CN202969361U - Remote intelligent monitoring and three-dimensional pre-warning system for deformation stability of deep foundation pit - Google Patents

Remote intelligent monitoring and three-dimensional pre-warning system for deformation stability of deep foundation pit Download PDF

Info

Publication number
CN202969361U
CN202969361U CN 201220658553 CN201220658553U CN202969361U CN 202969361 U CN202969361 U CN 202969361U CN 201220658553 CN201220658553 CN 201220658553 CN 201220658553 U CN201220658553 U CN 201220658553U CN 202969361 U CN202969361 U CN 202969361U
Authority
CN
China
Prior art keywords
deep foundation
several
foundation pit
audible
deep
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201220658553
Other languages
Chinese (zh)
Inventor
唐述林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Railway 21st Bureau Group Co Ltd
Original Assignee
China Railway 21st Bureau Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China Railway 21st Bureau Group Co Ltd filed Critical China Railway 21st Bureau Group Co Ltd
Priority to CN 201220658553 priority Critical patent/CN202969361U/en
Application granted granted Critical
Publication of CN202969361U publication Critical patent/CN202969361U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Abstract

The utility model discloses a remote intelligent monitoring and three-dimensional pre-warning system for the deformation stability of a deep foundation pit. Based on physical and mechanics parameters of rock soil of a deep foundation pit, regional hydrogeological engineering geological conditions of the deep foundation pit and a fast lagrangian analysis of continua in 3 dimensions (FLAC3D) technology, a deep foundation pit excavation deformation stability three-dimensional numerical model in a construction area is established; and a deep foundation pit three-dimensional visualization safety pre-warning platform is established based on a visualization toolkit (VTK) business software system. Real-time monitoring data of the settlement and horizontal displacement of a slope crest and a fender post of the deep foundation pit, and pore water pressure change of soil around the fender pile is acquired through a gradiometer, a static level gage and a pore water pressure gauge, and is transmitted to a user computer, the deep foundation pit excavation deformation stability three-dimensional numerical model analyzes the actually measured settlement, displacement and pore water pressure data, and compares the data with a model threshold value, and the deep foundation pit three-dimensional visualization safety pre-warning platform shows the result and performs graded safety pre-warning on parameters exceeding warning values; all pre-warning information is sent to mobile phones of related personnel; meanwhile, the pre-warning information is transmitted back to an audible and visual alarm arranged on the working face of a construction site, and the audible and visual alarm gives an audible and visual alarm.

