CN113188517A - Monitoring system for deformation of deep rock mass in landslide exploration well and data processing method - Google Patents
Monitoring system for deformation of deep rock mass in landslide exploration well and data processing method Download PDFInfo
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- 238000003672 processing method Methods 0.000 title abstract description 6
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- 238000012545 processing Methods 0.000 claims description 24
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- 229910000746 Structural steel Inorganic materials 0.000 description 1
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- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
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- 238000005188 flotation Methods 0.000 description 1
- 238000011081 inoculation Methods 0.000 description 1
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- G—PHYSICS
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- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
- G01C9/12—Measuring inclination, e.g. by clinometers, by levels by using a single pendulum plumb lines G01C15/10
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
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Abstract
The utility model provides a monitoring system and data processing method that is used for interior deep rock mass of landslide exploratory well to warp, includes: the device comprises an inverted vertical device, a plurality of vertical line coordinate measuring instruments and a plurality of mounting brackets, wherein an anchor block of the inverted vertical device is anchored in bedrock at the bottom of the exploratory well, a buoy of the inverted vertical device is fixedly arranged at the wellhead of the exploratory well, the lower end of a vertical line of the inverted vertical device is fixedly connected with the anchor block, the upper end of the vertical line is fixedly connected with the lower part of a connecting rod, the upper part of the connecting rod penetrates through the buoy to be fixedly connected with a floater, and the vertical line vertically penetrates through a monitoring hole of the vertical line coordinate measuring instrument; the mounting bracket is fixed on a rock mass on the side wall of the exploration well, and the vertical coordinate measuring instrument is detachably connected above the mounting bracket; and a vertical coordinate measuring instrument is arranged at the position of the wellhead of the exploration well, and the vertical coordinate measuring instruments are respectively arranged above and below the prediction slide belt in the exploration well. The monitoring system provided by the disclosure can monitor deep rock mass sliding zones or multiple sliding zones in the landslide exploration well in real time, and provides basic data for later-stage disaster prevention and treatment.
Description
Technical Field
The disclosure relates to the technical field of landslide disaster deformation monitoring, in particular to a monitoring system and a data processing method for deep rock deformation in a landslide exploration well.
Background
About 70% of the territorial area of China is the mountain land topography, and a large number of tunnels need to be built in the railway traffic construction of crossing mountain areas. In general, when a line is selected, a mountain area with possible landslide is avoided, and the geological condition of the mountain area needs to be measured. After the tunnel is mined, because the hydrogeological environment of the rock mass of the tunnel is constantly changed, the strength of the rock mass structure is reduced due to the rheology under the action of long-term ground stress and underground water, a peristaltic landslide is formed along a joint crack surface, or an internal stress field of a slope body is subjected to great adjustment caused by human engineering activity, so that the slope body is deformed and cracked, and a sliding surface is formed at a weak part, thereby the landslide is formed.
Therefore, landslide and geological disaster deformation caused by landslide are recognized early and monitored in real time, the geological disaster inoculation evolution law of landslide-tunnel is mastered through analysis of monitoring data, basic data are provided for later-stage disaster prevention and treatment, the research significance on geological disaster mechanisms and prevention and control technologies is great, and meanwhile guarantee can be provided for safe operation of traffic.
At present, a set of simple and effective rock mass deformation monitoring device for monitoring landslide disasters causing tunnel deformation in real time does not exist.
Disclosure of Invention
In view of this, the present disclosure provides a monitoring system and a data processing method for deformation of a deep rock body in a landslide exploration well.
