59results about How to "Accurate arrival" patented technology

The invention discloses a tourism big data co-constructing and sharing system based on a cloud platform, and relates to the application field of the tourism big data. The system comprises a cloud storage center, a scenic area comprehensive resource system, a mobile service terminal and an intermediate processing system; the cloud storage center is used for storing tourism resource information andestablishing a database according to the tourism resource information; the scenic area comprehensive resource system is used for colleting and storing the tourism scenic area data information to formthe tourism scenic area information database, and transmitting the stored data to the intermediate processing system; the mobile service terminal is used for collecting tourist information, displayingthe tourist information and the tourism scenic area information, and feeding back the tourism experience to the scenic area comprehensive resource system; and the intermediate processing system is used for establishing the contact among a cloud storage center, the mobile service terminal and the scenic area comprehensive resource system, collecting the tourism resource information of each tourismscenic area and transmitting to the cloud storage center to store; and the tourism resource information is displayed on the mobile service terminal according to the category division of the tourism scenic area.

The invention relates to an outsourcing team control system, comprising at least one hand-held terminal, a server side and various identification labels. The hand-held terminal is a mobile intelligent terminal with the functions of remote identification of 2.4G active electronic labels, photographing and camera shooting, bar code scanning and navigation positioning, and performs data interaction with the server side through a wireless network; the identification labels comprise 2.4 active electronic labels, one-dimensional code labels and two-dimensional code labels; the server side comprises the following function modules: a, work plan management module; b, outsourcing team management module; c, outsourcing team personnel management module; d, black list management module; e, active electronic label IC card management module; f, tool intelligent management module; g, query statistics module; and h, database module. Each work plan contains construction detailed information; an inspector can be guided to a construction site through the hand-held terminal, and manages outsourcing teams through operating the hand-held terminal.

The invention discloses a gauze mask ear band welding machine. A material loading mechanism arranged on the gauze mask ear band welding machine enables a gauze mask to rotate at multiple angles so asto enable the gauze mask to accurately reach a welding point; the material loading mechanism is provided with a pressing mechanism to press the gauze mask, and an automatic conveying mechanism conveysear bands; a thread pulling and cutting mechanism automatically pulls the ear bands to enable the ear bands to be pulled for a consistent distance, and a cutting mechanism automatically cuts off theear bands at a fixed distance; an ear band clamping mechanism clamps the ear bands before the ear bands are cut off, and after the ear bands are cut off, the ear bands can be bent to enable two ends of each ear band to accurately aim at the welding point; a double-ear-clamping-band mechanism is used for tightly pressing two ends of each bent ear band to the gauze mask body, and two ends of each ear band are accurately tightly pressed on the welding point position of the gauze mask body; and a welding mechanism is arranged on the lower side of a table board, and the welding mechanism accuratelyaims at the welding point to weld the ear bands to the gauze mask to finish welding. The gauze mask welded with the ear bands can be conveniently taken out, the material loading mechanism rotates a gauze mask material loading table for a certain angle to rotate the gauze mask welded with the ear bands to a material discharging side, and the gauze mask can be manually taken out.

The present invention discloses an unmanned aerial vehicle-based pesticide spray control method. According to the method, the boundaries of farmland areas are set to be positioning points; a target unmanned aerial vehicle obtains the position information of a starting point, the position information of a target unmanned aerial vehicle base station closest to the target unmanned aerial vehicle and the position information of each positioning point in the pesticide spray areas; and the target unmanned aerial vehicle flies to the target unmanned aerial vehicle base station and the positioning points and performs pesticide spray operation when flying over all the positioning points. According to the method, the unmanned aerial vehicle does not calculate an entire navigation path at one time, but splits the entire navigation path into a plurality of navigation paths with the unmanned aerial vehicle base station adopted as a midpoint, and therefore, the calculation quantity of each calculation operation can be reduced; and the unmanned aerial vehicle can update the navigation route at any time according to traffic conditions, and therefore, flight positioning error can be decreased, the unmanned aerial vehicle can arrive at a destination more accurately, and the accuracy of pesticide application can be improved.

