CN103064123B - A kind of underground utilities localization method and device - Google Patents
A kind of underground utilities localization method and device Download PDFInfo
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- CN103064123B CN103064123B CN201210562712.3A CN201210562712A CN103064123B CN 103064123 B CN103064123 B CN 103064123B CN 201210562712 A CN201210562712 A CN 201210562712A CN 103064123 B CN103064123 B CN 103064123B
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Abstract
The present invention relates to location technology, aim to provide a kind of localization method and device of underground utilities.The method comprise first set electronic tag bury place underground, obtain the latitude and longitude coordinates of electronic tag with detection instrument again and be transferred in hind computation machine management system and set up electronic labeling information, on the electronic chart of hind computation machine management system, form pipelines GIS together with engineering information.Later stage, when pipeline maintenance is located, first according to the latitude and longitude coordinates of electronic tag in GIS, utilizes GPS coarse localization, and then utilizes detection instrument accurately to locate, and revise buried depth.The present invention can information be intuitive and accurate is shown by handheld terminal, GIS map by the geographic position of underground utilities, pipeline trend, pipeline key point information, pipeline ambient conditions etc., thus greatly increases work efficiency.
Description
Technical field
The present invention relates to location technology, specifically, is a kind of localization method of underground utilities, and should locating device in this way.
Background technology
Underground utilities are the lifelines in city, and the underground pipeline of the government utilities such as water, oil, coal gas, telecommunications, cable is all laid under ground surface crisscrossly, causes intricateization of subterranean pipe line network.In urban construction, usually need old pipeline maintenance or transformation, or new paving one pipeline or new excavation construction one building buildings etc. situation, this just needs again to detect original underground utilities, needs the more accurate danger just can destroyed less.In the past to the data of these underground utilities usually with the attribute card of as-constructed drawing and pipeline, statistical forms etc. record expression, but it is this manual, the change that the management mode of paper mode is out of step with the times far away, the pipeline chart-information of papery itself also exists keeping difficulty, the problems such as amendment is difficult, and as the location point of object of reference in chart, such as road, bridge, house, trees, electric pole, irrigation canals and ditches etc., all likely change or loss in reality in the future, thus lose the reference meaning of original coordinate, cannot precise positioning, thus increase the difficulty of detection operations, excavation face is made constantly to become large, danger also strengthens, if with reference to electronic chart, have the deviation artificially due to electronic chart itself, same detection operations face is very large.Therefore, if there is no the pipeline map of precise positioning in advance, be easy to cause below major accidents such as digging disconnected pipeline in work progress.
Shenzhen JRT-tech Co., Ltd. on August 9th, 2010 have submitted " method for positioning underground pipeline and system thereof " apply for a patent (application number: 201010248381.7), disclose a kind of localization method to underground pipeline, be divided into pre-buried step, detection steps, verification step and positioning step, adopt RFID (RadioFrequencyIdentification radio RF recognition technology) principle, first radio frequency chip is set on buried label (wireless radio-frequency positioning marker), radio frequency chip stores ID code and duct size information etc. in advance; In detection process, first send electromagnetic wave signal by Detection location equipment to concentrator marker, energy storage is started for radio frequency chip feedback signal after LC oscillatory circuit on concentrator marker receives signal, after Detection location equipment receives the ID code and duct size information stored in the radio frequency chip of LC oscillatory circuit transmitting, specifying information is read after checking treatment, this information also includes the instruction in the orientation of adjacent concentrator marker, therefore next step trend of pipeline can be determined, by reading the duct size information prestored in radio frequency chip successively, thus determine the whole trend graph of underground utilities.Shenzhen JRT-tech Co., Ltd. also submits " underground pipeline positioning marker " (application number 201020285555.2) patented claim to simultaneously, and (((46121.1) patented claim, for applying the method for this underground pipeline location for application number 20112 to have submitted again " Electromagnetic Survey of Underground Pipelines positioning equipment " on February 23rd, 2011.Above-mentioned 3 patents are all store with radio frequency chip the location (figure) that duct size information carrys out underground pipelines definitely, owing to not being measured data, therefore easily producing deviation, particularly road surface with the actual conditions occurred afterwards and bury the native degree of depth; And the pipeline trend in this patent is that therefore can only point out general position, can not have accurate coordinate setting, operability is poor according to data (direction, distance) indicated on last chip.In addition, the wireless radio-frequency in this patent also has following defect:
1, I is transmitted) radio frequency signal of code and duct size information is weak, and operating distance is short, is unsuitable for applying on buried underground utilities.
