material has the advantages of low cost, easy construction, good adhesion with aggregate, high temperature stability, good low temperature crack resistance and strong water damage resisting capability. After being mixed with pigments with different colors, the light color cementing material can be made into pavement materials with different colors, so as to be applicable to squares, parks, amusement parks and sidewalk road and have the function of beautifying the environment and guiding traffic; furthermore, the performance of the light color cementing material can reach the requirements of city expressway, highway and first class highway.

The present invention relates to a full interchange urban road system and the traffic method of using it, characterized by that: the road system is a chessboard shaped double-layer road network. One layer is a motor way on the ground and another layer is a footway at a suitable elevation accordingly over the motor way. Alternatively, footways with proper width are located at each side above the two sides of the motor way, and the two side footways are connected across with a passageway, or part of a footway layer over an intersection of a collector street is constructed as a ring pathway or an aerial square. A turnaround passageway is designed between each two parallel expressways or under a separate fly-over type bridge arranged at an intersection of the two expressways. A minor arterial is provided between each of two parallel said expressways as a ramp for them and as a passageway leading to a subzone way. The system according to the invention separates pedestrians and vehicles, a great deal of road occupation area is saved, and full interchange for the expressways' crossings is achieved so that a crisscross expressway traffic system is established in the whole city as well as the problem of channelization is thoroughly resolved.

The invention discloses a positioning parking and antitheft system and a management method for shared bicycles. The positioning parking and antitheft system and the management method have the advantages that spaces of sidewalks do not need to be occupied for constructing ground piles, only certain parking positioning labels need to be arranged on the ground, location data can be recorded, the positioning parking and antitheft system and management systems can be operated in a matched manner, and accordingly the problem of chaotic parking of bicycles can be effectively solved; accurate GPS (global positioning system) location information with parked bicycle location errors smaller than 1 meter can be obtained by the positioning parking and antitheft system, accordingly, the locations of theavailable shared bicycles can be accurately labeled on electronic maps by the positioning parking and antitheft system, and users can conveniently search and use the bicycles; the positioning parkingand antitheft system can start to give an alarm for realizing antitheft effects when the shaking or vibration frequencies of the bicycles reach set frequencies, the GPS location data can be regularlyacquired by a GPS positioning module when the continuous alarm frequencies and time reach set thresholds, and can be transmitted to a cloud host, information can be transmitted by the cloud host according to displacement after confirmation is carried out, antitheft devices of the bicycles can be instructed to transmit electronic pulse signals, warning sound can be continuously produced when necessary, and accordingly the stolen bicycles can be timely found by regional management personnel and public security officers.

The invention discloses a construction method for a field plot trial of fertilizer application to paddy fields. Through the selection of a test field, ridges of plots and footpaths are constructed by repeatedly settling moist soil in a paddy field; a plot irrigation mode that main grooves are connected with small grooves is adopted so as to increase the repeated treatment times of each plot; the plots are set in a block so as to ensure that the density of transplants and the number of seedlings in the plots are identical. The construction method comprises the following steps: A, selecting the test field; B, setting the plots; C, constructing the plots; D, applying fertilizers to the plots; F, raising and transplanting seedlings; G, irrigating the plots; H, intertilling and weeding; I, controlling pest; J, harvesting rice; H, sampling soil and ground water. The test plots are simple in structure and low in construction cost, and the cross flow of water and nutrients among the plots are effectively avoided. Therefore, the construction method is suitable for various field plot trials of short-term and long-term fertilizer application, agricultural chemicals, varieties, irrigation, cultivation, discharge of greenhouse gasses, and runoff and leaching loss of nitrogen and phosphorus nutrients.