The invention discloses an anytime recovery sparse A<*> and Kalman filtering-based dynamic route planning method, and belongs to the technical field of unmanned aerial vehicle route planning. The implementation method comprises the steps of firstly, estimating dynamic threat and a position of a moving target in a next moment task environment by a self-adaptive expansion Kalman filtering algorithmwithin a target observation period T according to a rolling planning strategy, and taking an estimation result as input information of unmanned aerial vehicle route planning; and secondly, performingunmanned aerial vehicle rapid route planning by employing the Anytime recovery sparse A<*> algorithm so that an unmanned aerial vehicle can sense the environmental changes in advance, a route direction is changed, a practical route is output within limited time, the dynamic threat is smoothly prevented and a target region is accurately reached. Under the condition that the dynamic threat and the moving target exists in a real task environment of the unmanned aerial vehicle, all threats all can be enabled to be prevented by the unmanned aerial vehicle, and the time of reaching the target regionis shortened. The anytime recovery sparse A<*> and Kalman filtering-based dynamic route planning method has the characteristics of high solution efficiency and high robustness.

The invention relates to an unmanned water surface floating garbage cleaning ship and a control method thereof in the technical field of water surface garbage salvage. The unmanned water surface floating garbage cleaning ship comprises a hull; an article storage bin used for storing garbage and a garbage cleaning part used for picking up water surface floating garbage are arranged on the hull; a rolling frame, a conveying belt mechanism, an electric push rod and a garbage blocking mechanism which is distributed in a splayed shape are arranged on the garbage cleaning part; a propeller is arranged at the tail part of the hull; a camera used for image collection is also arranged; a GPS module and a 4G module are also arranged; and a control device connected with the propeller, the camera, theGPS module and the 4G module via electric signals are arranged on the hull. According to the unmanned water surface floating garbage cleaning ship, through application of the unmanned water surface floating garbage cleaning ship, long-distance accurate garbage cleaning is realized, and human resources loss is reduced.

The invention provides a map vision correction method and correction device based on points of interest. The method includes displaying map vision and the points of interest on a screen; when the map vision changes, correcting the map vision on the basis of the positions of the points of interest on the screen.

The invention relates to a bevel gear drive type unilateral bolt fastener mounting tool. The bevel gear drive type unilateral bolt fastener mounting tool comprises a bolt supporting rod, gasket support rods, sliders, a wire coil, a bevel gear rotating part and a casing, wherein the wire coil is nested in the bolt support rod, the bolt support rod is sleeved with the casing, sliding chutes are formed in the top surface of the casing radially, the bevel gear rotating part is arranged on the casing, a first screw thread is arranged on the top end surface of the wire coil, a bevel gear meshed with the bevel gear rotating part is arranged on the bottom end surface of the wire coil, the tops of the sliders are placed in the sliding chutes, second screw threads meshed with the first screw thread are arranged at the bottoms of the sliders, and the gasket support rods are arranged on the sliders. Compared with the prior art, the mounting tool realizes unilateral mounting, the mounting mode is simple, the processing accuracy requirement is low, and the cost is low, and better economy is realized; meanwhile, reduction of the screw bolt part is not avoided, the bearing load is greatly improved, and the mounting tool has better mechanical property and wide application prospect and can be widely applied to civil construction engineering and the like.

The invention discloses a mobile phone for bus-stop-reporting and a bus-stop-reporting method. The mobile phone comprises a CPU (central processing unit), a music module, a GPS (global positioning system) module, a storage device, map software, timing software and a bus-stop-reporting unit, wherein the CPU is electrically connected with the music module, the GPS module and the storage device respectively; the storage device is electrically connected with the GPS module; the bus-stop-reporting unit comprises a starting module, a searching module, an obtaining module, a setting module, a judging module and a prompting module. The bus-stop-reporting method comprises the following steps: firstly obtaining a map, obtaining GPS coordinates corresponding to a starting station, a terminal station as well as bus stops on the way of a bus route from the GPS module and storing the GPS coordinates; selecting the bus route and a target bus stop by a user, obtaining the GPS coordinates of a previous bus stop of the target bus stop from the storage device as set GPS coordinates and storing the GPS coordinates, continuously obtaining instant GPS coordinates of a bus in a riding process, comparing the instant GPS coordinates with the set GPS coordinates, starting the music module to play music to prompt of arriving at the next bus stop when the instant GPS coordinates are consistent with the set GPS coordinates. The mobile phone has the characteristics of being convenient and quick, and high in intelligent degree.

