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470results about How to "Does not affect traffic" patented technology

Vehicle type recognition method based on CNN and domain adaptive learning

The invention relates to a vehicle type recognition method based on a CNN and domain adaptive learning. The method comprises steps of: establishing a CNN-based initial model by adding a rotation-invariant layer in an Alexnet network, distinguishing a discriminant layer and designing a new objective function; separately extracting the feature maps of different-domain sample convolution layers by using the established initial model, calculating the cosine similarity between the sample feature maps, determining the shared convolution kernel or the non-shared convolution kernel of the CNN, retaining the weight and the offset of the shared convolution kernel, and updating the weight and the offset of the non-shared convolution kernel; based on a target-domain training sample, calculating the cosine similarity between respective feature map layers and the average similarity of the entire target domain, and clustering each type of similar feature maps according to the average similarity; expanding source-domain samples with similar distribution characteristics in the target domain to new samples in the target domain, adjusting the entire CNN model by using the new samples in the target domain, and then using a softmax classifier to classify the vehicle types of the test samples in the target domain.
Owner:NANJING UNIV OF INFORMATION SCI & TECH

Flexible protective shed-tunnel and method for designing same

The invention discloses a flexible protective shed-tunnel with an energy-consuming shock absorbers and a method for designing the same to overcome the shortage that energy-consuming shock-absorbing shed-tunnel in the prior art is only applicable to be an upright type. The protective shed-tunnel comprises a shed, supports and energy-consuming shock absorbers, wherein the energy-consuming shock absorbers are used for connecting the shed with the supports, the shed is in an arch structure and comprises a plurality of parallel steel structured main arch rings, and the main arch rings are integrally connected through round support tubes arranged in a mesh form. Double flexible protective nets are mounted outside the main arch rings, the flexible protective nets are annular steel wire nets, and the shed-tunnel is especially applicable to mounting above a bridge road segment. The invention further provides a method for designing the protective shed-tunnel to determine design parameters of wall thicknesses of the energy-consuming shock absorbers. The flexible protective shed-tunnel is simple in structure, easy in construction, effective in protection and especially applicable to being constructed above the bridge road segment. The shed-tunnel design method is reliable in principle, simple in process and applicable to meeting construction field requirements.
Owner:INST OF MOUNTAIN HAZARDS & ENVIRONMENT CHINESE ACADEMY OF SCI

City management intelligent streetlamp

The invention discloses a city management intelligent streetlamp which comprises a streetlamp body arranged on a municipal road. A core controller is arranged in a lamp post of the streetlamp body. The core controller is connected with an illumination system, a water supply pipeline, an environment monitoring system and a communication system. The illumination system comprises a city streetlamp and a streetlamp controller. The streetlamp controller is in controlled connection through the core controller. The communication system comprises a wireless GPRS gateway module, a WiFi router and a ZigBee wireless unvarnished transmission module. The communication system is connected to a cloud service platform. The cloud service platform is connected with a government public information platform. A public information display is installed on the streetlamp body. The core controller is connected to a public security video monitoring system, a sky net monitoring system and a well lid monitoring managing system. By means of the city management intelligent streetlamp, the air humidity and temperature can be adjusted to a certain degree, the PM2.5 value in the air is reduced, the public information display is further arranged and can play government public information in real time, and due to the arranged public security video monitoring system and the interconnected sky net monitoring system and well lid monitoring managing system, good security work can be done.
Owner:江西中天景建设有限公司

Oversize and overload nonlocal law enforcement system

The invention provides an oversize and overload nonlocal law enforcement system comprising a weighing subsystem which is used for realizing acquisition of vehicle weight data; a contour scanning subsystem which is used for realizing acquisition of vehicle contour data; a license plate recognition subsystem which is used for realizing acquisition of vehicle license plate information; an information release subsystem which is used for realizing information publishing and alarm prompting of oversize and overload vehicles; and a data processing subsystem which is used for judging the model number, the size and the weight of the current vehicle according to the vehicle contour data acquired by the contour scanning subsystem and the vehicle license plate information acquired by the license plate recognition subsystem so as to know whether the size of the vehicle is oversize and whether the weight is overload and transmit the local data to a background management part and also publish and alarm the oversize and overload vehicle license plates on the information release subsystem. The oversize and overload nonlocal law enforcement system is high in intelligent degree so that equipment and manpower input cost can be reduced, data acquisition and analysis can be performed anytime and anywhere and the working efficiency can be enhanced.
Owner:SHANGHAI LIANGXIANG INTELLIGENCE ENG +2