Description

Deformation of deep excavation stability remote intelligent monitoring and three-dimensional early warning system
Technical field
The utility model belongs to the relevant deep foundation pit construction field of engineering technology such as City Subway Station, tall building foundation excavation, is used for deformation of deep excavation stability intellectual monitoring and safe early warning; Be specifically related to deformation of deep excavation stability remote intelligent monitoring and three-dimensional early warning system.
Background technology
Expansion along with building sizes such as city underground, super highrise buildings, be accompanied by the deep foundation pit construction item more and more, deep foundation ditch unstability, the prominent mud Frequent Accidents of gushing water, deformation of deep excavation stability gets more and more and causes people's concern, industry Base hole supporting technology rules have certain limitation when running into special hydrology Geological Engineering geological conditions and intensive buildings environment.Consider the principle of safety economy, exploitation deformation of deep excavation stability remote intelligent monitoring and three-dimensional method for early warning have very important practical significance.
Still few aspect deformation of deep excavation stability remote intelligent monitoring and three-dimensional method for early warning research both at home and abroad, according to domestic literature, existing structure database, the early warning of constructing tunnel multiple information and safety management in China's only a few highway, mineral products, seabed tunnel, railway engineering, but so far, there is not yet and integrate the deformation of deep excavation stability remote intelligent monitoring that there is not yet depth of field excavation of foundation pit deformation stability Three-dimension Numerical Model and deep foundation ditch three-dimensional visualization safe early warning platform and the bibliographical information of three-dimensional method for early warning.
The utility model content
The technical problems to be solved in the utility model is to provide a kind of deformation of deep excavation stability remote intelligent monitoring and three-dimensional early warning system.Use this system, can real-time continuous all soil pore water pressure power of sedimentation, horizontal movement and the fender post situation of change of top, monitoring deep foundation ditch slope and fender post, and the measured data real-time continuous is transferred to remote monitoring and data processing host, according to sedimentation, displacement and pore water pressure force data, complete the early warning of deformation of deep excavation Stability Classification.
It is as follows that the utility model solves the problems of the technologies described above the technical scheme of taking: a kind of deformation of deep excavation stability remote intelligent monitoring and three-dimensional early warning system comprise several inclinometers, several hydrostatic levels and several pore pressure gauges; It is characterized in that: also comprise successively the audible-visual annunciator that connects, automatic data collection instrument, GPRS static data Acquisition Instrument, communications transmit base station, commercial satellite, communications reception base station, internet and remote computer; Inclinometer, hydrostatic level, pore pressure gauge and audible-visual annunciator wired connection, audible-visual annunciator and automatic data collection instrument wired connection, automatic data collection instrument other end wireless connections GPRS static data Acquisition Instrument, between GPRS static data Acquisition Instrument, communications transmit base station, commercial satellite, communications reception base station and internet successively wireless signal communication be connected, the internet is connected with remote computer, remote computer is connected with the F2003GSMDTU SMS module, and the F2003GSMDTU SMS module is connected with several mobile phone wireless signal and communications.
During application, some sections are set, lay an inclinometer according to the deep foundation pit fender post degree of depth every certain interval on each section, a hydrostatic level and several inclinometers, several pore pressure gauges are installed respectively in deep foundation ditch Po Ding and Guan Liang top, and the hydrostatic level reference point is arranged on the outer settlement stability point relatively of deep foundation ditch.
The utility model provides a kind of deformation of deep excavation stability remote intelligent monitoring and three-dimensional early warning technology based on inclinometer, hydrostatic level and pore pressure gauge.The utility model is based on deep foundation ditch physical mechanics parameter of rock and soil, deep foundation ditch region hydrogeology engineering geological conditions and continuous media fast Lagrangian analysis program FLAC 3DTechnology is set up construction area Excavation Deformation of Deep Foundation Pits stability Three-dimension Numerical Model; And based on VTK (Visualization Toolkit) business software system made deep foundation ditch three-dimensional visualization safe early warning platform.pass through inclinometer, hydrostatic level and pore pressure gauge gather the sedimentation of top, deep foundation ditch slope and fender post, the Real-time