The invention discloses a thermal ablation needle and an application method thereof. The thermal ablation needle comprises an ablation needle head 1, an ablation needle rod and an ablation needle tube. The ablation needle head is made of diamond particles with a high nitrogen vacancy (NV) color center content, and the ablation needle rod is an optical fiber. The ablation needle head adheres to the ablation needle rod in a seamless mode with UV glue or low-melting-point glass powder, and the ablation rod extends into the conical hollow capillary ablation needle tube matched with the ablation rod. Through the optical detection magnetic resonance technology (ODMR), the numerical value of the potential energy D of a crystal field is measured, and the function relation between laser power and the temperature of the ablation needle head is then calculated, so that temperature control is achieved. An NV color center itself can serve as a temperature sensor, and the temperature of the ablation needle head can be measured and controlled in real time. The thermal ablation needle can precisely move between two pieces of tissue by means of an existing CT or ultrasonic image and magnetic resonance imaging system and reach the part needing to be treated more accurately, and the whole thermal ablation needle is small in diameter and low in weight, does not need water cooling, and is simple in system and more flexible.

The invention discloses an implantable biological brain electrode multi-stage propulsion system and an operation method thereof. A bioelectrode is three-stage advancement, and comprises a positioningstage, an advancement stage and a conductive stage in turn. The positioning stage is used to fix the position of the electrode body and break through endocraniums and arachnoids. The tip reaches the outside of the arachnoids, so as to prevent inflammatory reaction caused by damaged tissues brought into the cerebral cortex by the electrode. The advancement stage is used to carry the conductive stage to a target implantation site in the cortex. The conductive stage is made of a core wire and a conductive biomaterial. A communicated porous structure is inside the conductive biomaterial. Nerve inducing factors are perfused onto the porous conductive biomaterial to realize inducing nerve cell synapse ingrowth and electroneurographic signal acquisition. Based on a biological neural interface made of a natural material, natural coupling and functional transition from a biologically active neural network organization to an information sensing device can be realized through the induction of nerve cell synapses, and technical and model foundations are provided for the perfect transition of a brain instruction terminal and an external information acquisition terminal.

The invention designs a mobile service area system of highways and belongs to the technical field of highway service. The mobile service area system comprises a management module, a commanding and dispatching module and a guaranteeing module, wherein all the modules communicate information on the basis of a wireless communication network. The mobile service area system takes the management moduleas the center, the commanding and dispatching module as a carrier and the guaranteeing module as the basis, is equipped with mobile commanding and dispatching vehicles and emergency vehicles, comprehensively coordinate with al service area resources, can handle emergency circumstances of the highways and service areas thereof quickly, accurately and effectively, is low in investment and has significant effects.

The invention discloses a constructional engineering quality acceptance intelligent detection management system based on big data analysis, and the system comprises an outer wall detection point laying module, an outer wall structure layer thickness detection module, a storage database, an outer wall structure quality coefficient analysis module, an outer wall flatness analysis module, an outer wall structure detection terminal, a central server, and a display terminal. The external wall structure is detected through the designed external wall structure detection terminal, the external wall structure parameters are obtained, meanwhile, the external wall structure quality influence coefficient and the wall surface flatness coefficient are intelligently analyzed, then the external wall comprehensive quality evaluation coefficient is obtained, and effective detection of the building external wall quality parameters is achieved; according to the method, the comprehensive quality of the building external wall can be intelligently evaluated, meanwhile, the obtained external wall comprehensive quality evaluation coefficient achieves quantification of the quality of the building external wall, a parameter basis is provided for judging whether the building external wall meets the acceptance requirement, and the defects existing in the manual acceptance process mentioned in the background technology are overcome.

