CN103487373B - slope crack monitoring device and measuring method thereof - Google Patents

slope crack monitoring device and measuring method thereof Download PDF

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Publication number
CN103487373B
CN103487373B CN201310471009.6A CN201310471009A CN103487373B CN 103487373 B CN103487373 B CN 103487373B CN 201310471009 A CN201310471009 A CN 201310471009A CN 103487373 B CN103487373 B CN 103487373B
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China
Prior art keywords
retainer ring
spud pile
crack
steel ruler
convergence gauge
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Expired - Fee Related
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CN201310471009.6A
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Chinese (zh)
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CN103487373A (en
Inventor
周金鹏
郑克亚
张宗兴
范鹏举
刘传新
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Wen Xuli
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JSTI Group Co Ltd
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Abstract

The invention discloses a kind of slope crack monitoring device and measuring method thereof, device includes spud pile, retainer ring and convergence gauge, wherein, spud pile is arranged on the both sides in crack, retainer ring is fixing with spud pile to be connected, the hook of convergence gauge steel ruler one end mounts with the retainer ring of side, the hook of convergence gauge instrument one end mounts with the retainer ring of opposite side, convergence gauge is used to measure Fracture Deformation situation, the convergence gauge of suitable accuracy according to requirement of engineering, can be selected to measure operation, and convergence gauge can be continuing with after engineering terminates;The present invention installs simply, easy to operate, can Reusability, economical and practical, measuring principle is simple, and certainty of measurement is high, and capacity of resisting disturbance is strong, stable and reliable for performance.

Description

Slope crack monitoring device and measuring method thereof
Technical field
The invention belongs to Geotechnical Engineering monitoring field, particularly a kind of slope crack monitoring device and measuring method thereof.
Background technology
Stability of slope problem is numerous due to uncertain factors such as its environmental condition, geological conditions, human activities, always rock Soil engineering circles focus of attention problem.Along with the fast development of economic society, the engineering activity of the mankind is inevitable more and more frequent, Scale is the most increasing.Meanwhile, facing a lot of complicated high steep High and dangerous slope such as natural slope, engineering slope, it is stable Sex determination and early warning problem become increasingly conspicuous.Slope instability mainly occurs with the form on landslide, and landslide is that a kind of gravity geology is existing As, it is a kind of Secondary Geological Hazards being widely present on the earth.It is mainly characterized by the natural slope of instability or artificial Side slope, under Gravity, water and shaking force effect, loses the basis of original balance and existence, there occurs hazardness Deformation failure, a large amount of ground deposits that result is toppled over or landing produces, cause interruption of communication, villages and small towns to bury, rivers block up Plug, reservoir sedimentation, even leads to huge geological disaster.China's landslide disaster takes place frequently, and causes due to various landslides every year Loss reach 20,000,000,000 yuan.According to 290 the counties and cities' Geological Hazards Investigation results in the whole nation, landslide institute's accounting in geological disaster Example is up to 51%, and monitoring and warning is one of major measure being effectively reduced matter casualty loss, utilizes plurality of devices to potential Slip mass carries out comprehensive monitoring, including deformation, physics and chemical fields, subsoil water, risk factor, it is thus achieved that slip mass Various types of data and change procedure, predict landslide destruction trend by comprehensive analysis.But multiple monitoring variables, multiple monitoring hands The integrated method of section does not meets economization principle, it should choose most representative monitoring variable such as surface cracks, position, surface Shifting is monitored.
At present, slope crack monitoring has multiple method, simple observation method to be through at side slope body key crack to bury underground and rides The simple observation column of seam;Simple observation stake etc. is set at Dou Kan (wall) weak intercalated layer exposure, when Slope body occurs Directly measure the width in crack during crack with meter ruler, this measuring method is simple and easy to do, puts into fast, low cost, it is simple to general And, but there is the problems such as certainty of measurement is low, it is suitable for mass presdiction and disaster prevention monitoring.Slope crack Contents for Monitoring includes pulling open of crack Speed and the situation of two ends extension, if speed increases suddenly or outside crack, Rock And Soil the most vertical decline occurs or turns Dynamic, imply that side slope will unstable failure.Surface cracks monitoring can use and use crack gauge, ductilometer, convergence gauge straight Connecing measurement, accuracy in measurement is ± (0.1-0.5) mm.Set stake in both sides, crack and can directly record displacement, but crack gauge, stretch It is high to there is cost in contracting meter, installs complexity, is disturbed many factors, the problems such as stability is bad.
Summary of the invention
It is an object of the invention to provide and a kind of measure that efficiency is high, it is big, simple to operate to measure range of activity, easy to maintenance, Slope crack monitoring device that accuracy of observation is high, economical and practical and measuring method thereof.
The technical solution realizing the object of the invention is:
A kind of slope crack monitoring device, including spud pile, retainer ring and convergence gauge, wherein, spud pile is arranged on crack Both sides, retainer ring and spud pile are fixing to be connected, the hook of convergence gauge steel ruler one end and the retainer ring mounting of side, restrains The hook of meter instrument one end mounts with the retainer ring of opposite side.
A kind of slope crack monitoring method, comprises the following steps:
Step one: spud pile is set in the both sides in crack;
Step 2: be fixedly connected with retainer ring at the top of spud pile or side;
Step 3: the hook of convergence gauge steel ruler one end is articulated in the retainer ring of side, by the extension of convergence gauge instrument one end Hook is received in the retainer ring of opposite side, utilizes steel ruler spool handle to eliminate steel ruler sagging, and makes alignment pin pass steel Punching nearest on chi.
Step 4: rotate steel ruler rocking handle, when the pulling force on steel ruler is adjusted to satisfied requirement, can be on digital display centimeter Read reading.
The present invention compared with prior art, its remarkable advantage:
(1) present invention uses convergence gauge to measure Fracture Deformation situation, can select suitable accuracy according to requirement of engineering Convergence gauge measures operation, and convergence gauge can be continuing with after engineering terminates.
(2) present invention installs simply, easy to operate, can Reusability, economical and practical, measuring principle is simple, measures Precision is high, and capacity of resisting disturbance is strong, stable and reliable for performance.
Below in conjunction with the accompanying drawings the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of inventive structure.
Detailed description of the invention
A kind of slope crack monitoring device, including spud pile 1, retainer ring 2 and convergence gauge 3, wherein, spud pile 1 sets Putting the both sides in crack, retainer ring 2 is fixing with spud pile 1 to be connected, and the hook of convergence gauge 3 steel ruler one end is consolidated with side Determining ring 2 to mount, the hook of convergence gauge 3 instrument one end mounts with the retainer ring 2 of opposite side.
A kind of slope crack monitoring method, comprises the following steps:
Step one: spud pile 1 is set in the both sides in crack;
Step 2: be fixedly connected with retainer ring 2 at the top of spud pile 1 or side;
Step 3: be articulated in the retainer ring 2 of side by the hook of convergence gauge 3 steel ruler one end, by convergence gauge 3 instrument one The hook of end is articulated in the retainer ring 2 of opposite side, utilizes steel ruler spool handle to eliminate steel ruler sagging, and makes location Pin is through punching nearest on steel ruler.
Step 4: rotate steel ruler rocking handle, when the pulling force on steel ruler is adjusted to satisfied requirement, can be on digital display centimeter Read reading.
Spud pile 1 is more than 60cm with the distance in crack.
Retainer ring 2 is welded by expansion bolt and rustless steel annulus and is constituted, and retainer ring 2 is solid with spud pile 1 by expansion bolt Fixed connection.
Spud pile 1 is concrete pedestal.
Described expansion bolt is embedded in concrete pedestal, preferably vertical direction.Described concrete pedestal is according to side slope Soil property situation makes and should meet stability requirement.Described convergence gauge 3 mainly includes digital display centimeter and rustless steel tape measure, Having a punching every a segment distance on steel ruler, steel ruler can stretch between relative 2, the most each at the two ends of instrument Having a hook, alignment pin above may be inserted in the punching in steel ruler, selects to make steel ruler reach regulation during measurement The position, hole of pulling force, the length of steel ruler can be read by alignment pin and digital display centimeter.
Embodiment:
In conjunction with Fig. 1, describe the specific implementation method of Crack Monitoring in detail.
Select representational crack on top, slope, junction of the edges of two sheets of paper formula spud pile 1 is set on both sides, crack.Spud pile 1 can be coagulation Soil matrix seat, base position to stablize, and the setting of pedestal should be apart from crack certain distance and avoid fracture to cause the biggest disturbing Dynamic, preferably it is no less than 60cm according to field condition and fracture interval, is embedded in good ground and the depth of burying is enough.Will be solid Determine ring 2 to be pre-installed on pedestal, preferably the top of pedestal, it is possible to be installed on pedestal side and should be in side, crack.
Annulus in retainer ring 2 should be stainless steel, and the size of retainer ring 2 should be swollen with convergence gauge crotch through being advisable It is i.e. firm in pedestal that the length of swollen bolt should meet stability requirement, and be not moved in using deformation, expansion bolt Top is welded with rustless steel annulus.
If retainer ring 2 has loosening phenomenon, can reinforce by reversing expansion bolt.
After stake 1 to be fixed is stable, selects suitable convergence gauge, the hook on steel ruler is suspended in the retainer ring of measuring point, will Hook on instrument is suspended in another retainer ring 2 of correspondence, utilizes the possible many elimination steel rulers of steel ruler spool handle sagging Phenomenon, and make alignment pin pass punching nearest on steel ruler, the safety that steel ruler is positioned by pressing plate and the pin guarantee of fluting, Rotate steel ruler rocking handle, when the pulling force on steel ruler is adjusted to satisfied requirement, reading can be read on digital display centimeter.For Make degree of accuracy higher, should at least read 3 times, take its meansigma methods.
After reading data, convergence gauge 3 two ends hook is taken off from retainer ring 2, rotates counterclockwise steel ruler rocking handle, until Sliding bar is fully retracted, and then pulls down alignment pin from steel ruler, removes the dirt on instrument, maintains instrument, and It is under lock and key, prepares for measurement next time.

Claims (6)

1. a slope crack monitoring device, it is characterized in that: include spud pile (1), retainer ring (2) and convergence gauge (3), wherein, spud pile (1) is arranged on the both sides in crack, retainer ring (2) is fixing with spud pile (1) to be connected, the hook of convergence gauge (3) steel ruler one end mounts with the retainer ring (2) of side, the hook of convergence gauge (3) instrument one end mounts with the retainer ring (2) of opposite side, wherein, spud pile (1) and the distance in crack are more than 60cm.
A kind of slope crack monitoring device the most according to claim 1, it is characterised in that: described retainer ring (2) is welded by expansion bolt and rustless steel annulus and is constituted, and retainer ring (2) is connected by expansion bolt and spud pile are fixing.
A kind of slope crack monitoring device the most according to claim 1, it is characterised in that: described spud pile (1) is concrete pedestal.
4. a slope crack monitoring method, it is characterised in that comprise the following steps:
Step one: arrange spud pile (1) in the both sides in crack, spud pile (1) is more than 60cm with the distance in crack;
Step 2: be fixedly connected with retainer ring (2) at the top of spud pile (1) or side;
Step 3: the hook of convergence gauge (3) steel ruler one end is articulated in the retainer ring (2) of side, the hook of convergence gauge (3) instrument one end is articulated in the retainer ring (2) of opposite side, utilize steel ruler spool handle to eliminate steel ruler sagging, and make alignment pin pass punching nearest on steel ruler;
Step 4: rotate steel ruler rocking handle, when the pulling force on steel ruler is adjusted to satisfied requirement, can read reading on digital display centimeter.
A kind of slope crack monitoring method the most according to claim 4, it is characterized in that, described retainer ring (2) is welded by expansion bolt and rustless steel annulus and is constituted, and retainer ring (2) is connected by expansion bolt and spud pile (1) are fixing.
A kind of slope crack monitoring method the most according to claim 4, it is characterised in that described spud pile (1) is concrete pedestal.
CN201310471009.6A 2013-10-10 2013-10-10 slope crack monitoring device and measuring method thereof Expired - Fee Related CN103487373B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110320156A (en) * 2019-05-30 2019-10-11 中铁科学研究院有限公司 A method of test gunite concrete and spraying waterproof adhesive strength

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103791802A (en) * 2014-01-27 2014-05-14 北京工业大学 Underground tunnel two-side convergence and deformation electronic measurement device and method
CN103835321B (en) * 2014-03-14 2015-09-02 洛阳理工学院 A kind of easy device for horizontal displacement monitoring
CN103913145B (en) * 2014-04-15 2016-06-22 南昌航空大学 A kind of crack openings double-deformation monitoring of structures and measuring method
CN105136100A (en) * 2015-04-29 2015-12-09 中国电建集团贵阳勘测设计研究院有限公司 Tunnel convergence deformation monitoring method and device thereof
CN104898180A (en) * 2015-06-19 2015-09-09 中国地质大学(武汉) Simple monitoring device for earth surface cracks
CN105066948B (en) * 2015-08-21 2017-09-19 四川隧唐科技股份有限公司 Distress in concrete remote real time monitoring system
CN107356176A (en) * 2017-07-06 2017-11-17 广东省地质建设工程勘察院 A kind of portable remote fracture detecting instrument
CN110220439B (en) * 2019-06-11 2021-01-08 四川轻化工大学 Crack measuring device for high-speed railway base inspection

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1641922A1 (en) * 1988-09-20 1991-04-15 Научно-исследовательский институт прикладной геодезии Device for monitoring the spacing of rails of a track
CS271934B1 (en) * 1988-12-01 1990-12-13 Radomir Ing Ondrus Rock convergence and expansion meter in mines
CN201335677Y (en) * 2009-01-20 2009-10-28 长江水利委员会长江勘测规划设计研究院 Embedded joint meter

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
Crack detection in plates using fractal dimension;L.J. Hadjileontiadis et al.;《Engineering Structures》;20061027;第1612–1625页 *
Rising crack-growth-resistance behavior in cortical bone: implications for toughness measurements;Deepak Vashishth;《Journal of Biomechanics》;20041231;第37卷;第943–946页 *
THE DETECTION OF SLOW CRACK GROWTH IN CRACK OPENING DISPLACEMENT SPECIMENS USING AN ELECTRICAL POTENTIAL METHOD;J. M. LOWES et al.;《Engineering Fracture Mechanics》;19711231;第3卷;第103-108页 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110320156A (en) * 2019-05-30 2019-10-11 中铁科学研究院有限公司 A method of test gunite concrete and spraying waterproof adhesive strength

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