Based on above-mentioned purpose, this disclosure provides a monitoring system that is used for deep rock mass deformation in landslide exploratory well, includes: the device comprises a drooping device, a plurality of vertical coordinate measuring instruments and a plurality of mounting brackets, wherein the drooping device comprises a vertical line, an anchor block, a buoy and a connecting rod,
the anchoring block of the inverted vertical device is anchored in bedrock at the bottom of the exploratory well, a buoy of the inverted vertical device is fixedly arranged at a wellhead of the exploratory well, the lower end of a vertical line of the inverted vertical device is fixedly connected with the anchoring block, the upper end of the vertical line is fixedly connected with the lower part of a connecting rod, the upper part of the connecting rod penetrates through the buoy and is fixedly connected with a floater, and the vertical line vertically penetrates through a monitoring hole of the vertical line coordinate measuring instrument;
the mounting bracket is fixed on a rock mass on the side wall of the exploratory well, and the perpendicular coordinate measuring instrument is detachably connected above the mounting bracket;
the vertical coordinate measuring instrument is arranged at the wellhead position of the exploration well, and the vertical coordinate measuring instruments are respectively arranged above and below the prediction slide belt in the exploration well.
Furthermore, a fastening nut is sleeved above the anchor block.
Further, the perpendicular line is located monitoring hole central point puts.
Further, the perpendicular line coordinate measuring instrument with the installing support passes through bolt, nut and gasket fixed connection, is located mounting hole on the installing support is two-way rectangular hole.
Furthermore, the top and the below of monitoring hole are equipped with lens hood and lower lens hood respectively, the plumb line passes perpendicularly go up the lens hood with lower lens hood.
Furthermore, a connecting plate is arranged on the outer surface of the perpendicular line coordinate measuring instrument corresponding to the perpendicular line inlet channel.
Further, the mounting bracket is a triangular bracket.
Further, the system still includes data acquisition device and data processing device, data acquisition device with perpendicular line coordinate measuring apparatu is connected, data processing device with data acquisition device connects, data acquisition device is used for gathering through perpendicular line coordinate measuring apparatu monitors the data that obtain, data processing device is used for handling the follow data acquisition device obtains.
Based on the same invention concept, the disclosure also provides a method for processing data of the monitoring system for deformation of the deep rock body in the landslide exploration well, which comprises the following steps:
collecting multiple displacement readings of the multiple vertical coordinate measuring instruments, calculating an early warning index based on the multiple displacement readings, responding to the early warning index reaching a preset early warning threshold value, sending out a landslide deformation comprehensive early warning alarm by the monitoring system, and starting a corresponding processing measure of the comprehensive early warning alarm;
the early warning indexes comprise a continuous displacement change rate, a single-day maximum displacement change amount, a single-monitoring maximum displacement change amount and a single-position displacement monitoring value;
the early warning threshold comprises a grade I early warning threshold, a grade II early warning threshold and a grade III early warning threshold;
the comprehensive early warning alarm comprises a level I comprehensive early warning alarm, a level II comprehensive early warning alarm and a level III comprehensive early warning alarm.
From the above, the monitoring system and the data processing method for deformation of the rock body in the deep part in the landslide exploration well provided by the disclosure fully utilize the geological exploration well formed by excavation in geological exploration or supplementary exploration, and can complete monitoring of deformation of the rock body without re-excavating holes. Through falling the device or just hanging down the device and using with the cooperation of a plurality of perpendicular line coordinate measuring apparatu, realized visiting the real-time supervision of deep draw or many draws in the well to the landslide, and the reliability is higher. And determining the sliding direction and the displacement of the sliding body through final monitoring data processing and analysis so that engineering personnel can take effective countermeasures in time.
