CN109900211A - A kind of monitoring of underground engineering wall rock displacement and data processing system and method - Google Patents
A kind of monitoring of underground engineering wall rock displacement and data processing system and method Download PDFInfo
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- CN109900211A CN109900211A CN201910224271.8A CN201910224271A CN109900211A CN 109900211 A CN109900211 A CN 109900211A CN 201910224271 A CN201910224271 A CN 201910224271A CN 109900211 A CN109900211 A CN 109900211A
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- underground engineering
- data processing
- processing system
- rock displacement
- wall rock
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Abstract
The invention discloses a kind of monitoring of underground engineering wall rock displacement and data processing systems, it include equipment mounting structure, power supply, stepper motor, control device, Laser emission and reception device and data collecting card are installed on equipment mounting structure, wherein power supply is connect with the above all parts, control device is connect with stepper motor, Laser emission and reception device are the laser range sensor being fixed in stepper motor rotation axis, laser range sensor is connect through conducting wire with data collecting card, and data collecting card is connect with data processing terminal.The system operatio is simple, low in cost, practical, is able to achieve and is presented underground engineering wall rock deformation in the form of three-dimensional visible figure, suitable for the closed all kinds of underground engineering constructions in cross section, the monitoring of each stage surrouding rock deformation of operation.
Description
Technical field
The present invention relates to a kind of displacement detecting and data processing system and method, especially a kind of underground engineering wall rock displacement
Monitoring and data processing system and method.
Background technique
With the continuous growth of world population, per capita place space is smaller and smaller, in city, landscape is destroyed,
A kind of the problems such as the problems such as acute housing shortage, traffic congestion has been normality, and in rural area, and peasant's cultivated area is occupied also Shi Youfa
Raw, development and utilization underground engineering is one of the most effective means solved these problems;Simultaneously because of piping lane, civil air defense constructions and installations, special examination
The concealed work etc. testing room and needing for secrecy can only be built in underground, and the effect of underground engineering can not be substituted, ground
The development and utilization of lower engineering have become the necessary trend of 21 century world development.But because underground engineering rock mass is often simultaneously by underground
The collective effect of many factors such as water, tectonic movement, stratification and crack causes its stress condition extremely complex, how to differentiate ground
Whether stable lower engineering rock mass is the problem of people study always.It is to determine underground engineering by monitoring underground engineering wall rock displacement
One important method of surrounding rock stability.Currently, the instrument master for monitoring underground engineering wall rock displacement has steel ruler convergence gauge, water
Quasi- instrument and total station, because steel ruler convergence gauge is using the distance of steel ruler measurement underground engineering two sides abutment wall expansion bolt, with anti-
The convergent for reflecting surveyed section causes its measurement error larger;Steel ruler convergence gauge, year quasi- instrument and total station are in operating process
In be all completely dependent on artificial, time-consuming and laborious, inefficiency.A kind of utilization optical fiber type displacement sensor measurement country rock position is revealed
The method of shifting, but the method is stringenter to site requirements, is simply possible to use in feelings smooth in operation, underground engineering hole wall surface
Condition.Therefore, be badly in need of proposing a set of pair of site requirements it is low, it is high-efficient, can feed back three-dimensional space surrounding rock displacement information, can be achieved half from
The underground engineering wall rock displacement of dynamicization operation monitors system.
Summary of the invention
The object of the present invention is to provide a kind of monitoring of underground engineering wall rock displacement and data processing systems and method.It should
System operatio is simple, low in cost, practical, is able to achieve and in the form of three-dimensional visible figure is in by underground engineering wall rock deformation
It is existing, suitable for the closed all kinds of underground engineering constructions in cross section, the monitoring of each stage surrouding rock deformation of operation.
