CN110007339A - A kind of recoverable microseismic sensors drilling rapid installation device and method - Google Patents
A kind of recoverable microseismic sensors drilling rapid installation device and method Download PDFInfo
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- CN110007339A CN110007339A CN201910323384.3A CN201910323384A CN110007339A CN 110007339 A CN110007339 A CN 110007339A CN 201910323384 A CN201910323384 A CN 201910323384A CN 110007339 A CN110007339 A CN 110007339A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/16—Receiving elements for seismic signals; Arrangements or adaptations of receiving elements
- G01V1/20—Arrangements of receiving elements, e.g. geophone pattern
Abstract
The invention discloses a kind of recoverable microseismic sensors drilling rapid installation device and method, device includes water-soluble couplant flexible dough, tamping block, sensor cutting ferrule, multiplexing push pipe, guard aperture casing and water-filling sebific duct；Drill hole inner wall is protected by guard aperture casing, water-soluble couplant flexible dough is compacted to form water-soluble couplant pedestal in the bottom of drilling by multiplexing push pipe push tamping block, the sensor cutting ferrule for being placed with microseismic sensors is pushed into the water-soluble couplant pedestal before solidification by multiplexing push pipe, water-filling sebific duct is connected to the water-soluble couplant pedestal water filling with pressure after solidification by multiplexing push pipe, is pulled out the sensor cutting ferrule for being placed with microseismic sensors from the water-soluble couplant pedestal of dissolution by multiplexing push pipe.The configuration of the present invention is simple, it is at low cost, be readily produced；Creative uses water-soluble couplant material, enormously simplifies the complexity of recoverable installation device of sensor (machinery).
Description
Technical field
The present invention relates to a kind of recoverable microseismic sensors drilling Fast Installation and recyclable device and methods, are related to mine
Microseism and the interior Fast Installation of acoustic emission sensor drilling and recovery technology, can also expand in the various geotechnical engineerings such as mountain, tunnel, side slope
Exhibition is to the more extensive sensor bore Fast Installation such as strain gauge, displacement sensor and electromagnetic radiation sensor and recycles
Technology.
Background technique
Microseism/sound emission monitoring technology, which refers to using the vibration signal generated in coal and rock destructive process, studies coal and rock
A kind of passive Geophysical Monitoring technology of stability.Microseism/sound emission monitoring technology is used to earliest in research hard rock mine
Rockburst Problem.In recent years, which induces the coal rock dynamic disasters such as mine shake, bump and rock burst in mine and tunnel digging
It is widely used in monitoring, side slope and the monitoring of dykes and dams equistability, and achieves good application effect.
Either laboratory coal petrography sample acoustic emission monitor(ing), or live micro seismic monitoring, will select suitable sound first
Transmitting or microseismic sensors, and by sensor arrangement in monitoring region.When monitored object because internal force or external force are led
It when causing deformation failure, can be released energy in the form of shock wave outward, microseism or acoustic emission sensor real-time monitoring and can be remembered
Record these shock wave signals, shock wave signal be then transferred to by monitoring host by signal transmission cable, using microseism or
The sky of coal and rock rupture can be calculated using suitable inversion algorithm in the shock wave signal that acoustic emission sensor is recorded
Between coordinate, time and rupture mechanism.It follows that the installation of microseism/acoustic emission sensor and coupling effect directly determine its note
It records the quality of shock wave signal and finally influences micro seismic monitoring result.Currently used microseism/acoustic emission sensor installation method
Be broadly divided into two major classes: one kind is drilling Method for Installation, generallys use the binding materials such as cement mortar, anchor pole resin at present and directly will
Sensor pours in the borehole, although such method ensure that the coupling effect of sensor and the coal petrography wall that drills to a certain extent
Fruit, however when the adjustment of sensor surveillance network, expensive microseism or acoustic emission sensor recycling cannot be reused, it is economical
Benefit is poor.Another kind of is non-drilled Method for Installation, common are rockbolt installation method, i.e., sensor is mounted on anchor pole by bolt
On；In addition there are also present roadway floor joints cement platform, the installation method being then fixed on sensor in cement platform.This kind of peace
Although dress method can carry out recycling and reusing to sensor, since sensor is not contacted with coal and rock directly, coupling
Effect is poor；Additionally, due to sensor directly it is exposed in air, in monitoring process by mining work activities interfere it is larger, to cause
Received shock wave signal quality is poor.
In recent years, researcher proposes installation method in the microseismic sensors hole of some recoverables.Document
" Journal of Rock Mechanics and Geotechnical Engineering ", the 2nd phase in 2012, M.Ge,
H.R.Hardy Jr, H.Wang, " A retrievable sensor installation technique for
Acquiring high frequency signals ", Chinese patent grant number CN 102053257B, authorized announcement date
2013.07.10, denomination of invention " fixation device, mounting device and the installation method of sensor ", Chinese Patent Application No.
