Technical background
Current domestic metro project enters the develop rapidly stage, but passing shield-tunneling construction monitoring, because the level of informatization is not high, work progress can not get real-time monitoring, and easily carelessness causes serious accident.
Shield machine tele-control system and long-range control method disclosed in patent CN201110232468.X, the industrial computer that one is equipped with Internet of Things chip is set in shield machine body, this system also arranges wireless base station and control and management center cell, described control and management center cell arranges long-range industrial computer and central database, arranges the wireless conducting of satellite encryption transmission system and connects described wireless base station and central database; Described long-range industrial computer instruction controls the built-in industrial computer collection of described shield machine and understands shield machine operational data, realizes transmission of wireless signals, received and trigger this signal by described wireless base station by described Internet of Things chip convert data signal; Wireless signal transmission described in the transfer of described satellite encryption transmission system, and transfer to described central database, preserve after central database translates data formats, described long-range industrial computer calls this data, after carrying out Data Analysis Services, realize whole process and in real time long-range display and control are carried out to described shield machine operating state.This invention just carries out remote control to shield machine, and administrative staff cannot get information about the situation of job site, cannot process the accident that scene occurs fast and accurately.
Patent CN201210444397.4 discloses a kind of city underground monitors networking method and device, wireless intelligence sensor is placed in tunnel, bridge monitoring point, composition sensor group, wireless intelligence sensor comprises: convergence gauge, Levelling meter, multipoint displacement meter, slit gauge, sonic apparatus, the tunnel safety information monitoring sensors such as dynamometer, gps satellite positioner, construction machinery security information transducer, video monitor unit, also comprises shield machine, vehicle frame and load information system, composition sensing group information; Net is connected into by the wireless middleware of Internet of Things, on-site supervision station and remote monitoring center is transferred to through link receiver, by the Internet of Things intelligent system of monitoring station and remote monitoring center, computing total data, intelligence output order, prediction unsafe condition, sends emergent instruction, comprise: Optimizing construction path, emergency relief intelligent information and prompting, tunnel safety intelligent information and warning, safe construction monitoring intelligent information and prompting, make total system early warning and emergency processing.This invention is only the monitoring to shield machine working condition, cannot cover the Whole Course Management of whole project, particularly cannot recognize the concrete situation of Field Force in real time.
Summary of the invention
The present invention aims to provide one can realize real time personnel management, shield-tunneling construction quality management, the conduct monitoring at all levels management platform of safety management.
Shield tunnel construction based on Internet of Things becomes more meticulous a digital management platform, it is characterized in that comprising with lower module:
(1) boring parameter synchro system: adopt remote control software to be stored and display in real time and monitoring to ground monitoring centralized computer by switch, Optical Fiber Transmission by shield machine supplemental characteristic;
(2) video monitoring system: comprise head end video collecting device, network video server, communication transmission equipment and rear end Surveillance center; Described head end video collecting device gathers video data to control point, and described rear end Surveillance center is used for carrying out concentrating monitoring in real time to the control point of region within the jurisdiction;
(3) work attendance, Precise Position System: comprise locator card, network-type Card Reader main website, Card Reader extension station, telecommunication transmission equipment, Surveillance center; Described locator card constantly can send wireless information to network-type Card Reader main website and Card Reader extension station, the information of collection is passed through telecommunication transmission equipment by described network-type Card Reader main website and Card Reader extension station, upload to the server of Surveillance center, the server of described Surveillance center is by calculating the real-time geographical locations information of locator card;
(4) gate control system: comprise electronic tag, passage card-reading apparatus, communication transmission equipment; Described electronic tag is near gate inhibition's passage, and corresponding card-reading apparatus feeds back in time opens passage, and corresponding electronic labeling information is transferred to Surveillance center by communication transmission equipment, stores and display in real time;
(5) environmental monitoring system: from field erected carbon monoxide, oxygen, gas, temperature, pressure, liquid level, the data of transducer collection of pressure ring border physical quantity be transferred to Surveillance center by communication transmission equipment, realize display in real time and storage data;
(6) LED synchronous display system: LED synchronous display system is by communication transmission equipment and monitoring host computer real-time communication, and transfer Real-Time Monitoring information from monitoring host computer, simultaneous display is in LED screen.
As an improvement of the present invention, citation transmission equipment in described module (2), (3), (4), (5), (6) adopts ZigBee technology and uses same set of communication network, carries out the real-time Transmission of information.
As an improvement of the present invention, described communication transmission equipment comprises wireless bridge, switch and base station.
As an improvement of the present invention, what described video monitoring system adopted is carry out monitoring in real time in 24 hours to on-site supervision point, can start Motion detection function and warning function to the head end video collecting device of key monitoring point.
As an improvement of the present invention, described video monitoring system, as required to the information of control point random time section, carries out downloading and program request; Administrative staff can cross the video that the modes such as native monitoring, remote I E supervision, WEB webpage client arbitrarily switch any control point, front end.