Train platform precise display and cross-line voice alarm integrated management system for railway station

The invention particularly relates to a train platform precise display and cross-line voice alarm integrated management system for a railway station. The train platform precise display and cross-line voice alarm integrated management system comprises an information management platform and a compartment number display system which comprises a plurality of display screens, wherein the information management platform is used for analyzing read information, and carrying out information transmission on information to be displayed by the compartment number display system through a network. According to the train platform precise display and cross-line voice alarm integrated management system, compartment numbers are displayed by virtue of an LED (light-emitting diode) display screen; the display system adopts multi-surface display; slope angles between two side surfaces of the display system and the ground are 10-45 degrees and height of the display screens is not greater than 5 cm, so that passengers can be guaranteed to clearly see positions of 3-4 compartments to the greatest extent, the slope angles of the display screens are gentle, passing of pedestrians is not affected, and the problem that the passengers cannot find the positions of the compartments in a waiting process on the train platform, and get across the safe-guard line to possibly have an accident of falling into tacks is solved; the last-meter blind zone problem of safety management is firstly solved, and therefore, the train platform precise display and cross-line voice alarm integrated management system is worthy of being popularized.
Owner:SHANDONG BEIRENHUIZHI ENERGY DEV

Self-balancing external prestressing strengthening method for bridge structure

ActiveCN102587296AReduce the burden onGive full play to the role of reinforcementBridge erection/assemblyBridge strengtheningConcrete beamsT-beam
The invention relates to a self-balancing external prestressing strengthening method for a bridge structure. The self-balancing external prestressing strengthening method is characterized by comprising the following steps of: carrying out interface processing at a connecting place (5) of a top flange of a concrete beam; (2) inserting reinforced bars at the connecting place (5) of the top flange of the concrete beam; (3) installing the reinforced bars at the connecting place (5) of the top flange of the concrete beam; (4) installing the reinforced bar of a steering block (6) and a diverter (9) at the bottom of the beam; (5) symmetrically adding diaphragm plates at a place far away from the end of the beam by 2-3m, and installing an anchorage device (10); (6) concreting the connecting place (5) of the top flange of the beam, the steering block (6) and the newly added diaphragm plates (8); and (7) installing and tensioning an anchoring external cable, thus obtaining a self-balancing external prestressing strengthening structure. An external prestressing system can be used for detecting and adjusting the stress of the cable at any time, inspecting the corrosion condition of the cable and can also be used for maintaining and replacing the cable when necessary. The self-compacting concrete solves the problems of dense reinforcement assembly, complex structure, narrow space of formworks and traditional structural members, cavities caused by the blocking of aggregates and the like, effectively ensures the dense degree of placing concrete and increases the strengthening effect. The self-balancing external prestressing strengthening method can be used for strengthening heavy railroad brides, concrete box girders and T beams.
Owner:SHUOHUANG RAILWAY DEV +3

