CN104613887B - Tunnel section sedimentation and convergence analytical instrument and measuring method - Google Patents
Tunnel section sedimentation and convergence analytical instrument and measuring method Download PDFInfo
- Publication number
- CN104613887B CN104613887B CN201510036957.6A CN201510036957A CN104613887B CN 104613887 B CN104613887 B CN 104613887B CN 201510036957 A CN201510036957 A CN 201510036957A CN 104613887 B CN104613887 B CN 104613887B
- Authority
- CN
- China
- Prior art keywords
- measurement
- point
- instrument
- tunnel
- convergence
- 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.)
- Expired - Fee Related
Links
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention discloses a tunnel section sedimentation and convergence analytical instrument and measuring method. The analytical instrument comprises a semi-circle accurate laser ranging system which is connected with a system host. The system host is fixed on a host carrying plate, a front verticality measuring laser system and a rear verticality measuring laser system are arranged on the front and rear sides of the host carrying plate respectively. A left level bubble and a right level bubble are arranged on the left and right sides of the host carrying plate respectively. A left horizontality fine adjuster and a right horizontality fine adjuster are arranged on the left and right sides of the front verticality measuring laser system respectively. The host carrying plate is fixed on a tripod carrier system. The analytical instrument and the measuring method have the advantages that the front and rear verticality measuring laser systems are arranged on the instrument, so that the consistency and the accuracy of the instrument section before and after measurement are guaranteed; by the aid of the semi-circle accurate laser ranging system, sedimentation or convergence values of 19 measurement points o the tunnel can be measured accurately, and sedimentation or convergence of the tunnel section is monitored effectively.
Description
Technical field
The present invention relates to Tunnel transverse section measuring technology field, more particularly to a kind of tunnel cross-section sedimentation convergence measurement analyzer
Device and measuring method.
Background technology
Often there is the geological disasters such as landslide, country rock large deformation in tunnel excavation process of construction.The generation of geological disaster
Casualties, instrument and equipment can be caused to damage and schedule delays, have significant impact to tunnel construction.So, in tunnel construction mistake
Measurement promptly and accurately and analysis are carried out in journey to the sedimentation of country rock, convergent deformation, effective guiding construction avoids geological disaster
With the generation of construction accident.Therefore, it is very to its tunnel construction sections face sedimentation convergence in-site measurement instrument and the research of measuring method
Important.
Existing tunnel monitoring and measuring technology is settled to tunnel vault, the work of the field measurement of perimeter convergence is still constantly being studied
Among improving, the equipment that adopted, test apparatus are all more complicated, and particularly field measurement need of work takes considerable time and people
Power, inefficiency, while Measurement and Data Processing are loaded down with trivial details, precision is not high, it is impossible to feedback guidance construction in time.It is accurate quickly to survey
Amount analytical instrument will have wider demand.
The content of the invention
The purpose of the present invention is to overcome above-mentioned the deficiencies in the prior art, there is provided a kind of tunnel cross-section sedimentation convergence measurement point
Analyzer device and measuring method, are easy to the development of the field measurement to tunnel arch top settlement and perimeter convergence and data processing work.
For achieving the above object, the present invention adopts following technical proposals：
A kind of tunnel cross-section settles convergence measurement analytical instrument, including semi circular surface precise laser range-measurement system, the semicircle
Face precise laser range-measurement system is connected with system host, and the system host is fixed on main frame supporting plate, before the main frame supporting plate
After be respectively provided on two sides with front vertical survey laser system, rear vertical survey laser system, the main frame supporting plate left and right sides difference
It is provided with left level(l)ing bubble and right level(l)ing bubble；The front vertical survey laser system is respectively arranged on the left side and the right side left WidFin
With right WidFin；The main frame supporting plate is fixed in three pin rack systems.
The semi circular surface precise laser range-measurement system includes 19 laser measuring point ports, and the laser measuring point port is used to send out
Penetrate laser distance measuring.