Technical solution of the present invention: a kind of monitoring of underground engineering wall rock displacement and data processing system include equipment peace
Assembling structure is equipped with power supply, stepper motor, control device, Laser emission and reception device on equipment mounting structure and data is adopted
Truck, wherein power supply is connect with the above all parts, and control device is connect with stepper motor, and Laser emission and reception device are solid
The laser range sensor being scheduled in stepper motor rotation axis, laser range sensor are connect through conducting wire with data collecting card, number
It is connect according to capture card with data processing terminal.
In underground engineering wall rock displacement monitoring above-mentioned and data processing system, the equipment mounting structure is proof cabinet,
The rotation axis of stepper motor is extend out to outside proof cabinet.
In underground engineering wall rock displacement monitoring above-mentioned and data processing system, the equipment mounting structure is fixed on bottom
Seat, the side of pedestal are equipped with fixing bolt, and pedestal is equipped with vertical air level.
In underground engineering wall rock displacement monitoring above-mentioned and data processing system, the equipment mounting structure is through adjusting bolt
It is connect with pedestal, equipment mounting structure is equipped with horizontal levelling bubble.
In underground engineering wall rock displacement monitoring above-mentioned and data processing system, the control device includes motor table control
And motor driver, both it is electrically connected with stepper motor.
In underground engineering wall rock displacement monitoring above-mentioned and data processing system, the pedestal and underground engineering are longitudinally perpendicular
Face on slip-ring device is installed, slip-ring device is made of a curved bar and the slip ring being fixed on curved bar.
In underground engineering wall rock displacement monitoring above-mentioned and data processing system, the curved bar surface is coated with moisture-proof coating,
Slip ring uses via hole slip ring.
In underground engineering wall rock displacement monitoring above-mentioned and data processing system, it is fixed in the stepper motor rotation axis
There is 1 groove on external member, external member surface, is placed with laser range sensor in groove.
A kind of monitoring of underground engineering wall rock displacement and data processing method, pass through the stepping being fixed on underground engineering side wall
Motor constantly rotates, and the laser range sensor in rotary course in its rotary shaft constantly issues signal and receive and returns to tested point
Letter in reply number, and return signal is transmitted to data processing terminal by data collecting card, data processing terminal uses different to be measured
The three-dimensional coordinate of point is built into surface chart, by comparing the surface chart of different cycles, to judge that underground engineering exists
Surrounding rock displacement situation of change in the period.
In underground engineering wall rock displacement above-mentioned monitoring and data processing method, the three-dimensional coordinates of different tested points by with
Under type obtains:
By the signal that laser range sensor receives confirm its to the distance of tested point be L, while because of known laser
Distance measuring sensor and tested point line and the angle of x-axis are θ, then the position (x, y) of tested point in the plane may be expressed as:
Meanwhile the distance E between two adjacent cross sections of input, E being needed to remain unchanged after operation data processing system, then the
M cross section may be expressed as: with first cross section distance z
Z=E (m-1).
Beneficial effects of the present invention: compared with prior art, the present invention drives laser range sensor by stepper motor
It is rotating simultaneously, laser range sensor issues signal to tested point and receives the signal of return, and transmits a signal to
Data collecting card, data collecting card send data to computer again, and the three-dimensional coordinate of different tested points is passed through song by computer
Line, which connects, constitutes 1 surface chart, the surface chart in different cycles is compared, so as to judge that underground engineering exists
Surrounding rock displacement situation of change in the period.Compared with existing equipment, the system operatio is simple, low in cost, practical, can be real
Underground engineering wall rock deformation is presented in the form of three-dimensional visible figure now, is applied suitable for the closed all kinds of underground engineerings in cross section
Work, the monitoring for runing each stage surrouding rock deformation, when the present invention obtains needed for the concrete position that underground engineering wall rock is subjected to displacement
Between it is shorter, it is more efficient.