201610007461.0 data of publication of application 2016.03.30, denomination of invention is " a kind of suitable for the recyclable of universal microseismic sensors
Formula mounting device " has studied fixed, mounting device and method in a kind of gauge hole.Such apparatus structure is complex, to brill
Hole integrality and bottom hole flatness requirement are very high；Flow of installation is complicated, and construction precision requires very high and difficult；This
Outside, binder or accelerated cement in key member load-bearing part in such method (selecting dixie cup or soft metal cup etc. in practical application)
Amount be difficult to hold: binder or accelerated cement are few, then sensor cannot well with drilling fixed coupling；Binder or rapid hardening
Cement is more, then binder or accelerated cement can overflow load-bearing part in extrusion process, empty into the annular between sensor and drilling
Between, it cannot be recycled so as to cause sensor and drilling bonding.Chinese Patent Application No. 201410793899.7, data of publication of application
2015.03.11, denomination of invention " installation method and device of reusable acoustic emission sensor ", Chinese Patent Application No.
201610294524.5, data of publication of application 2016.08.31, denomination of invention " recoverable country rock rupture monitoring acoustic emission sensor
Mounting device and method " and Chinese Patent Application No. 201410053996.2, data of publication of application 2014.05.14, denomination of invention
" a kind of aqueous weak rocks soil body deep hole installation of microseismic sensors and recyclable device ", sensor is fixed in installation cavity, so
The installation cavity equipped with sensor is cast in drilling with binding materials such as cement mortar again afterwards, such installation method sensor
There is no with directly contacted with drilling, it is more serious so as to cause the received shock wave signal attenuation distortion of sensor, to subsequent
Waveform signal processing analysis affect greatly；In addition, such method can only recycle sensor, and entire sensor
Installation cavity cannot recycle and reuse, that is, sensor install every time will use a completely new installation cavity, economy
Property is poor.Chinese Patent Application No. 201510239812.6, data of publication of application 2015.08.19, " micro seismic monitoring passes denomination of invention
The installation method of sensor mounting cup and microseismic monitoring sensor " and Chinese utility model patent application number 201420521365.4,
Date of publication 2015.01.07 is authorized, " installation is fixed integrated with recycling in acoustic emission sensor on mine drilling for utility model title
Device " is fixed sensor using elastic devices such as elastic piece or claws, light of such method to borehole wall and bottom hole
Slippery and flatness requirement are high, and phenomena such as broken even collapse hole often occurs in coal rock layer borehole wall in practice, and elastic device is very
It is easy to be stuck in immovable in the middle part of drilling；Additionally due to foot of hole is uneven and there are coal petrography drilling cuttings, sensor and brills
Hole bottom coupling is usually poor, and the ability for causing sensor to receive shock wave signal substantially reduces.
Above-mentioned drilling inner sensor installation method is fixed, is protected by increasing sensor from mechanical angle
Recycling is installed with structures, realization recoverable drilling inner sensors such as installation recycling.Structure is complicated for the mounting device of such method,
Installation method is cumbersome and very high to operating personnel's skill requirement；And it is most of also not to drilling progress guard aperture protection, to coal petrography
The requirements such as globality, hole wall smoothness, bottom hole flatness that drill are very high；Sensor and bottom hole or hole wall are difficult to realize in drilling
Good coupling；In addition, it is existing that the drilling in coal rock layer is easy to appear rupture, collapse hole, plug-hole etc. under the disturbance of multiple mining work activities
As being damaged so as to cause the signal cable of sensor, during sensor is withdrawn, being broken due to signal cable leads to sensor
It can not recycle.It is existing since these methods require harshness to links such as coal petrography environment, operating personnel, drilling and construction technologies
These requirements are not able to satisfy under the conditions of field is most, applicability is poor.
In conclusion microseismic sensors mounting device and method are not well positioned to meet sensor recycling in existing drilling
It reuses, installation recycling is convenient and quick, sensor and the coupling effect etc. that drills require, it is therefore desirable to invent a kind of recoverable
Sensor bore Fast Installation and recyclable device and method.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the present invention provides a kind of simple and reliable, operation side
Just, the mounting device and method that sensor Fast Installation and recycling can be realized in drilling, are able to solve mine, tunnel and side
Microseism in the engineerings such as slope/acoustic emission sensor drilling installation difficulty is big, coupling effect is poor such as is difficult to recycle at the problems, can be improved
Sensor receives the quality of shock wave signal, and increases microseism/acoustic emission sensor access times, final to improve economic effect
Benefit.Recoverable microseismic sensors drilling rapid installation device of the invention and method be also widely portable to strain gauge,
The drilling Fast Installation of the multiple sensors such as electromagnetic radiation sensor, displacement sensor and recycling.