Slice-groove type new energy vehicle

A slice-groove type new energy vehicle consists of a power receiving slice which is automatically and intelligently controlled and a charging groove on a midline of a road, wherein the charging groove on the midline of the road does not occupy too much space on the road and not affect the traffic and the appearance of a city; and the charging groove is a large power supply unit consisting of numerous small power supply units. When the slice-groove type new energy vehicle runs at the middle of the charging groove, a charging groove tracking indicator light in a cab is automatically turned on, and the power receiving slice is automatically inserted into the charging groove for charging. When the slice-groove type new energy vehicle leaves the charging groove or changes lanes to left or right, the power receiving slice is automatically controlled to be in a storage state. The slice-groove type new energy vehicle is subjected to processes of identification, charging, billing and accumulating when passing each of the small power supply units. The time at which the slice-groove type new energy vehicle runs on the charging groove on the midline of the road is the time of charging, and crowded motor vehicles on urban roads are like an "oversized parking lot". The slice-groove type new energy vehicle makes full use of valuable resources of the urban roads and converts disadvantages into advantages; in addition, not only the working efficiency and charging effect of the slice-groove type new energy vehicle but also the economic efficiency is improved.
Owner:泰安福星汽车配件有限公司

Underground station constructed by prefabricated parts and construction method thereof

The invention discloses an underground station constructed by prefabricated parts and a construction method thereof. The underground station comprises an upper station layer and a lower station layer; the upper station layer and the lower station layer are both formed by assembling a plurality of prefabricated parts, the lower station layer is communicated with the upper station layer, upper and lower station layer stairways are arranged at the communicating position, and the lower station layer is provided with a platform; the upper station layer is communicated with the ground, and a plurality of ground stairways communicated with the ground are arranged in the upper station layer. The lower station layer and the upper station layer are constructed in sequence, stiffening rib steel structures are dismantled after assembly of the prefabricated parts is completed, and an underground station space structure is formed; a top plate of the lower station layer and a bottom plate of the upper station layer are connected through bolts, pouring and leveling treatment is performed on bottom plates of the two layers, combined structure columns in the station are bound, and concrete is poured for reinforcement; then the station is decorated to complete station construction. The method has the advantages that construction is flexible and rapid, small-buried depth construction can be performed, influences on traffic and environment are small, and industrial production can be achieved.
Owner:山东轨道交通勘察设计院有限公司 +1

Measuring device and method for vertical displacement and ground surface settlement of large structure body

The invention discloses a measuring device and method for vertical displacement and ground surface settlement of a large structure body. The measuring device comprises a plurality of measuring units and a data processing center arranged at a far end; each measuring unit comprises an imaging system, a hydro-static leveling instrument, a datum target, one or more measuring targets and one or more laser distance measuring instruments; and after obtaining measured results of the hydro-static leveling instrument, the laser distance measuring instruments and the imaging system, the data processing center calculates to obtain side wall parameters, top displacement parameters and ground surface settlement parameters of the large structure body according to measured results of a settling probe, the datum targets, the measuring targets and the laser distance measuring instruments. The measuring device overcomes the problem that measuring errors of the system are finally caused by deformation due to the fact that the imaging system bears a load or a mounting foundation of the imaging system is deformed and the like, so that measuring accuracy is improved; and meanwhile, non-disturbance measurement of the ground surface settlement parameters is realized, so that passing of vehicles inside is not affected for large structures such as a tunnel, and therefore, the measuring device has relatively high popularization and application value.
Owner:西安敏文测控科技有限公司

Automatic loss assessment method and system for automobile appearance on the basis of deep neural network

The invention discloses an automatic loss assessment method and system for automobile appearance on the basis of a deep neural network. A mobile phone shoots the long-shot/medium-shot photo of an accident automobile, automobile and automobile assembly component detection is carried out on the long-shot/medium-shot photograph in real time, according to an automobile and automobile assembly component detection result, a user is confirmed to shoot in a proper distance, and the user is prompted to shoot a first local automobile photo; the mobile phone continuously shoots the detail photo of the accident automobile, and a damage area in the detail photo is detected in real time; when the damage area is detected, the user is prompted to shoot a first detail photo; after the photo finishes beingshot, the user is continuously prompted to approach to shoot the area, when the damage area is detected again, the user is prompted to shoot a second detail photo, after the second detail photo finishes being shot, a current damage unit is submitted; and a background server carries out damage identification on each group of damage units submitted from the mobile phone, and the identification results of multiple groups of damage units are combined to obtain the damage details of the accident automobile.
Owner:北京深智恒际科技有限公司