2, radio frequency chip needs special factory to customize, and cost intensive.
3, the complex structure of radio frequency identification module, manufacturing cost is high.
4, the non-actual measurement of duct size information, easy and map produces actual error.
5, failure risk is high.If radio frequency chip, once lose efficacy, just will thoroughly lose the information of pipeline, thus can not again detect in non-mode of digging again.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of underground utilities localization method and device are provided.
The technical scheme that the present invention is is as follows:
A kind of underground utilities localization method, comprises the following steps:
(1) base area underground pipelines position and move towards setting electronic tag bury place underground, comprise position and the degree of depth;
(2) detection instrument is placed in the top of electronic tag, obtains the latitude and longitude coordinates of electronic tag, and again confirm after electronic tag buries soil; When the signal that detection instrument obtains is the strongest, be positioned at exactly directly over electronic tag and locate, now on detection instrument, the latitude and longitude coordinates at place is also the latitude and longitude coordinates at electronic tag place;
(3) this coordinate figure is transferred to hind computation machine management system, in conjunction with the engineering information of the pipeline of manual input, sets up electronic labeling information;
(4) in hind computation machine management system, all electronic labeling informations are incorporated on electronic chart, form pipelines GIS (GeographicInformationSystem geographic information system).
(5), during pipeline maintenance location, first according to the latitude and longitude coordinates of electronic tag in GIS, utilize GPS coarse localization, then utilize detection instrument accurately to locate; Detection instrument also can to the on-the-spot depthkeeping of electronic tag by carrying out certain process computing to reflected signal; May change owing to burying the native degree of depth, therefore will compare with the electronic tag depth of burying left in background data base and revise.
Preferred as one, described electronic tag is arranged on: the T-shaped take-off point of underground utilities, the port of preheating embedding line, the two ends of pillar, valve place, turning path place, change in depth place, intermediate head place, more place handed over by railway, and road hands over more place, and more place is handed in river, and more place handed over by pipeline; For rectilinear duct, an electronic tag is set every being not more than 50 meters.
Preferred as one, described electronic tag is arranged on directly over underground utilities, depth of burying 1.2-1.5 rice.
Preferred as one, described electronic tag is the LC resonant circuit structure electron marker of the low load of class; Described detection instrument is the hand-held detection instrument adopting low frequency signal, hand-held detection instrument is arranged GPS (GlobalPositioningSystem GPS) module.
Preferred as one, described hand-held detection instrument is provided with function keyboard, display screen, digital compass and signal hummer; Function keyboard and display screen are used for man-machine interactive operation, and digital compass is used to indicate direction and correction, and signal hummer is for pointing out detection information.
Preferred as one, described engineering information comprises construction age of underground utilities, unit in charge of construction, pressure, caliber, material, and the threeway of pipeline, elbow, reducing or pass through positional information and the chart-information at place; The on-the-spot object of reference photo of 4 width is generally deposited to each electronic tag, is convenient to the Search and Orientation with rear line.
Preferred as one, described hind computation machine management system comprises moveable fetch equipment; Described fetch equipment can be connected by hardwire interface or bluetooth with detection instrument, is connected by hardwire interface or wireless network with hind computation machine management system.
Preferred as one, described fetch equipment is panel computer or smart mobile phone.
The invention also discloses a kind of locating device of underground utilities, comprise electron marker and detection instrument, described electron marker is the LC resonant circuit structure electron marker of the low load of class; Described detection instrument is hand-held, can send this LC resonant circuit of low-frequency electromagnetic wave signal oscillating, and determine position and the depth of burying of described electron marker according to the power of the reflected signal received; Described detection instrument is provided with the latitude and longitude coordinates of GPS positioning system Real-time Obtaining detection instrument; Described detection instrument also accesses hind computation machine management system by moveable fetch equipment (panel computer, smart mobile phone), or is directly connected with hind computation machine management system by hardwire interface.
Preferred as one, described detection instrument is provided with function keyboard and display screen, and digital compass and signal hummer; The profile of described electron marker is discoid, and coil winding is at the circumference of disk; Electron marker can adopt the anti-extrusion material of moisture-proof anticorrosive to make.
The present invention can information be intuitive and accurate is shown by handheld terminal, GIS map by the geographic position of underground utilities, pipeline trend, pipeline key point information, pipeline ambient conditions etc., thus greatly increases work efficiency.
Compared to existing technology, beneficial effect of the present invention is:
1, the accurate route of underground utilities and the degree of depth is obtained in time.
2, on-the-spot quick position underground pipeline facility.
3, scene identifies differently underground pipelines facility fast.
4, effectively avoid opening by mistake digging, improve repairing speed.
5, can monitor in real time, dynamically follow line, realize underground utilities dynamic management.
6, greatly save manpower, material resources and financial resources, work efficiency greatly improves, and operation cost greatly reduces.
Accompanying drawing explanation
Fig. 1 is the frame diagram of label management system in the present invention;
Fig. 2 is the process flow diagram of label management system in the present invention;
Fig. 3 is GIS pipeline management system construction drawing in the present invention;
Fig. 4 is electronic tag burial place schematic diagram;
Fig. 5 is electronic tag detection operations schematic diagram;
Fig. 6 is mode of the searching route map of electronic tag;
Fig. 7 is the block architecture diagram of specific embodiment;
Fig. 8 is the job applications figure of specific embodiment.
Embodiment
Technical scheme of the present invention is further illustrated below by the drawings and specific embodiments.
The method of underground utilities location of the present invention adopts step as follows:
1, along pipeline move towards to set electronic tag bury place underground, generally choose the T-shaped take-off point of underground utilities, the port of preheating embedding line, the two ends of pillar, valve place, turning path place, change in depth place, intermediate head place, railway hand over more locate, road hand over more locate, river hand over more locate, pipeline hands over and more locates; For rectilinear duct, an electronic tag is set every 50 meters; As shown in Figure 4, electronic tag generally buries and is placed on directly over pipeline, from pipeline distance about 10CM, overhead 1.2-1.5 rice, and Search and Orientation after being convenient to.
2, use detection instrument detection electronic tag (accurately location and depthkeeping) on the ground, as shown in Figure 5, utilize GPS module to elicite the latitude and longitude coordinates of electronic tag simultaneously, that is to say the latitude and longitude coordinates of detection instrument; (for the electronic tag buried, need first according to after the GPS module coarse localization on GIS map detection instrument, then search mode, accurately location with the S shape of such as Fig. 6)
3, by this coordinate figure by hardwire interface or Bluetooth transmission to panel computer (see Fig. 1) or smart mobile phone, the database of hind computation machine management system is sent to by hardwire interface or wireless network by panel computer or smart mobile phone, in conjunction with the engineering information of the pipeline of manual input, set up the information of this place's electronic tag;
4, in hind computation machine management system, all electronic labeling informations are incorporated on electronic chart, form pipelines GIS (GeographicInformationSystem geographic information system).
5, during pipeline maintenance location, first according to the latitude and longitude coordinates of electronic tag in GIS, utilize GPS coarse localization, then utilize detection instrument accurately to locate, locator meams as shown in Figure 6 S shape is searched; Detection instrument also can to the on-the-spot depthkeeping of electronic tag by carrying out certain process computing to reflected signal; Because road surface may be increased, therefore can compare with the electronic tag depth of burying left in background data base and revise.
Underground utilities localization method system of the present invention forms primarily of three parts, sees Fig. 7 and Fig. 8, is divided into: electron marker and electron marker detection instrument part, panel computer or smart mobile phone integration system part and computer background management system part.
(1) electron marker and electron marker detection instrument (comprising GPS module, Bluetooth adapter and corresponding software)
1, electron marker is the core component of electronic marking system, for precise marking underground utilities unique point, be a kind of can by corresponding detection instrument from ground with the passive electronic that no-dig technique mode detects, at least 50 years are non-maintaining.
When constructing, electron marker being embedded in mainly on underground pipelines facility, or marking existing underground installation when pipe is safeguarded.User is allowed to mark pipeline path and important underground installation in underground pipeline construction and maintenance process, to carry out accurate route locating and depth survey to underground utilities in the future.
2, electron marker detection instrument be used for from ground with no-dig technique mode accurately detecting underground electron marker, the degree of depth of electronic information concentrator marker can be measured.
When electron marker detection instrument carries out Search and Orientation to underground electron marker, first GPS information the Position Approximate of electron marker can be determined on drawing, after utilizing GPS module coarse localization to scene, then carry out S type at this block region electron marker detection instrument and search, as shown in Figure 6.
If by above operation, find this point really to have underground electron marker with electron marker detection instrument, but cannot accurately search, range of signal cannot be determined, then consider:
(1) whether the interference such as hi-line are had around; Certain interference electric wave (as military establishment such as Ministry of National Defence);
(2) whether the depth of burying of electron marker exceedes construction requirement, or whether road surface likely increases;
(3) whether electron marker detection instrument electricity is sufficient.
GPS location technology, Radio Transmission Technology, electronic mark Detection Techniques three are built in electron marker detection instrument after organically combining by the present invention.
(2) panel computer or smart mobile phone integration system (comprising PDA, Bluetooth adapter and corresponding software)
Panel computer (PDA) or smart mobile phone access computer background management system can be utilized in scene in the work in everies such as underground utilities operation maintenance, repairing, benefit survey, technological transformation, realize searching of pipeline particular location, and search the specifying information of pipeline, as built the age, unit in charge of construction, the threeway of pressure, caliber, material, pipeline, elbow, reducing, the particular location special key point such as passing through etc. details.
(3) computer background management system
To the granting situation of electron marker, bury situation underground, examination situation manages, can to the daily servicing of day rear line, data query, statistics, analyze, gather.By to the collection of historical data and Macro or mass analysis, provide useful help to formulation pipeline maintenance plan and process accident.
The information of electron marker is embodied in intuitively on GIS platform software, based on electron marker coordinate, intuitively represent underground pipelines distribution situation and routing condition virtually accurately, and electronic tag buries the engineering information of the underground utilities at place underground.Distribution situation and the key point situation of underground utilities can be grasped by the information of these electron markers, simple and clear.
Applicable new the engineering of the inventive method, technological transformation, infrastructure project, cuts wiring engineering, mends and surveys engineering, and the engineering construction scheme of electron marker is carried out in salvaging etc. comprehensively, and roughly step can be divided into:
1 design: at the beginning of underground utilities design, according to situation about measuring, on-site verification situation and electron marker design specifications, determine that situation is buried at the scene of electron marker underground, mainly determine the burial place of concentrator marker, the depth of burying and embedding manner.
2 constructions: electron marker, according to the correlation attribute information of the electron marker that drawing identifies, according to drawing requirement, is embedded in assigned address in conjunction with job specifications by construction party.Use gps system positioning electronic concentrator marker coordinate simultaneously, and data message is directly connected by rigid line, or uploaded in central server generalized information system by panel computer (PDA) or smart mobile phone.
3 check and accept: according to construction drawing, use electron marker detection instrument to verify each underground electron marker, confirm that drawing conforms to actual.
4 operation maintenance: quick and precisely positioning searching is carried out to pipeline in conjunction with gps system and generalized information system.
Composition graphs 7 and Fig. 8, be described as follows each component function in the specific embodiment of the invention:
Electronic marking system is made up of electron marker and electron marker detection instrument two large divisions, and its principle is based on radio frequency principle.When using electron marker detection instrument to detect underground electron marker, detection instrument first sends the electromagnetic wave signal of certain frequency to underground, when near concentrator marker, the signal that electron marker meeting reflection electronic concentrator marker detection instrument sends, thus be detected instrument and find and receive, and by the relevant information (burial place and buried depth) of sound and the reading person's underground installation that comes teaching process.Native system adopts low frequency signal, and can not reduce its reading distance through the article of any materials, theoretical maximum reads distance can reach 2m, can meet system needs completely.
Electron marker is one of core component of electronic marking system, and itself be a passive body, inside is the resonant circuit of a particular low frequency, shell protection against the tide, anti-hydrochloric acid, anticorrosion, anti-extrusion.Comprise the detailed information of client in background data base, as device data, harmful grade, application type, places date and other important particulars.Electron marker and pipeline are installed and synchronously carry out, be arranged on about 10cm above pipe fitting.