The invention relates to the technical field of road drainage, and particularly relates to a road pavement drainage structure and a construction method thereof. According to the technical scheme, theroad pavement drainage structure is characterized by comprising a road body and a drainage pipeline, wherein the road body comprises a lane and a sidewalk; a drainage well is arranged on the side, close to the sidewalk, of the lane; a drainage grating is arranged at a well opening of the drainage well; the drainage pipeline communicates with the lower end of the drainage well; a sewage collectionwell communicating with the ground is arranged on one side of the sidewalk; a cover plate is arranged at the sewage collection well in a sliding mode; a sewage discharge hole is formed in the drainagewell; a collection frame is contained at the well bottom of the sewage collection well; a mounting plate is arranged on the inner side wall of the sewage collection well; the mounting plate rotationally bears a rotating shaft; the rotating shaft is fixedly sleeved with a wire wheel; a steel wire rope is wound around the wire wheel; a lifting hook is arranged at the free end of the steel wire rope; and a hanging piece is fixedly connected to the collection frame. Sewage discharged by municipal roads can be effectively filtered, filtered garbage is collected and treated, and then the situationthat the drainage pipeline is blocked is reduced.

The invention relates to a pavement illegal parking analysis method and system based on big data. The method comprises the following steps that: S1: obtaining a great quantity of real-time illegal parking data and historical illegal parking data in a corresponding area; S2: carrying out spatial visualization processing on the above two types of illegal parking data; S3: establishing an illegal parking space-time big database based on a space position; and S4: carrying out data summarization on each field in the space-time big database, utilizing data mining technologies, including a statistical method, a time sequence method and the like, to carry out spatial statistical analysis on data, and manufacturing a thematic map of a graph-form integration form for auxiliary decision, wherein thefield in the S4 comprises a time period, an area, a road section and an administrative department.

The invention discloses a handrail strap speed measuring device of an escalator or a moving pavement, wherein a supporting plate is rotatablely arranged on a fixed bottom plate; a non-metal speed measuring wheel is arranged on an end part of the supporting plate; an elastic member is arranged between the other end part of the supporting plate and the fixed bottom plate; thus, when the speed measuring wheel operates on a tight side of the handrail strap, the speed measuring wheel is stressed by pressure of the handrail strap on the tight side to rotate downwards on the supporting plate and is prevented from being easily damaged due to overlarge stressing, and meanwhile, the handrail strap of the tight side is tightly pressed on a circumferential surface of the speed measuring wheel by means of elastic acting force of the elastic member; when the speed measuring wheel operates on a loose side of the handrail strap, the stressing of the speed measuring wheel is weakened, the speed measuring wheel rotates upwards on the supporting plate so that the handrail strap on the loose side can also be tightly pressed on the circumferential surface of the speed measuring wheel under the action of elastic restoring force of the elastic member, the height can be automatically adjusted by the speed measuring wheel according to an operation track of the handrail strap, and frictional operation of the handrail strap is guaranteed all the time to guarantee that a probe smoothly detects a signal and the escalator or the moving pavement can normally work; and the stress of the speed measuring wheel is not overlarge and the speed measuring wheel is not easily damaged.

The invention discloses an optimize system for urban trunk road cross-sections, which comprises a medial strip, a motorway, a non-motorized strip, a non-motorized vehicle lane, a concave green belt and a sidewalk in sequence, wherein a rainwater garden, a first grass planting shallow trench, a gravel pool and a sand setting rainwater inlet are arranged in the non-motorized strip; first vertical curbstones are respectively arranged on two sides of the medial strip; a second grass planting shallow trench is formed in the medial strip close to the vertical curbstones; an intermittent gap vertical curbstone is arranged on one side, close to the motorway, of the non-motorized strip; a first flat curbstone is arranged at a gap of the intermittent gap vertical curbstone to form a rainwater inlet; a punching, seeping and discharging pipe and a first overflow port are arranged in the rainwater garden; a rainwater connecting pipe is arranged below the non-motorized vehicle lane and is in mutual communication with a municipal rainwater pipeline; the rainwater treatment method comprises the following steps: runoff rainwater treatment in the motorway and runoff rainwater treatment in the sidewalk and the non-motorized vehicle lane. The runoff rainwater treatment in the motorway comprises the following steps: precipitating, filtering, concentrating and discharging.