The invention discloses a full-automatic inclinometer and a using method thereof. The inclinometer comprises an inclinometer device and an inclinometry probe. The inclinometer device comprises a box body, a winding mechanism, a positioning mechanism, a monitoring module and a walking mechanism. A containing mechanism and a protective cover mechanism are arranged on the box body. The winding mechanism comprises a reel mechanism, a reel motor and a limiting mechanism. The reel mechanism comprises a reel and a reel disc. The positioning mechanism comprises a reel mechanism and a sliding mechanism. The method comprises the following steps of: 1, installing a top limiting mechanism at a detection hole; 2, arranging a signal cable in a penetrating manner; 3, collecting inclinometry data; and 4,processing inclinometry data. The device is reasonable in design and low in cost, ensures that the measurement probe accurately reaches a measurement position, facilitates repeated monitoring at a specified position, is small in positioning error of the measurement probe, and improves the measurement accuracy; and in addition, the signal cable can be guided, and the signal cable is prevented frombeing wound and piled.

The invention provides a cold chain intelligent information management system. A 3G communication module is used for data control signal transmission communication and interconnection with a cloud database; the storage and the calling of video data, system operation data and operation data are convenient; the system comprises two sub systems and one monitoring platform; the environment data can be effectively collected; the equipment operation state can be monitored; a pre-cooling device is controlled to perform local refrigeration; in addition, the position of the pre-cooling device is controllable and adjustable. The system has the characteristic of real-time data monitoring, remote operation refrigeration and local refrigeration accuracy, and has the advantages that the refrigeration automation degree of a mobile refrigeration house or mobile cold storage vehicle can be effectively improved; the cold chain whole process intelligent monitoring is realized; the local refrigeration is realized; the refrigeration cost is greatly reduced; the refrigeration consumption is reduced; the environment friendly degree is improved.

An embodiment of the invention provides a destination searching method based on voice recognition and a device thereof, wherein the method and the device relate to the field of artificial intelligence. The method comprises the steps of acquiring a first voice signal of a first user, wherein the first voice signal is the voice signal which is transmitted by the first user and is used for indicatinga real-scene picture of the destination; performing characteristic extraction on the first voice signal, and obtaining characteristic information; identifying a voice characteristic according to thecharacteristic information, identifying the first voice signal according to a voice identification model which matches the voice characteristic for obtaining a destination document; grabbing a plurality of real-scene pictures and structured fields in a webpage with the field from a searching engine according to the destination document; extracting keywords in the structured field, and calculatinga similarity value between the keyword and the destination document; using the real-scene picture which corresponds with the keyword with highest similarity as the destination real-scene picture and outputting to the first user. The method and the device provided by the embodiment of the invention can settle a problem of low accuracy in destination searching in prior art.

The invention provides walking type unmanned vehicle washing equipment. The equipment comprises a lifting assembly arranged in an equipment shell, a brush body position control assembly, a cleaning brush assembly and other car washing assemblies; the moving assembly is arranged at the bottom of the equipment shell; the walking type unmanned vehicle washing equipment can walk to a set vehicle washing position, the vehicle washing assembly in the walking type unmanned vehicle washing equipment works in cooperation to complete vehicle washing, the vehicle washing mode of traditional gantry type unmanned vehicle washing equipment is replaced, the walking type unmanned vehicle washing equipment cooperates with a to-be-washed vehicle to complete vehicle washing, the size is small, and the application scene is wide.

The invention discloses an intelligent navigation system based on WiFi positioning. The system comprises a plurality of first routers, a plurality of first WiFi signal nodes, a position server and an intelligent terminal. The intelligent terminal is connected with the position server through a wireless network. The position server detects information of the first routers through the first WiFi signal nodes according to a WiFi configuration module output by the intelligent terminal, determines the position information of the intelligent terminal, transmits the position information to the intelligent terminal, and displays an electronic map displayed in the display module. At the same time, the invention also provides an intelligent navigation method based on WiFi positioning. The intelligent navigation system based on WiFi positioning achieves WiFi positioning navigation in a specific region based on the network layout formed by broadcasting and TV three network integration, enables people to carry out positioning accurately and rapidly and to arrive at the destination according to the formed navigation route.

The invention discloses a falling film type evaporator. The falling film type evaporator comprises a liquid distribution main pipe, a plurality of distributors communicated with the liquid distribution main pipe, a heat exchanger and a liquid distribution pipe which is used for communicating the distributors with the heat exchanger; the heat exchanger comprises a shell, a liquid inlet cavity, a heat exchange cavity and an gas outlet cavity communicated with the heat exchange cavity, the heat exchange cavity is located at the lower end of the liquid inlet cavity, the gas outlet cavities are located on the two sides of the heat exchange cavity; and a liquid equalizing assembly is arranged at the joint of the liquid inlet cavity and the heat exchange cavity, a plurality of heat exchange pipesare arranged in the heat exchange cavity, and a gas baffle plate is arranged at the joint of the heat exchange cavity and the gas inlet cavity. According to the falling film type evaporator, the distributor is arranged outside the heat exchanger, so that the volume of the evaporator cylinder is reduced, the design is reasonable, the structure is simple, the control is convenient, the unit cold capacity can be improved under the refrigerating working condition, and the user requirements are met.

The invention discloses a high-precision motor driving closed-loop control system based on an interference suppression circuit. The system is mainly composed of a position regulator, a current regulator connected with the position regulator, a driving circuit connected with the current regulator, a motor connected with the driving circuit, and the like. A grating ruler detects the position pulse of the workbench and feeds the position pulse back to the position regulator, and the position regulator regulates the output number of pulses and frequency in real time according to the detected actual displacement state to make the stepper motor stabilized in a normal running state and to make the actual position and the instruction position consistent so as to locate a workbench accurately. The system is equipped with an interference suppression circuit which can suppress interference signals doped in digital pulse signals fed back by the grating ruler, so that the position regulator can receive more accurate feedback signals and better control the motor, and the workbench can reach a set position accurately.

The invention discloses a cutting-off machine for making bone samples. According to the cutting-off machine for making bone samples, a motor driver (1), a motor (2) and a coupling (4) are packaged in a machine case (3), and the machine case (3) is provided with a device for dissipating the heat of the motor (2) at the same time, and is provided with a residual material hopper assembly (11) through fastening screws; and a cutting-off saw blade (9) driven by a driving shaft (12) is installed above the residual material hopper assembly (11) and used for cutting one bone sample clamped by a multi-angle adjustment holder assembly (7). According to the cutting-off machine for making bone samples, flexible positioning of bone samples for cutting is achieved through a feeding guide rail assembly (10), a lifting stand column assembly (8), the multi-angle adjustment holder assembly (7) and a laser aligner (5). The cutting-off machine for making bone samples has good adaptability in making various bone samples within a certain range, the multi-angle adjustment holder assembly (7) has the advantage of being capable of being fixed at any position at more than one angle at the same time, and the process of cutting is more flexible.

The object of the invention is to provide a detachable U-shaped insulating rod device. A technical problem of using an intelligent way to detach a line high voltage drop-out cartridge in heavy weather is solved. The detachable U-shaped insulating rod device comprises a contact mechanism, a simple dismounting mechanism, an insulating rod mechanism, a base mechanism, a monitoring device, and a control system. The detachable U-shaped insulating rod device is advantageous in that by using the intelligent control way, the remote operation of the insulating rod is realized, and therefore working is carried out away from a dangerous area; a height displacement adjusting function, a horizontal displacement adjusting function, and a monitoring function are provided, and then the device can reach a working point accurately.

The invention provides an ultrasound-guided nerve block puncture needle, which can enhance ultrasonic reflection and further clearly image. The nerve block puncture needle comprises a needle tip guiding area, a needle body, a needle base, an extension tube and a needle tail, wherein the needle tip guiding area comprises a puncture end and a guiding part, and a plurality of annular grooves arranged in a linear mode are formed in the shallow surface layer of the tube wall of the guiding part. The puncture needle has remarkably improved ultrasound reflection and clearer developing effects, and the safety and the effectiveness during puncture are effectively improved.