The system host includes liquid crystal touch display screen and operation keyboard, have ten key in the operation keyboard with
And ON/OFF, measurement, repetition measurement, setting, accurate and 6 button keys of preservation of hanging down.
There are main frame supporting plate screw, the screw on the main frame supporting plate screw and shelf bracket system on the main frame supporting plate face
Coordinate for main frame supporting plate to be fixed on into shelf bracket system.
The shelf bracket system includes horizontal shelf, bracket regulating system and three-legged support rod member；The level support
Plate is connected with three-legged support rod member, bracket regulating system is provided with the three-legged support rod member, for adjusting triangle cradling piece
The length of part, and make horizontal shelf holding level.
A kind of tunnel cross-section settles the measuring method of convergence measurement analytical instrument, comprises the following steps：
(1) in the detection site for choosing, tripod is strutted so as to which center is directed at two, ground index point as far as possible, described
Index point is arranged in the rear and front end of tunnel axis；
(2) system host is placed in shelf bracket system, main frame supporting plate screw is connected with horizontal shelf screw,
Fix system host；
(3) vertical survey laser system is opened, by two on the laser spots alignment ground of forward and backward vertical survey laser system
Index point, the left and right horizontal fine setting in the bracket regulating system and main frame supporting plate in manual fine-tuning shelf bracket system repeatedly,
By instrument leveling；
(4) after the completion of instrument leveling and accurate regulation of hanging down in front and back, in the pile No. of the measured section of liquid crystal touch display screen input
Or numbering, quasi- operation of hanging down is carried out again, it is determined that the height value H of front vertical survey laser system and actual measurement surface mark point1And protect
Deposit data；Measure every time after step (4), the point all by front vertical survey laser system and the height for surveying surface mark point
Angle value is adjusted to H1, keep the accuracy of data；
(5) semi circular surface precise laser range-measurement system is opened, measurement measurement and analysis instrument is to tunnel wall apart from H2And
Preserve data；Wherein, H2Including：N1, n2, n3 ..., nk；Nk represent measurement and analysis instrument to k-th measuring point of tunnel wall away from
From；
Carry out repetition measurement operation, during record repetition measurement measurement and analysis instrument to tunnel wall apart from H3And preserve data；Wherein,
H3Including：Fn1, fn2, fn3 ..., fnk；Distance of the measurement and analysis instrument to k-th measuring point of tunnel wall when fnk represents repetition measurement；
(6) the above-mentioned mean value H for measuring twice is taken4m=(H2+H3)/2；H4mIncluding：(n1+fn1)/2, (n2+fn2)/2,
(n3+fn3)/2 ..., (nk+fnk)/2；Above-mentioned value is designated as into respectively h1m, h2m, h3m..., hkm；Obtain H4mValue represent one
Individual Measure section completes a perfect measurement；M represents the number of times of this perfect measurement, and m takes natural number；
(7) after being measured, if measuring point is to measure for the first time, m=1, H41I.e. as initial value；
If measuring point is not to measure for the first time, m >=2, calculates and measure twice before and after the measuring point tunnel cross-section sedimentation or receive
The value △ H=H for holding back4m-H4m-1；That is △ H=(△ h1m, △ h2m, △ h3m..., △ hkm)=((h1m-h1m-1), (h2m-h2m-1),
(h3m-h3m-1) ..., (hkm-hkm-1))；
Judge the value △ hk for measuring tunnel cross-section sedimentation before and after each measuring point twice or restrainingmIf, △ hkm>0, then kth
Individual measuring point occurs to rise or expands；If △ is hkm<0, then k-th measuring point generation sedimentation or convergence；If △ is hkm=0, then k-th survey
Point keeps constant.