Drawings
In order to more clearly illustrate the technical solutions in the present disclosure or related technologies, the drawings needed to be used in the description of the embodiments or related technologies are briefly introduced below, and it is obvious that the drawings in the following description are only embodiments of the present disclosure, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an overall structural schematic diagram of a monitoring system for deformation of a rock mass deep in a landslide exploration well according to an embodiment of the disclosure;
FIG. 2 is a schematic structural diagram of a monitoring system for deformation of a rock mass deep in a landslide exploration well with multiple sliding zones according to an embodiment of the disclosure;
FIG. 3 is a schematic structural diagram of an inverted plumbing fixture according to an embodiment of the present disclosure;
FIG. 4 is a schematic top view of a vertical coordinate measuring machine according to an embodiment of the present disclosure;
FIG. 5 is a schematic diagram of a right-view structure of a vertical coordinate measuring machine according to an embodiment of the present disclosure;
FIG. 6 is a schematic front view of a vertical coordinate measuring machine in cooperation with a mounting bracket according to an embodiment of the present disclosure;
FIG. 7 is a schematic bottom view of a vertical coordinate measuring machine in cooperation with a mounting bracket according to an embodiment of the present disclosure;
fig. 8 is a schematic overall structure diagram of another monitoring system for deformation of a rock body deep in a landslide exploration well according to an embodiment of the disclosure.
Description of the drawings: 1. a reverse-hanging device; 11. an anchor block; 12. a float bowl; 13. a vertical line; 14. a connecting rod; 15. a nut; 16. a float; 2. a vertical coordinate measuring instrument; 21. a monitoring hole; 22. an upper light shield; 23. a lower light shield; 24. a vertical line inlet channel; 25. a connecting plate; 3. mounting a bracket; 31. a bidirectional elongated hole; 4. predicting a slip band; 41. a first predicted slip band; 42. a second predicted slip; 5. a plumbing fixture; 51. and (4) a heavy hammer.
Detailed Description
For the purpose of promoting a better understanding of the objects, aspects and advantages of the present disclosure, reference is made to the following detailed description taken in conjunction with the accompanying drawings.
It is to be noted that technical terms or scientific terms used in the embodiments of the present disclosure should have a general meaning as understood by those having ordinary skill in the art to which the present disclosure belongs, unless otherwise defined. The use of "first," "second," and similar terms in the embodiments of the disclosure is not intended to indicate any order, quantity, or importance, but rather to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
As background art said, to the real-time supervision of rock mass deformation can effectively prevent the emergence of geological disasters, often need dig the test channel again when monitoring rock mass deformation among the prior art at present, consume manpower and materials, this disclosure rational utilization geological prospecting or supplementary prospecting well that excavates and form in the reconnaissance carry out effectual real-time supervision to the displacement change of prediction sliding strip in the rock mass, make things convenient for relevant engineering personnel to judge the topography change and take counter-measure.
Embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.
Referring to fig. 1, the present disclosure provides a monitoring system for deep rock mass deformation in landslide exploratory well, including the device of drooping 1, a plurality of perpendicular line coordinate measuring instrument 2 and a plurality of installing support 3, the device of drooping includes perpendicular line 13, anchor block 11, flotation pontoon 12, connecting rod 14 and float 16, wherein, the anchor block 11 anchor of the device of drooping 1 is in the basement rock of exploratory well bottom, as the fixed point of the device of drooping 1. The float 12 of the device 1 that hangs down is fixed to be set up the exploratory well head, the perpendicular 13 lower extreme of the device 1 that hangs down with anchor block 11 fixed connection, upper end and 14 lower parts fixed connection of connecting rod, 14 upper portions of connecting rod pass float 12 and float 16 fixed connection utilize the buoyancy of liquid in the float 12, take up perpendicular 13. The vertical line 13 vertically passes through a monitoring hole 21 of the vertical coordinate measuring instrument 2. The displacement change data of the vertical line 13 is monitored through the monitoring hole 21 of the vertical coordinate measuring instrument 2, and the monitoring data is transmitted to the data acquisition device. Installing support 3 is fixed on the exploratory well lateral wall rock mass, installing support 3 can be angle iron stand, perpendicular line coordinate measuring apparatu 2 can dismantle the connection and be in installing support 3 top, installing support 3 can adjust perpendicular line coordinate measuring apparatu 2's horizontality and mounted position. The vertical coordinate measuring instrument 2 is arranged at the position of the wellhead of the exploration well, and the vertical coordinate measuring instruments 2 are respectively arranged above and below the prediction slide belt 4 in the exploration well. And the coordinate change at the wellhead position of the exploratory well is used as a reference, and the displacement change conditions above and below the predicted sliding belt 4 are observed.
In some embodiments, referring to fig. 2, there may be a plurality of prediction sliding bands 4 inside the exploratory well, in this embodiment two prediction sliding bands, and the setting positions of the vertical coordinate measuring machine 2 are respectively a wellhead position, a position above the first prediction sliding band 41, a position above the second prediction sliding band 42, and a position below the second prediction sliding band 42. The monitoring below the first prediction slide 41 can use the same vertical coordinate measuring machine 2 as the monitoring above the second prediction slide 42. When there are a plurality of prediction slides 4, the arrangement of the perpendicular coordinate measuring machine 2 is similar to that of the present embodiment, and will not be described herein again.
In some embodiments, referring to fig. 3, a fastening nut 15 is sleeved above the anchor block 11, the anchor block 11 is fixedly connected with the vertical line 13, the vertical line 13 is embedded inside the top end of the anchor block 11, and the fastening nut 15 is sleeved outside to fasten the vertical line 13.
In some embodiments, referring to fig. 4 and 5, the vertical line 13 is located at the center of the monitoring hole 21. In the present embodiment, the type of the vertical coordinatograph is BGK-6860, the range of each vertical coordinatograph 2 in the x axis and the y axis is fixed, and in order to leave enough space for the vertical line 13 to move in the positive and negative directions of the x axis and the y axis, the vertical line 13 is generally set in the middle of the monitoring hole 21, for example, the range of the x axis is 50mm, and the vertical line 13 is set at a position where the x axis reads about 25 mm. If there is an accurate prediction of the direction of displacement of the slide 4, the initial position of the perpendicular 13 in the monitoring hole 21 can be adjusted appropriately according to the actual situation.
In some embodiments, referring to fig. 6 and 7, the vertical coordinate measuring machine 2 is fixedly connected to the mounting bracket 3 through bolts, nuts and spacers, and the mounting hole on the mounting bracket 3 is a bidirectional elongated hole 31. For convenient installation and dismantlement, perpendicular line coordinate measuring appearance 2 can be dismantled through bolt and nut with installing support 3 and be connected, and bolt and nut's connected mode can also adjust perpendicular line coordinate measuring appearance 2's levelness combination spirit level, only needs its height of proper rotatory nut adjustment can adjust perpendicular line coordinate measuring appearance 2's levelness. The mounting hole on the mounting bracket 3 sets up to 4, respectively with perpendicular line coordinate measuring instrument 2's bottom plate fixed connection, the part of contact between nut and the bottom plate is equipped with the gasket, assurance perpendicular line coordinate measuring instrument 2's that can be better stability. The mounting hole is provided with a bidirectional long hole 31 which can move left and right or back and forth, so that the perpendicular coordinate measuring instrument 2 is mounted at a proper position, and the front and back distance of the perpendicular coordinate measuring instrument 2 can be conveniently adjusted during field mounting. Due to the fact that the difficulty of underground operation is high and the protective wall is not flat, the offset of the perpendicular coordinate measuring instrument 2 in the installation process is large, and the perpendicular line 13 cannot be located in the middle of the central monitoring hole 21. Therefore, with the bi-directional elongated hole 31 design, the accuracy of installation can be improved by fine tuning of the elongated hole after the mounting bracket 3 is fixed to the retaining wall.
In some embodiments, referring to fig. 6, an upper light shield 22 and a lower light shield 23 are respectively disposed above and below the monitoring hole 21, and the vertical line 13 vertically passes through the upper light shield 22 and the lower light shield 23. The arrangement of the upper light shield 22 and the lower light shield 23 can effectively avoid the influence of air flow in the air on the monitoring of the perpendicular coordinate measuring instrument 2, and ensure the accuracy of displacement monitoring. The vertical line 13 passes vertically through the upper light shield 22, the monitoring hole 21 and the lower light shield 23 in this order.