The invention relates to an online distribution method of sub-module controller addresses in a multilevel converter, which is applied to a modular multilevel converter control system communication network, equipment in the communication network comprises a valve base controller (VBC) and N sub-module controllers (SMC) which are in communication connection with each other, and N is a positive integer. The valve base controller is in communication connection with at least one of the N sub-module controllers, and the method is characterized by comprising the steps that the valve base controller sends a calibration frame to the communication network, the calibration frame comprises address information and path information of a target sub-module controller, and the target sub-module controlleris in communication connection with the valve base controller. The calibration frame is enabled to reach a target sub-module controller along a transmission path specified according to the path information; the target sub-module controller receives the calibration frame and stores the address information; and the target sub-module controller sends an acknowledgement frame to the valve base controller to indicate that the target sub-module controller is online.

The invention discloses a motor closed-loop control system based on accurate signal feedback, which mainly consists of a position regulator, a current regulator connected with the position regulator, a drive circuit connected with the current regulator, and a motor connected with the drive circuit , a workbench connected to the motor, a grating ruler connected to the workbench, and an interference suppression circuit connected in series between the grating ruler and the position regulator. The invention detects the position pulse of the workbench through the grating ruler and feeds it back to the position regulator. The position regulator adjusts the output pulse number and frequency in real time according to the detected actual displacement state, so that the stepper motor is stable in the normal operation state, and Make the actual position consistent with the command position, so as to achieve precise positioning of the workbench. The invention is provided with a frequency correction circuit, which can perform frequency correction processing on the digital pulse signal fed back by the grating scale, avoiding the influence of the frequency distortion on the control of the motor by the position regulator, and improving the displacement accuracy of the workbench.

The invention discloses a cutting-off machine for making bone samples. According to the cutting-off machine for making bone samples, a motor driver (1), a motor (2) and a coupling (4) are packaged in a machine case (3), and the machine case (3) is provided with a device for dissipating the heat of the motor (2) at the same time, and is provided with a residual material hopper assembly (11) through fastening screws; and a cutting-off saw blade (9) driven by a driving shaft (12) is installed above the residual material hopper assembly (11) and used for cutting one bone sample clamped by a multi-angle adjustment holder assembly (7). According to the cutting-off machine for making bone samples, flexible positioning of bone samples for cutting is achieved through a feeding guide rail assembly (10), a lifting stand column assembly (8), the multi-angle adjustment holder assembly (7) and a laser aligner (5). The cutting-off machine for making bone samples has good adaptability in making various bone samples within a certain range, the multi-angle adjustment holder assembly (7) has the advantage of being capable of being fixed at any position at more than one angle at the same time, and the process of cutting is more flexible.

The invention relates to the technical field of steel box girder construction, in particular to a stable supporting frame assembly for highway steel box girder construction, which comprises a pair of unit frames, and each unit frame is sequentially composed of a bottom supporting unit, a fixed-height main body unit, a hydraulic lifting unit and a top supporting unit which are connected in series from bottom to top. The construction method comprises the steps of position calibration, main body building, adjustment, jacking, disassembly and the like. The supporting frame assembly has the beneficial effects that the bottom supporting unit, the fixed-height main body unit, the hydraulic lifting unit, the top supporting unit, the transverse supporting beams and the side unit pipes can be assembled to form the supporting frame adapting to the mounting height of the steel box girder, and the supporting frame is simple in assembling mode and convenient to disassemble and use again; the supporting frame can directly and finely adjust the height of the steel box girder through the hydraulic lifting unit, so that the steel box girder can conveniently and accurately reach the specified installation height, and subsequent fixed installation of different sections of steel box girders is facilitated.

The invention discloses a robot task point positioning method and device. The method comprises the following steps: receiving a task point coordinate; according to the coordinates and the equipment poses included in the artificial feature templates, searching candidate artificial feature templates from the artificial feature templates; selecting a target artificial feature template and a target laser radar from the candidate artificial feature templates by using the laser parameters of the laser radar, the scanning range of the laser radar at the task point, and the laser parameters and the laser scanning range included in each candidate artificial feature template; determining a relative pose by using the feature information of the current node collected by the target laser radar and the template feature information included in the target artificial feature template; determining a target pose of the robot according to the relative pose; and triggering the robot to move according to the target pose.