Detailed description of the invention
Attached drawing 1 is cross-sectional view of the invention;
Attached drawing 2 is skiagraph of the invention;
Attached drawing 3 is the present invention and Data Post Processing System collaborative work schematic diagram;
Attached drawing 4 is the point coordinate transition diagram of after-treatment system of the present invention;
Appended drawing reference: 1-fixed device;2-power supplys;3-stepper motors;4-control devices;5-Laser emissions with connect
Receiving apparatus;6-slip-ring devices;7-data collecting cards;8-screws;9-pedestals;10-vertical air levels;11-proof cabinets;
12-horizontal levelling bubbles;13-curved bars;14-slip rings;15-motor table controls;16-motor drivers;17-external members;18-swash
Ligh-ranging sensor;19-underground engineering side walls;20-data processing terminals;21-underground engineerings;The monitoring of 22-surrounding rock displacements
System, 22- adjust bolt 23
Specific embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples, but be not intended as to the present invention limit according to
According to.
The embodiment of the present invention: a kind of monitoring of underground engineering wall rock displacement and data processing system, as shown in attached drawing 1-4,
It includes equipment mounting structure that the surrounding rock displacement, which monitors system 22, and power supply 2, stepper motor 3, control are equipped on equipment mounting structure
Device 4, Laser emission and reception device 5 processed and data collecting card 7, wherein power supply 2 is connect with the above all parts, above each
Component includes stepper motor 3, control device 4, Laser emission and reception device 5 and data collecting card 7.Control device 4 and stepping
Motor 3 is electrically connected, and Laser emission and reception device 5 are the laser range sensor 18 being fixed in 3 rotation axis of stepper motor, is swashed
Ligh-ranging sensor 18 is connect through conducting wire with data collecting card 7, and data collecting card 7 is connect with data processing terminal 20.
In installation process, a certain underground in cross section where equipment mounting structure to be fixed on to the tested point of underground engineering 21
On engineering side wall 19.In use, the angle of the every step of stepper motor 3 rotation is controlled by control device 4, positioned at 3 turns of stepper motor
Along backtracking after the laser pulse arrival hole wall of the laser transmitter projects of laser range sensor 18 on moving axis, just can divide
Do not measure the distance of limited tested point to laser range sensor 18, these distance signals by laser range sensor 18 letter
Number receiver receives, then its received signal is transmitted to data collecting card 7, and data collecting card 7 converts analog signal data
It at digital signal, and is saved, the information in data collecting card 7 can pass through the bus transfers such as usb, wireless network to number
According to processing terminal 20, the data in data collecting card 7 are read by the Data Post Processing System in data processing terminal 20, will be read
The data taken are converted into the spatial position of measuring point to be monitored, and the point in the same cross section in a swing circle is attached,
Closed curve is formed it into, setting-out order is then used, successively clicks adjacent closed curve, it is three that these final data, which are fitted,
Curved surface figure is tieed up, which is the reflection of 21 hole wall of underground engineering.By the surface chart of underground engineering hole wall obtained by previous cycle with
Surface chart obtained by latter period compares, to learn the situation of change of the surrounding rock displacement during this period of time of underground engineering 21.
Preferably, can be selected really remote with Wuhan letter to meet requirement of the laser range sensor 18 to range and precision
The SENST series laser distance measuring sensor function proximity sensors that big Science and Technology Ltd. is researched and developed.
Data Post Processing System in data processing terminal 20 is the one section of code worked out using AUTOLISP, this section of code
It may be implemented: reading the data in data collecting card 7, convert the data of reading to the spatial position of measuring point to be checked, it will be same
Point in cross section, a swing circle is connected with curve, then connects the curve setting-out order for indicating each cross section
It picks up and, obtain the surface chart of underground engineering hole wall, by the surface chart of underground engineering hole wall and latter period obtained by previous cycle
Gained surface chart compares, and learns underground engineering surrounding rock displacement situation of change during this period of time.
The equipment mounting structure is proof cabinet 11, can be made moist to avoid its interior arrangement, the rotation axis of stepper motor 3 is stretched
Out to outside proof cabinet 11, signal is sent and received convenient for laser range sensor 18.