The invention has the beneficial effects as follows：
Tunnel cross-section settles convergence measurement analytical instrument, and instrument has former and later two quasi- laser systems of hanging down, it is ensured that instrument section
Measurement self-consistentency and accuracy；Semi circular surface precise laser range-measurement system can with accurate measurement tunnel 19 measuring points it is heavy
Drop or convergency value, it is more efficient to monitor tunnel cross-section sedimentation and convergence.Compare traditional measurement recording mode simultaneously, and instrument is surveyed
Data can be automatically processed after amount, and the larger point of deflection is found in time, effectively instruct constructing tunnel, prevent engineering accident from sending out
It is raw.
Description of the drawings
Fig. 1 is tunnel cross-section sedimentation convergence measurement analytical instrument structural representation of the present invention；
Fig. 2 is tunnel cross-section sedimentation convergence measurement analytical instrument left view of the present invention；
Fig. 3 is shelf bracket system structure diagram of the present invention；
Fig. 4 is main frame support board structure schematic diagram of the present invention；
Wherein, 1 semi circular surface precise laser range-measurement system；2 liquid crystal touch display screens；3 operation keyboards；4 right level(l)ing bubbles；5
Main frame supporting plate；6 left level(l)ing bubbles；Vertical survey laser system before 7；8 left WidFins；9 right WidFins；10 laser measuring point ends
Mouthful；11 system hosts；Vertical survey laser system after 12；13 fastening bolts；14 horizontal shelf screws；15 horizontal shelfs；16 3
Foot support rod member；17 bracket regulating systems；18 main frame supporting plate screws.
Specific embodiment
With reference to the accompanying drawings and examples the present invention is further described.
As shown in figure 1, tunnel cross-section sedimentation convergence measurement analytical instrument, including semi circular surface precise laser range-measurement system 1, half
Disc precise laser range-measurement system 1 is connected with system host 10, there is liquid crystal touch display screen 2 and operation keyboard on system host 10
3, system host 10 is fixed on main frame supporting plate 5, equipped with front vertical survey laser system 7 on main frame supporting plate 5, left WidFin 8,
Right WidFin 9, left level(l)ing bubble 6, right level(l)ing bubble 4 and rear vertical survey laser system 12, main frame supporting plate 5 is by fixing
Attachment means system is connected with three pin rack systems.
Semi circular surface precise laser range-measurement system 1, including 19 laser measuring point ports 10, laser measuring point port is used to launch sharp
Photo measure distance.
System host 10, including liquid crystal touch display screen 2, operation keyboard 3, have in operation keyboard 3 ten key and
ON/OFF, measurement, repetition measurement, setting, accurate and 6 button keys of preservation of hanging down.
Main frame supporting plate 5, including front vertical survey laser system 7 and rear vertical survey laser system 12, left WidFin 8 and
Right WidFin 9, left level(l)ing bubble 6 and right level(l)ing bubble 4, have 8 main frame supporting plate screws 18 for solid on main frame supporting plate ground
Surely horizontal shelf 15 is connected.
Fixed connection apparatus system, including fastening bolt 13, main frame supporting plate bottom surface screw 18 and horizontal shelf screw 14.
Screw 14, bracket regulating system 17 and three in shelf bracket system, including 15,8 horizontal shelfs of horizontal shelf
Foot support rod member 16, for the length of adjusting triangle support rod unit, and makes horizontal shelf holding level.