In some embodiments, referring to fig. 4 and 5, a perpendicular line inlet channel 24 is formed on a side surface of the perpendicular coordinate measuring machine 2, and a connecting plate 25 is disposed on an outer surface of the perpendicular coordinate measuring machine 2 corresponding to the perpendicular line inlet channel 24. The attachment plate 25 is provided to prevent the bottom plate of the vertical coordinate measuring machine 2 from being deformed. When the vertical line 13 is installed, the vertical line 13 firstly enters the monitoring hole 21 through the vertical line inlet channel 24, and then the connecting plate 25 is fixed on the side wall of the vertical line coordinate measuring instrument 2.
In some embodiments, the mounting bracket 3 is a triangular bracket. The stability of triangle-shaped support is better, compares in the plate holder and can play stable supporting role to perpendicular line coordinate measuring appearance 2.
In some embodiments, the monitoring system for deformation of the rock mass in the deep part of the landslide exploratory well further comprises a data acquisition device and a data processing device, wherein the data acquisition device is connected with the vertical coordinate measuring instrument 2, the data processing device is connected with the data acquisition device, the data acquisition device is used for acquiring data monitored by the vertical coordinate measuring instrument 2, and the data processing device is used for processing the data acquired from the data acquisition device. The data are sorted and analyzed to obtain the displacement change condition of each measuring point, and quantitative indexes such as the displacement change rate and the single-day single maximum displacement variation can be calculated, so that the rock mass displacement condition is comprehensively judged. In this embodiment, the data acquisition device is a BGK Micro 40, and the data processing device is a computer.
Based on the same inventive concept, referring to fig. 8, the present disclosure also provides a monitoring system for deformation of a deep rock mass in a landslide exploration well, comprising: a plumbing device 5, a plurality of vertical coordinate measuring machines 2 and a plurality of mounting brackets 3,
wherein, the upper end of the vertical line 13 of the vertical device 5 is fixedly arranged on the bracket of the wellhead of the exploratory well, the lower end thereof hangs a heavy hammer 51, and the heavy hammer 51 extends into the vertical device and is fixedly arranged in the buoy 12 at the bottom of the exploratory well;
the vertical line 13 vertically passes through a monitoring hole 21 of the vertical coordinate measuring instrument 2;
the mounting bracket 3 is fixed on a rock mass on the lateral wall of the exploratory well, and the perpendicular coordinate measuring instrument 2 is detachably connected above the mounting bracket 3;
the vertical coordinate measuring instrument 2 is arranged above the bottom of the exploratory well, and the vertical coordinate measuring instruments 2 are respectively arranged above and below the prediction slide belt 4 in the exploratory well.
In some embodiments, the monitoring system for deformation of the rock mass in the deep part of the landslide exploratory well further comprises a data acquisition device and a data processing device, wherein the data acquisition device is connected with the vertical coordinate measuring instrument 2, the data processing device is connected with the data acquisition device, the data acquisition device is used for acquiring data monitored by the vertical coordinate measuring instrument 2, and the data processing device is used for processing the data acquired from the data acquisition device. In this embodiment, the data acquisition device is a BGK Micro 40, and the data processing device is a computer.
Based on the same invention concept, the disclosure also provides a method for processing data of the monitoring system for deformation of the deep rock body in the landslide exploration well, which comprises the following steps:
collecting multiple displacement readings of the multiple vertical coordinate measuring instruments, calculating an early warning index based on the multiple displacement readings, responding to the early warning index reaching a preset early warning threshold value, sending out a landslide deformation comprehensive early warning alarm by the monitoring system, and starting a corresponding processing measure of the comprehensive early warning alarm;
the early warning indexes comprise a continuous displacement change rate, a single-day maximum displacement change amount, a single-monitoring maximum displacement change amount and a single-position displacement monitoring value;
the early warning threshold comprises a grade I early warning threshold, a grade II early warning threshold and a grade III early warning threshold;
the comprehensive early warning alarm comprises a level I comprehensive early warning alarm, a level II comprehensive early warning alarm and a level III comprehensive early warning alarm.
