CN110044320A - A kind of borehole strain probe that coplanar multi-directionally multiangular measurement resolves - Google Patents
A kind of borehole strain probe that coplanar multi-directionally multiangular measurement resolves Download PDFInfo
- Publication number
- CN110044320A CN110044320A CN201910411999.1A CN201910411999A CN110044320A CN 110044320 A CN110044320 A CN 110044320A CN 201910411999 A CN201910411999 A CN 201910411999A CN 110044320 A CN110044320 A CN 110044320A
- Authority
- CN
- China
- Prior art keywords
- strain
- steel cylinder
- probe
- standard shaft
- measurement
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/32—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring the deformation in a solid
Abstract
The present invention provides a kind of borehole strain probes that coplanar multi-directionally multiangular measurement resolves, comprising: the outer steel cylinder of probe;Along the measurement standard shaft of its central axes fixed setting in outer steel cylinder of popping one's head in;With multiple strain transducers, it is set between the outer steel cylinder of probe and measurement standard shaft, one end of each strain transducer is connect by each mounting cup with outer steel cylinder of popping one's head in, and the other end is connect with the measurement standard shaft, each strain transducer is uniformly distributed centered on measuring standard shaft in dispersion shape in same plane.When with subterranean strata radial deformation occurs for outer steel cylinder of popping one's head in, the multiple strain transducer is using its contact site between the measurement standard shaft as basic point, it is measurement baseline along strain transducer to the radial line between outer steel cylinder inner wall of popping one's head in, carries out displacement deformation measurement.Two strain transducers of same radial direction, measured value, which is added, can get the outer steel cylinder of probe in the radial line strain value of this component.A variety of strain regimes can be resolved according to line strain value obtained by each measurement baseline.
Description
Technical field
The present invention relates to strain measurements, Elasticity mechanical measurement technique field, more particularly to a kind of level that is used for is the same as flat
The borehole strain probe that face multi-directionally multiangular measurement resolves.
Background technique
In geophysics and geodesic survey, the strain of subterranean body is measured commonly using drilling strain gauge.It surveys
In amount, drills first in earth's crust detected part, then measuring probe is transferred into hole section to be measured, use cement casting or mechanical support
Etc. modes will probe coupled with hole wall.In this way, the deformation of rock will be transmitted on measuring probe in drilling, strain measurement element
Achieved the purpose that measure rock mass stress strain regime according to this deformation.The circle of drilling itself is utilized in this kind of drilling strain gauges
Cylindrical space feature and cylindrical steel cylinder in horizontal profile to isotropic mechanical characteristic, use the steel cylinder of cylindrical type as its
Outer cylinder and mechanical meaurement structure.
In the prior art, it is measured using RZB type different-direction borehole strain meter.Fig. 1 is RZB type Vector proton precession magnetometer
The sensor of instrument installs distributed architecture schematic diagram.As shown in Figure 1, the strain transducer layering of each horizontal component is mounted on deformeter
In probe, the steel cylinder of cylindrical type isotropism in the horizontal direction, therefore the sensor of 4 components by each point of measurement to steel
Cylinder deformation can measure, the strain of rock mass in resolving plane.
Borehole strain measurement assumes that steel cylinder in its horizontal profile isotropism, uses three layers of nested elastic force of infinite slab
Model is learned, as shown in Figure 2.According to this principle of elasticity, sensor should be at same plane, and sensor measurement baseline is in steel
Cylinder horizontal profile the center point crosses intersection.But in reality, and there is no hand in a plane described in theoretical model
Converge intersection after again from each other across line strain sensor.In reality, sensor can only be layered installation or mutually detour in central point
Afterwards from each other across.And mounting means is layered since structure is simple, install convenient is widely adopted.The knot of sensor layering installation
Structure, the lithology in external rock stratum is uniform, and when isotropism, the difference of measurement result and theoretical model is simultaneously little, but when drilling
Measuring section lithology is unevenly distributed along axis or there are when crack, the error of measurement and strain regime resolving is larger, sometimes even
It influences whether normally to observe.