As an improvement of the present invention, in described work attendance, Precise Position System, Surveillance center can send information and be transferred to network-type Card Reader main website and Card Reader extension station through communication transmission equipment, then sends to described locator card by network-type Card Reader main website and Card Reader extension station.
As an improvement of the present invention, described locator card and adopt ZigBee technology to carry out information exchange between network-type Card Reader main website and Card Reader extension station.
As an improvement of the present invention, described environmental monitoring system, during environmental physics amount abnormal parameters, described transducer sends warning, and the same alarm in base station, ground monitoring center sends warning simultaneously.
As an improvement of the present invention, the content in described LED synchronous display system, LED display shown can be edited as required.
As an improvement of the present invention, wherein part of module, according to constructing tunnel situation, is selected in described module (2), (3), (4), (5) and (6).
On the whole, the present invention has following beneficial effect:
1. perspective
The present invention can cover the Whole Course Management of shield tunnel construction, comprises personal management, quality management, safety management etc., meets the work safety policies " safety first, put prevention first, the comprehensive regulation " of China.Shield machine, personnel, the monitoring that environment is effectively real-time, accomplishes real-time monitoring, Realtime Alerts, processes in real time, accomplishes " become more meticulous, information-based, regulation and standardization ", continues to promote city rail implementation management level, effectively improves engineering construction benefit.
2. versatility
The present invention is used by multiple module synthesis and realizes, can according to the project indicator of the suitable adjustment System coverage of the size of practice of construction project and monitoring; Should to become more meticulous the fields such as the video monitoring of digital management platform application in other any construction projects, community based on shield tunnel construction of Internet of Things.
3. integrated pipe rationality is strong
The job site whole circumstances can be monitored in real time by this shield tunnel construction based on Internet of Things digital management platform that becomes more meticulous, can dispatcher in time, assign instruction at any time, form a kind of integrated application management platform, strengthen the harmony of work.
4. flexibility
Data acquisition equipment of the present invention adopts modular construction and bus communication mode, when system scale is expanded, does not need larger transformation, increases corresponding module; Simultaneously being same set of communication network due to what adopt and being transmitted by wireless bridge, without the need to wiring, thus removing the trouble brought that to connect up in tunnel from.
Embodiment
The present invention is based on Internet of Things shield-tunneling construction to become more meticulous digital management platform, comprise with lower module:
(1) boring parameter synchro system
Shield machine main control computer is connected with ground Central Control Room computer by accessories such as remote monitoring software, optical fiber, switches, forms shield-tunneling construction boring parameter synchronous, can realize real-time synchronization boring parameter and and guide construction by remote monitoring mandate.
(2) video monitoring system
Network video monitor and control system comprises the Surveillance center of head end video collecting device, network video server, base station, wireless bridge, switch and rear end; Head end video collecting device is arranged on job site and carries out video information collection to each main control point, through network video server, base station, wireless bridge and switch by video information transmission to rear end Surveillance center, rear end Surveillance center is used for carrying out concentrating in real time monitoring to the control point of region within the jurisdiction.Have the user of administration authority can also arrange the video recording of any point, download, the operation such as real-time VOD video recording; System can also be monitored in real time by PC browser.
What network video monitor and control system adopted is that CCTV camera carries out the real-time monitoring of 24 hours to each control point, job site.Can start Motion detection function and warning function for some key monitoring points, system automatically identifies according to image situation of movement, triggers, and records a video; The real time datas such as image, sound, warning are sent to ground monitoring center by simultaneity factor, administrative staff arbitrarily can switch the video of any control point, front end by modes such as native monitoring, remote I E supervision, WEB webpage client, the real-time condition of each video surveillance point of constructing can be understood and grasped intuitively, thus reach and timely and accurately it is supervised whenever and wherever possible.
On-the-spot at the shield-tunneling construction of reality, generally near shield machine and hole, install camera respectively, the situation in display checking monitoring region, allows manager more directly understand field condition in real time.
(3) work attendance, Precise Position System
System comprises locator card, network-type Card Reader main website, Card Reader extension station, base station, wireless bridge, switch, Surveillance center; Described locator card constantly can send wireless information to network-type Card Reader main website and Card Reader extension station, the information gathered is passed through base station, wireless bridge and switch by network-type Card Reader main website and Card Reader extension station, upload to the server of Surveillance center, the server of Surveillance center is by calculating the real-time geographical locations information of locator card; In simultaneity factor, Surveillance center can send information through switch, wireless bridge and base station, is transferred to network-type Card Reader main website and Card Reader extension station, then sends to locator card by network-type Card Reader main website and Card Reader extension station.
1. staff attendance
By wearing locator card to workmen, ground monitoring personnel at true distribution situation, quantity, the name of Surveillance center's real-time monitored to all workmens, can position personnel, thus can carry out staff attendance management; And can add up discrepancy hole staff, the personnel of foundation come in and go out the various information reports of job site, as: export & import time form, a moon form of turning out for work, overtime work form, form absent from duty etc.