Shared bicycle returning and parking management method and system

The invention discloses a shared bicycle returning and parking management method. The method includes the steps of controlling an intelligent lock of a shared bicycle to be unlocked and starting billing when detecting the scanning action of a scanning terminal on a two-dimensional code of the shared bicycle in a renting site, determining the parking position of the shared bicycle and judging whether to trigger the scanning action on the two-dimensional code of the renting site or not when detecting a locking signal of the shared bicycle, and comparing the parking position of the shared bicycle and the area of the renting point and judging whether the parking position of the shared bicycle is located in the area of the renting site or not when detecting that the scanning action on the two-dimensional code of the renting site is triggered. By means of the method, bicycles can be parked and returned normatively without being broken after the shared bicycles are used by users without influencing the traffic or the city appearance, and convenience is brought to users who need to use the shared bicycles. The conditions of all renting sites can be monitored in real time, the bicycles can be scheduled in time to the sites where the bicycles are needed conveniently and rapidly, and the shared bicycles are convenient to maintain.
Owner:杭州大众自行车租赁有限公司

Box girder transfer platform and girder transferring and girder loading working procedures thereof

ActiveCN101818480ARealize parallel constructionShorten the timeBridge erection/assemblyEngineeringPre embedding
The invention relates to a box girder transfer platform and girder transferring and girder loading working procedures thereof. The platform comprises a girder carrying trolley, a telescopic boom, a girder assembly, a door-shaped frame, a driving system, a hydraulic system and an electrical system, wherein the girder carrying trolley is arranged on the telescopic boom; the telescopic boom is supported by the door-shaped frame connected with pre-embedded foundation and the girder assembly arranged on the door-shaped frame; a driving device of the driving system is arranged at the rear end of the telescopic boom; guiding wheels of the driving system are arranged on front and rear end faces of the telescopic boom; a pump station of the hydraulic system is positioned on a girder of the door-shaped frame; a main cabinet of the electrical system is arranged on the girder of the door-shaped frame; the transfer platform can be used for transferring box girders, can transfer the box girders to one side of a bridge floor after the girders are taken from the girder carrying trolley; and after a bridge girder erection machine integrating transfer and erection operates to the side of the transfer platform, the girders are fed for the bridge girder erection machine integrating transfer and erection from the lateral side, so that parallel construction of the girder transfer and bridging is realized, and the girder erecting speed of the bridge girder erection machine integrating transfer and erection is improved greatly.
Owner:CHINA RAILWAY ENG MASCH RES & DESIGN INST CO LTD

Energy-saving suspension-type public bicycle parking station

The invention relates to a suspension-type public bicycle frame, and discloses an energy-saving suspension-type public bicycle parking station. The energy-saving suspension-type public bicycle parking station comprises a suspension-type frame main body, a canopy and a solar power generation panel, wherein the frame main body is fixed on a base, a U-shaped oblique groove is formed in the middle of the base, a bicycle storage wall is arranged above the U-shaped oblique groove, a first track cavity and a fixing lock outlet are formed in the left side of the bicycle storage wall, and a second track cavity, a lifting lock hole and a fixing lock hole are formed in the right side of the bicycle storage wall; a first supporting seat, a second supporting seat, a hydraulic lifting rod, a first casing pipe, a second casing pipe, a first electronic push-pull rod, a second electronic push-pull rod, a lifting lock and a fixing lock are installed inside the frame main body; a convex monitoring camera, an infrared detector, an LED touch screen, a card punching groove, a card read chip and an indicator lamp are installed at the outer side of the frame main body; the canopy is fixed on stand columns, and the solar power generation panel is installed on the canopy by virtue of a rotatable supporting seat. By utilizing the energy-saving suspension-type public bicycle parking station, not only can the energy conservation and environmental protection be realized, but also the floor occupation space is reduced, bicycles are protected, and the bicycles are convenient for travelers to borrow and return.
Owner:李鑫磊

Derrick arrangement of tools for replacing steel arch bridge suspender and replacing method thereof