Technical solution: to achieve the above object, the technical solution adopted by the present invention are as follows:
A kind of recoverable microseismic sensors drilling rapid installation device, including water-soluble couplant flexible dough, tamping
Block, sensor cutting ferrule, multiplexing push pipe, guard aperture casing and water-filling sebific duct；Drill hole inner wall is protected by guard aperture casing,
Water-soluble couplant flexible dough is compacted to form water-soluble coupling in the bottom of drilling by multiplexing push pipe push tamping block
The sensor cutting ferrule for being placed with microseismic sensors is pushed into the water-soluble coupling before solidification by multiplexing push pipe by mixture pedestal
In agent pedestal, water-filling sebific duct is connected to the water-soluble couplant tail band pressure injection water after solidification by multiplexing push pipe, passes through multiplexing
Push pipe pulls out the sensor cutting ferrule for being placed with microseismic sensors from the water-soluble couplant pedestal of dissolution.
The guard aperture casing can be pvc pipe or steel pipe, and joint length is 1~2m.Guard aperture sleeve outer DwLess than drilling
Diameter Dz；Guard aperture casing can be spliced by two or more short tubes, be attached between short tube by internal and external threads.Tamping
Block can be a cylindrical iron block, and one end center of iron block is equipped with internal screw thread, and internal screw thread can be with the outer spiral shell of multiplexing push pipe
The mating connection of line；Iron block diameter DsIt is slightly less than bore diameter Dz, can be set to D in practical applications=Dz- 8mm, the height of iron block
Degree is generally 50mm or so, can also carry out appropriate adjustment according to the actual situation.Multiplexing push pipe is hollow steel pipe, joint length
For 1~2m, multiplexing push pipe is attached using internal and external threads, and threaded connection place is sealed using O-shaped washer, is guaranteed in band
It is water-tight during the water-soluble couplant of pressure injection water softening dissolution；Multiplexing push pipe end wall is equipped with the outlet with seal washer
Hole guarantees that sensor signal lines can be pierced by from outlet hole and accomplish to seal；Sensor signal lines pass through hollow multiplexing and push away
It send pipe and the outlet hole at end wall is drawn outside drilling.Water-filling sebific duct can be connected to by crossover sub with multiplexing push pipe, be led to
Handlance (or other waterings) is crossed to water-filling sebific duct, multiplexing push pipe injection pressure water source, to water-soluble couplant pedestal band
Pressure injection water.
Preferably, between the multiplexing push pipe and tamping block and sensor cutting ferrule, it is all made of the connection of internal and external threads
Structure realizes connection, and is realized and be tightly connected by rubber ring between multiplexing push pipe and sensor cutting ferrule.
Preferably, the water-soluble couplant flexible dough is by yellow mud, powder of lacquer putty for use on, water, quick-setting additive and adhesive
It mixes together；Water-soluble couplant flexible dough is other than for the coupling between drilling and microseismic sensors, additionally it is possible to
Microseismic sensors are firmly bonded and fixed to the bottom of drilling, make microseismic sensors not loose or dislocation in monitoring process；Hardening
Water-soluble couplant afterwards, which meets water, can gradually soften dissolution.
Preferably, the mass ratio of the yellow mud, powder of lacquer putty for use on, water, quick-setting additive and adhesive is 1:4:1:0.03:0.2.
Preferably, the accelerator main component be bauxite, soda ash and quick lime mixture, adhesive it is main at
It is divided into the mixture of dextrin, polyvinyl alcohol and carboxymethyl cellulose.
Preferably, the sensor cutting ferrule includes installation recycling card cylinder, hollow steel tube connector and steel claw three parts, peace
It reinstalls receipts card cylinder and is connect by hollow steel tube connector with multiplexing push pipe, installation is recycled card cylinder, hollow steel tube connector and multiplexing and pushed away
The seal of tube is sent to penetrate through；Microseismic sensors are placed in installation recycling card cylinder, and the root of steel claw is cut with scissors by spring reset structure
The oral area in installation recycling card cylinder is connect, oral area of the slewing area in installation recycling card cylinder of steel claw is limited by position limiting structure
Microseismic sensors are limited in installation by hollow steel tube connector and steel claw to the interior zone of installation recycling card cylinder by end face
It recycles in card cylinder.
Installation recycling card cylinder internal diameter DkGreater than microseismic sensors outer diameter Dc, i.e. Dk> Dc；Net long L inside installation recycling card cylinderk
Greater than microseismic sensors length Lc, i.e. Lk> Lc；There are four steel claw, steel claw tops for the oral area setting of installation recycling card cylinder
The spacing L at end and rootzIt is less than net long L inside installation recycling card cylinderkWith microseismic sensors length LcDifference, i.e. Lz< Lk-Lc,
After guaranteeing that microseismic sensors are put into installation recycling card cylinder, steel claw can rebound initial position, so as to sense in microseism
Device recovery stage blocks microseismic sensors；One end internal diameter D of the hollow steel tube connector towards microseismic sensorsgLess than microseismic sensors
Outer diameter Dc, i.e. Dc> Dg, sensor signal lines enter across hollow steel tube connector to be multiplexed inside push pipe；Hollow steel tube tip side
Portion is provided with internal screw thread, and the mating connection of external screw thread of the internal screw thread and multiplexing push pipe, junction uses O-shaped washer sealing.
A kind of recoverable microseismic sensors drilling method for rapidly mounting, includes the following steps:
S1: according to the diameter of microseismic sensors and guard aperture casing, the construction drill in coal rock layer, to the brill after the completion of construction
Hole is cleaned；
S2: water-soluble couplant flexible dough is put into drilling, and connection tamping block and multiplexing push pipe pass through multiplexing
Water-soluble couplant flexible dough is compacted form water-soluble couplant pedestal in the bottom of drilling by push pipe push tamping block；
Exit and disassemble tamping block and multiplexing push pipe；
S3: guard aperture casing is placed in drilling, guard aperture casing is deeply in the water-soluble couplant pedestal to before solidifying；
S4: microseismic sensors are placed in sensor cutting ferrule, and sensor signal lines are drawn from inside to outside from multiplexing push pipe,
Sensor cutting ferrule and multiplexing push pipe are connected, is pushed into the sensor cutting ferrule for being placed with microseismic sensors by multiplexing push pipe
In water-soluble couplant pedestal before solidification；
S5: it is hardened to water-soluble couplant pedestal, completes the installation of microseismic sensors；
S6: after the completion of microseismic sensors use, water-filling sebific duct is connected to the water-soluble coupling after solidification by multiplexing push pipe
The water filling with pressure of mixture pedestal will be placed with the sensor cutting ferrule of microseismic sensors from the water-soluble coupling of dissolution by multiplexing push pipe
It is pulled out in mixture pedestal.
Preferably, it in the step S4, after the completion of the sensor cutting ferrule push-in to be placed for having microseismic sensors, then is being multiplexed
The water-soluble couplant flexible dough that setting length is blocked in the annular space that push pipe and guard aperture casing are formed, prevents from monitoring
Multiplexing push pipe swing causes microseismic sensors that over range displacement occurs in journey.
The utility model has the advantages that recoverable microseismic sensors drilling rapid installation device structure provided by the invention is simple, cost
It is low, be readily produced；Creative uses water-soluble couplant material, enormously simplifies recoverable installation device of sensor (machine
Tool) complexity.Recoverable microseismic sensors drilling method for rapidly mounting provided by the invention is simple to operate, improves
Sensor installation effectiveness；Sensor installs the ambient noise that can effectively shield operating environment in the borehole, improves monitoring letter
Number quality；The recycling and reusing for realizing sensor, reduces monitoring cost.On the whole, the present invention can effectively solve to drill
Inner sensor is difficult to install, and cannot recycle reuse, and installation is not in place, coupling mass is poor, and ambient noise interference is big, monitoring letter
The problems such as number noise is relatively low:
1, sensor installation in the borehole, effectively shields the ambient noise in monitoring region；Drilling sensing is realized simultaneously
The installation of device fast and high quality is recycled and reused with convenient；
2, apparatus of the present invention carry out guard aperture to drilling in coal and rock using casing, can effectively prevent making because of drilling deformation or collapse hole
At sensor degradation, cannot recycle and reuse the problem of；
3, the water-soluble couplant that the present invention uses, both can be used as the couplant between sensor and foot of hole, had mentioned
The coupling effect of high sensor increases the quality of sensor monitoring signals；It is solid that bonding can be played again after water-soluble couplant solidification
The effect for determining sensor prevents sensor loose or dislocation in monitoring process, further increases the coupling between sensor and drilling
Conjunction property.It is not high to the flatness requirement of foot of hole due to doing bottom using water-soluble couplant；Furthermore it is bored in some uplinks
When sensor is installed in hole, sensor can be effectively prevent to fall off from drilling after water-soluble couplant solidification；Water solubility coupling
Water is met in agent can gradually soften dissolution, after the softening dissolution of water-soluble couplant, recycle sensor cutting ferrule and multiplexing push pipe will
Sensor smoothly pulls out；
4, sensor multiplexing push pipe uses hollow steel tube, and using the sealed connection form of screw thread and O-shaped washer, can be straight
It connects and is filled the water as water injecting pipeline, enormously simplify the complexity of recoverable mounting device；
5, sensor installation recycling card cylinder is equipped with the claw that inwardly can only unidirectionally open, in sensor removal process, by
Cannot be outwardly opened in claw, therefore claw can block sensor base, not need tension sensor signal wire, only need to
Outer pulling sensor multiplexing push pipe can take sensor out of, therefore will not cause to damage to sensor and signal wire.
Detailed description of the invention
Fig. 1 is apparatus of the present invention schematic diagram；
Fig. 2 is to be compacted to form water-soluble couplant using tamping block to do base schematic diagram；
Fig. 3 is multiplexing push pipe and its threaded connection schematic diagram；3 (a) be multiplexing push pipe schematic diagram, and 3 (b) be push pipe
It is threadedly coupled schematic diagram；
Fig. 4 is sensor card nested structure schematic diagram；4 (a) be sensor cutting ferrule overall schematic；4 (b) turn for steel claw
Dynamic range schematic diagram, 4 (c) be steel claw schematic view of the mounting position；
Fig. 5 is tamping block structure schematic diagram；
It include: 1- coal rock layer in figure, 2- drilling, 3- guard aperture casing, the connection of 31- guard aperture casing threads, 4- multiplexing, which pushes, manages,
41- pushes pipe screw thread connection, and 42-O type sealing ring, 43- outlet hole, 5- sensor cutting ferrule, 51-, which is installed, recycles card cylinder, and 52- is hollow
Coupling, 53- steel claw, 6- microseismic sensors, 61- sensor signal lines, 7- consolidate block, and 71- consolidates spiral shell in block
Line, 81- bottom hole water solubility couplant, the aperture 82- water solubility couplant, 9- crossover sub, 10- water-filling sebific duct, 11- handlance.
Specific embodiment
The present invention will be further explained with reference to the accompanying drawing.
As Fig. 1~5 show a kind of recoverable microseismic sensors drilling rapid installation device, including water-soluble couplant
Flexible dough, tamping block 7, sensor cutting ferrule 5, multiplexing push pipe 4, guard aperture casing 3, crossover sub 9, water-filling sebific duct 10 and hand
Press pump 11.
The water solubility couplant flexible dough is by yellow mud, powder of lacquer putty for use on, water, quick-setting additive and adhesive according to 1:4:
The mass ratio of 1:0.03:0.2 mixes together, water-soluble couplant have setting time it is short, solidification after caking property it is good, solidification
The features such as dissolution can gradually be softened by meeting water afterwards.
Microseismic sensors outer diameter Dc=50mm, microseismic sensors length Lc=70mm.Sensor cutting ferrule 5 mainly includes installation
Recycle card cylinder 51, hollow steel tube connector 52 and steel claw 53；Recycle card cylinder internal diameter Dk=54mm, installation recycling card cylinder inside are net
Long Lk=76mm；Steel claw 53 is located at installation recycling 51 oral area of card cylinder, and steel claw 53 can only be into hollow steel tube connector 52
Portion unidirectionally opens, and the spacing L on steel claw top and rootz=5mm, so that it is guaranteed that microseismic sensors 6 are packed into installation recycling
After card cylinder 51, steel claw 53 can rebound initial position；The end of hollow steel tube connector 52 is processed into be pushed outside pipe 4 with multiplexing
The matched internal screw thread of screw thread, threaded connection place are sealed using O-shaped washer, guarantee to dissolve water-soluble couplant process in water filling
Middle junction is water-tight；Sensor signal lines 61 pass through hollow steel tube connector 52 and enter inside hollow multiplexing push pipe 4.Tamping
Block 7 is that one end center sets internal thread cylindrical iron block, and tamping block internal screw thread 71 can be with the outer spiral shell of multiplexing push pipe 4
The mating connection of line；Consolidate ingot diameter Ds=85mm consolidates block length Ld=50mm.Multiplexing push pipe 4 is hollow steel pipe,
Joint length 1m, multiplexing push bore Dt=30mm；Multiplexing push pipe 4 is attached using internal and external threads, threaded connection place
It is sealed, is guaranteed water-tight during water filling softens and dissolves water-soluble couplant using O-shaped washer；Sensor signal lines 61
Pipe 4, which is pushed, by hollow multiplexing draws drilling.Guard aperture casing 3 uses mining pvc pipe road, joint length 1.5m, guard aperture casing
Internal diameter Dw=80mm.Handlance 11 pushes pipe 4 with multiplexing by water-filling sebific duct 10 and crossover sub 9 and connect, main function be to
The water filling with pressure of bottom hole water solubility couplant makes water-soluble couplant softening dissolution, so that microseismic sensors 6 smoothly be recycled.
Recoverable microseismic sensors drilling based on above-mentioned recoverable sensor bore Fast Installation recyclable device is fast
Fast installation method, includes the following steps:
S1: it according to the diameter of microseismic sensors 6 and guard aperture casing 3, is cut in underground coal mine coal working face air inlet distance
At eye 100m, using mining-drilling machine to lane side horizontal drilling diameter Dz=93mm, depth are the drilling 2 of 20m, and drilling construction finishes
Afterwards, entire drilling 2 is rinsed well using clear water at once.
S2: by Dz=93mm, Lc=70mm brings formula intoThe water for needing to be put into 2 bottoms of drilling is calculated
Dissolubility couplant flexible dough volume is 0.4753 liter；The water-soluble couplant flexible dough of volume needed for being measured using measuring cup is simultaneously
It fills at the aperture of drilling 2.
S3: connection tamping block 7 and multiplexing push pipe 4 push tamping block 7 for water-soluble coupling by multiplexing push pipe 4
The compacting of mixture flexible dough forms water-soluble couplant pedestal in the bottom of drilling 2；Exit and disassemble tamping block 7 and multiplexing push away
Send pipe 4.
S4: placing guard aperture casing 3 in drilling 2, drill 2 complete opening section will tripping in guard aperture casing 3, and guard aperture casing 3
Lower always foot of hole is arrived, so that entirely guard mode of the drilling section all in guard aperture casing.
S5: card cylinder 51 is recycled into the installation that microseismic sensors 6 are put into sensor cutting ferrule 5, sensor cutting ferrule 5 is passed through into screw thread
It being connected on multiplexing push pipe 4, microseismic sensors signal wire 61 enters multiplexing push pipe 4 after being pierced by from hollow coupling 52,
Connection multiplexing pushes pipe 4 according to this, before water-soluble couplant pedestal solidifies completely, utilizes multiplexing push pipe 4 and sensor cutting ferrule 5
Microseismic sensors 6 are pushed in water-soluble couplant pedestal.When microseismic sensors 6 are pushed to water-soluble couplant pedestal
When, sizeable thrust is applied using multiplexing push pipe 4 of the drilling machine to aperture, makes microseismic sensors 6 completely into water solubility
It is in close contact in couplant pedestal and with bottom hole.Multiplexing push 4 end wall of pipe at aperture is equipped with the outlet hole 43 that can be sealed,
Sensor signal lines 61 pass through hollow multiplexing push pipe 4 and are drilled by the extraction of outlet hole 43 outer.
S6: after microseismic sensors 6 are installed in place, aperture guard aperture casing 3 is blocked using water-soluble couplant and multiplexing pushes
Annular space between pipe 4 blocks length general control within 50mm, and unsuitable too long, main function is to prevent monitoring process
The middle multiplexing push swing of pipe 4 causes 6 loose or dislocation of microseismic sensors.
S7: waiting for peacefully 4~6 hours, hardens to water-soluble couplant, so that it is guaranteed that microseismic sensors 6 are in entire monitoring process
In do not loosen and do not fall off, guarantee good coupling of the microseismic sensors 6 in entire monitoring process, to monitor high quality
Vibration signal completes the installation of microseismic sensors 6.
S8: coal working face often pushes ahead 20 meters, and microseismic sensors 6 just need to adjust a position.Multiplexing is pushed
Pipe 4 is connected on handlance 11 by crossover sub 9 and water-filling sebific duct 10, is filled the water using handlance 11 into multiplexing push pipe 4,
Pressure water access aperture bottom and constantly flush water dissolubility couplant；Meanwhile it being managed to guard aperture casing 3 at aperture and sensor multiplexing push
Water-soluble couplant between 4 carries out waterflood flush, and the water-soluble couplant at bottom hole and aperture softens molten under the action of water
Xie Hou stops filling the water and removes water injecting pipeline.
S9: after water-soluble couplant softening dissolution, multiplexing push pipe 4 is pulled out, sensor cutting ferrule 5 is driven to be moved out
It is dynamic；The steel claw 53 of installation recycling 51 end of card cylinder will block microseismic sensors 6, and so that it will not remove installation recycling card cylinder
51；Multiplexing push pipe 4 is constantly pulled out, sensor cutting ferrule 5 will drive microseismic sensors 6 at this time, and finally remove drilling 2,
Realize the recycling of microseismic sensors 6.In 6 removal process of microseismic sensors, without pullling microseismic sensors signal wire 61,
Therefore microseismic sensors signal wire 61 will not be caused to damage.After microseismic sensors 6 recycle, next monitoring drilling will be installed to
Continue micro seismic monitoring.
The above is only a preferred embodiment of the present invention, it should be pointed out that: for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (8)
- The rapid installation device 1. a kind of recoverable microseismic sensors drill, it is characterised in that: flexible including water-soluble couplant Dough, tamping block (7), sensor cutting ferrule (5), multiplexing push pipe (4), guard aperture casing (3) and water-filling sebific duct (10)；Pass through shield Hole sleeve (3) protects drilling (2) inner wall, pushes pipe (4) push tamping block (7) for water-soluble couplant by multiplexing Flexible dough compacting forms water-soluble couplant pedestal in the bottom of drilling (2), and microseism will be placed with by pushing pipe (4) by multiplexing The sensor cutting ferrule (5) of sensor (6) is pushed into the water-soluble couplant pedestal before solidification, pushes pipe (4) even by multiplexing Logical water-filling sebific duct (10) will be placed with micro- to the water-soluble couplant pedestal water filling with pressure after solidification by multiplexing push pipe (4) The sensor cutting ferrule (5) of shake sensor (6) is pulled out from the water-soluble couplant pedestal of dissolution.
- The rapid installation device 2. recoverable microseismic sensors according to claim 1 drill, it is characterised in that: described multiple Connection is realized with the connection structure between push pipe (4) and tamping block (7) and sensor cutting ferrule (5), being all made of internal and external threads, And it is realized and is tightly connected by rubber ring between multiplexing push pipe (4) and sensor cutting ferrule (5).
- The rapid installation device 3. recoverable microseismic sensors according to claim 1 drill, it is characterised in that: the water Dissolubility couplant flexible dough is mixed together by yellow mud, powder of lacquer putty for use on, water, quick-setting additive and adhesive.
- The rapid installation device 4. recoverable microseismic sensors according to claim 3 drill, it is characterised in that: the Huang Mud, powder of lacquer putty for use on, water, quick-setting additive and adhesive mass ratio be 1:4:1:0.03:0.2.
- The rapid installation device 5. recoverable microseismic sensors according to claim 3 drill, it is characterised in that: the speed Solidifying agent main component is the mixture of bauxite, soda ash and quick lime, and the main component of adhesive is dextrin, polyvinyl alcohol and carboxylic The mixture of methylcellulose.
- The rapid installation device 6. recoverable microseismic sensors according to claim 1 drill, it is characterised in that: the biography Sensor cutting ferrule (5) includes installation recycling card cylinder (51), hollow steel tube connector (52) and steel claw (53) three parts, installation recycling Card cylinder (51) pushes pipe (4) with multiplexing by hollow steel tube connector (52) and connect, installation recycling card cylinder (51), hollow steel tube connector (52) it is penetrated through with multiplexing push pipe (4) sealing；Microseismic sensors (6) are placed in installation recycling card cylinder (51), steel claw (53) root is hinged on the oral area of installation recycling card cylinder (51) by spring reset structure, limits steel card by position limiting structure The slewing area of pawl (53) towards the interior zone of installation recycling card cylinder (51), passes through in the mouth end for installing recycling card cylinder (51) Microseismic sensors (6) are limited in installation recycling card cylinder (51) by hollow steel tube connector (52) and steel claw (53).
- The method for rapidly mounting 7. a kind of recoverable microseismic sensors drill, characterized by the following steps:S1: according to the diameter of microseismic sensors (6) and guard aperture casing (3), the construction drill (2) in coal rock layer (1), to having constructed Drilling (2) after is cleaned；S2: water-soluble couplant flexible dough is put into drilling (2), and connection tamping block (7) and multiplexing push pipe (4) lead to It crosses multiplexing push pipe (4) push tamping block (7) and the compacting of water-soluble couplant flexible dough is formed into water in the bottom of drilling (2) Dissolubility couplant pedestal；It exits and disassembles tamping block (7) and multiplexing push pipe (4)；S3: placing guard aperture casing (3) in drilling (2), and guard aperture casing (3) is deeply to the water-soluble couplant pedestal before solidification It is interior；S4: microseismic sensors (6) are placed in sensor cutting ferrule (5), and sensor signal lines (61) push in pipe (4) from multiplexing It draws outward, connects sensor cutting ferrule (5) and multiplexing push pipe (4), microseismic sensors will be placed with by pushing pipe (4) by multiplexing (6) sensor cutting ferrule (5) is pushed into the water-soluble couplant pedestal before solidification；S5: hardening to water-soluble couplant pedestal, completes the installation of microseismic sensors (6)；S6: after the completion of microseismic sensors (6) use, pipe (4) connection water-filling sebific duct (10) is pushed to the water after solidification by multiplexing The water filling with pressure of dissolubility couplant pedestal pushes the sensor cutting ferrule (5) that pipe (4) will be placed with microseismic sensors (6) by multiplexing It is pulled out from the water-soluble couplant pedestal of dissolution.