The using method of tunnel cross-section sedimentation convergence in-site measurement analytical instrument, including step used below：
(1) in the detection site for choosing, three-legged support 16 is strutted so as to which center is directed at two, ground index point as far as possible,
Index point is arranged in the rear and front end of tunnel axis；
(2) system host 10 is placed in shelf bracket system, with fastening bolt 12 by main frame supporting plate screw 18 and water
Lifts plate screw 14 is connected, and fixes system host 10；
(3) by button " switch " in operation keyboard 3, instrument is opened, presses " standard of hanging down " button and open vertical survey laser system
The laser spots of forward and backward vertical survey laser system 7,12 are directed at two index points on ground, repeatedly manual fine-tuning three by system 7,12
The left and right WidFin 8,9 in bracket regulating system 17 and main frame supporting plate 5 in angle bracket system, by instrument leveling；
(4) after the completion of instrument leveling and accurate regulation of hanging down in front and back, in liquid crystal touch display screen 2 pile No. of measured section is input into
Or numbering, " standard of hanging down " button is pressed again, it is determined that front vertical survey laser system 7 and the height value H for surveying surface mark point1,
On liquid crystal touch display screen 2 or " preservation " button preserve data；
(5) " measurement " button is pressed, semi circular surface precise laser range-measurement system 1 is opened, " measurement " button is pressed again, instrument will
Measuring instrument is to tunnel wall identity distance from H2Record, on liquid crystal touch display screen 2 or " preservation " button preserve data；Press
" repetition measurement " button, second instrument of record is to tunnel wall identity distance from H3, on liquid crystal touch display screen 2 or " preservation " button preserve
Data；
Measurement measurement and analysis instrument is to tunnel wall apart from H2And preserve data；Wherein, H2Including：N1, n2, n3 ...,
nk；Nk represents measurement measurement and analysis instrument to the distance of k-th measuring point of tunnel wall；K takes 1 to 19 integer, 19 surveys of correspondence
Point.
Carry out repetition measurement operation, during record repetition measurement measurement and analysis instrument to tunnel wall apart from H3And preserve data；Wherein,
H3Including：Fn1, fn2, fn3 ..., fnk；Distance of the measurement and analysis instrument to k-th measuring point of tunnel wall when fnk represents repetition measurement；
(6) the above-mentioned mean value H for measuring twice is taken4m=(H2+H3)/2；H4mIncluding：(n1+fn1)/2, (n2+fn2)/2,
(n3+fn3)/2 ..., (n19+fn19)/2；Above-mentioned value is designated as into respectively h1m, h2m, h3m..., h19m, m represents this complete survey
The number of times of amount, m takes natural number.
(7) after being measured, if measuring point is to measure for the first time, m=1, H41I.e. as initial value；
If measuring point is not to measure for the first time, m >=2, calculates and measure twice before and after the measuring point tunnel cross-section sedimentation or receive
The value △ H=H for holding back4m-H4m-1；That is △ H=(△ h1m, △ h2m, △ h3m..., △ h19m)=((h1m-h1m-1), (h2m-
h2m-1), (h3m-h3m-1) ..., (h19m-h19m-1))；
Judge the value △ hk for measuring tunnel cross-section sedimentation before and after each measuring point twice or restrainingmIf, △ hkm>0, then kth
Individual measuring point occurs to rise or expands；If △ is hkm<0, then k-th measuring point generation sedimentation or convergence；If △ is hkm=0, then k-th survey
Point keeps constant.
(8) after being measured, operation interface is exited, closes instrument.
Although the above-mentioned accompanying drawing that combines is described to the specific embodiment of the present invention, not to present invention protection model
The restriction enclosed, one of ordinary skill in the art should be understood that on the basis of technical scheme those skilled in the art are not
Need the various modifications made by paying creative work or deformation still within protection scope of the present invention.