Summary of the invention
In view of the above drawbacks of the prior art, a kind of borehole strain spy that coplanar multi-directionally multi-angle resolves is proposed
Head makes the measurement of horizontal component borehole strain not only realize the coplanar measurement of real meaning, but also can be with multichannel multi-angle solution
It calculates, greatly improves measurement efficiency.
The borehole strain probe that a kind of coplanar multi-directionally multi-angle of the invention resolves, comprising:
The outer steel cylinder of probe;
Along the measurement standard shaft of central axes fixed setting in steel cylinder outside the probe;With
Multiple strain transducers are set between the outer steel cylinder of the probe and the measurement standard shaft, each strain transducer
One end is connect by each mounting cup with the outer steel cylinder of the probe, and the other end is connect with the measurement standard shaft, and each strain transducer exists
Same plane is uniformly distributed centered on the measurement standard shaft in dispersion shape,
When with subterranean strata radial deformation occurs for steel cylinder outside the probe, the multiple strain transducer is with itself and institute
Stating the contact site between measurement standard shaft is basic point, is to survey along strain transducer to the radial line between outer steel cylinder inner wall of popping one's head in
Baseline is measured, displacement deformation measurement is carried out.
Preferably, the multiple strain transducer is 8 strain transducers, and the strain transducer is displacement type sensing
Device.
Preferably, further comprise multiple fine adjustment bars corresponding with each strain transducer, pass through each fine adjustment
One end of each strain transducer is connect by bar with the measurement standard shaft respectively.
Preferably, the fine adjustment bar is expansion regulating mechanism, after the strain transducer is installed, the essence
Close adjusting rod can be elongated or shortened by user's control, adjusted the strain transducer and be in optimal installation and measuring state.
Preferably, sealing screw difference is installed by each sensor mounting cup and each sensor in one end of each strain transducer
It is fixed on the outer steel cylinder of the probe.
Preferably, the sensor mounting cup is weldingly fixed on the outer steel cylinder of the probe, is the strain transducer
Installation pedestal, each sensor sealing screw pass through each sensor mounting cup and are screwed into each strain transducer, make each strain
Sensor is fixed on each sensor mounting cup, and the sealing screw and the sensor mounting cup are equipped with dedicated sealing surface,
And installation is sealed using "O"-ring sealing inside the sensor mounting cup.
Preferably, the measurement standard shaft is solid metal, one end of the measurement standard shaft and the lower bottom base of the probe
It is fixedly connected, the other end of the measurement standard shaft install relative to steel cylinder outside the probe solid by fixed installation assembly
It is fixed.
Preferably, the fixed installation assembly is fixed to be got out of a predicament or an embarrassing situation by fixed disk, fixed disk on measurement standard shaft, measuring standard shaft
The mounting structure of nut composition.
Preferably, the fixed disk, which is got out of a predicament or an embarrassing situation, is fixed on the inner wall for outer steel cylinder of popping one's head in, fixed disk on the measurement standard shaft
It is pressed abd fixed on the fixed disk gets out of a predicament or an embarrassing situation by fixed disk mounting screw, the measurement standard shaft passes through on the measurement standard shaft
The centre bore of fixed disk, and be fixed using the measurement standard shaft fixture nut.
Preferably, outer steel cylinder of popping one's head in is cylindrical type steel cylinder, other than the sealing at both ends and installation section, rest part wall
It is thick identical and uniform.
Preferably, outer steel cylinder is popped one's head in along the sum of measured value of two strain transducers of same radial direction in this component
Radial line strain value, a variety of strain regimes can be resolved according to each resulting line strain value of measurement component.