Panel computer (PDA) or smart mobile phone receive from electron marker detection instrument information and decode, based on the data processing software of Mobile GIS exploitation, call and edit the line resource relevant information received, realize the mobile management of line resource.Mobile GIS database and backstage line resource management system database realize exchanges data by wireless network or hardwire interface.As shown in Figure 3, background information management system based on GIS is the data processing core of total system, it is the underground pipeline management system be based upon in GIS foundation, adopt advanced computer graphics techniques, database technology, computer networking technology and geographic information system technology, meet public facility management, enterprises ' industry technical manual, the enterprise-level autodraft of production procedure and management system and facilities management application system.
Composition graphs 1 and Fig. 2, the workflow of whole system is: operating personnel utilize panel computer (PDA) or smart mobile phone from background management system, download the good engineering information of typing, after panel computer (PDA) or smart mobile phone are connected with electron marker detection instrument by bluetooth, after detecting electronic tag, recycling GPS technology measures the coordinate information (longitude of this concentrator marker, latitude), during electron marker information storage records at one by panel computer (PDA) or smart mobile phone automatically, automatically be saved in file, then the positioning work of next concentrator marker is carried out.Subsequently by field data by wireless network transmissions to (or manually being uploaded by hardwire interface) in background management system database, be convenient to manage in the future, inquire about, add up.
(1) electron marker detection instrument module
This module mainly comprises with lower component: the communication interface etc. of the communication interface that the display of input through keyboard, liquid crystal display, voice output, GPS acquisition, digital compass, storage system, man-machine interaction and radio frequency control, man-machine interaction and panel computer (PDA).
Module work overview is as follows:
1, user selects the function that need show by keyboard, and liquid crystal display responds and changes display information;
If the running parameter of 2 change radio-frequency modules, then entered from the keyboard, then by " communication interface that man-machine interaction and radio frequency control ", parameter is sent to " radio frequency control panel ", and in the liquid crystal display display " duty of radio frequency control panel passback;
3, when scanning label, voice output can ring according to the distance with label the sound of different frequency;
4, open GPS function when needs GPS, locate successfully and can reminder-data can use.
5, can at liquid crystal display display direction when digital compass is opened, belong to auxiliary construction or scanning label function.
6, storage system is for the stored tag information when not having panel computer, and then the unified background data base that imports into.
Parts are summarized as follows:
1, input through keyboard: the keyboard adopting push button, direct-reading (non-scanning type) is to shorten keyboard fetch program speed up processing, if the cycle of operation of entire system controls well, can reduce the travelling speed of microprocessor, can reduce power consumption.
2, liquid crystal display display: adopt the monochrome screen being 160 pixels in length and breadth, the COG screen of the just aobvious technique of FSTN.Owing to being semi-transparent semi-reflecting technique, can see very clear in the sun.Backlight control changes brightness by the break-make of multichannel current-limiting resistance, because the electric current of backlight is at more than 50mA, remind service time so backlight will be added, reminding user opens backlight for a long time, please turn off as far as possible or turn down brightness, but photoresistance testing environment luminosity can be added, then close prompting if be in dark surrounds.The display of liquid crystal display adopts emWin system, and adds Chinese word library function.
3, voice output: handset body is pointed out with loudspeaker, reoffers audio output port in addition and connects earplug to user, so just can work in more noisy environment, and recommend user to use built-in earplug, the better effects if of isolation environment sound.Due to built-in earplug belongs to should not the product that shares of many people, will not as standardized product, provide apolegamy part, user can purchase a set of on demand per capita.The output of sound is exported by the PWM of microcontroller to drive audio power amplifier circuit, provides ring function.
4, GPS obtains: the chip, the omnidirectional antenna (quadrifilar helical antenna) that adopt U-blox the 6th generation, this is the scheme of current civil top performance, the positioning precision of 2.5 meters is provided, Maximum Elev is 5000m, maximal rate is 500m/s, the cold start-up time is 26s, and warm start time and reacquistion time are 1s.The UART that GPS is 9600 (8N1) by baud rate is connected with microprocessor, and communication mode is resolve coordinate after the NMEA of standard, MCU read every frame data, then stages by demand to panel computer or is recorded in the machine.
5, digital compass: adopt LSM303DLH chip, accelerometer, magnetometer, A/D converter and sqignal conditioning circuit integrate, and by I2C bus and processor communication, a chips just achieves Data Detection and the output of 6 axles.The combination of accelerometer and magnetometer can revise deviation during non-horizontal.
6, storage system: be solidified with SD card in machine, for preserving the information of positioning label, after waiting construction, handheld machine is connected to computer, and property is sent to computer label information again.This is the function just used when hand-held set has departed from panel computer.MCU, by SPI control SD card, adopts FATFS file system management.
7, the communication interface that controls of man-machine interaction and radio frequency: UART is passed through in the communication of human-computer interaction module and radio frequency control panel, radio frequency output parameter and lock-in amplify parameter are sent to radio frequency control panel, radio frequency control panel returns to man-machine interaction working status parameter, and is presented on screen.
8, the communication interface of man-machine interaction and panel computer: human-computer interaction module will with panel computer exchange of information, label information is sent in panel computer.
(2) Software for Design
In Buried Pipeline Network Systems, the packet of pipe network is containing pipeline section caliber, and tubing, air pressure, node longitude and latitude etc., need data management system management pipe network data, this background management system is called pipe network data management system.The basic function of the function of pipe network data management system is as follows: store data, preserves pipe network related data and picture; Support two-shipper data backup, in case server fail and obliterated data; Web page interrogation is provided, panel computer (PDA) can be used at the construction field (site) to obtain the pipe network data of this area; Have special database management language, can management data be facilitated, as the interpolation of data, amendment and amendment, and directly obtain the data to working-yard from panel computer (PDA); Server carries out safe and reliable design.
Label G PS position application software, development platform is that the mobile phone Mobile solution field based on Android (Android) operating system is developed, software development environment have employed Eclipse3.4+AndroidSDK the integration environment, programming language have employed Java, and hardware directly adopts the flat board of android operating system.Label G PS position application software, the bridge of PDA hand-held set and server.PDA can at the construction field (site) as directorial instrument, and (unit: m), longitude and latitude (unit: degree), and upload to background server carries out to data preservations and manages to obtain buried depth that handset tests label.Realize visual on the electronic chart of flat board of underground pipeline, the burial place of label also reacts on electronic chart one by one, no matter constructing or maintenance phase, all play the typing of an information, check the functions such as label details, transmission and management, very important effect is played to the workmen at scene.
Software function is summarized:
1, PDA local data base is set up: the storage realizing label information, photo and file etc.Data comprise: login personnel information, label information table and photo storage file.
2, scene photograph: for realizing fast searching to label point, calling camera function, taking pictures to site environment when burying label underground, and be stored in local file, at unlatching WIFI, uploading pictures is to server.
3, interface accessing: by WIFI or cell phone network signal, access interface server, realizes uploading, downloading label information and scene photograph, uses bluetooth or hardwire interface interface to obtain the data of handset.
4, map: the interface API of invocation map supplier, the this locality realizing map is called, GPS location location acquisition latitude and longitude information, label point information X/Y coordinate on map show, carry out label point according to different unit managements draws from the dotted line pipeline of point, according to different Query Informations, shows the display of corresponding inquiry tag point on map, label information, display are downloaded in region.
5, Database Requirement Analysis: the database table that pipe network system relates to comprises four: pipeline section information table, informational table of nodes, pipe network chart, label picture schedule of quantities, construction information table, construction team's information table, other company information tables.Pipeline section information table major storage pipeline section relevant information.Informational table of nodes major storage node related information, as adjacent node number, longitude and latitude etc.Pipe network picture concerned mainly preserved by pipe network chart.Label picture schedule of quantities is mainly used in the picture number storing this label.Construction information table is for preserving the relevant information after construction.Construction team's information table is for preserving construction team's information.Have the pipeline of other units of company near discovery, information will be kept in other company information tables.User message table is for preserving the information of user.Label distribution table is for preserving the said tag section and total number of labels of having distributed, and wherein total number of labels is revised by database management language, and the said tag section of having distributed has PDA to revise.
6, the global design of server: database is MYSQL, and middleware is TOMCAT, is provided with a Shared Folders, for picture; Support two-shipper data backup, use peanut shell software as dynamic territory analyzing.
Software section in the present invention forms primarily of background server software, smart fields management software and handheld device control software design three parts.The technology such as background server software is the core of whole system, main application soft and hardware redundancy realize the solidification storage of data, multi-form inquiry, unified management; Smart fields management software be develop on Android operation system basis spot dispatch, management software.The functions such as this software simulating site construction management, scheduling, position enquiring and project maintenance are the important node of background server software and handheld device control software design; Handheld device control software design is the software control platform in conjunction with handheld device exploitation, and easy-to-use software operating platform of providing convenience, makes the hommization of handheld device energy, intellectualized operation.
Finally, it should be noted that, the specific embodiment described in this instructions, title that its flow process, technology contents are named etc. can be different.All equivalences of doing according to structure, feature and the principle described in inventional idea of the present invention or simple change, be included in the protection domain of patent of the present invention.All distortion that those of ordinary skill in the art can directly derive from content disclosed by the invention or associate, all should think protection scope of the present invention.
Claims (9)
1. a underground utilities localization method, comprises the following steps:
(1) base area underground pipelines position and move towards setting electronic tag bury place underground, comprise position and the degree of depth; Described electronic tag is the LC resonant circuit structure electron marker of the low load of class;
(2) detection instrument is placed in the top of electronic tag, obtains the latitude and longitude coordinates at electronic tag place, and again confirm after electronic tag buries soil; Described detection instrument is the hand-held detection instrument adopting low frequency signal, and hand-held detection instrument arranges GPS module;
(3) this coordinate figure is transferred to hind computation machine management system, in conjunction with the engineering information of the pipeline of manual input, sets up electronic labeling information;
(4) in hind computation machine management system, all electronic labeling informations are incorporated on electronic chart, form pipeline geographic information system;
(5), during pipeline maintenance location, first according to the latitude and longitude coordinates of electronic tag in geographical information system, utilize GPS module coarse localization, then utilize detection instrument accurately to locate; Detection instrument is by carrying out certain process computing to the on-the-spot depthkeeping of electronic tag to reflected signal; May change owing to burying the native degree of depth, therefore will compare with the electronic tag depth of burying left in background data base and revise.
2. underground utilities localization method according to claim 1, it is characterized in that, described electronic tag is arranged on: the T-shaped take-off point of underground utilities, the port of preheating embedding line, the two ends of pillar, valve place, turning path place, change in depth place, intermediate head place, more place handed over by railway, and road hands over more place, and river is handed over more place and pipeline to hand over and more located; For linear pipeline, an electronic tag is set every being not more than 50 meters.
3. underground utilities localization method according to claim 2, it is characterized in that, described electronic tag is arranged on directly over underground utilities, depth of burying 1.2-1.5 rice.
4. underground utilities localization method according to claim 1, is characterized in that, described hand-held detection instrument is provided with function keyboard, display screen, digital compass and signal hummer.
5. underground utilities localization method according to claim 1, it is characterized in that, described engineering information comprises construction age of underground utilities, unit in charge of construction, pressure, caliber, material, and the threeway of pipeline, elbow, reducing or pass through positional information and the chart-information at place.
6. underground utilities localization method according to claim 1, it is characterized in that, described hind computation machine management system comprises moveable fetch equipment; Described fetch equipment is connected by hardwire interface or bluetooth with detection instrument, is connected by hardwire interface or wireless network with hind computation machine management system.
7. underground utilities localization method according to claim 6, it is characterized in that, described fetch equipment is panel computer or smart mobile phone.
8. realize a device for underground utilities localization method described in claim 1, comprise electron marker and detection instrument, it is characterized in that, described electron marker is the LC resonant circuit structure electron marker of the low load of class; Described detection instrument is hand-held, can send this LC resonant circuit of low-frequency electromagnetic wave signal oscillating, and determine position and the depth of burying of described electron marker according to the power of the reflected signal received; Described detection instrument is provided with the latitude and longitude coordinates of GPS module Real-time Obtaining detection instrument; Described detection instrument also by moveable fetch equipment access hind computation machine management system, or is directly connected with hind computation machine management system by hardwire interface.
9. the device of underground utilities localization method according to claim 8, is characterized in that, described detection instrument is provided with function keyboard and display screen, and digital compass and signal hummer.
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| Publication number | Priority date | Publication date | Assignee | Title |
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