Monitoring Datas such as horizontal movement and the soil pore water pressure power variation of fender post week, and Real-time Monitoring Data is transferred to subscriber computer, computer Excavation Deformation of Deep Foundation Pits stability Three-dimension Numerical Model calls these data, the initial array sedimentation that the utilization of Excavation Deformation of Deep Foundation Pits stability Three-dimension Numerical Model obtains, displacement and pore water pressure force data are completed self-parameter correction and are provided each parameter model threshold value, the model follow-up actual measurement series data that will obtain is analyzed afterwards, and compare with model threshold, represented and super warning parameter is carried out the classification safe early warning by deep foundation ditch three-dimensional visualization safe early warning platform, the SMS module of all early warning information by being connected with remote computer, be sent to related personnel's mobile phone with mobile phone short messages, simultaneously, early warning information also passes back to by visual safe early warning platform the audible-visual annunciator that is arranged on the job site scope of operation and carries out sound, light warning, thereby complete deformation of deep excavation stability scene and long-range 3-dimensional digital safe early warning, the related personnel is in time taken preventive measures according to early warning information, improve the deep foundation pit construction personal security.
Description of drawings
Fig. 1 is that the inclinometer, hydrostatic level, pore pressure gauge and the audible-visual annunciator that are arranged in deep foundation ditch are arranged skiagraph,
Fig. 2 is inclinometer, hydrostatic level, pore pressure gauge, audible-visual annunciator and automatic data collection instrument, the GPRS static data Acquisition Instrument floor map that is arranged in deep foundation ditch,
Fig. 3 is the schematic diagram of structure of the present utility model, data acquisition transmission and data passback.
In figure: 1-inclinometer, 2-automatic data collection instrument, 3-GPRS static data Acquisition Instrument, 4-hydrostatic level, 5-fender post, top, 6-deep foundation ditch slope, 7-i iron supports, 8-Guan Liang, 9-foundation ditch bottom surface, 10-commercial satellite, 11-communications transmit base station, 12-internet, 13-remote computer, also claim remote monitoring and data processing host, 14-F2003GSMDTU SMS module, 15-mobile phone, 16-communications reception base station, 17-audible-visual annunciator, 18-pore pressure gauge.
The specific embodiment
as Fig. 1, Fig. 2 and shown in Figure 3: a kind of deformation of deep excavation stability remote intelligent monitoring and three-dimensional early warning system comprise several inclinometers 1, several hydrostatic levels 4 and several pore pressure gauges 18, also comprise successively the audible-visual annunciator 17 that connects, automatic data collection instrument 2, GPRS static data Acquisition Instrument 3, communications transmit base station 11, commercial satellite 10, communications reception base station 16, internet 12 and remote computer 13, inclinometer 1, hydrostatic level 4, pore pressure gauge 18 and audible-visual annunciator 17 wired connections, audible-visual annunciator 17 and automatic data collection instrument 2 wired connections, automatic data collection instrument 2 other end wireless connections GPRS static data Acquisition Instruments 3, GPRS static data Acquisition Instrument 3, communications transmit base station 11, commercial satellite 10, between communications reception base station 16 and internet 12 successively wireless signal communication be connected, internet 12 is connected with remote computer 13, remote computer 13 is connected with F2003GSMDTU SMS module 14, F2003GSMDTU SMS module 14 is connected with several mobile phone 15 wireless signal communications.Audible-visual annunciator 17 adopts the tower LED audible-visual annunciator of ADS-R3 serial ports, is provided by Shenzhen Ai Desi Science and Technology Ltd..
Referring to Fig. 1 and Fig. 2: deep foundation ditch comprises top, deep foundation ditch slope 6 and foundation ditch bottom surface 9.To the position suitable with hat beam 8 degree of depth, several inclinometers 1 and several pore pressure gauges 18 are set below top, deep foundation ditch slope 6, a plurality of inclinometers 1 are set in deep foundation pit fender post 5, with a plurality of pore pressure gauges 18 are set in the peripheral soil of degree of depth fender post 5,6 surfaces, deep foundation ditch slope top arrange several hydrostatic levels 4, and hat beam 8 surfaces also arrange several hydrostatic levels 4.Those skilled in the art will appreciate that a plurality of inclinometers 1 that arrange in deep foundation pit fender post 5 also can be arranged on the surface of fender post 5.
Synchronize a plurality of inclinometers 1 of serial connection of setting in several inclinometers 1 that several inclinometers 1 comprise top, deep foundation ditch slope 6 serial connections that arrange below and deep foundation pit fender post 5; A plurality of pore pressure gauges 18 that are connected in series that arrange in several pore pressure gauges 18 that several pore pressure gauges 18 comprise top, deep foundation ditch slope 6 serial connections that arrange below and the peripheral soil of fender post 5; Several hydrostatic levels 4 comprise several hydrostatic levels 4 and surperficial several hydrostatic levels 4 that are connected in series that arrange of hat beam 8 of the serial connection that 6 surfaces, top, deep foundation ditch slope arrange.