It is same by the way that each strain transducer to be located at that the invention has the following beneficial effects: borehole strain of the invention probes
In plane, multi-directionally multiangular measurement is resolved.Measurement standard shaft structure is arranged in center probe axis in the present invention, measures standard shaft position
In probe axis line position.In torus space between measurement standard shaft and outer steel cylinder, multiple strain transducers are installed, are formd
The measurement structure that multiple strain transducers centered on measuring standard shaft are coplanar, dispersion shape is uniformly distributed.When pop one's head in outer steel cylinder with
When radial deformation occurs for subterranean strata, multiple strain transducers are to measure the mounting surface of standard shaft as basic point, extremely along strain transducer
Radial line between the outer steel cylinder inner wall of probe is measurement baseline, carries out displacement measurement.In this way, two of same radial direction are answered
Become sensor, measured value is added as the outer steel cylinder of probe in the radial strain value (thickness of removal measurement standard shaft) of this component.
Strain transducer is set between the outer steel cylinder of the probe and the measurement standard shaft, one end of each strain transducer and
The mounting cup connection of the outer steel cylinder of the probe, the other end are connect with the measurement standard shaft, and mounting cup and steel cylinder are for example, by using welding
Mode connects, and is equipped with mounting hole and sealing surface, installs sealing strain transducer using dedicated sealing screw.It is answered in the present invention
Become sensor and installed standard shaft and mounting cup independently, this modular design of uniqueness, so that strain transducer, installation
Cup, installation standard shaft can random dismounting and change so that probe processing, sealing, assembly it is easier and accurate.
In addition, the measured value that user can arbitrarily choose strain transducer carries out simultaneous solution, fastly centered on measuring standard shaft
Speed obtains desired strain regime value, can greatly improve measurement efficiency.
Detailed description of the invention
Fig. 1 is the sensor installation distributed architecture schematic diagram of existing RZB type different-direction borehole strain meter.
Fig. 2 is three layers of Elasticity infinite slab nested strain observation model.
Fig. 3 is the vertical of the borehole strain probe that the coplanar multi-directionally multiangular measurement of one embodiment of the invention resolves
Diagrammatic cross-section.
Fig. 4 is the water for the borehole strain probe that the coplanar multi-directionally multiangular measurement of one embodiment of the invention resolves
Flat cutting faces schematic top plan view.
Specific embodiment
Below by embodiment, the invention will be further described, and purpose, which is only that, more fully understands research of the invention
The protection scope that content is not intended to limit the present invention.
Fig. 3 is the vertical of the borehole strain probe that the coplanar multi-directionally multiangular measurement of one embodiment of the invention resolves
Diagrammatic cross-section.Fig. 4 is the borehole strain probe that the coplanar multi-directionally multiangular measurement of one embodiment of the invention resolves
Horizontal profile schematic top plan view.As shown in Figure 3, Figure 4, the coplanar multi-directionally multi-angle of a specific embodiment of the invention
The borehole strain probe that measurement resolves, comprising: the outer steel cylinder 1 of probe, measure 2,8 strain transducers 3 of standard shaft, fine adjustment bar 4,
Sensor mounting cup 5, installation sealing screw "O"-ring 14, lower bottom base 7, measures on standard shaft admittedly sensor installation sealing screw 6
Price fixing 8, fixed disk get out of a predicament or an embarrassing situation 9, measurement standard shaft fixture nut 10, fixed disk mounting screw 11, measuring circuit plate 12 and upper sealing
First 13.
Wherein, outer steel cylinder 1 of popping one's head in is cylindrical type steel cylinder, other than the sealing at both ends and installation section, rest part wall
It is thick equal and uniform.In outer 1 lower end of steel cylinder of popping one's head in, according to "O"-ring seal request, processing sealing mating surface is used for lower sealing
First 7 sealing;In outer 1 upper end of steel cylinder of popping one's head in, according to "O"-ring seal request, processing sealing mating surface is used for upper seal head 13
Sealing.It has been thusly-formed the casing part of borehole strain probe 1 of the invention.
