CN208313221U - Complicated shape lane/tunnel surface displacement field observation system - Google Patents
Complicated shape lane/tunnel surface displacement field observation system Download PDFInfo
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- CN208313221U CN208313221U CN201821083125.5U CN201821083125U CN208313221U CN 208313221 U CN208313221 U CN 208313221U CN 201821083125 U CN201821083125 U CN 201821083125U CN 208313221 U CN208313221 U CN 208313221U
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Abstract
The utility model discloses a kind of observation systems of complicated shape lane/tunnel surface displacement field, and which overcome the shortcomings of traditional deformation of the surrounding rock in tunnel measurement.It includes explosion-proof housing, data measurin system, central control system, measurement and positioning system, data transmission system, Data Analysis Services system and display system, data measurin system is mounted on the right side of explosion-proof housing, data measurin system includes that secondary vertical transmission mechanism, two grades of horizontal transmission mechanism, laser range finder and auto-steering steering engine, laser range finder are fixed together with auto-steering steering engine.The system utilizes drive mechanism adjustment laser range finder spatial position after presetting auto-steering steering engine parameter when working, issue instruction by central control system drives 360 ° of laser measuring apparatus progress to circumferentially rotate by the steering engine of transmission mechanism, while projecting the of short duration pulse laser beam of a sequence to measuring point and then realizing the high-acruracy survey of irregular working country rock surface heterogeneous deformation.
Description
Technical field
The utility model relates to a kind of observation systems of complicated shape lane/tunnel surface displacement field.
Background technique
Lane/tunnel surface deformation is most basic engineering monitoring content of parameter, mainly includes lane/tunnel top, bottom plate and side
Wall amount of shifting near etc. can calculate lane/tunnel surface velocity of displacement, lane/tunnel cross section convergence rate according to monitoring result, and establish and draw
Displacement, velocity of displacement and lane processed/tunnel excavation position and time relation curve, and then analyze lane/tunnel wall rock deformation rule
Rule, surrounding rock stability and lane/tunnel support effect.Lane/tunnel surface deformation monitoring method generallys use cross survey at present
Amount method, the lane Ji/tunnel top, bottom plate middle part vertical direction and two help horizontal direction to drill, installation timber, Short bolt, survey nail etc.
Basic point is measured, manual measurement and record are carried out by staff.
In view of lane/tunnel in engineering is influenced by crustal stress, lithology, rheology or blasting impact, under normal conditions just
Beginning section configuration, irregularity degree differ greatly, and country rock surface is heterogeneous deformation.Conventional method is limited to the shadow of point position
It rings, is primarily adapted for use in the homogeneous deformation on regular roadway surrounding rock surface；It is confined to a certain section in tunnel when manual record, can not achieve
Whole measurement；Being easy to appear worker, to record data not high with precision not in time and lead to data analysis inaccuracy etc..The above problem
Many difficulties are brought to the measurement of tunnel surface deformation, it can be seen that, the existing technology needs further improvement and improves.
Optical measuring tool structure is simple, measurement accuracy is high, in harsh environment with strong applicability, utilizes laser ranging
Instrument isopulse formula measuring device may be implemented the real-time measurement of deformation of the surrounding rock in tunnel, disposably accurately measure long range tunnel times
Meaning direction on deflection and determine deformed country rock shape whereby.