A plurality of pore pressure gauges 18 of several pore pressure gauges 18 of a plurality of inclinometers 1 of several inclinometers 1 of serial connection, serial connection, serial connection, serial connection all are connected with a main line with several hydrostatic levels 4, and main line is connected with audible-visual annunciator 17.
Remote computer 13 is set up Excavation Deformation of Deep Foundation Pits stability Three-dimension Numerical Model and deep foundation ditch three-dimensional visualization safe early warning platform.The foundation of Excavation Deformation of Deep Foundation Pits stability Three-dimension Numerical Model is based on foundation ditch regional stratum hydrogeological engineering geological conditions, this zone Rock And Soil physical and mechanical parameter and continuous media fast Lagrangian analysis program FLAC 3DDeep foundation ditch three-dimensional visualization safe early warning platform is based on VTK (Visualization Toolkit) business software system.
The present embodiment is connected to a main line with inclinometer 1, pore pressure gauge 18 with hydrostatic level 4; But inclinometer 1, pore pressure gauge 18 and the mode that is connected in series of hydrostatic level 4 are not subjected to the restriction of embodiment.
Application process of the present utility model is as follows:
(1) select a deep foundation ditch as the object of deformation of deep excavation stability remote intelligent monitoring and three-dimensional method for early warning System Implementation; Investigate this deep foundation ditch regional stratum hydrogeological engineering geological conditions, collect its physical mechanics parameter of rock and soil;
(2) remote monitoring and data processing host are set up the stable Three-dimension Numerical Model of early warning system objective for implementation zone Excavation Deformation of Deep Foundation Pits, set up deep foundation ditch three-dimensional visualization safe early warning platform.The foundation of Excavation Deformation of Deep Foundation Pits stability Three-dimension Numerical Model is based on foundation ditch regional stratum hydrogeological engineering geological conditions, this zone Rock And Soil physical and mechanical parameter and continuous media fast Lagrangian analysis program FLAC 3DDeep foundation ditch three-dimensional visualization safe early warning platform is based on VTK (Visualization Toolkit) business software system.
(3) fender post construction time: synchronize to the position suitable with hat 8 degree of depth below top, deep foundation ditch slope 6 several inclinometer 1 and several interstitial hydraulic pressure meters 18 are set, along parallel with the stake axle in 5 of fender post 5 external surfaces or fender posts a plurality of inclinometers are set synchronously, the inclinometer 1 of bottom gos deep into below pile top, and the inclinometer 1 at top is with to be preced with beam 8 tops concordant; Along fender post 5 external surfaces, a plurality of pore pressure gauges are installed, on top, deep foundation ditch slope 6 and hat beam 8 upper surfaces, several hydrostatic levels 4 are installed; The on-the-spot synchronous audible-visual annunciator 17 of installing; Gather sedimentation, horizontal movement and the peripheral soil pore water pressure power of fender post 5 Real-time Monitoring Data of top 6, deep foundation ditch slope and fender post 5, and Real-time Monitoring Data is sent to GPRS static data Acquisition Instrument 2 by automatic data collection instrument 2, send to commercial satellite 10 by near communications transmit base station 11 GPRS static data Acquisition Instrument 3 again, be transferred to afterwards other communications reception base station 16, and enter internet 12 and be transferred to remote monitoring and data processing host 13, the generated data library file, these data of Excavation Deformation of Deep Foundation Pits stability Three-dimension Numerical Model real-time calling;
(4) the initial array sedimentation, displacement and the pore water pressure force data that obtain of Excavation Deformation of Deep Foundation Pits stability Three-dimension Numerical Model utilization completed self-parameter correction and provided each parameter model threshold value, the model follow-up actual measurement series data that will obtain is analyzed afterwards, and compare with model threshold, represented and super warning parameter is carried out the classification safe early warning by deep foundation ditch three-dimensional visualization safe early warning platform; The SMS module 14 of early warning information by being connected with computer 13 is sent to site operation and floor control related personnel's mobile phone 15 with mobile phone short messages, realize the distant early warning of deformation of deep excavation stability; Simultaneously, early warning information also passes back to by visual safe early warning platform the audible-visual annunciator 17 that is arranged on the job site scope of operation and carries out sound, light warning, realize on-the-spot early warning, make the operating personnel of execution control related personnel and job site in time take relevant preventive action according to early warning information, further strengthen construction adventure management.