The invention belongs to tunnel maintenance equipment, and particularly relates to a highway tunnel maintenance car occupying no lane, which comprises a frame crossing two sides of a highway tunnel. A travelling device is connected to the lower portion of the frame and travels along maintenance footpaths on two sides of the highway tunnel. The travelling device comprises four step ascending wheels in bilateral symmetry, the step ascending wheels on each side are connected with a reducer which is connected with a motor, and the motor is controlled via a battery car motor controller system. A rail longitudinally arranged along the limit of the tunnel is arranged on the upper portion of the frame, a travelling crane is arranged on the rail, and a man-riding platform is arranged on the travelling crane. The highway tunnel maintenance car occupying no lane enables intelligent operation, so that maintenance efficiency is improved effectively.

The invention relates to a vehicle trajectory prediction method and device based on a high-precision map, electronic equipment and a computer readable medium. The method comprises the steps that information of other vehicles around the intelligent automobile, lane information and sidewalk information are acquired based on a high-precision map; an adjacent relation graph is generated based on the vehicle information, the other vehicle information, the lane information and the sidewalk information of the intelligent vehicle, and the intelligent vehicle, the other vehicles, the lanes and the sidewalks are all nodes of the adjacent relation graph; a local feature of each node in the adjacent relation graph is extracted; and the trajectories of the other vehicles is predicted based on a globalconvolutional network, the local features and the adjacent relation graph. According to the vehicle trajectory prediction method and device based on the high-precision map, the electronic equipment and the computer readable medium, an automatically-driven intelligent vehicle can obtain a more reasonable driving strategy, and a safer driving route is planned.

The invention relates to a bicycle garage, in particular to a barrier-free aerial bicycle garage. The technical problems that a bicycle garage occupies a large floor area and cannot be used in the narrow space such as sidewalks, and lifting and storing of bicycles are not easy in the prior art are mainly solved. The barrier-free aerial bicycle garage comprises a vertical column (1), a lifting track (2) is arranged on the vertical column (1), and a bicycle supporting frame (3) is slidably connected to the lifting track (2); the bicycle supporting frame is connected to a lifting chain (5) through a bicycle supporting frame lifting mechanism (4), and the lifting chain is connected with a lifting motor (6) or a manual driving mechanism; a rotating platform (7) is arranged on the top of the vertical column and a rotating motor (8) is arranged on the rotating platform; and a rotating tower (9) is connected to the rotating motor, a plurality of storage tracks (10) are evenly distributed on the rotating tower, and the rotating tower is connected to a central fixing shaft (11) in a penetrating mode.

The invention provides an urban road rainwater recycling method and system. In consideration of the extent of pollution to rainwater of the road surface of roadways and sidewalk roads, rainwater collection is divided into two steps, the rainwater on the sidewalk roads is collected by the aid of a semi-closed storage area, a controller is used for controlling supplementing of groundwater when the groundwater level is low, and the clean rainwater is directly collected in a cleaned-water storage tank when the groundwater level is high; for the rainwater on the roadways and in consideration of the extent of pollution to the rainwater divided, the rainwater is divided into first rainwater and subsequent rainwater by the aid of rainwater diversion areas, the first rainwater is collected to a sewage treatment area for treatment prior to being collected to a cleaned-water storage area, the subsequent rainwater is directed used for irrigating greenbelts prior to being filtered and purified via shallow trenches and seepage channels under the greenbelts to be collected to the cleaned-water storage area. The extent of pollution of the rainwater in different areas and periods is fully considered, different treatments are performed, use of detergents can be greatly reduced, energy conservation and environment friendliness are achieved, and the rainwater is recycled maximumly.

The invention discloses an auxiliary obstacle perception method for visually impaired people based on an improved YOLO model, and the method comprises the steps: employing Darknet-YOLOv3 as a framework, and employing Darknet-53 as a feature extraction backbone network; according to the YOLOV3 algorithm, carrying out feature fusion by using a feature map up-sampling idea in a feature pyramid network FPN, so that the precision of small target detection is improved, and various common obstacles, including road cones, stone balls, isolation columns, forbidden cross bars, handrails, fire hydrants, plants, people, pits, water pits and the like, on sidewalks can be detected and identified. The method can identify various identifications and targets at traffic intersections, including zebra crossings, signal lamps, bicycles, motorcycles, vehicles, people and the like, and can also judge upstairs, downstairs, various steps and some other obstacle targets of unknown types.

The invention relates to an automatic pavement with different speed sections and the ability to steer. It is characterized in that: the speed-transformation pedal couple with variable length and the steering pedal couple with variable arc length form the pedal group; the pedal group is mounted with wheels; the drawing device mounted under the track draws the pedal group on the track via sectional drawing method. The inventive automatic pavement can operate in different speeds at different sections. Therefore, it can be used in traditional lifter and automatic pavement, etc.

The invention discloses a pavement drainage system capable of realizing automatic opening and closing, which comprises a pavement. A water outlet pipeline is arranged in the pavement; spraying equipment is arranged on the upper side of the water outlet pipeline; a water inlet space is formed in the right side of the pavement; a communicating space is formed in the lower side of the water inlet space; a sundry blocking space is formed in the lower side of the communicating space; a water storage space is formed in the lower side of the sundry blocking space. The manhole cover can be in a normally closed state under the condition of no rainfall or no accumulated water on the pavement; pedestrian articles can be effectively prevented from falling into the manhole cover, rainwater enters the water pipe after precipitation, rainwater can be collected, the collected rainwater can be sprayed to the pavement in dry weather, fallen leaves and other sundries can be cleaned to the conveying beltand conveyed out of a pipe network, water pipe blockage is effectively prevented, the anti-skid pavement can be automatically lifted in heavy rain, the friction coefficient of the sidewalk is increased, and pedestrians are prevented from slipping down in walking.

The present invention discloses a rail transit station connection facility supply and demand balance optimization and adjustment method. The method comprises the steps of: obtaining traffic connectiontravel demand passenger flow prediction amount according to the get-in passenger flow and exit passenger flow in peak hour of each characteristic year of a predicted rail transit station, and according to the land controlled planning around the stations, determining the connection land total amount; constructing a resident distribution model and each travel mode network; solving the travel probability of each travel mode of each circle layer and the travel probability of each circle layer; solving the connection passenger flow volume of each travel mode and lands required by each travel modeconnection facility; and performing connection facility configuration optimization and adjustment according to the connection facility loading rate of each travel mode, the connection passenger flow volume, the connection facility land, the planning land, the footpath width, the number of bus lines and the number of non-motor vehicle parking stalls. The rail transit station connection facility supply and demand balance optimization and adjustment method makes up the technical defects that a current connection facility is difficult to perform quantitative optimization and adjustment to guide the rail transit designers to quantitatively adjust the connection facility supply or optimize the traffic travel network.

A computer learning, assessment and recommendation system to generate new information about the quality and degrees of walkability of sidewalks and walking routes through the collection, assessment and manipulation of large amounts of visual and geographic data, a scoring system, a rule-based computational methods and selected data representation are provided. Micro and macro data, methods and systems for sidewalk assessment generate various characteristics and qualities of routes creating general, locational and navigational functions using attributes and categories identified as important to walkability or to the experience of walking. Computed scores and recommendations displayed in maps and other visual tools and apps can be used by multiple client and sector groups including navigation, real estate, fitness, tourism and urban and rural development planning. This abstract complies with rules requiring abstract submission but does not limit the scope, interpretation or full meaning of the claims.