The equipment mounting structure is fixed on pedestal 9, and the side of pedestal 9 is equipped with fixing bolt 8, and pedestal 9 is equipped with vertical
Air level 10.In fixation procedure, drill on the underground engineering side wall 19 to be measured of underground engineering 21, by tightening fixing bolt 8
Pedestal 9 is fixed on the underground engineering side wall 19 of underground engineering 21, by adjusting the position of 8 top nut of fixing bolt, observation
Vertical air level 10, makes pedestal 9 keep vertical.
Equipment mounting structure, that is, the proof cabinet 11 is adjusted bolt 23 and is connect with pedestal 9, and equipment mounting structure is equipped with
Horizontal levelling bubble 12.The lifting that proof cabinet 11 is controlled by adjusting the position for adjusting 23 top nut of bolt makes equipment installation knot
Structure, that is, proof cabinet 11 keeps horizontal.
The control device 4 includes motor table control 15 and motor driver 16, is both electrically connected with stepper motor 3.
For driving and controlling the movement of stepper motor 3.Control device 4 and data collecting card 7 are installed in proof cabinet 11, are utilized
Stepper motor 3 and a side of proof cabinet 11 are fixed together by self-tapping screw, and the longitudinal axis of the side and underground engineering hangs down
Directly;The motor table control 15 of control device 4 and motor driver 16 are directly placed at the bottom of proof cabinet 11, and self tapping can also be used
Motor table control 15 and motor driver 16 are fixed together by screw with 11 bottom plate of proof cabinet;There are two take out for the design of proof cabinet 11
Drawer is respectively used to place power supply 2 and data collecting card 7.
Slip-ring device 6 is installed on the pedestal 9 and the longitudinally perpendicular face of underground engineering, slip-ring device is by a curved bar 13
And the slip ring 14 being fixed on curved bar 13 is constituted, 13 surface of curved bar is coated with moisture-proof coating, passes through self-tapping screw and pedestal 9
Connection, slip ring 14 use via hole slip ring.The purpose that slip ring 14 is arranged is to turn when laser range sensor 18 with stepper motor 3
When rotary shaft rotates, makes to connect laser range sensor 18 and the conducting wire of data collecting card 7 comes out from laser range sensor 18,
And make fixed in the conducting wire of slip ring 14 to 7 sections of data collecting card after slip ring 14.
External member 17 is fixed in 3 rotation axis of stepper motor, external member 17 is acetal plastic, and there is 1 groove on surface,
Laser range sensor 18 is fixed in the groove of external member 17 by tack Quincunx screw.
It is constituted with fixing bolt 8, pedestal 9, vertical air level 10, proof cabinet 11 and horizontal levelling bubble 12 in upper-part solid
Determine device 1.According to the attention degree and current conditions to underground engineering wall rock displacement, determine between two adjacent cross sections to be measured
Distance, then in the section fixing device for installing 1 for needing to monitor surrounding rock displacement.
A kind of monitoring of underground engineering wall rock displacement and data processing method, pass through the stepping being fixed on underground engineering side wall
Motor constantly rotates, and the Laser emission in rotary course in its rotary shaft constantly issues signal to tested point with reception device and connects
Return signal is received, and return signal is transmitted to data processing terminal by data collecting card, stepper motor rotates a circle to obtain
One group of data after data processing terminal is handled these data by Data Post Processing System, obtains the space of these points
Position coordinates (x, y, z) then connect the curve for indicating each cross section with setting-out order, obtain underground engineering hole wall
Surface chart;By comparing the surface chart of different cycles, to judge the country rock position of underground engineering during this period of time
Move situation of change.
The spatial position coordinate (x, y, z) of different tested points obtains in the following manner:
It is confirmed to being L at a distance from tested point, while because known by Laser emission and signal that reception device receives
Laser emission and reception device and tested point line and the angle of x-axis are θ, then the position (x, y) of tested point in the plane can table
It is shown as:
The to be monitored number n in same cross section need to be inputted in operation data after-treatment system, adjacent two is to be monitored
Point is remained unchanged with Laser emission and the angle α of emitter line respectively, angle α and i-th of monitoring in a cross section
Point and the angle of x-axis are θ:
θ=i α;
Meanwhile the distance E between two adjacent cross sections of input, E being needed to remain unchanged after operation data processing system, then the
M cross section may be expressed as: with first cross section distance z
Z=E (m-1).