The invention discloses a derrick arrangement of tools for replacing a steel arch bridge suspender and a replacing method of replacing the steel arch bridge suspender. The derrick arrangement of tools for replacing the steel arch bridge comprises limit devices arranged symmetrically on two sides of the suspender, steel wire ropes, an intermediate converting device, a steel strand and a pocket lifting device fixedly arranged below a crossbeam of the suspender. The limit devices comprises horizontal limit devices and vertical limit devices, wherein the horizontal limit devices are arranged on an arc face of the top portion of an arch ring, and the vertical limit devices are arranged at two sides of the arch ring. Rubber cushions are laid between the horizontal limit devices and the top face of the arch ring, and the steel wire ropes are wound on the arch ring and are fixed by the limit devices. Two ends of the steel wire ropes are connected with the intermediate converting device, the other end of the intermediate converting device is connected with the upper end of the steel strand, and the lower end of the steel strand is connected with the pocket lifting device. The bottom portion of the pocket lifting device is connected with a lifting jack used for tensioning the steel strand. The derrick arrangement of tools for replacing the steel arch bridge is used for the method of replacing the steel arch suspender. The derrick arrangement of tools for replacing the steel arch bridge and the method of replacing the steel arch bridge have the advantages of being good in applicability, simple in structure, convenient to operate, space-saving, safe, reliable and economical, and good in application prospects.
Owner:CCCC ROAD & BRIDGE SPECIAL ENG

Tunnel lining defect ground-penetrating radar detection system on basis of wall clinging type detection vehicle

The invention discloses a tunnel lining defect ground-penetrating radar detection system on the basis of a wall clinging type detection vehicle. The tunnel lining defect ground-penetrating radar detection system comprises the wall clinging type detection vehicle, a GPS/INS (global positioning system/inertial navigation system) combined navigation module, a vehicular communication and transmission module, a movement controller, a ground-penetrating radar module and a ground workstation. The wall clinging type detection vehicle is used for being attached onto tunnel lining surfaces and can move according to set paths; the GPS/INS combined navigation module is used for navigating the detection vehicle; the vehicular communication and transmission module is used for being in two-way communication with the ground workstation, receiving instruction signals of the workstation and transmitting positioning signals and detection signals to the workstation; the detection vehicle can move under the control of the movement controller; the ground-penetrating radar module is used for detecting cavities in lining back surfaces; the ground workstation is used for designing and controlling the navigation paths for the wall clinging type detection vehicle, and detection data transmitted by the detection vehicle can be received, analyzed and displayed by the ground workstation; the GPS/INS combined navigation module, the vehicular communication and transmission module, the movement controller and the ground-penetrating radar module are mounted on the wall clinging type detection vehicle. The tunnel lining defect ground-penetrating radar detection system has the advantages that traffic closure can be omitted, and the tunnel lining defect ground-penetrating radar detection system is low in cost and high in precision.
Owner:SHAOXING UNIVERSITY

Self-propelled dual-beam bridge maintenance platform

The invention belongs to the technical field of bridge maintenance and particularly relates to a self-propelled dual-beam bridge maintenance platform. According to the technical scheme, the self-propelled dual-beam bridge maintenance platform comprises two maintenance rack cars of the identical structure; each maintenance rack car comprises a bridge floor traveling mechanism, a telescopic arm assembly, turning mechanisms, vertical trusses, a detection platform fixing frame, a detection platform telescopic frame and a docking device; the traveling mechanisms are arranged on the two sides of a bridge floor; the head portion of each telescopic arm assembly is connected with the corresponding traveling mechanism; the upper portion of a connecting cross beam of each telescopic arm assembly is provided with the two corresponding turning mechanisms, and the two turning mechanisms are each provided with one vertical truss; the lower portion of each vertical truss is connected with a bottom detection platform; and as for the two maintenance rack cars, the bottom detection platforms can be connected into a whole through the docking devices. The self-propelled dual-beam bridge maintenance platform has the advantages of being convenient and fast to install, capable of being unfolded mechanically, free of occupying the bridge floor and influencing traffic, capable of passing through obstacles on the roadside and pier obstacles, and the like.
Owner:CHINA HARZONE IND CORP