Specifically, the displacements related to the early warning index are all combined displacements, that is, the displacement is the combined displacement
Wherein x and y are readings of the vertical coordinate measuring apparatusThe value is obtained. The early warning threshold specifically comprises:
level I early warning threshold:
firstly, the change rate Vs of the continuous 3-day displacement is more than or equal to 0.75 mm/d;
secondly, the single-day maximum displacement variation Smax is more than or equal to 1.5 mm;
thirdly, monitoring the maximum displacement variable quantity to be more than or equal to 3.6mm at a single time;
fourthly, the single displacement monitoring value is more than or equal to 10 mm;
level II early warning threshold:
firstly, the change rate Vs of the continuous 3-day displacement is more than or equal to 1.0 mm/d;
secondly, the single-day maximum displacement variation Smax is more than or equal to 2.0 mm;
thirdly, monitoring the maximum displacement variable quantity to be more than or equal to 4.6mm at a single time;
fourthly, the single displacement monitoring value is more than or equal to 15 mm;
level III early warning threshold:
firstly, the change rate Vs of the continuous 3-day displacement is more than or equal to 1.5 mm/d;
secondly, the single-day maximum displacement variation Smax is more than or equal to 2.5 mm;
③ the maximum displacement variable quantity of single monitoring is more than or equal to 5.6mm
Fourthly, the single displacement monitoring value is more than or equal to 20 mm;
the comprehensive early warning alarm specifically comprises the following steps:
i-level comprehensive early warning: and when the 2 monitoring points simultaneously reach the I-level early warning threshold value, judging as an I-level comprehensive early warning alarm. Corresponding measures are as follows: and (4) checking the cracks of the tunnel and the track structure, and performing necessary adjustment on the geometric dimension of the track. And confirming the states of the respective monitoring devices, and patrolling the mountain every month.
II-level comprehensive early warning: and when the monitoring point 1 reaches the II-level early warning threshold value, judging as a II-level comprehensive early warning alarm. The counter measures are as follows: and immediately blocking the line, temporarily starting an emergency plan, and checking the tunnel and the track structure. And (4) immediately inspecting and evaluating the stability of the landslide and the tunnel, organizing an expert group to study and judge, proposing emergency treatment measures and confirming the release condition of the train.
Level III comprehensive early warning: and when the monitoring point 1 reaches the level III early warning threshold value, judging as a level III comprehensive early warning alarm. The counter measures are as follows: and immediately blocking the line and starting an emergency plan. And organizing the expert group to study and judge and provide expert suggestions.
It should be noted that the above describes some embodiments of the disclosure. Other embodiments are within the scope of the following claims. In some cases, the actions or steps recited in the claims may be performed in a different order than in the embodiments described above and still achieve desirable results. In addition, the processes depicted in the accompanying figures do not necessarily require the particular order shown, or sequential order, to achieve desirable results. In some embodiments, multitasking and parallel processing may also be possible or may be advantageous.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the present disclosure, also technical features in the above embodiments or in different embodiments may be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the embodiments of the present disclosure as described above, which are not provided in detail for the sake of brevity.
The disclosed embodiments are intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalents, improvements, and the like that may be made within the spirit and principles of the embodiments of the disclosure are intended to be included within the scope of the disclosure.
Claims (9)
1. A monitoring system that is used for deep rock mass deformation in landslide exploratory well, its characterized in that includes: the device comprises a drooping device, a plurality of vertical coordinate measuring instruments and a plurality of mounting brackets, wherein the drooping device comprises a vertical line, an anchor block, a buoy and a connecting rod,
the anchoring block of the inverted vertical device is anchored in bedrock at the bottom of the exploratory well, a buoy of the inverted vertical device is fixedly arranged at a wellhead of the exploratory well, the lower end of a vertical line of the inverted vertical device is fixedly connected with the anchoring block, the upper end of the vertical line is fixedly connected with the lower part of a connecting rod, the upper part of the connecting rod penetrates through the buoy and is fixedly connected with a floater, and the vertical line vertically penetrates through a monitoring hole of the vertical line coordinate measuring instrument;
the mounting bracket is fixed on a rock mass on the side wall of the exploratory well, and the perpendicular coordinate measuring instrument is detachably connected above the mounting bracket;
the vertical coordinate measuring instrument is arranged at the wellhead position of the exploration well, and the vertical coordinate measuring instruments are respectively arranged above and below the prediction slide belt in the exploration well.
2. The system of claim 1, wherein a fastening nut is sleeved over the anchor block.
3. The system of claim 1, wherein the vertical line is located at a position intermediate the monitoring holes.
4. The system of claim 1, wherein the plumb line coordinate measuring machine is fixedly connected with the mounting bracket through a bolt, a nut and a gasket, and the mounting hole on the mounting bracket is a bidirectional elongated hole.
5. The system of claim 1, wherein an upper light shield and a lower light shield are disposed above and below the monitoring hole, respectively, and the vertical line passes vertically through the upper light shield and the lower light shield.
6. The system of claim 1, wherein a connection plate is provided on an outer surface of the vertical coordinate measuring machine corresponding to the vertical inlet channel.
7. The system of claim 1, wherein the mounting bracket is a triangular bracket.
8. The system of claims 1-7, further comprising a data acquisition device connected to the vertical coordinate measuring machine and a data processing device connected to the data acquisition device for acquiring data monitored by the vertical coordinate measuring machine, the data processing device for processing data acquired from the data acquisition device.
9. A method of processing data from a monitoring system for deformation of a rock mass deep within a landslide exploration well according to any one of claims 1 to 8, comprising:
collecting multiple displacement readings of the multiple vertical coordinate measuring instruments, calculating an early warning index based on the multiple displacement readings, responding to the early warning index reaching a preset early warning threshold value, sending out a landslide deformation comprehensive early warning alarm by the monitoring system, and starting a corresponding processing measure of the comprehensive early warning alarm;
the early warning indexes comprise a continuous displacement change rate, a single-day maximum displacement change amount, a single-monitoring maximum displacement change amount and a single-position displacement monitoring value;
the early warning threshold comprises a grade I early warning threshold, a grade II early warning threshold and a grade III early warning threshold;
the comprehensive early warning alarm comprises a level I comprehensive early warning alarm, a level II comprehensive early warning alarm and a level III comprehensive early warning alarm.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113607125A (en) * | 2021-08-04 | 2021-11-05 | 中国电建集团昆明勘测设计研究院有限公司 | Monitoring system for monitoring tension of inverted plumb measuring line and using method |
| CN114001712A (en) * | 2021-12-24 | 2022-02-01 | 四川公路工程咨询监理有限公司 | Dangerous rock mass deformation monitoring device and early warning system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113607125A (en) * | 2021-08-04 | 2021-11-05 | 中国电建集团昆明勘测设计研究院有限公司 | Monitoring system for monitoring tension of inverted plumb measuring line and using method |
| CN113607125B (en) * | 2021-08-04 | 2023-06-09 | 中国电建集团昆明勘测设计研究院有限公司 | Monitoring system for monitoring tension of inverted vertical line and using method |
| CN114001712A (en) * | 2021-12-24 | 2022-02-01 | 四川公路工程咨询监理有限公司 | Dangerous rock mass deformation monitoring device and early warning system |
| CN114001712B (en) * | 2021-12-24 | 2022-03-22 | 四川公路工程咨询监理有限公司 | Dangerous rock mass deformation monitoring device and early warning system |
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