Through retrieval and inquisition, the related research report of the prior art has:
" roadway surrounding rock surface deformation laser measuring device for measuring and method " (notification number: CN103510985A) is soft using computer
Part unit handles tunnel surface deformation data, draws tunnel figure and analyzes the surrouding rock deformation of each measurement point in tunnel simultaneously
Predict the risk in tunnel, the precise measurement suitable for deformation of the surrounding rock in tunnel.But it is more regular that the device is primarily adapted for use in measurement
Roadway surrounding rock surface homogeneous deformation, and the difficulty for completing the work of entire drift section deformation measurement is higher.A kind of " tunnel
Surrouding rock deformation dynamic measurement device " (notification number: CN201680823U) is located at tunnel lateral wall using interval and the multiple of top swash
Ligh-ranging sensor, automatic, real-time, the multibreak face for realizing roadway deformation and continuously long-term measurement, are suitable for deformation of the surrounding rock in tunnel
Real-time measurement, data storage, image is shown and data communication.But selected laser range finder do not install additional rotating device without
It is able to achieve the measurement of roadway full-fracture-surfacanchoring-rod, one-shot measurement is completed and needs using a large amount of laser range finder." a kind of full lane overall process is complete
Cross-sectional face deformation monitoring device and method " (notification number: CN106401651A) arranges survey station using anchor cable, utilizes anchor cable tail portion
Threaded sleeve connection support frame and rotary laser measuring device, realize that full lane overall process is broken entirely by rotary laser measuring device
The digital imagery in face.Device installation and line arrangement are relatively complicated, and the randomness for measuring the sampling interval is larger, and as peace
Load the easy disturbance by external environment of anchor cable of body.
Therefore, the above problem existing for existing roadway surrounding rock surface deformation laser measuring device for measuring how is broken through, i.e., accurate
On the basis of obtaining drift section all directions deflection, realize that space length, the irregular working of adjust automatically measurement sampling enclose
The functions such as the real-time monitoring of rock surface heterogeneous deformation, at the same reduce influence of the external environment to measuring device, reduce measurement at
This etc. all has extremely important research and engineering significance for rock mass engineering project supporting and construction safety etc..
Utility model content
The purpose of the utility model is to overcome the shortcomings of traditional deformation of the surrounding rock in tunnel measurement, provide a kind of complex shape
Shape lane/tunnel surface displacement field observation system, the system utilize transmission after presetting auto-steering steering engine parameter when working
Structural adjustment laser range finder spatial position issues instruction by central control system and drives Laser Measuring by the steering engine of transmission mechanism
Amount instrument carries out 360 ° and circumferentially rotates, while projecting the of short duration pulse laser beam of a sequence to measuring point and then realizing that irregular working encloses
The high-acruracy survey of rock surface heterogeneous deformation.
To achieve the above object, the required main difficult technical overcome has:
(1) 360 ° of irregular lane/tunnel surface non-uniform displacement circumferential automatic measurements；
(2) lane/tunnel surface displacement space-time high-precision calibrating and calibration；
(3) matching and conversion of the displacement data to 3D digital picture.
To solve above-mentioned technical problem, adopt the technical scheme that
A kind of observation system of complicated shape lane/tunnel surface displacement field comprising explosion-proof housing, data measurin system,
Central control system, measurement and positioning system, data transmission system, Data Analysis Services system and display system, the data are surveyed
Amount system is mounted on the right side of the explosion-proof housing, and the data measurin system includes secondary vertical transmission mechanism, two grades of horizontal
Transmission mechanism, laser range finder and auto-steering steering engine, the laser range finder are fixedly connected on the auto-steering steering engine
Together, the auto-steering steering engine can drive the laser range finder to carry out 360 ° and circumferentially rotate, the secondary vertical driver
Structure, two grades of horizontal transmission mechanism drive the auto-steering steering engine movement；
The measurement and positioning system is used to control the movement of the secondary vertical transmission mechanism, two grades of horizontal transmission mechanism；
The data transmission system data that measuring system obtains for receiving data, while being transferred to data storage system
System；
The Data Analysis Services system includes that the electronics note of three-dimensional point cloud array is obtained by analysis space coordinate information
Record instrument determines the electrical analysis meter of Set criteria by extracting more plane characteristics, is matched by images match and system calibrating space-time
Electronics made of conjunction is registrated instrument and handles the 3D prototype of synthesis by RGB image；The Data Analysis Services system for pair
Data in data-storage system are analyzed；
The central control system be used for the data measurin system, measurement and positioning system, data transmission system and
Data Analysis Services system carries out signal control.