As shown in figure 3, measurement standard shaft 2 is fixedly installed in outer steel cylinder of popping one's head in along central axes.The measurement standard shaft 2 is, for example, hard
Spend higher solid metal.One end (lower end) of the measurement standard shaft 2 and lower bottom base 7 are weldingly connected or otherwise fixation connects
It connects, installation is fixed with outer 1 lower end of steel cylinder of the insertion probe of lower bottom base 7.The other end (upper end) of the measurement standard shaft 2 passes through fixation
Mounting assembly carries out installation fixation relative to steel cylinder 1 outside the probe.The fixed installation assembly is, for example, by solid on measurement standard shaft
Price fixing 8, fixed disk get out of a predicament or an embarrassing situation 9 and measurement standard shaft fixture nut 10 form mounting structure.
Fixed disk is got out of a predicament or an embarrassing situation 9 to be fixed on the inner wall on outer 1 top of steel cylinder of popping one's head in for example, by the mode of welding.Under fixed disk
There is screw hole on step 9, measure fixed disk 8 on standard shaft fixed disk is pressed abd fixed on by fixed disk mounting screw and get out of a predicament or an embarrassing situation on 9.
In addition, measurement standard shaft 2 passes through the centre bore of fixed disk 8 on the measurement standard shaft, and carried out using measurement standard shaft fixture nut 10
It is fixed.Setting is fixed along central axes to measure standard shaft 2 in outer steel cylinder of popping one's head in.
As shown in Figures 3 and 4, measurement standard shaft 2 is located on the central axis for the outer steel cylinder 1 of popping one's head in, and (number is for 8 strain transducers 3
3-1~3-8) it is mounted between measurement standard shaft 2 and the outer steel cylinder 1 of probe.One end of each strain transducer 3 and outer steel cylinder 1 of popping one's head in connect
It connects, the other end is connect with measurement standard shaft 2, and each strain transducer 3 is in same plane, centered on the measurement standard shaft 2, with 45 °
Intervening sequences arrangement, is uniformly distributed in dispersion shape.8 strain transducers are used in the present embodiment, in other embodiments
Also it can according to need using other quantity, such as 4,6,10 etc..
In the present invention, by each fine adjustment bar 4 by the above-mentioned other end of each strain transducer 3 and the measurement standard shaft 2
Connection.Specifically, measurement standard shaft 2 multiple fine adjustment bars 4 corresponding with each strain transducer 3 connect, and add on measurement standard shaft 2
Work has 4 mounting surface of fine adjustment bar (contact portion).Fine adjustment bar 4 is expansion regulating mechanism, when strain transducer 3 is installed
Afterwards, fine adjustment bar 4 can be elongated or shortened by user's control, adjusted the strain transducer 3 and be in optimal installation and measurement
State.
Sealing screw 6 is installed by each sensor mounting cup 5, each sensor and is distinguished in above-mentioned one end of each strain transducer 3
It is fixed on the outer steel cylinder 1 of probe.Sensor mounting cup 5 is fixed on the intermediate position for outer steel cylinder 1 of popping one's head in for example, by the mode of welding
On, it is the installation pedestal of strain transducer 3.Specifically, outer steel cylinder 1 is equipped with 8 opening 1a, the cup of each sensor mounting cup 5
Mouth corresponds to an opening 1a and is welded on outer steel cylinder inner wall, and sensor sealing screw 6 each in this way can be from outside outer steel cylinder 1
It is passed through by opening 1a and is screwed into each strain transducer 3 inside each strain transducer mounting cup 5, keep each strain transducer 3 fixed
It is sealed at the bottom of each sensor mounting cup 5, and inside mounting cup 5 using installation sealing screw "O"-ring 14.
As shown in the top view of Fig. 4,8 sensor mounting cups 5 are uniformly welded on the horizontal profile for popping one's head in outer steel cylinder 1, it is each adjacent
Sensor mounting cup 5 differ 45 °.
The assembling process for the borehole strain probe that coplanar multi-directionally multiangular measurement of the invention resolves is described below.