Claims (1)
1. a kind of tunnel cross-section settles the measuring method of convergence measurement analytical instrument, it is characterized in that,
The tunnel cross-section settles convergence measurement analytical instrument, including semi circular surface precise laser range-measurement system, the semi circular surface essence
Close LDMS is connected with system host, and the system host is fixed on main frame supporting plate, two before and after the main frame supporting plate
Side is respectively equipped with front vertical survey laser system, rear vertical survey laser system, and the main frame supporting plate is respectively arranged on the left side and the right side
Left level(l)ing bubble and right level(l)ing bubble；The front vertical survey laser system is respectively arranged on the left side and the right side left WidFin and the right side
WidFin；The main frame supporting plate is fixed in three pin rack systems；
Described measuring method is comprised the following steps：
(1) in the detection site for choosing, tripod is strutted so as to which center is directed at two, ground index point, the mark as far as possible
Point is arranged in the rear and front end of tunnel axis；
(2) system host is placed in shelf bracket system, main frame supporting plate screw is connected with horizontal shelf screw, it is fixed
Good system host；
(3) vertical survey laser system is opened, by two marks on the laser spots alignment ground of forward and backward vertical survey laser system
Point, the left and right horizontal fine setting in the bracket regulating system and main frame supporting plate in manual fine-tuning shelf bracket system repeatedly, by instrument
Device leveling；
(4) after the completion of instrument leveling and accurate regulation of hanging down in front and back, in the pile No. or volume of the measured section of liquid crystal touch display screen input
Number, quasi- operation of hanging down is carried out again, it is determined that front vertical survey laser system and the height value H for surveying surface mark point1And preserve number
According to；Measure every time after step (4), the point all by front vertical survey laser system and the height value for surveying surface mark point
It is adjusted to H1, keep the accuracy of data；
(5) semi circular surface precise laser range-measurement system is opened, measurement measurement and analysis instrument is to tunnel wall apart from H2And preserve number
According to；Wherein, H2Including：N1, n2, n3 ..., nk；Nk represent measurement measurement and analysis instrument to k-th measuring point of tunnel wall away from
From；
Carry out repetition measurement operation, during record repetition measurement measurement and analysis instrument to tunnel wall apart from H3And preserve data；Wherein, H3Bag
Include：Fn1, fn2, fn3 ..., fnk；Distance of the measurement and analysis instrument to k-th measuring point of tunnel wall when fnk represents repetition measurement；
(6) the above-mentioned mean value H for measuring twice is taken4m=(H2+H3)/2；Due to H2Including：N1, n2, n3 ..., nk；H3Including：
Fn1, fn2, fn3 ..., fnk；Therefore, H4mIncluding：(n1+fn1)/2, (n2+fn2)/2, (n3+fn3)/2 ..., (nk+fnk)/
2；Above-mentioned value is designated as into respectively h1m, h2m, h3m..., hkm, m represents the number of times of this perfect measurement, and m takes natural number；
(7) after being measured, if measuring point is to measure for the first time, m=1, H41I.e. as initial value；
If measuring point is not for the first time measurement, m >=2, calculates and measure tunnel cross-section sedimentation before and after the measuring point twice or restrain
Value △ H=H4m-H4m-1；That is △ H=(△ h1m, △ h2m, △ h3m..., △ hkm)=((h1m-h1m-1), (h2m-h2m-1),
(h3m-h3m-1) ..., (hkm-hkm-1))；
Judge the value △ hk for measuring tunnel cross-section sedimentation before and after each measuring point twice or restrainingmIf, △ hkm>0, then k-th survey
Point occurs to rise or expands；If △ is hkm<0, then k-th measuring point generation sedimentation or convergence；If △ is hkm=0, then k-th measuring point protect
Hold constant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510036957.6A CN104613887B (en) | 2015-01-23 | 2015-01-23 | Tunnel section sedimentation and convergence analytical instrument and measuring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510036957.6A CN104613887B (en) | 2015-01-23 | 2015-01-23 | Tunnel section sedimentation and convergence analytical instrument and measuring method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104613887A CN104613887A (en) | 2015-05-13 |
| CN104613887B true CN104613887B (en) | 2017-04-19 |
Family