2. personnel locate in real time and add up
Use the monitoring of wireless ZigBee recognition technology realization to personnel's real time position, system based on real-time position information, can realize personnel's real-time management; Separately can carry out Classification Management to region, limit unwarranted people and enter deathtrap, prevent the generation of contingency.System also has data real-time statistics function, real-time statistics can go out the personnel amount of personnel amount and each teams and groups in total number of persons, each region, this function by the statistical analysis to personnel's distribution, for the rational allocation of manager to personnel provides basic data.And system is when carrying out real-time data acquisition, can carry out recording, show, inquire about, edit, manual entry, network service etc.
3. emergency management and rescue function
Once there is all kinds of accident, Surveillance center can demonstrate in time personnel amount, the personal information of accident spot, the information such as personnel positions, greatly improve speedily carry out rescue work efficiency and rescue effect.
A, when in job site, personnel are in danger, " emergency " button can be triggered, when workman finds that dangerous situation occurs in job site, also corresponding alarm signal is sent by locator card button to Surveillance center, Surveillance center will and alarm, and can query display whom is, when, the warning that sends of what place;
B, at the construction field (site) certain region be dangerous when needing evacuating people, can mass-send emergency escape notice to deathtrap personnel in job site the dispatcher of Surveillance center or system manager, in this region, namely all personnel receives " withdrawing " signal in time by locator card vibrations or sound, indicator light.
4. auto-alarm function
According to the difference of guarded region, the personnel that can arrange rest on the time of guarded region, as system monitoring to employee at deathtrap overstand, when may there is danger, warning message can be sent to system, note to point out administrative staff checking; Can also set special forbidden zone, if there are personnel to enter, live sound is reported to the police, and display enters the personnel of forbidden zone; Or setting catastrophe risk location, automatically give the alarm when staff exceedes defined amount, and warning message is sent senior executive in time.
5. personnel's trace playback
By storing the data gathered, define personnel's historical trajectory data, these data can show personnel's history course by animation, and its Main Function is: for the accident occurred provides basic data; Whether another aspect, mainly for personal management provides basic data, as patrolled with or without phenomenon of leaving post, patrolman on time, with the enterprise efficiency of management, improves service level.
(4) gate control system
Comprise electronic tag, passage card-reading apparatus, wireless bridge, switch, base station; Electronic tag is near gate inhibition's passage, and corresponding card-reading apparatus feeds back in time opens passage, and by corresponding electronic labeling information by base station, wireless bridge, switch is transferred to Surveillance center, stores and display in real time.
Gate control system adopts the turnover of the machine-processed restriction personnel that automatically swipe the card, and ensures and forbids that non-working person passes in and out construction area privately, also can be used to the authenticity and the validity that ensure data simultaneously, avoid causing because of human factor work attendance to be lost efficacy, or management makes mistakes.The gate inhibition of vehicle can promote the timely management and control to field vehicle, accomplishes more effective vehicle utilance.
Utilize personnel, vehicle access control system can realize turnover human and vehicle shunting pass through, ensure certain turnover safety, as long as give personnel and vehicle configuration respective electronic label.When personnel carry electronic tag, near personnel gate inhibition's passage time, built-in card reader can read card image in time, and delivers backstage and examine, and runs through, then send order to triroller gate, open and let pass, otherwise do not change.And for vehicle access control system, also needing to each car configuration electronic tag, vehicle is through traffic areas time, can Card Reader be triggered, also feel with having simultaneously and send out, when while Card Reader and ground thoughts and feelings send out time, it is current that system will judge that vehicle allows, then open banister and let pass.
(5) environmental monitoring system
From field erected carbon monoxide, oxygen, gas, temperature, pressure, liquid level, the data of the transducer collection of environmental physics amount such as to press pass through base station, wireless bridge, switch is transferred to Surveillance center, realizes display in real time and storage data, in order to query statistic.
When environmental physics amount abnormal parameters, transducer sends warning, the corresponding same alarm in base station, ground monitoring center software end also alarm operator on duty can find dangerous situation, Multi-stage alarming function, can prevent in time, accomplish early to find, early process, ensures enterprise employee health safety.
(6) LED synchronous display system
LED synchronization indicator is installed on position, gateway, job site, LED synchronous display system is by base station, wireless bridge, switch and monitoring host computer real-time communication, Real-Time Monitoring information is transferred from monitoring host computer, simultaneous display is in LED screen, the content of display comprises: name, work post, department, enter the tunnel time, tunnel total number of persons etc.Can edit by contents displayed on interface, LED screen shows various welcome sign, catch-phrase; Workmen can pointed out to note construction safety by LED screen at ordinary times, construction risk source, fully demonstrate the managerial hommization of shield-tunneling construction, modernization, scientific.
By the reading comprehension of above-mentioned embodiment, those skilled in the art easily can realize the present invention.Content in above-mentioned embodiment is only schematic, is not to provide for restriction object.Although be described in detail in conjunction with the specific embodiments and illustrated, to one skilled in the art, obviously under the prerequisite not departing from spirit of the present invention, various modifications and variations can be made to the present invention.For making the present invention be effectively protected, appending claims of the present invention will attempt the technical scheme covering all various modifications and variations fallen within spirit of the present invention.