As a preferred embodiment of the utility model, the data-storage system includes that control chip and SD card are integrated
Collected tunnel surface deformation data are passed through electronic recorder, electronics by system, laser range finder after digitized processing
After analyzer and electronics registration instrument, 3D prototype is calculated and is transmitted in conjunction with related software, the control chip and SD are arrived in storage
Card integrated system.
As another preferred embodiment of the utility model, it is provided with control chip in the central control system, is led to
The control chip is crossed to the data measurin system, measurement and positioning system, data transmission system and Data Analysis Services system
Carry out signal control.
Further, the measurement and positioning system includes primary transmission mechanism and electronic compass, for controlling the second level
The movement of vertical transmission mechanism, two grades of horizontal transmission mechanism.
Further, the data transmission system includes that data line, USB data transfer interface and RJ45 network connect
Mouthful, the data line is arranged in the explosion-proof housing, and the USB data transfer interface and RJ45 network interface are set
It sets in the left side of the explosion-proof housing.
Further, there are the LED anti-explosion lamp and power outlet for illumination in the installed in front of the explosion-proof housing,
Power supply is additionally provided in the explosion-proof housing, the power supply is charged using explosion-proof type lithium ion battery and safety protective lithium battery
Plate.
Further, the electronic recorder, electrical analysis meter, electronics registration instrument are installed in the explosion-proof housing.
Further, the display system includes that liquid crystal digital display, laser range finder move horizontally control button, swash
Optar vertically moves control button, explosion-resistant enclosure vertically moves control button, start button, conclusion button, record button,
Save button, export button and charging indicator light.
Further, the explosion-proof housing lower part is provided with load-bearing steelframe and telescopic stand, and bottom is provided with
Idler wheel.
Further, the laser range finder includes laser emitter and laser pickoff.
Compared with prior art, the utility model brings following advantageous effects:
(1) the comprehensive laser measuring technique of the utility model, Computer Image Processing, 3D stereoscopic vision, roadway surrounding rock monitoring
The multiple technologies such as method are integrated, by importing related software and being handled in underground survey roadway surrounding rock surface deformation data,
Obtain roadway surrounding rock surface deformation 3D model, solve in deformation of the surrounding rock in tunnel monitoring process it is cumbersome, accuracy is lower
Problem；
(2) the utility model using control chip controls and issues instruction, to measuring point when pulse type laser rangefinder works
The of short duration pulse laser beam of a sequence is projected, the laser beam of tested country rock reflection is received by photoelectric cell, timer measures laser
Beam calculates from observer's range-to-go from the received time is emitted to and then realizes high-acruracy survey；
(3) steering engine of transmission mechanism drives 360 ° of laser measuring apparatus progress to circumferentially rotate simultaneously, and it is entire can to measure tunnel
The deformation of section, monitoring range is wide, by laser range finder monitor roadway surrounding rock deformation, realize to surrouding rock deformation without
Damage, non-contact monitoring solve the problems, such as to monitor in the past artificial subjective；
(4) laser range finder spatial position is adjusted using drive mechanism, presets auto-steering steering engine after rotational parameters
It realizes efficiently unmanned monitoring, avoids on country rock many places installation sensor time-consuming, constructional difficulties and at high cost etc. asks
Topic, monitoring process is simple, easy to implement, is conducive to coalman author's Engineering operation, and measurement data is handled by related algorithm, can
To show roadway full-fracture-surfacanchoring-rod monitoring data and drawing three-dimensional structural model, high degree of automation, tunnel environmental suitability is good, whole
A monitoring process does not influence being normally carried out for engineering；
(5) it can be used to measure different roadway surrounding rock sections by adjusting explosion-proof housing, support can be with the rolling of free extension
Wheel and tripod not only conveniently moving but also adapt to rough ground environment in underworkings, and stability is strong, have anti-
Quick-fried measure, it is highly-safe.
Detailed description of the invention
The utility model is described further with reference to the accompanying drawing:
Fig. 1 is the roadway surrounding rock surface deformation threedimensional model construction device structure front view of the utility model；
Fig. 2 is roadway surrounding rock surface deformation threedimensional model construction device the structure left view of the utility model；
Fig. 3 is the roadway surrounding rock surface deformation threedimensional model construction device structure right view of the utility model；
Fig. 4 is the roadway surrounding rock surface deformation threedimensional model construction device structure top view of the utility model；
Fig. 5 is the measurement flow chart of the utility model.
In figure: 1- explosion-proof housing, 2- load-bearing steelframe, the telescopic stand of 3-, 4-3D prototype, 5- power supply, 6- control chip
Instrument, 10- secondary vertical driver are registrated with analyzer, 8- telescopic rollers, 9- electronics with SD card integrated system, 7- electronical record
Structure, 11- auto-steering steering engine, 12- laser range finder, 13- two grades of horizontal transmission mechanism, 14- illumination LED explosion-proof lamp, 15- data
Transmission line, 16- Telescopic handle, 17-USB data transmission interface, 18-RJ45 network interface, 19- charging indicator light, 20-1 are anti-
Quick-fried casing vertical control knob, 20-2 secondary drive mechanism horizontal control buttons, 20-3 secondary drive mechanism vertical control knob,
21-1 start button, 21-2 record button, 21-3 save button, 21-4 export button, 21-5 conclusion button, 22- liquid crystal display
Screen, 23- three-phase 220V power outlet.
Specific embodiment
The utility model discloses a kind of observation systems of complicated shape lane/tunnel surface displacement field, in order to keep this practical
Novel advantage, technical solution are clearer, clear, elaborate combined with specific embodiments below to the utility model.
In conjunction with shown in Fig. 1 to Fig. 4, complicated shape lane/tunnel surface displacement field observation system of the utility model, mainly
By explosion-proof housing 1, load-bearing steelframe 2, telescopic stand 3,3D prototype 4, power supply 5, control chip and SD card integrated system 6, electricity
Subrecord is registrated instrument 9 with analyzer 7, telescopic rollers 8, electronics, secondary vertical transmission mechanism 10, auto-steering steering engine 11, swashs
Optar 12, two grades of horizontal transmission mechanism 13, illumination LED explosion-proof lamp 14, data line 15, Telescopic handle 16, USB number
According to coffret 17, RJ45 network interface 18, charging indicator light 19, explosion-proof housing vertical control knob 20-1, secondary transmission machine
Structure horizontal control buttons 20-2, it secondary drive mechanism vertical control knob 20-3, start button 21-1, record button 21-2, protects
Deposit button 21-3, export button 21-4, conclusion button 21-5, liquid crystal display 22, the composition of three-phase 220V power outlet 23.
Set gradually in explosion-proof housing 1 3D prototype 4, power supply 5, control chip and SD card integrated system 6, electronical record and
Analyzer 7, electronics registration instrument 9 and data line 15.As shown in Fig. 2, the left side of explosion-proof housing 1 be equipped with Telescopic handle 16,
USB data transfer interface 17, RJ45 network interface 18, right side are equipped with laser range finder 12, auto-steering steering engine 11, secondary transmission
Mechanism is made of secondary vertical transmission mechanism 10 and two grades of horizontal transmission mechanism 13 and consolidates with auto-steering steering engine 11.
Laser range finder 12 is made of laser emitter and laser pickoff, auto-steering steering engine 11 and laser range finder 12
Consolidation drives laser measuring apparatus 12 to carry out 360 ° and circumferentially rotates by control auto-steering steering engine 11, while laser range finder 12
Using steering engine, intermittent emit to roadway surrounding rock and receives reflected laser at laser, then by designed computer program
It is automatic to calculate that transmitting receiving time is poor, the current value of roadway surrounding rock distance and right is calculated by laser propagation distance calculation formula
Data are ranked up.
Top is equipped with charging indicator light 19, explosion-proof housing vertical control knob 20-1, secondary drive mechanism level and controls and press
Button 20-2, it secondary drive mechanism vertical control knob 20-3, start button 21-1, record button 21-2, save button 21-3, leads
Button 21-4, conclusion button 21-5, liquid crystal display 22 out.
LED anti-explosion lamp 14 for illumination is housed on front side of explosion-proof housing 1, is provided on front side of explosion-proof housing 1 for charging
Three-phase 220V power outlet 23, blasting-proof machine
It controls chip and 6 electronic compass of SD card integrated system is used for the positioning of measurement direction, control chip and SD card are integrated
System 6 is registrated instrument 9, secondary vertical transmission mechanism 10, from turn to 3D prototype 4, electronical record with analyzer 7, electronics respectively
To steering engine 11, laser range finder 12, two grades of horizontal transmission mechanism 13, explosion-proof housing vertical control knob 20-1, secondary transmission machine
Structure horizontal control buttons 20-2, it secondary drive mechanism vertical control knob 20-3, start button 21-1, record button 21-2, protects
Button 21-3, export button 21-4, conclusion button 21-5, liquid crystal display 22 is deposited to be controlled.
Laser range finder 12 by collected tunnel surface deformation data after digitized processing by electronical record with
Analyzer 7 and electronics are registrated instrument 9, and 3D prototype 4 is calculated and be transmitted to by related software, final storage to control chip and SD
Card integrated system 6.
Related software such as software for calculation unit is constructed single by measurement data output unit, deformation analysis unit and threedimensional model
Member is constituted, and measurement data output unit can export tunnel surface deformation initial data, and deformation analysis unit can calculate tunnel
Surrouding rock deformation, threedimensional model construction unit can construct threedimensional model by analyzing the transformation of data of each measuring point in tunnel.
Lane/tunnel surface displacement contactless measurement, uses above system, concrete operations process is as follows:
(1) the tunnel region for needing to measure is chosen in mine, and measurement basic point is marked according to drift section, withdraws blasting-proof machine
1 lower part movable pulley 8 of shell simultaneously adjusts measuring device 20-1 and moves vertically at basic point, opens two grades of horizontal transmission mechanism 13 and second level
Auto-steering steering engine 11 is simultaneously placed in level according to electronic compass by vertical transmission mechanism 10, i.e., by roadway surrounding rock surface deformation laser
Measuring device adjustment is horizontal；
(2) median perpendicular that light and tunnel that the adjustment of laser emitter 12 is projected are opened before formal measurement, guarantees tunnel
The laser range finder 12 consolidated in country rock surface deformation laser measuring device for measuring with auto-steering steering engine 11 can be with the middle line in tunnel
Vertically；
(3) start auto-steering steering engine 11 after setting rotation angular speed, control chip 6 is started by start button 21-1
Laser ranging function, auto-steering steering engine 11 are numbered by 1,2,3 ... input country rock measuring points after rotating a circle and start to be surveyed
Amount；
(4) measuring point data calculates country rock space coordinate after the analysis of electronic recorder 7, utilizes electrical analysis meter 7 and electronics
Surrouding rock deformation is obtained after registration instrument 9 statistics, analysis measuring point coordinate, observes the errorless rear starting record of country rock image in display screen
21-2 button, roadway surrounding rock measurement data are automatically saved in SD card 6；
(5) at the end of drift section country rock measurement, the display of device display screen 22 is measured, and secondary transmission can be operated
Mechanism extends the i.e. mobile roadway surrounding rock surface deformation laser range finder 12 of transmission arm, measures adjacent country rock cross section deformation data；
(6) after this section of tunnel whole basic point measures, log-on data export 21-4 button transfers data to 3D mould
Type machine 4 by related software carry out data analysis, according to export monitoring surrouding rock deformation initial data to each wet environment into
Row analysis, draws out the 3D cross-section diagram of each measuring point of drift section.