Claims (5)

1. a deformation of deep excavation stability remote intelligent monitoring and three-dimensional early warning system, comprise several inclinometers, several hydrostatic levels and several pore pressure gauges, it is characterized in that: also comprise the audible-visual annunciator (17), automatic data collection instrument (2), GPRS static data Acquisition Instrument (3), communications transmit base station (11), commercial satellite (10), communications reception base station (16), internet (12) and the remote computer (13) that connect successively, inclinometer (1), hydrostatic level (4), pore pressure gauge (18) and audible-visual annunciator (17) wired connection, audible-visual annunciator (17) and automatic data collection instrument (2) wired connection, automatic data collection instrument (2) other end wireless connections GPRS static data Acquisition Instruments (3), GPRS static data Acquisition Instrument (3), communications transmit base station (11), commercial satellite (10), between communications reception base station (16) and internet (12) successively wireless signal communication be connected, internet (12) is connected with remote computer (13), remote computer (13) is connected with F2003GSMDTU SMS module (14), F2003GSMDTU SMS module (14) is connected with several mobile phones (15) wireless signal communication.
2. a kind of deformation of deep excavation stability remote intelligent monitoring as claimed in claim 1 and three-dimensional early warning system, it is characterized in that: several inclinometers (1) and several pore pressure gauges (18) are set to the position suitable with Guan Liang (8) degree of depth below deep foundation ditch top, slope (6), along in deep foundation pit fender post (5) surface or fender post (5), a plurality of inclinometers (1) being set, with in the peripheral soil of degree of depth fender post (5), a plurality of pore pressure gauges (18) being set, (6) surface, top, deep foundation ditch slope arranges several hydrostatic levels (4), Guan Liang (8) surface also arranges several hydrostatic levels (4).
3. a kind of deformation of deep excavation stability remote intelligent monitoring as claimed in claim 2 and three-dimensional early warning system is characterized in that: synchronize a plurality of inclinometers (1) of serial connection of setting in several inclinometers (1) that several inclinometers (1) comprise the serial connection that deep foundation ditch top, slope (6) arranges below and deep foundation pit fender post (5) surface or fender post (5); A plurality of pore pressure gauges (18) that are connected in series that arrange in several pore pressure gauges (18) that several pore pressure gauges (18) comprise the serial connection that top, deep foundation ditch slope (6) arranges below and the peripheral soil of fender post (5); Several hydrostatic levels (4) comprise several hydrostatic levels (4) of the serial connection that surface, deep foundation ditch top, slope (6) arranges and several hydrostatic levels (4) that are connected in series of Guan Liang (8) surface setting.
4. a kind of deformation of deep excavation stability remote intelligent monitoring as claimed in claim 3 and three-dimensional early warning system, it is characterized in that: a plurality of pore pressure gauges (18) of a plurality of inclinometers (1) of several inclinometers (1) of serial connection, serial connection, several pore pressure gauges (18) of serial connection, serial connection all are connected with a main line with several hydrostatic levels (4), and main line is connected with audible-visual annunciator (17).
5. a kind of deformation of deep excavation stability remote intelligent monitoring as described in claim 1 to 4 any one and three-dimensional early warning system, is characterized in that: the tower LED audible-visual annunciator of audible-visual annunciator (17) employing ADS-R3 serial ports.
CN 201220658553 2012-12-04 2012-12-04 Remote intelligent monitoring and three-dimensional pre-warning system for deformation stability of deep foundation pit Expired - Fee Related CN202969361U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220658553 CN202969361U (en) 2012-12-04 2012-12-04 Remote intelligent monitoring and three-dimensional pre-warning system for deformation stability of deep foundation pit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220658553 CN202969361U (en) 2012-12-04 2012-12-04 Remote intelligent monitoring and three-dimensional pre-warning system for deformation stability of deep foundation pit

Publications (1)

Publication Number Publication Date
CN202969361U true CN202969361U (en) 2013-06-05

Family

ID=48510455

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220658553 Expired - Fee Related CN202969361U (en) 2012-12-04 2012-12-04 Remote intelligent monitoring and three-dimensional pre-warning system for deformation stability of deep foundation pit

Country Status (1)

Country Link
CN (1) CN202969361U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102943459A (en) * 2012-12-04 2013-02-27 中铁二十一局集团有限公司 Remote smart monitoring and three-dimensional early warning method and system for deformation stability of deep foundation pit
CN104864845A (en) * 2015-05-08 2015-08-26 浙江工业大学 Real-time monitoring and safety early warning system for deformation of workshop structure
CN105203158A (en) * 2015-10-01 2015-12-30 广东省工程勘察院 Automatic horizontal displacement and sedimentation monitoring system based on GPRS
CN109099961A (en) * 2018-07-03 2018-12-28 中国电子科技集团公司第二十研究所 A kind of communication data collection analysis and transmission device
CN109559494A (en) * 2018-12-26 2019-04-02 王林云 A kind of monitoring of building intelligent and automatic alarm system
CN112683233A (en) * 2020-12-15 2021-04-20 温州鼎玛建筑技术有限公司 Building settlement detection method