In practical set, lower bottom base 7 is inserted into the outer steel cylinder 1 of probe first, measurement standard shaft 2 is welded on lower bottom base 7 and bottom
Seat 7 enters together in outer steel cylinder 1 of popping one's head in.Lower bottom base 7 is equipped with sealing "O"-ring, and insertion is popped one's head in after outer steel cylinder 1, and probe is outer
1 lower end of steel cylinder is sealed.It after lower bottom base 7 is inserted into the outer steel cylinder 1 of probe, needs to rotate lower bottom base 7, makes to measure each of standard shaft 2
Mounting surface is opposite with the sensor mounting cup 5 being welded on outer steel cylinder 1, guarantees that 8 strain transducers 3 can smoothly be mounted on survey
It measures between standard shaft 2 and sensor mounting cup 5.After lower bottom base 7 and measurement standard shaft 2 are inserted into, i.e., mountable strain transducer 3.It will
The mounting surface that the fine adjustment bar 4 of strain transducer 3 is close to measurement standard shaft 2 is inserted into measurement 2 mounting surface of standard shaft and sensor is pacified
The installation site between cup 5 is filled, then sensor installation sealing screw 6 is passed through and is screwed into strain biography inside sensor mounting cup 5
In the installation screw of sensor 3, each strain transducer 5 is fixed respectively.Sensor installs sealing screw 6 and has "O"-ring 14, twists
The installed position of sensor mounting cup 5 can be sealed after entering.Successively by 8 (strain transducer 3-1~3- of strain transducer 3
8) fixed disk 8, fixation measuring standard shaft 2 on i.e. mountable measurement standard shaft after installing.Fixed disk 8 is pacified by fixed disk on measurement standard shaft
Cartridge screw 11 is fixed on fixed disk and gets out of a predicament or an embarrassing situation on 9, measures the mounting hole having at 8 center of fixed disk on standard shaft for measuring standard shaft 2,
Standard shaft 2 is measured by being pierced by the hole, tightens measurement standard shaft 2 using measurement standard shaft fixture nut 10 after being pierced by.In this way, measurement standard shaft
Upper fixed disk 8, fixed disk get out of a predicament or an embarrassing situation 9, measurement standard shaft 2 is just combined closely by measurement standard shaft fixture nut 10, install and secure.This
When according to the needs of measurement, adjustment precision adjusting rod 4, measurement linear region needed for making strain transducer 3 be in user is in
Optimal installation and measuring state.
By above-mentioned installation process, sensing measurement structure of the invention is just installed, hereafter also by strain sensing
The power supply and signal wire of device 3 are drawn by the line outlet of fixed disk 8 on measurement standard shaft and are linked into measuring circuit plate 12, measurement electricity
The cable of road plate 12 is drawn by upper seal head 13, and the insertion of upper seal head 13 is popped one's head in outer 1 upper end of steel cylinder, i.e. completion finally
Installation sealing.
As shown in Figure 4, in the circular ring type space between measurement standard shaft 2 and the outer steel cylinder 1 of probe, 8 strains is installed altogether and are passed
8 strain transducers are presented in the same plane to measure during standard shaft 2 is in sensor 3 (strain transducer 3 number be 3-1~3-8)
The heart is alternatively arranged, the equally distributed measurement structure of dispersion shape with 45 °.When outer steel cylinder 1 of popping one's head in is as radial become occurs for subterranean strata
When shape, 8 strain transducers 3 are to measure the installation position of standard shaft 2 as basic point, along strain transducer 3 to outer 1 inner wall of steel cylinder of popping one's head in
Between line be measurement baseline, carry out displacement measurement.In this way, the measured value phase of two strain transducers 3 of same radial direction
Add the radial line strain value (thickness of removal measurement standard shaft 2) as outer steel cylinder 1 of popping one's head in this component.
In addition, the measured value that user can arbitrarily choose strain transducer carries out simultaneous solution, fastly centered on measuring standard shaft
Speed obtains desired strain regime value, can greatly improve measurement efficiency.