Fig. 5 show measurement flow chart, by instruction description measurement process in figure:
(1) roadway surrounding rock surface deformation threedimensional model construction device includes power supply, LED anti-explosion lamp, auto-steering steering engine, passes
Motivation structure, laser range finder, control chip, SD data storage card, data line and software processing elements；
(2) wherein power supply is then the LED anti-explosion lamp of device, auto-steering steering engine, transmission mechanism, laser range finder, control
The power supply such as chip, SD data storage card, data line, software processing elements；
(3) control chip to LED anti-explosion lamp, laser range finder, auto-steering steering engine, transmission mechanism, SD data storage card,
Software processing elements are controlled；The central control processor and primary data storage are integrated on control chip；
(4) laser measurement module includes secondary vertical transmission mechanism 10, auto-steering steering engine 11, laser range finder 12 and two
Grade horizontal drive mechanism 13, laser range finder 12 are made of laser emitter and laser pickoff, and auto-steering steering engine 11 drives
Laser range finder carries out 360 ° and circumferentially rotates；
(5) tunnel data are acquired by laser measurement module and the control chip for being sent into primary data storage is preliminary
Processing, into software processing elements electronical record and analyzer plus specific identifier show specific measurement point and measure when
Between, these data are imported into electronics by data line and are registrated in instrument, position identification is carried out according to the identifier of every group of data
And data processing, differentiate the practical distortion of roadway surrounding rock, and automatically derive the shape in tunnel and the deformation curve of any point；
(6) by treated, surrouding rock deformation data importing 3D prototype establishes roadway surrounding rock 3 d structure model, using this
Utility model roadway surrounding rock surface deformation threedimensional model construction device can continuously measure underground any point data, and to tunnel
Surface deformation carries out analysis comparison, constructs threedimensional model automatically.
The part that do not address in the utility model uses or uses for reference prior art and can be realized.
Although herein it is more used such as control chip and SD card integrated system 6, electronical record and analyzer 7,
The terms such as telescopic rollers 8, but it does not exclude the possibility of using other terms.The use of these items is only for more convenient
Ground describes and explains the essence of the utility model；Being construed as any additional limitation all is and the utility model essence
What mind was disagreed.
It should be further noted that specific embodiment described herein is only the spiritual institute to the utility model
The illustration of work.Those skilled in the art of the present invention can do described specific embodiment various each
The mode that the modify or supplement or adopt of sample is similar substitutes, but without departing from the spirit of the present application or surmounts appended power
Range defined in sharp claim.
Claims (8)
1. a kind of observation system of complicated shape lane/tunnel surface displacement field comprising explosion-proof housing, data measurin system, in
Entreat control system, measurement and positioning system, data transmission system, Data Analysis Services system and display system, it is characterised in that:
The data measurin system is mounted on the right side of the explosion-proof housing, and the data measurin system includes secondary vertical transmission
Mechanism, two grades of horizontal transmission mechanism, laser range finder and auto-steering steering engine, the laser range finder and the auto-steering rudder
Machine is fixed together, and the auto-steering steering engine can drive the laser range finder to carry out 360 ° and circumferentially rotate, and described two
Grade vertical transmission mechanism, two grades of horizontal transmission mechanism drive the auto-steering steering engine movement；
The measurement and positioning system is used to control the movement of the secondary vertical transmission mechanism, two grades of horizontal transmission mechanism；
The data transmission system data that measuring system obtains for receiving data, while being transferred to data-storage system；
The Data Analysis Services system include by analysis space coordinate information obtain three-dimensional point cloud array electronic recorder,
The electrical analysis meter of Set criteria is determined by extracting more plane characteristics, is cooperated by images match and system calibrating space-time
Electronics registration instrument and by RGB image handle synthesis 3D prototype；The Data Analysis Services system is for depositing data
Data in storage system are analyzed；
The central control system is used for the data measurin system, measurement and positioning system, data transmission system and data
Analysis process system carries out signal control.
2. a kind of observation system of complicated shape lane/tunnel surface displacement field according to claim 1, it is characterised in that:
The data-storage system includes control chip and SD card integrated system, and laser range finder is by collected tunnel surface deformation
After data are registrated instrument by electronic recorder, electrical analysis meter and electronics after digitized processing, calculated in conjunction with related software
And it is transmitted to 3D prototype, storage to the control chip and SD card integrated system.
3. a kind of observation system of complicated shape lane/tunnel surface displacement field according to claim 1, it is characterised in that:
Control chip is provided in the central control system, it is fixed to the data measurin system, measurement by the control chip
Position system, data transmission system and Data Analysis Services system carry out signal control.
4. a kind of observation system of complicated shape lane/tunnel surface displacement field according to claim 1, it is characterised in that:
The measurement and positioning system includes primary transmission mechanism and electronic compass, for controlling the secondary vertical transmission mechanism, second level
The movement of horizontal drive mechanism.
5. a kind of observation system of complicated shape lane/tunnel surface displacement field according to claim 1, it is characterised in that:
The data transmission system includes data line, USB data transfer interface and RJ45 network interface, the data line
It is arranged in the explosion-proof housing, the explosion-proof housing is arranged in the USB data transfer interface and RJ45 network interface
Left side.
6. a kind of observation system of complicated shape lane/tunnel surface displacement field according to claim 1, it is characterised in that:
There are the LED anti-explosion lamp and power outlet for illumination in the installed in front of the explosion-proof housing, in the explosion-proof housing also
It is provided with power supply, the power supply uses explosion-proof type lithium ion battery and safety protective lithium battery charging panel.
7. a kind of observation system of complicated shape lane/tunnel surface displacement field according to claim 1, it is characterised in that:
The electronic recorder, electrical analysis meter, electronics registration instrument are installed in the explosion-proof housing.
8. a kind of observation system of complicated shape lane/tunnel surface displacement field according to claim 1, it is characterised in that:
The display system includes liquid crystal digital display, laser range finder moves horizontally control button, laser range finder vertically moves
Control button, explosion-resistant enclosure vertically move control button, start button, conclusion button, record button, save button, export by
Button and charging indicator light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821083125.5U CN208313221U (en) | 2018-07-10 | 2018-07-10 | Complicated shape lane/tunnel surface displacement field observation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821083125.5U CN208313221U (en) | 2018-07-10 | 2018-07-10 | Complicated shape lane/tunnel surface displacement field observation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208313221U true CN208313221U (en) | 2019-01-01 |
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ID=64717999
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821083125.5U Active CN208313221U (en) | 2018-07-10 | 2018-07-10 | Complicated shape lane/tunnel surface displacement field observation system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115930800A (en) * | 2023-02-21 | 2023-04-07 | 西南石油大学 | Tunnel face displacement field monitoring method based on three-dimensional laser point cloud |
| WO2024055063A1 (en) * | 2022-09-16 | 2024-03-21 | Sandvik Mining And Construction Australia (Production/Supply) Pty Ltd | A sensor apparatus for use in a tunnel |
-
2018
- 2018-07-10 CN CN201821083125.5U patent/CN208313221U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024055063A1 (en) * | 2022-09-16 | 2024-03-21 | Sandvik Mining And Construction Australia (Production/Supply) Pty Ltd | A sensor apparatus for use in a tunnel |
| CN115930800A (en) * | 2023-02-21 | 2023-04-07 | 西南石油大学 | Tunnel face displacement field monitoring method based on three-dimensional laser point cloud |
| CN115930800B (en) * | 2023-02-21 | 2023-05-05 | 西南石油大学 | Tunnel face displacement field monitoring method based on three-dimensional laser point cloud |
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