Walking type jacking construction method and device for large-span reinforced concrete combined beams

The invention provides a walking type jacking construction method and device for large-span reinforced concrete combined beams. The walking type jacking construction method comprises the following steps that temporary piers are arranged between all main piers of a bridge girder; a jacking device and two bearing beams are installed on each temporary pier, wherein each jacking device is arranged between the corresponding two bearing beams; the reinforced concrete combined beams are arranged on the bearing beams of the temporary piers; the jacking devices carry out upward jacking in place and make contact with the bottoms of the reinforced concrete combined beams; the jacking devices continue to carry out upward jacking, jack the reinforced concrete combined beams and break away from the bearing beams; the jacking devices are pushed forward and drive the reinforced concrete combined beams to move forward by a set stroke; the jacking devices descend so that the reinforced concrete combined beams can be arranged on the bearing beams of the temporary piers in a supporting mode again; the jacking devices continue to descend to the initial positions and are pushed backwards to the initial positions, so that a jacking stroke is finished; the above steps are conducted repeatedly until construction of the whole bridge girder is completed. According to the walking type jacking construction method and device for the large-span reinforced concrete combined beams, manpower, material resources and financial resources are saved on the premise of guaranteeing the construction period; meanwhile, the walking type jacking construction method and device for the large-span reinforced concrete combined beams have the advantages that construction and operation are convenient, safety and reliability are realized, efficiency is high, the construction period is short, and the comprehensive cost is low.
Owner:SHANGHAI TUNNEL ENG CO LTD +3

Integrated working machine for non-excavation pipeline

ActiveCN102200212AChange usage specificationsEasy to operatePigs/molesLow noiseIndustrial engineering
The invention relates to an integrated working machine for a non-excavation pipeline, belonging to the field of engineering machinery. A rigid working head, a supporting machine, a pipe wall tensioning machine, a spiral pusher, a supporting machine and a control box are spliced to form the integrated working machine for the non-excavation pipeline. The working machine provided by the invention isspecial machinery specially used in cleaning silt, cleaning and checking the dragging and pushing operation in a pipe for a pipeline at the state of non-excavation, and can maintain the partial defects of the inner part of the pipe. The working machine has the advantages of small flooring area, low noise, rapid speed, high concealment, good enginnering safety and civilized construction, does not damage to the ground environment, does not influence traffic, the normal life and working order for people, is environmentally-friendly construction machinery, and is good helper for management pesonnel and maintaining personnel for city management; and the machine has the advantages of working efficiency, low construction cost, energy conservation, time and labor conservation, and high automoticity and is simple in operation, is convenient to maintain the pipeline, the service life of a pipe body is prolonged, the operation cost of the pipeline is reduced, and the econimoc benefit is improved.
Owner:高为人

Multi-girder section steel-doublelayer concrete bridge deck composite beam implementing technology

The invention relates to a multi-girder section steel-doublelayer concrete bridge deck composite beam implementing technology; the technology comprises the following steps: firstly welding shearing force nails on top edge of each H-shape section steel; combining with a bottom concrete bridge deck, and reserving anchor bars on the bottom concrete bridge deck; using a truck crane to transversely mount composite beams formed by the H-shape section steels and bottom concrete bridge decks one by one hole-to-hole, using elastic rubber strips to seal slab joints between the composite beams, using the bottom concrete bridge deck as a template, binding a top deck steel network with the anchor bars, and finally casting-in-situ an upper concrete slab on the bottom concrete bridge deck; the upper concrete slab and the bottom concrete bridge deck are connected through the anchor bars and the shearing force nails, thus forming the multi-girder section steel-doublelayer concrete bridge deck composite beam; the technology considers design, making, construction, and economic factors, is light in weight, fast in speed, short in period, less in land occupation, low in noises, so city original transport cannot be affected, thus providing wide prospect in the municipal bridge application.
Owner:CHINA MAJOR BRIDGE ENERGINEERING
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