Such as: the line strain value of each component is indicated are as follows: ε1, ε2, ε3, ε4, take ε4For X-axis, ε2XOY coordinate is established for Y-axis
System can then be combined by a variety of data and calculate maximum principal strain value, minimum principal strain value and principal strain directions angle value.
The first combination: ε2, ε3, ε4
Second of combination: ε1, ε2, ε4
The third combination: ε1, ε3, ε4
4th kind of combination: ε1, ε2, ε3
5th kind of combination: ε1, ε2, ε3, ε4
In the resolving combined in above-mentioned 5, η1With η2Respectively maximum principal strain value, minimum principal strain value, θ are that maximum master answers
Azimuth angle value of the variate in X0Y coordinate system.5 kinds of combinations maximum, minimum principal strain value calculated and direction, can be mutual
Confirmation compares.
Obviously, those of ordinary skill in the art it should be appreciated that more than embodiment be intended merely to illustrate this
Invention, and be not used as limitation of the invention, as long as in spirit of the invention, to embodiment described above
Variation, modification will all fall in claims of the present invention range.
Claims (11)
1. a kind of borehole strain probe that coplanar multi-directionally multiangular measurement resolves characterized by comprising
The outer steel cylinder of probe;
Along the measurement standard shaft of central axes fixed setting in steel cylinder outside the probe;With
Multiple strain transducers are set between the outer steel cylinder of the probe and the measurement standard shaft, one end of each strain transducer
It is connect by each mounting cup with steel cylinder outside the probe, the other end is connect with the measurement standard shaft, and each strain transducer is same
Plane is uniformly distributed centered on the measurement standard shaft in dispersion shape,
When with subterranean strata radial deformation occurs for steel cylinder outside the probe, the multiple strain transducer is with itself and the survey
Measuring the contact site between standard shaft is basic point, is measurement base along strain transducer to the radial line between outer steel cylinder inner wall of popping one's head in
Line carries out displacement deformation measurement.
2. borehole strain probe according to claim 1, which is characterized in that the multiple strain transducer is 8 strains
Sensor, the strain transducer are displacement type sensor.
3. borehole strain probe according to claim 2, which is characterized in that further comprise and each strain transducer pair
The multiple fine adjustment bars answered respectively are connected one end of each strain transducer and the measurement standard shaft by each fine adjustment bar
It connects.
4. borehole strain probe according to claim 3, which is characterized in that the fine adjustment bar is telescopic adjustment machine
Structure, after the strain transducer is installed, the fine adjustment bar can be elongated or shortened by user's control, be answered described in adjusting
Become sensor and is in optimal installation and measuring state.
5. borehole strain probe according to claim 1, which is characterized in that one end of each strain transducer passes through each sensing
Device mounting cup and each sensor installation sealing screw are individually fixed in the outer steel cylinder of the probe.
6. borehole strain probe according to claim 4, which is characterized in that the sensor mounting cup is weldingly fixed on institute
It states on the outer steel cylinder of probe, is the installation pedestal of the strain transducer, each sensor sealing screw passes through each sensing
Device mounting cup is screwed into each strain transducer, is fixed on each strain transducer on each sensor mounting cup, the sealing screw with
The sensor mounting cup is equipped with dedicated sealing surface, and is carried out inside the sensor mounting cup using "O"-ring sealing
Sealing installation.
7. borehole strain probe according to claim 1, which is characterized in that the measurement standard shaft is solid metal, institute
The one end for stating measurement standard shaft is fixedly connected with the lower bottom base of the probe, and the other end of the measurement standard shaft passes through fixed installation group
Part carries out installation fixation relative to steel cylinder outside the probe.
8. borehole strain probe according to claim 7, which is characterized in that the fixed installation assembly is by measurement standard shaft
Upper fixed disk, fixed disk get out of a predicament or an embarrassing situation, measure the mounting structure that standard shaft fixture nut forms.
9. borehole strain probe according to claim 8, which is characterized in that the fixed disk, which is got out of a predicament or an embarrassing situation, to be fixed on outside probe
On the inner wall of steel cylinder, fixed disk is pressed abd fixed on the fixed disk by fixed disk mounting screw and gets out of a predicament or an embarrassing situation on the measurement standard shaft
On, it is described measurement standard shaft pass through it is described measurement standard shaft on fixed disk centre bore, and using the measurement standard shaft fixture nut into
Row is fixed.
10. borehole strain probe according to claim 1, which is characterized in that the outer steel cylinder of probe is cylindrical type steel cylinder, in addition to
Other than the sealing at both ends and installation section, rest part wall thickness is identical and uniform.
11. borehole strain probe according to claim 1, which is characterized in that two strains along same radial direction pass
The sum of measured value of sensor is radial line strain value of the outer steel cylinder of probe in this component, according to the resulting line strain of each measurement component
Value can resolve a variety of strain regimes.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910411999.1A CN110044320A (en) | 2019-05-17 | 2019-05-17 | A kind of borehole strain probe that coplanar multi-directionally multiangular measurement resolves |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910411999.1A CN110044320A (en) | 2019-05-17 | 2019-05-17 | A kind of borehole strain probe that coplanar multi-directionally multiangular measurement resolves |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110044320A true CN110044320A (en) | 2019-07-23 |
Family
ID=67282408
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910411999.1A Pending CN110044320A (en) | 2019-05-17 | 2019-05-17 | A kind of borehole strain probe that coplanar multi-directionally multiangular measurement resolves |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110044320A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112857174A (en) * | 2021-01-13 | 2021-05-28 | 辽宁工程技术大学 | Drilling displacement monitoring device |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2676143Y (en) * | 2003-11-10 | 2005-02-02 | 池顺良 | Multi component isoplanar radial displacement type boring strain gauge |
CN202170792U (en) * | 2011-07-25 | 2012-03-21 | 中国石油大学(北京) | Measuring device of radial deformation of well hole |
CN203310554U (en) * | 2013-06-26 | 2013-11-27 | 黄河勘测规划设计有限公司 | Three-component dual-ring borehole deformeter |
CN103954262A (en) * | 2014-05-07 | 2014-07-30 | 范鹏贤 | Device for measuring radial deformation of cylindrical test piece |
CN104236446A (en) * | 2014-05-08 | 2014-12-24 | 珠海市泰德企业有限公司 | Drilling multi-component strain measurement head |
CN204388776U (en) * | 2014-12-08 | 2015-06-10 | 池顺良 | Small-sized component borehole strain instrument probe |
CN106500652A (en) * | 2016-11-14 | 2017-03-15 | 河海大学 | A kind of servo-actuated Multi-point contact type hoop strain measurement apparatus |
CN107388955A (en) * | 2017-08-18 | 2017-11-24 | 武汉地震科学仪器研究院有限公司 | A kind of Four component seismic technology probe |
CN107725026A (en) * | 2017-09-18 | 2018-02-23 | 山东科技大学 | A kind of ground geologic body testing borehole deformation device and its method of testing |
CN207163396U (en) * | 2017-09-18 | 2018-03-30 | 山东科技大学 | Drill section deformation Multipoint synchronous test device |
CN209727084U (en) * | 2019-05-17 | 2019-12-03 | 中国地震局地壳应力研究所 | A kind of borehole strain probe that coplanar multi-directionally multiangular measurement resolves |
-
2019
- 2019-05-17 CN CN201910411999.1A patent/CN110044320A/en active Pending
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2676143Y (en) * | 2003-11-10 | 2005-02-02 | 池顺良 | Multi component isoplanar radial displacement type boring strain gauge |
CN202170792U (en) * | 2011-07-25 | 2012-03-21 | 中国石油大学(北京) | Measuring device of radial deformation of well hole |
CN203310554U (en) * | 2013-06-26 | 2013-11-27 | 黄河勘测规划设计有限公司 | Three-component dual-ring borehole deformeter |
CN103954262A (en) * | 2014-05-07 | 2014-07-30 | 范鹏贤 | Device for measuring radial deformation of cylindrical test piece |
CN104236446A (en) * | 2014-05-08 | 2014-12-24 | 珠海市泰德企业有限公司 | Drilling multi-component strain measurement head |
CN204388776U (en) * | 2014-12-08 | 2015-06-10 | 池顺良 | Small-sized component borehole strain instrument probe |
CN106500652A (en) * | 2016-11-14 | 2017-03-15 | 河海大学 | A kind of servo-actuated Multi-point contact type hoop strain measurement apparatus |
CN107388955A (en) * | 2017-08-18 | 2017-11-24 | 武汉地震科学仪器研究院有限公司 | A kind of Four component seismic technology probe |
CN107725026A (en) * | 2017-09-18 | 2018-02-23 | 山东科技大学 | A kind of ground geologic body testing borehole deformation device and its method of testing |
CN207163396U (en) * | 2017-09-18 | 2018-03-30 | 山东科技大学 | Drill section deformation Multipoint synchronous test device |
CN209727084U (en) * | 2019-05-17 | 2019-12-03 | 中国地震局地壳应力研究所 | A kind of borehole strain probe that coplanar multi-directionally multiangular measurement resolves |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112857174A (en) * | 2021-01-13 | 2021-05-28 | 辽宁工程技术大学 | Drilling displacement monitoring device |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Gladwin | High‐precision multicomponent borehole deformation monitoring | |
WO1998055355A1 (en) | Load and deflection measurement system for elastomeric bearings | |
AU2012383576A1 (en) | Resistivity logging systems and methods employing ratio signal set for inversion | |
WO2014003702A1 (en) | Tilted antenna logging systems and methods yielding robust measurement signals | |
CN102878975A (en) | Method for monitoring convergence deformation of tunnels | |
US20050199045A1 (en) | Briaud compaction device | |
CN111220452A (en) | True triaxial pressure chamber for coal rock simulation test and test method thereof | |
CN209727084U (en) | A kind of borehole strain probe that coplanar multi-directionally multiangular measurement resolves | |
CN204788744U (en) | Measure high sensitivity borehole deformeter of crustal stress | |
CN110044320A (en) | A kind of borehole strain probe that coplanar multi-directionally multiangular measurement resolves | |
JP2003149066A (en) | Intrusion sensor for intrusion test | |
Lazebnik | Monitoring of Soil-Structure Interaction: Instruments for Measuring of Soil Pressures | |
CN103809218B (en) | The calibrating installation of magnetic probe and calibration steps in TEM well | |
CN111366988A (en) | Component type drilling strain gauge complete machine detection platform controlled by six degrees of freedom | |
CN110608826A (en) | Device for dynamically measuring real-time stress of motor | |
US5113707A (en) | Three-dimensional strain monitor for rock boreholes | |
CN111288897A (en) | Surrounding rock internal absolute displacement measuring device and method based on displacement meter and total station | |
CN110375631A (en) | A kind of multi-point displacement measurement system and method based on mangneto displacement sensor | |
CN105842125B (en) | A kind of crack analog regulation mechanism of slip casting diffusion test set | |
CN208872464U (en) | Static balance testing device for propeller | |
CN207728358U (en) | Multi-parameter sensor based on downhole testing | |
CN204556393U (en) | A kind of soil pressure testing device | |
CN105115473A (en) | Method for measuring three-dimensional deformation of cross section of underground cavity | |
CN208887564U (en) | A kind of angle measurement unit | |
Kohl et al. | Measurement and interpretation of tidal tilts in a small array |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information |
Address after: 100085, Anning Road, Haidian District, Beijing, 1, Xisanqi Applicant after: National natural disaster prevention and Control Research Institute, Ministry of emergency management Address before: 100085, Anning Road, Haidian District, Beijing, 1, Xisanqi Applicant before: THE INSTITUTE OF CRUSTAL DYNAMICS, CHINA EARTHQUAKE ADMINISTRATION |
|
CB02 | Change of applicant information |