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102943459A (en) * 2012-12-04 2013-02-27 中铁二十一局集团有限公司 Remote smart monitoring and three-dimensional early warning method and system for deformation stability of deep foundation pit
CN102943459B (en) * 2012-12-04 2015-03-18 中铁二十一局集团有限公司 Remote smart monitoring and three-dimensional early warning method and system for deformation stability of deep foundation pit
CN104864845A (en) * 2015-05-08 2015-08-26 浙江工业大学 Real-time monitoring and safety early warning system for deformation of workshop structure
CN104864845B (en) * 2015-05-08 2017-07-25 浙江工业大学 Mill construction deformation is monitored and safety pre-warning system in real time
CN105203158A (en) * 2015-10-01 2015-12-30 广东省工程勘察院 Automatic horizontal displacement and sedimentation monitoring system based on GPRS
CN109099961A (en) * 2018-07-03 2018-12-28 中国电子科技集团公司第二十研究所 A kind of communication data collection analysis and transmission device
CN109559494A (en) * 2018-12-26 2019-04-02 王林云 A kind of monitoring of building intelligent and automatic alarm system
CN112683233A (en) * 2020-12-15 2021-04-20 温州鼎玛建筑技术有限公司 Building settlement detection method

Similar Documents

Publication Publication Date Title
CN102943459B (en) Remote smart monitoring and three-dimensional early warning method and system for deformation stability of deep foundation pit
CN202969361U (en) Remote intelligent monitoring and three-dimensional pre-warning system for deformation stability of deep foundation pit
CN202925536U (en) Deep foundation pit stress stability remote intelligent monitoring and three-dimensional early-warning system
CN102979071B (en) Remote intelligent monitoring and three-dimensional early warning method and system for stress stability of deep foundation pit
CN102900466B (en) Based on safety for tunnel engineering method for early warning and the system of three-dimensional digital tunnel platform
CN103061322B (en) Deep foundation ditch stability remote intelligent monitoring 3-dimensional digital comprehensive pre-warning method and system
CN103031862A (en) Three-dimensional digital prewarning method and facility for remote intelligent monitoring of deep foundation pit deformation stability
CN103352483A (en) Deep foundation pit monitoring and early warning system
CN103077585B (en) High slope comprehensive stability remote three-dimensional digital safe early warning method and system
CN101477207A (en) Intelligent geological calamity synthetic monitoring system and multi-stage prediction analysis method
CN202140118U (en) Tunnel construction safety early warning system based on three-dimensional digital tunnel platform
CN203034434U (en) Remote intelligent monitoring three-dimensional digital comprehensive early warning system for stability of deep foundation pit
CN103046525A (en) Facility and method for mechanical stability remote intelligent monitoring and three-dimensional early warning of deep foundation pit
CN110927821A (en) BIM + GIS-based advanced geological forecast information system for tunnel construction
CN105203158A (en) Automatic horizontal displacement and sedimentation monitoring system based on GPRS
CN102691524A (en) Remote digital intelligent early-warning method and early-warning system of water inrush and mud inrush in underground engineering construction
CN106194262A (en) Mine floor Austria limestone gushing water on-line monitoring intelligent early-warning system
CN102691525A (en) Method and system for remote three-dimensional digital safety early warming for tunnel construction landslide
CN102968884B (en) Slide-face type remote three-dimensional digital pre-warning method for stability of high slope
CN103046526A (en) Method and system for remote intelligent monitoring and three-dimensional digital early warning of deep foundation pit bottom surface upheavals
CN103021137A (en) Surface displacement method high slope stability remote three-dimensional digital warning method and system
CN102797504A (en) Remote three-dimensional digital alarm method and facility of deformation stability of primary tunnel supporting body
CN205718850U (en) High accuracy lane surface displacement real time monitoring apparatus based on ZigBee technology
CN106401652A (en) Tandem type network construction method for tunnel remote on-line remote-measuring system
CN202970793U (en) Remote and field three-dimensional digital warning facility for deformation stability of tunnel primary support body

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130605

Termination date: 20201204

CF01 Termination of patent right due to non-payment of annual fee