- The method for rapidly mounting 8. recoverable microseismic sensors according to claim 7 drill, it is characterised in that: the step In rapid S4, after the completion of sensor cutting ferrule (5) push-in to be placed for there are microseismic sensors (6), then is pushed in multiplexing and manage (4) and guard aperture The water-soluble couplant flexible dough that setting length is blocked in the annular space that casing (3) is formed, prevents from being multiplexed in monitoring process Push pipe (4), which is swung, causes microseismic sensors (6) that over range displacement occurs.
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| CN201910323384.3A CN110007339B (en) | 2019-04-22 | 2019-04-22 | Device and method for quickly installing recyclable microseismic sensor drill hole |
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| CN110261490A (en) * | 2019-07-25 | 2019-09-20 | 中国计量大学 | A kind of fixed device of easy magnetic acoustic emission sensor and its fixing means |
| CN110469354A (en) * | 2019-08-30 | 2019-11-19 | 东北大学 | A kind of anti-pulling anchor pole for country rock micro seismic monitoring |
| CN110821430A (en) * | 2019-11-25 | 2020-02-21 | 中铁十九局集团矿业投资有限公司 | Fixing device for drilling camera hole opening and mounting method |
| CN111766633A (en) * | 2020-07-28 | 2020-10-13 | 中国矿业大学 | Recyclable direct-current electrical method electrode installation device in long drill hole and sectional monitoring method |
| CN111878060A (en) * | 2020-08-14 | 2020-11-03 | 中煤科工集团重庆研究院有限公司 | Installation device and method for monitoring sensor in coal rock stratum drilling hole |
| CN112554867A (en) * | 2020-12-23 | 2021-03-26 | 中南大学 | Recyclable embedded sensor mounting and fixing system and mounting method |
| CN112612053A (en) * | 2020-12-28 | 2021-04-06 | 长江地球物理探测（武汉）有限公司 | TGP detection probe installation assembly and installation method |
| CN113008181A (en) * | 2021-03-18 | 2021-06-22 | 桂林电子科技大学 | Soil motion gesture monitoring box |
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| CN208398837U (en) * | 2018-06-21 | 2019-01-18 | 北京科技大学 | Recoverable flexible linear distributed sensing shell |
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| CN107870351A (en) * | 2017-12-22 | 2018-04-03 | 中国科学院武汉岩土力学研究所 | Dual fixed recoverable microseismic sensors installation method in a kind of hole and outside hole |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110261490A (en) * | 2019-07-25 | 2019-09-20 | 中国计量大学 | A kind of fixed device of easy magnetic acoustic emission sensor and its fixing means |
| CN110469354A (en) * | 2019-08-30 | 2019-11-19 | 东北大学 | A kind of anti-pulling anchor pole for country rock micro seismic monitoring |
| CN110821430A (en) * | 2019-11-25 | 2020-02-21 | 中铁十九局集团矿业投资有限公司 | Fixing device for drilling camera hole opening and mounting method |
| CN110821430B (en) * | 2019-11-25 | 2022-07-29 | 中铁十九局集团矿业投资有限公司 | Fixing device for drilling camera hole opening and mounting method |
| CN111766633A (en) * | 2020-07-28 | 2020-10-13 | 中国矿业大学 | Recyclable direct-current electrical method electrode installation device in long drill hole and sectional monitoring method |
| CN111878060A (en) * | 2020-08-14 | 2020-11-03 | 中煤科工集团重庆研究院有限公司 | Installation device and method for monitoring sensor in coal rock stratum drilling hole |
| CN112554867A (en) * | 2020-12-23 | 2021-03-26 | 中南大学 | Recyclable embedded sensor mounting and fixing system and mounting method |
| CN112612053A (en) * | 2020-12-28 | 2021-04-06 | 长江地球物理探测（武汉）有限公司 | TGP detection probe installation assembly and installation method |
| CN113008181A (en) * | 2021-03-18 | 2021-06-22 | 桂林电子科技大学 | Soil motion gesture monitoring box |
| CN113008181B (en) * | 2021-03-18 | 2022-02-11 | 桂林电子科技大学 | Soil motion gesture monitoring box |
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