The spatial position coordinate (x, y, z) of different tested points can be obtained in the above manner.
Claims (10)
1. a kind of underground engineering wall rock displacement monitoring and data processing system, it is characterised in that: it include equipment mounting structure, if
Power supply (2), stepper motor (3), control device (4), Laser emission and reception device (5) and data are installed on standby mounting structure
Capture card (7), wherein power supply (2) is connect with the above all parts, and control device (4) is connect with stepper motor (3), Laser emission
It is the laser range sensor (18) being fixed in stepper motor (3) rotation axis, laser range sensor with reception device (5)
(18) it is connect through conducting wire with data collecting card (7), data collecting card (7) is connect with data processing terminal (20).
2. underground engineering wall rock displacement monitoring according to claim 1 and data processing system, it is characterised in that: described to set
Standby mounting structure is proof cabinet (11), and it is external that the rotation axis of stepper motor (3) extend out to proof cabinet (11).
3. underground engineering wall rock displacement monitoring according to claim 1 and data processing system, it is characterised in that: described to set
Standby mounting structure is fixed on pedestal (9), and the side of pedestal (9) is equipped with fixing bolt (8), and pedestal (9) is equipped with vertical air level
(10)。
4. underground engineering wall rock displacement monitoring according to claim 3 and data processing system, it is characterised in that: described to set
Standby mounting structure is adjusted bolt (23) and is connect with pedestal (9), and equipment mounting structure is equipped with horizontal levelling bubble (12).
5. underground engineering wall rock displacement monitoring according to claim 1 and data processing system, it is characterised in that: the control
Device (4) processed includes motor table control (15) and motor driver (16), is both electrically connected with stepper motor (3).
6. underground engineering wall rock displacement monitoring according to claim 3 and data processing system, it is characterised in that: the bottom
It is equipped with slip-ring device (6) on seat (9) and the longitudinally perpendicular face of underground engineering, slip-ring device is by a curved bar (13) and fixes
Slip ring (14) on curved bar (13) is constituted.
7. underground engineering wall rock displacement monitoring according to claim 1 and data processing system, it is characterised in that: the song
Bar (13) surface is coated with moisture-proof coating, and slip ring (14) uses via hole slip ring.
8. underground engineering wall rock displacement monitoring according to claim 1 and data processing system, it is characterised in that: the step
It is fixed with external member (17) on into motor (3) rotation axis, there is 1 groove on external member (17) surface, and laser ranging biography is placed in groove
Sensor (18).
9. a kind of underground engineering wall rock displacement monitoring and data processing method, it is characterised in that: by being fixed on underground engineering side
Stepper motor on wall constantly rotates, and the laser range sensor in rotary course in its rotary shaft, which is constantly issued to tested point, to be believed
Number and receive return signal, and return signal is transmitted to data processing terminal by data collecting card, data processing terminal makes
It is built into surface chart with the three-dimensional coordinate of different tested points, by comparing the surface chart of different cycles, to judge
The surrounding rock displacement situation of change of underground engineering during this period of time.
10. underground engineering wall rock displacement monitoring according to claim 9 and data processing method, it is characterised in that: different
The three-dimensional coordinate of tested point obtains in the following manner:
By the signal that laser range sensor receives confirm its to the distance of tested point be L, while because of known laser ranging
Sensor and tested point line and the angle of x-axis are θ, then the position (x, y) of tested point in the plane may be expressed as:
Meanwhile the distance E between two adjacent cross sections of input, E being needed to remain unchanged after operation data processing system, then m-th
Cross section may be expressed as: with first cross section distance z
Z=E (m-1).
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Application publication date: 20190618 |