ID=53148448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510036957.6A Expired - Fee Related CN104613887B (en) | 2015-01-23 | 2015-01-23 | Tunnel section sedimentation and convergence analytical instrument and measuring method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104613887B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157673A (en) * | 2015-09-21 | 2015-12-16 | 山东大学 | Automatic measuring and alarming instrument for tunnel vault crown settlement and usage method |
| CN105423936B (en) * | 2015-12-04 | 2018-04-27 | 上海市地下空间设计研究总院有限公司 | A kind of fully-automatic laser tunnel cross section convergence instrument and measuring method |
| CN110360983A (en) * | 2019-07-02 | 2019-10-22 | 长江空间信息技术工程有限公司(武汉) | Vault settlement measuring device and its measurement method based on precise laser distance measuring instrument |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87101789A (en) * | 1987-03-12 | 1987-09-09 | 铁道部专业设计院标准设计处 | Portable laser measuring instrument for tunneling cross-section |
| JPH02227605A (en) * | 1989-02-28 | 1990-09-10 | Penta Ocean Constr Co Ltd | In-tunnel space section measuring instrument |
| JP2001066168A (en) * | 1999-08-30 | 2001-03-16 | Kumagai Gumi Co Ltd | Displacement monitoring system of tunnel internal wall surface and displacement measuring device |
| CN102589438A (en) * | 2011-12-01 | 2012-07-18 | 中建八局大连建设工程有限公司 | Method for detecting vault subsidence and clearance convergence of tunnel |
| CN103335596A (en) * | 2013-06-26 | 2013-10-02 | 同济大学 | Tunnel convergence displacement and arch crown settlement measuring device and measuring method |
-
2015
- 2015-01-23 CN CN201510036957.6A patent/CN104613887B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87101789A (en) * | 1987-03-12 | 1987-09-09 | 铁道部专业设计院标准设计处 | Portable laser measuring instrument for tunneling cross-section |
| JPH02227605A (en) * | 1989-02-28 | 1990-09-10 | Penta Ocean Constr Co Ltd | In-tunnel space section measuring instrument |
| JP2001066168A (en) * | 1999-08-30 | 2001-03-16 | Kumagai Gumi Co Ltd | Displacement monitoring system of tunnel internal wall surface and displacement measuring device |
| CN102589438A (en) * | 2011-12-01 | 2012-07-18 | 中建八局大连建设工程有限公司 | Method for detecting vault subsidence and clearance convergence of tunnel |
| CN103335596A (en) * | 2013-06-26 | 2013-10-02 | 同济大学 | Tunnel convergence displacement and arch crown settlement measuring device and measuring method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104613887A (en) | 2015-05-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102322896B (en) | Omnibearing measurement device and method for tunnel TSP (Total Suspended Particulate) geometric parameter | |
| CN202141439U (en) | Three-direction deformation laser measuring instrument for ground fissure | |
| CN104613887B (en) | Tunnel section sedimentation and convergence analytical instrument and measuring method | |
| CN103147466B (en) | Automatic inclination measurement device for precast pile with rectangular or hollow rectangular cross section | |
| CN108279155B (en) | Multidirectional loading structural surface strength measuring device and using method | |
| CN205002729U (en) | Underground warp measuring device based on deviational survey and hall effect | |
| CN113108669A (en) | Portable ground crack measuring device | |
| CN204613405U (en) | A kind of building operation stadimeter | |
| CN202216642U (en) | Tunnel technical specification (TSP) geometric parameter all-around measuring device | |
| CN210374975U (en) | Floor thickness detection device | |
| KR101494852B1 (en) | Precision improvement leveling system | |
| CN113029100B (en) | Multi-point real-time data measuring equipment and summarizing method for building construction | |
| KR101487464B1 (en) | Survey Control Point Cradle | |
| CN203687929U (en) | Platform levelness measuring device for separating to-be-measured plane from regulating mechanism | |
| CN212723360U (en) | Distancer for architectural exploration | |
| CN217738322U (en) | Supporting device for ceramic tile detection | |
| CN205940545U (en) | Perpendicular deviation measuring apparatu | |
| CN205981189U (en) | Simply measure entity inclination device | |
| CN216246300U (en) | Foundation pit slope monitoring tool | |
| CN215676992U (en) | Coal mining subsidence ground crack height difference measuring device | |
| CN217877672U (en) | Portable gradiometer is used in native survey and drawing | |
| CN219733381U (en) | Intelligent guiding device for flat hole construction | |
| CN217738386U (en) | Hydrogeology is automatic water level observation device for pumping test | |
| CN210638711U (en) | Level bar calibration platform | |
| CN214668626U (en) | Portable slope soil erosion gully measuring instrument |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170419 Termination date: 20210123 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |