55 results about "Rural roads" patented technology

The invention relates to the field of image processing, and particularly discloses a rural highway pavement disease intelligent identification and positioning system comprising an image standardization module used for obtaining a standardized grayscale image; the wavelet decomposition module is used for obtaining a low-frequency sub-band and a plurality of high-frequency sub-bands; the high-frequency processing module is used for carrying out soft threshold processing on the high-frequency coefficient and retaining high-variance region features; the inverse transformation module is used for reconstructing the de-noised image; the edge enhancement module is used for highlighting crack and pit slot target contour information; the binarization module is used for segmenting a foreground disease candidate region; and the edge filling module is used for separating the disease from the background. According to the method, the core contradiction between background impurity removal and disease feature retention in rural highway tiny disease recognition is effectively solved, a traditional denoising algorithm either smooths tiny disease features or cannot thoroughly remove background impurities, and the system achieves the balance of the background impurity removal and the disease feature retention through cooperation of multiple modules.

The invention discloses a rural highway facility two-dimensional code identifier, a manufacturing method and an identifier management device, and relates to the technical field of two-dimensional code identifiers, the rural highway facility two-dimensional code identifier comprises a signboard, the signboard comprises a signboard body, an identifier publication area and an identifier content area, the identifier publication area and the identifier content area are both made of PVC composite boards, and the PVC composite boards are made of PVC composite boards. A glass bead type reflective coating is sprayed on the surface of one side, and an acrylic acid pressure-sensitive adhesive layer is arranged on the other side. The identification management device comprises a background terminal and a user side, the background terminal is used for realizing rural highway facility data management and event processing operation through module cooperation, and the user side is used for scanning the two-dimensional code on the surface of the signboard to obtain information and initiate interaction operation. According to the method and the system, 'one-path-one-grade 'data can be conveniently obtained by users, the data utilization efficiency is improved, common users can also participate in rural road management, the participation consciousness and enthusiasm of rural road management are enhanced, and the practicability and durability of the identification are improved.

The invention provides a space-ground integrated rural road disease monitoring method based on SBAS-InSAR, and relates to the technical field of road engineering monitoring, small baseline set interferometric synthetic aperture radar processing is carried out on acquired synthetic aperture radar time sequence image data, depth decomposition is carried out on a time sequence displacement sequence, and an SBAS-InSAR image is obtained; a thermoelastic phase component highly related to meteorological temperature data is separated out, abnormal monitoring of road state attributes is carried out, and early warning can be carried out at the stage that macroscopic cracks or measurable macroscopic settlement do not occur on a road. A three-dimensional profile model is constructed, and a graph attention network is introduced to analyze and process an attribute heterogeneous graph covering road information, so that a complex cross-structure layer causal association rule of a road surface can be automatically learned and established, and a quantitative structural risk score and an association graph for revealing contribution degrees of each feature are output; comprehensive structure early warning of the road is carried out, and comprehensive diagnosis, cause inference and double risk early warning of the health condition of the rural road structure are realized.

The invention provides a road disease identification method and device, electronic equipment and a storage medium, and belongs to the technical field of road detection, and the method comprises the steps: obtaining a pavement edge mask pattern based on an initial road image; obtaining a pavement effective area image based on the pavement edge mask pattern and the initial road image; extracting multi-dimensional features from the pavement effective area image, and determining a target pavement paving type based on the multi-dimensional features; if the target pavement paving type is a cement pavement type, calculating a local segmentation threshold value of each pixel in the pavement effective area image, and taking the pixel meeting a first condition as a candidate disease pixel to obtain a disease candidate mask; obtaining an effective disease area based on the disease candidate mask, and obtaining a disease identification result based on the effective disease area and the pavement effective area image; and if the target pavement paving type is a gravel pavement type, executing gravel disease identification operation to obtain a disease identification result. According to the invention, the accuracy of rural road disease identification can be improved.

This invention discloses a cost control method for comparing and selecting mechanized construction route schemes for overhead power lines. The method involves planning the route based on actual project conditions, determining the initial route length L1, the terrain proportions of the areas traversed by the route, the overall short-distance transport distance, the construction scale, the selection of conductors and ground wires, and the selection of tower modules. It also calculates the cost per kilometer of the project structure under different terrain conditions. The route is then adjusted to be closer to existing rural roads, village roads, and farm roads, reducing the overall short-distance transport distance. The cost per kilometer of the project structure under different terrain conditions is calculated accordingly. Based on the difference in cost per kilometer before and after adjustment, combined with the project route length and the proportions of different terrains, the increased length ΔL of the economical route is calculated. The relationship between the difference between the adjusted route length L2 and the original route length and ΔL is determined. If L2 - L1 ≤ ΔL, the adjusted route is more economical. This method effectively plans more economical and reasonable route schemes that are convenient for mechanized construction.

The invention discloses an urban and rural pavement maintenance monitoring system based on intelligent well lid data linkage, and the system comprises a data collection module which detects the acceleration data, angular motion data and inclination angle change data of a well lid in real time through a three-axis acceleration sensor, a gyroscope and an inclination angle sensor which are disposed on the well lid; the edge calculation module is used for calculating a vibration value of the well lid according to the acceleration data, the angular motion data and the inclination angle change data of the well lid and correcting the vibration value; the cloud data center obtains a risk index of a road surface where the well lid is located through a pre-constructed association model according to the corrected vibration value and the position of the well lid corresponding to the vibration value; and the maintenance decision terminal module performs maintenance decision on the road surface where the well lid is located according to the risk index of the road surface where the well lid is located. According to the invention, the well lid on the road surface is taken as the basis of data acquisition, and the maintenance condition of urban and rural road surfaces is detected in real time by acquiring the data on the well lid, so that the maintenance condition can be accurately obtained in real time.

The invention provides a rural highway construction progress monitoring method and device, electronic equipment and a storage medium. The rural highway construction progress can be monitored based on multi-source visual perception and deep learning, the method is suitable for automatic, high-precision and real-time progress tracking, quality evaluation and risk early warning in the rural highway construction process, and precise, automatic and low-cost monitoring of the rural highway construction progress, project quality compliance and potential risks is achieved.

The present application relates to a kind of rural road pavement widening construction methods in rainy area, including the following steps, the material component, density and moisture content of widening section subgrade should be same with the material component, density and moisture content of old roadbed same level layer, the side middle part of old road cement concrete layer is drilled and planted with reinforcement with interval distance, adjacent planted reinforcement interval is 40-50cm, then a layer of SBS anti-cracking paste is uniformly arranged along joint;1-1.5cm thick rubber stress absorbing layer is spread on the upper end surface of new and old road cement concrete layer;With new asphalt, regenerating agent material, graded RAP material, aggregate and mineral powder are mixed in hot state, then asphalt concrete surface layer is paved on the upper end of rubber stress absorbing layer, and the thickness is 5-8cm.The present application prevents water damage caused by rain, delays damage at joint, reduces the probability of crack occurrence, and improves the service performance and durability of pavement.

The utility model relates to the technical field of crack pouring equipment, and discloses a crack pouring device for rural highway maintenance, which comprises a cart, a storage barrel is mounted at the top of the cart, a top cover is arranged at the top of the storage barrel, a stirring component is mounted at the bottom of the top cover, a fixing plate is fixedly connected to the side surface of the storage barrel, and a plurality of stirring blades are arranged on the fixing plate. A quick release assembly is mounted in the fixing plate, and an inner container is slidably connected to the interior of the storage barrel; the stirring assembly comprises a first connecting frame, the first connecting frame is rotationally connected to the bottom of the top cover, and a second connecting frame is rotationally connected to the interior of the first connecting frame. According to the utility model, the motor is used for driving the connecting frame I to rotate and is matched with the transmission of the gear I and the gear II to enable the connecting frame II to simultaneously revolve and rotate, so that the stirring rod and the scraper blade are driven to uniformly stir and scrape crack pouring materials, the materials are prevented from precipitating and adhering, the corrosion and damage to the liner are reduced, and the stable and reliable operation of the device is ensured.

The invention belongs to the technical field of road safety situation awareness, and provides a rural road network safety situation awareness method. The method comprises the steps of traffic state data collection, road condition data collection, meteorological data collection, original data base map construction, basic data base map construction, single factor analysis, analytic hierarchy process and fuzzy evaluation processing, overall road network safety situation index calculation, virtual optimization, key road section detection and fragile road section recognition. Through analytic hierarchy process and fuzzy evaluation processing, overall road network safety situation index calculation, virtual optimization, key road section detection and fragile road section identification, low-cost dynamic safety situation awareness and management and control of the rural road network are realized, and the road service level and the road network operation capability are improved.

The active light beam system is designed to improve the visibility of multi-lane vehicles. On highways, main roads, and rural roads, the active light beam system is automatically activated in conjunction with the hazard warning lights when traffic jams are expected. Simultaneously, the relatively large, two-part mirrors, particularly on multi-lane vehicles over 3.5 tons, are integrated to provide an immediate, intermittent yellow warning to the rear, while still allowing for continued rearward visibility. The third brake light, mounted on top of the vehicle, also features a pivoting light beam module with a vertical beam that can move up and down. This entire unit, preferably consisting of yellow warning lights, can provide even clearer warnings to following traffic and will significantly reduce the number of horrific rear-end collisions involving trucks.The 1.5 m long horizontal light beams also allow for better estimation of distances when forming an emergency lane. The warning colors of the vertical and horizontal light beams may vary depending on the country. Upon introduction of this new system, the unwarranted use of hazard warning lights (such as during loading and unloading operations, double parking, etc.) should be subject to stricter penalties. High fines and 1-2 points on the driver's record should be mandatory to increase awareness of the warning system's use and ensure it is only used in emergencies. The active light beam system can also be used on watercraft, with significantly more compact and preferably four rotating light beam modules integrated or mounted laterally at the front and rear of the hull.Up top, oscillating light beam modules can be used at the front and rear, producing customized and color-coded vertical beams of light that achieve optimal range. For ships without radar support, these modules visually widen the beam, effectively preventing collisions in poor visibility. Additionally, they can optimize visibility for rescue vessels in emergencies. For aircraft, rotating light beam modules are installed on both sides of the leading and trailing wing sections, generating horizontal beams the length of the wings. At the rear of the tail, an oscillating light beam module with a battery unit is integrated, producing vertical beams of light capable of covering an angle of more than 180 degrees. These systems can be used on airfields, during takeoffs and landings, or in flight to enhance visibility, for example.to increase in case of instrument failure.

The present application relates to the technical field of road base material, and relates to a yellow phosphorus slag composite material for road base and a preparation method thereof. Components and their weight percentages include: 150-450 parts of solidified mixture, 500-1200 parts of framework mixture, and 12-98 parts of active excitation composition. The solidified mixture includes modified yellow phosphorus slag, modified lithium slag, and modified calcium carbide slag, and the mass ratio of the modified yellow phosphorus slag, the modified lithium slag, and the modified calcium carbide slag is 5-11:2-3:3-5. The framework mixture includes calcined phosphogypsum, natural fine aggregate, recycled coarse aggregate, and sodium silicate, and the mass ratio of the calcined phosphogypsum, the natural fine aggregate, the recycled coarse aggregate, and the sodium silicate is 3-8:1-3:4-15:2-5. The prepared composite material is used for road base, the solidified mixture is chemically synergistically excited, and the cementitious activity is improved. The composite material is suitable for medium and low grade highways, rural roads, factory roads, and the like.

The utility model discloses a folding type flattening assembly for highway engineering maintenance, which comprises a flattening head, a supporting rod is arranged at the end part of the flattening head, a folding operation rod is arranged on one side, far away from the flattening head, of the supporting rod, a folding seat is arranged at the end part of the folding operation rod, a containing hole is formed in the side wall of the folding seat, a locking column is arranged in the folding seat, and the locking column is connected with the supporting rod. A mounting seat is fixedly connected to the end, away from the folding seat, of the supporting rod, a fixing seat is fixedly arranged at the end of the mounting seat, a flattening piece A is fixedly arranged on the surface of the fixing seat, and a flattening piece B is arranged on one side of the flattening piece A. According to the folding type flattening assembly for highway engineering maintenance, the lengths of the supporting rod and the folding operation rod can be greatly shortened after folding, the folding type flattening assembly can be conveniently placed in a trunk, a toolkit or a backpack of a maintenance vehicle, and the folding type flattening assembly is particularly suitable for narrow areas of urban roads and scattered operation points of rural highways; and a single person can easily carry multiple sets of equipment, so that the dependence on large transportation tools is reduced.

The utility model discloses a loess hilly area rural road structure with a water and soil conservation function, and relates to the technical field of road structures, the loess hilly area rural road structure comprises a foundation, a road surface is arranged at the top of the foundation, and a plurality of rainwater collecting pits are formed in the two sides of the road surface at intervals; intercepting plates for filtering garbage are arranged on the sides, close to the road surface, of the interiors of the rainwater collecting pits; a gravel collecting plate is arranged at the bottom of the intercepting plate, rainwater is flushed down through the road surface, and garbage is taken away along with water flow, so that the intercepting plate is arranged in the scheme, the rainwater entering the rainwater collecting pit is filtered through the intercepting plate, the garbage is filtered, and the garbage is flushed to one side of a guide plate on one side of the intercepting plate along with the rainwater; according to the scheme, the rain collecting pit is arranged to be in an arc shape, garbage is washed away towards the two ends of the rain collecting pit along with the rain collecting pit, the garbage is prevented from entering the rain collecting pit, the filtering groove in the scheme filters large garbage, and small gravel passes through the filtering groove.

The invention discloses a power distribution network photovoltaic consumption capability improving method considering time-space characteristics of rural electric vehicles, and belongs to the technical field of power distribution networks. The method comprises the following steps: constructing a rural electric vehicle charging and discharging behavior model based on a rural road condition, a meteorological condition and a temperature; determining a rural electric vehicle charging load curve and regulation potential based on the rural electric vehicle trip chain and the rural electric vehicle charging and discharging behavior model; the actual charging and discharging power range of the electric vehicle can be determined based on the charging load curve and the regulation potential of the rural electric vehicle, constraint conditions are constructed based on the actual charging and discharging power range of the electric vehicle, and a power distribution network optimization scheduling model which comprises a target function and the constraint conditions and faces the improvement of the photovoltaic consumption capability is constructed; and solving the power distribution network optimization scheduling model by using a grey wolf algorithm. According to the invention, the relation among the economy, the safety and the photovoltaic absorption capability can be effectively balanced.

The utility model discloses an auxiliary device for slope measurement of an urban and rural road model, which relates to the technical field of slope measurement and comprises a gradiometer, the bottom end of the gradiometer is movably sleeved with a protective frame, grooves are symmetrically formed in the inner wall of the bottom end of the protective frame, and the inner walls of the grooves are fixedly connected with fixed shafts. The outer sides of the fixing shafts are movably sleeved with rotating plates, and the sides, close to each other, of the rotating plates are fixedly connected with overturning plates correspondingly. The protective frame and the turnover plate are arranged, so that the measuring surface at the bottom of the gradiometer can be covered and protected through mutual matching of the protective frame and the turnover plate when the gradiometer is not used, and the measuring surface of the gradiometer can be effectively prevented from being damaged due to friction and collision in the transportation process; and a threaded rod and a rotating block are arranged, and in the using process, through mutual cooperation of the threaded rod and the rotating block, the protective frame and the connecting rod can be detached, so that replacement of the damaged protective frame is achieved.

The utility model discloses a rural road construction protective fence, which relates to the technical field of construction protective fences and comprises a mounting frame, a protective fence outer frame is fixedly mounted on one side of the mounting frame, a protective fence inner frame is arranged in the protective fence outer frame, a supporting seat is rotatably connected to the bottom of the mounting frame, and a through groove is formed in the protective fence outer frame. The multifunctional guardrail has the advantages that the installation frame can be unfolded by means of the hinges arranged on the outer side of the guardrail outer frame, the installation frame can be closed when not in use, the occupied space is reduced, meanwhile, the multifunctional guardrail is convenient to carry, and the multifunctional guardrail is convenient to use. The guardrail inner frame can be unfolded by means of a plurality of rotating shafts arranged on the outer side of the guardrail inner frame, the guardrail inner frame extends into an adaptive groove through a through groove, protection work is completed, the stability of the guardrail inner frame is guaranteed by means of limiting of the adaptive groove and the guardrail outer frame, the guardrail inner frame can be folded during splitting, and the portability of the device is further improved.

The utility model relates to road construction technical field especially relates to a kind of sandstone multistage screening device for rural road construction, it includes sandstone screening cylinder for rural road construction, and multiple screening mechanism is provided in sandstone screening cylinder inside, and discharge assembly is provided on sandstone screening cylinder outer wall;Multiple screening mechanism includes first filter screen, second filter screen and third filter screen are sequentially provided in first filter screen lower side, and discharge assembly includes three discharge cylinders, gate is opened in discharge cylinder upper side, slide column is provided in discharge cylinder side, and three groups of lateral support plate are fixedly installed in slide column side edge.This utility model is equipped with multiple screening mechanism and discharge assembly, and three-stage filter screen is used to screen sandstone in turn, and various particle size sandstone is finely screened, to meet the needs of rural road construction, in addition, discharge assembly can timely export sandstone remaining on each filter screen, avoid filter screen blockage, improve screening efficiency.

The utility model discloses a three-wheel sweeper for construction sites, which relates to the technical field of sweeping equipment and comprises an inverted tricycle and a sweeping mechanism, and the sweeping mechanism is fixed at the front end of a sweeper body and comprises a fixing frame, an inclined plate, a rotating portion, a cleaning arm and bristles. An included angle of 15-20 degrees is formed between the inclined plate and the horizontal plane and is far away from one end of the vehicle body. A disc-shaped rotating part is arranged on the inclined plate, a plurality of long-strip-plate-shaped cleaning arms are evenly distributed on the rotating part, one end of each cleaning arm is fixed to the rotating part, the other end of each cleaning arm is a free end, and nylon bristles are arranged at the bottom of each cleaning arm and used for sweeping garbage close to the ground. The sweeping mechanism is connected with a driving motor through a transmission box, the driving motor is electrically connected with a reverse tricycle storage battery through a circuit, and unified power supply is achieved. The cleaning arm is rotationally matched with the inclined plate to push garbage to one side in a centralized mode, dispersion is avoided, and the sweeping efficiency is improved. The device is simple in structure, high in adaptability and suitable for complex terrains such as construction sites and rural roads, and has good application and popularization value.

The invention discloses a pavement performance prediction method for a rural simple pavement, and the method comprises the steps: data standardization: constructing an original matrix based on a disease evaluation value, and carrying out the standardization; carrying out formalized quantitative analysis, collecting disease, climate and traffic data, calculating weights and road surface damage condition indexes through a dynamic weight function, and carrying out multi-level summarization; constructing a rural highway use performance evaluation system, and performing PQI evaluation based on sampling data; feature selection, systematic analysis of disease types, and screening of main diseases through optimal subset regression, LASSO regression and random forest; index entropy and weight are calculated, disease entropy is quantified and standardized, and entropy weight is calculated based on information utility value. According to the method, the problems that in the prior art, rural simple paving materials lack systematic research, maintenance intervention influences are ignored, disease weight distribution is not scientific, and classification depends on artificial experience, so that model generalization is poor are solved, and the scientificity and accuracy of rural road maintenance are improved.

This invention relates to the field of route planning technology, specifically to a rural grid-based governance planning method, system, and storage medium. By introducing an adaptive rotating grid division mechanism, this invention provides a rural grid-based governance planning method and system. First, a two-dimensional electronic map of the village is divided and labeled into grids. The number of road surface planning grids is obtained, and multiple sets of planning sets are constructed within the flat ground grids, from which candidate planning sets are selected. For the skeleton in any candidate planning set, skeleton connection rules and grid allocation rules are set based on the number of road surface planning grids and the road surface grids. The skeletons are connected according to these rules to obtain the final skeleton. Finally, the final skeleton of the optimal candidate planning set is selected for road paving. This invention's method and system significantly improve the refined utilization rate of construction resources while reducing construction costs, enhancing the overall connectivity and accessibility of the rural road network, and showing promising application prospects.

The utility model discloses a rural road early warning board, which relates to the technical field of rural road construction and comprises a base, a vertical plate, a mounting frame and an early warning board, wherein anti-collision mechanisms are symmetrically arranged at the outer ends of the vertical plates, each anti-collision mechanism comprises a mounting cylinder, an anti-collision plate and a fixing frame, and a connecting rod buffering assembly is arranged in each fixing frame; the mounting cylinder is arranged at the opening of the fixed frame; the anti-collision plate is connected with the extending end of the sliding rod of the buffering part. According to the anti-collision mechanism, through mutual cooperation of the buffering part and the connecting rod buffering assembly, the anti-collision plate has a good buffering effect, the falling process can be buffered when falling occurs, and the service life of the anti-collision plate is prolonged.

The invention relates to a height limiting frame, in particular to a road surface manual and automatic lifting type height limiting frame which comprises a stand column, a lifting warning rod is slidably connected to the inner side of the stand column, a sensor fixing rod is fixedly connected to the bottom of the lifting warning rod and slidably connected to the inner side of the stand column, and one end of the lifting warning rod is fixedly connected with a first steel wire rope. Two fixed pulleys are rotationally connected into the stand column and distributed in an axial symmetry mode, the first steel wire rope is slidably connected to the outer sides of the two fixed pulleys, and a driving assembly is arranged on one side of the stand column. The height limiting frame can have the advantages of manual adjustment and electric adjustment at the same time, the defects of the height limiting frame are avoided, single-person convenient operation is achieved through a pure mechanical structure, and the height limiting function of continuous and accurate adjustment and no energy dependence can be achieved through electric use; the method is suitable for non-power-supply conditions or low-frequency adjustment scenes such as rural roads, mining area entrances and temporary construction road sections.

The invention relates to the technical field of business propaganda devices, in particular to a rural e-commerce propaganda device which comprises a moving mechanism, the moving mechanism comprises a base and a buffer plate, first bearings are fixedly installed at the lower end of the base along the four vertex angles, and first shaft rods are fixed to the inner ring walls of the first bearings in an interference and penetrating mode. According to the scheme, movement in any direction is achieved through the universal wheels installed at the four top corners of the base, the wheels have the brake function to ensure the stability during static, in the moving process, the buffer rods are in sliding fit with compression rebound of the buffer springs in the buffer sleeves, vibration is effectively absorbed, and assemblies such as an electronic screen and a bulletin board above are protected against bumping damage; the design of the handle frame and the handle rod further simplifies the manual pushing operation, so that the propaganda device can be easily transported and quickly deployed on the uneven road surface of the country, and the adaptability and durability of the propaganda device are remarkably improved.

The application discloses a kind of cultivated land concentrated piece degree calculation method and system considering peripheral connected elements, belong to cultivated land layout planning field.The method specifically includes: obtaining preprocessed cultivated land map spot vector data;Filter ditch, rural road, river and so on adjacent to cultivated land as connected element data;With cultivated land map spot as center, generate buffer zone, filter connected element and merge to form piece map spot vector data set;After fusing adjacent piece map spot, calculate the net area of cultivated land in each spot, and obtain piece degree result by hierarchical statistics.The method considers the correlation between cultivated land and peripheral land class, innovatively introduces peripheral connected element, solves the problem that traditional method is difficult to accurately analyze piece pattern under multi-scale, avoids grid data error through vector data modeling, and parameters can be adjusted according to regional characteristics, to provide scientific basis for cultivated land layout optimization.

The application relates to the technical field of automatic driving simulation training, and discloses an automatic driving model training method, wherein the automatic simulation training system further comprises a control center, an identification unit, a scoring unit and a decision module. The automatic driving simulation training system is provided, the time module is used to collect the data of the vehicle flow and the people flow in the urban road, the urban and rural road and the special road in the road condition information collection unit in different time periods and special time periods of festivals, so that the data of the vehicle flow and the people flow in different time periods in different road conditions can be substituted into the automatic driving simulation training in the process of automatic driving simulation training of the vehicle, the automatic driving vehicle is more close to the actual life for simulation experiment, problems that may occur in the actual operation of the automatic driving can be updated and improved by the staff, and the safety in the actual use process of the automatic driving is improved.

The utility model relates to the technical field of highway engineering, in particular to a mountainous area rural highway concrete side formwork which comprises a plurality of steel side formworks, every two steel side formworks are connected through a steel hinge, a side formwork support is installed on the inner side of each steel side formwork in a rotating mode, and a conical rod is connected into each side formwork support in a sliding mode. The upper end of the cone rod is fixedly connected with an upper baffle, the lower side of the cone rod is fixedly connected with a lower baffle, the cone rod is of a hollow structure, the lower side of the cone rod is slidably connected with two transverse insertion plates, and the end sides of the transverse insertion plates are of tip structures. By means of the special formwork, the erecting efficiency of the formwork at the large longitudinal slope return bend position is improved, the road alignment at the large longitudinal slope return bend position is optimized, driving safety is guaranteed, meanwhile, the road is beautified, manual repeated formwork adjustment is reduced, formwork explosion is reduced, concrete is saved, the formwork is suitable for various mountain roads, and diversified construction requirements are met.

The invention discloses a method for automatically identifying traffic illegal behaviors of two tricycles based on rural roads, and belongs to the technical field of intelligent traffic and computer vision. The core scheme of the invention comprises the following steps: deploying two sets of upstream and downstream special image acquisition devices with specific overlook and included angles on the same side of a road; capturing license plate information of a vehicle by using upstream equipment, and synchronously capturing face and behavior characteristics of a driver by using downstream equipment; after identification is carried out through an edge enhancement convolution module and a lightweight improved deep learning model, a multi-frame time sequence fusion judgment mechanism is innovatively adopted to analyze an identification result in a continuous time window, and law violation is confirmed only when law violation features stably appear and reach a preset threshold value. According to the method, instantaneous interference can be effectively filtered out, the accuracy and robustness of detection are greatly improved, structured electronic evidence containing multi-dimensional images can be automatically generated, and full-process automation and high reliability of illegal evidence collection are achieved.

The utility model relates to the technical field of asphalt heating equipment, and discloses a rapid heating device for rural highway asphalt road repair, which comprises a heating cylinder and a lifting cover, the heating cylinder comprises a support ring and two groups of support frames, the support ring is arranged at the top end of the outer side of the heating cylinder, the two groups of support frames are respectively and symmetrically arranged on two sides of the bottom of the heating cylinder, and the lifting cover is arranged on the lifting cover. The lifting cover comprises a gear motor, a rotating shaft and a stirring arm, the gear motor is arranged in the middle of the top of the lifting cover, and the rotating shaft is arranged at the output end of the gear motor. The heating cylinder can be heated through the electric heating assembly, the lifting cover can be stably lifted and adjusted through the servo motor, the screw rod and the positioning rod, so that the use position of the stirring arm can be adjusted, the stirring arm can be driven to rotate through the gear motor and the rotating shaft, asphalt raw materials in the heating cylinder are stirred, and the stirring efficiency is improved. The asphalt raw material can be uniformly heated, and the asphalt heating speed is increased.

The present application relates to a rural highway pavement widening and reinforcement cost prediction analysis method. In order to solve the data structure heterogeneity and dynamic weight adaptation problem among the three targets of cost, quality and safety in engineering investment evaluation, a multi-objective comprehensive prediction method based on feature space decoupling and environment adaptive weight strategy is proposed. Through multi-source data extraction and semantic label recognition, the method constructs three types of feature subspaces of cost, quality and safety, and realizes single target prediction by using independent deep neural network. Combined with the real-time construction stage and environmental state, the weight distribution is dynamically generated to realize the multi-objective collaborative fusion prediction. The actual engineering data feedback is used to optimize the feature structure and weight system, and improve the prediction accuracy and model adaptive ability. The scheme realizes multi-objective isolation reasoning and collaborative aggregation, which can significantly improve the scientificity and decision reliability of the early investment evaluation of rural highway engineering.