CN206740090U - One kind is applied to linear pattern canal axes positioning measuring device - Google Patents
One kind is applied to linear pattern canal axes positioning measuring device Download PDFInfo
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- CN206740090U CN206740090U CN201720585848.4U CN201720585848U CN206740090U CN 206740090 U CN206740090 U CN 206740090U CN 201720585848 U CN201720585848 U CN 201720585848U CN 206740090 U CN206740090 U CN 206740090U
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- connecting portion
- linear pattern
- tripod
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- measuring device
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Abstract
One kind is applied to linear pattern canal axes positioning measuring device, including laser leveler, laser leveler are connected by bindiny mechanism with tripod centering；The bindiny mechanism includes hollow stem, hollow stem includes upper connecting portion and lower connecting portion, wherein, external screw thread and internal thread are respectively equipped with upper connecting portion and lower connecting portion, the centering threaded hole with laser leveler, the screw rod of tripod match respectively for external screw thread and internal thread；Overlapped under the visible laser of the laser leveler to putting with the control point of tunnel axis.One kind provided by the utility model is applied to linear pattern canal axes positioning measuring device, it is connected by laser leveler with tripod centering, using under laser to point, it is erected on linear pattern canal axes, by accurately adjusting, horizontal and vertical two datum lines are projected on face is excavated, convenient construction personnel on site's Accurate Calibration bore position, excavate axis and pile No..
Description
Technical field
Canal axes equipment is the utility model is related to, especially a kind of linear pattern canal axes positioning measurement that is applied to fills
Put.
Background technology
Mainly have two kinds at present in the surveying and locating method of linear pattern tunnel drilling and blasting method excavation construction, one kind be total powerstation by
The accurate setting-out of point, suitable for large cross section excavation；Another is that total powerstation coordinates laser orientation instrument, circular disconnected suitable for minor radius
Excavate in face.Most frequent measurement operation is face setting-out during subterranean tunnel excavation construction, and the core of face setting-out is to ensure
Under the premise of measure axis is correct, the brill blast hole position for setting tunnel excavation cross section is surveyed, had both ensured that the accurate insertion of tunnel was protected again
The accurate of excavated section size is demonstrate,proved, is not backbreak in allowed band and does not owe to dig.Therefore in tunnel excavation, surveying and locating work is non-
It is often important, generally all it is to use high precision total station accurately point-by-point setting-out, measurement directly takes straight line as one of working procedure
Duration, e measurement technology personnel and workmen often because can not seamless connection and produce some contradictions.Because when measuring operation
It is high to environmental requirement, it is necessary to get rid of the danger, dedusting, ventilation, accurate operation under the conditions of illumination etc., therefore survey crew etc. often occurs
Personnel to be onstructed complete a upper procedure, or the operation to be measured such as workmen, particularly excavate face periphery drill by
The time length of point setting-out consumption, it is inefficient.Field operation is survey crew and coordinates personnel requirement more simultaneously, to measuring instrument
And the competency profiling of survey crew is high.In some later linear pattern minor radius circular cross section inrush during tunnelings, there is laser
Director, mounting bracket on the tunnel axis excavated near face, laser orientation instrument is set up on support, is passed through
Total powerstation accurately adjusts the direction of the launch of laser, it is ensured that laser beam points to the axis of tunnel, and workmen is according to projecting to area
The laser axis point in face carries out borehole standardization, and survey crew is accurately adjusted again after 2 ~ 3 circulations.The advantages of this method is not
Each circulation is needed to require the work efficiency that survey crew scene measures setting-out, improves, but shortcoming is that laser orientation instrument is consolidated
Dingan County is influenceed very greatly, often to be hit and be damaged by slungshot during explosion, in addition pacify near face, by blast working
Dress support is anchored at top or the waist of tunnel excavation, and the convergent deformation for country rock of experiencing certainly influences displacement deformation usually occur, institute
Precision in this way is often difficult to ensure, it is necessary to survey crew often carries out adjustment, mounting bracket, and only one repeatedly
Laser spots, scene error are difficult to find and corrected.
The content of the invention
Technical problem to be solved in the utility model is to provide a kind of linear pattern canal axes positioning measurement that is applied to and filled
Put, by accurately adjusting, project horizontal and vertical two datum lines on face is excavated, convenient construction personnel on site is accurate
Demarcate bore position, excavate axis and pile No..
In order to solve the above technical problems, technical scheme is used by the utility model：
One kind is applied to linear pattern canal axes positioning measuring device, including laser leveler, laser leveler pass through company
Connection mechanism is connected with tripod centering；The bindiny mechanism includes hollow stem, and hollow stem includes upper connecting portion and lower connecting portion, its
In, be respectively equipped with external screw thread and internal thread on upper connecting portion and lower connecting portion, external screw thread and internal thread respectively with laser leveler
Centering threaded hole, the screw rod of tripod matches；To putting and tunnel axis under the visible laser of the laser leveler
Control point overlaps.
The support of the tripod is Collapsible structure.
The tripod is provided with convertible wheel carrier, and convertible wheel carrier includes fold-type bar, the flex point and tripod of fold-type bar
Be hinged, longer section of bottom of fold-type bar is provided with universal rolling wheel, handle is provided with compared with short section, longer section of fold-type bar it is vertical when, three
Foot stool is liftoff and longer section of fold-type bar passes through cutting ferrule clamping.
Longer section of fold-type bar is formed by connecting by upper and lower thread bush and middle screw rasp bar
The external diameter of the upper connecting portion external thread rod and the internal diameter of lower connecting portion internal thread hole are 16mm.
The laser leveler model EK-268GJ.
The utility model one kind is applied to linear pattern canal axes positioning measuring device, has following technique effect：
1）, linear pattern tunnel area planar survey when use the point-by-point setting-out of total powerstation, workload is big, operating speed is slow, seriously
Construction speed is influenceed, during using laser orientation instrument operation, in order to avoid mounting bracket or instrument are frequently damaged in explosion, it is desirable to the palm
The operation distance in sub- face is more than 50m, while is influenceed by country rock convergent deformation, it is necessary to often adjustment instrument and frequently embedded peace
Support is filled, precision is unstable and inefficient, and laser orientation instrument can only launch a branch of linear laser, and scene is without review bar
Part, measurement accuracy are difficult to ensure that.And use total powerstation to lay the axis of linear pattern tunnel and embedded fixed signal, by laser
Level meter is erected at by Special connecting device on the measurement tripod that adjustable centering flattens, using under laser to point by instrument
Precise alignment, by measuring instrument height or being compared with reserved elevational point, calculates the horizontal line of sight of instrument on axial line control point
Height, overlapped by accurately adjusting vertical line with axis, you can provide two visible height of high accuracy for face job site
Journey datum line and axial reference line, convenient construction personnel on site demarcate design axis centre point, excavated section profile point and design
Bore blast hole position.
2）, instrument and equipment it is cheap, simple to operate, site operation personnel are operable by simple training, without measuring skill
Art personnel participate in, and achievable and other process cross-operation, slitless connection, save time of measuring.
3）, measured using the device and do not influenceed by explosion and other processes, instrument can be set up immediately, instant folding and unfolding,
Ensure safety.And this method precision is high, scene checks that condition is more, and error probability is low, applied widely.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples：
Fig. 1 is schematic diagram of the present utility model.
Fig. 2 is the schematic diagram of bindiny mechanism in the utility model.
Fig. 3 is longer section of partial schematic diagram of fold-type bar in the utility model.
Fig. 4 is utility model works view.
Fig. 5 is the excavated section full-size drawing of the shape of a hoof or gateway opening type in the utility model.
In figure：Laser leveler 1, bindiny mechanism 2, tripod 3, hollow stem 4, upper connecting portion 4-1, lower connecting portion 4-2, outside
Screw thread 4-3, internal thread 4-4, universal rolling wheel 5, swing handle 6, cutting ferrule 7, fold-type bar 8, control point 9.
Embodiment
As Figure 1-3, it is a kind of to be applied to linear pattern canal axes positioning measuring device, including laser leveler 1, laser
The model of level meter 1 is with Suzhou Feitian laser（FUKUDA）Exemplified by the Green light type laser leveler EK-268GJ of production, using wavelength
For 532nm green (light) laser, laser svelteness becomes clear, and can produce two mutually orthogonal vertical lines and a horizontal line,
With lower to point（It is red）.Horizontal accuracy：± 1mm/7m, vertical precision：It is ± 1mm/7m, lower to a precision：± 0.5mm/1.5m, is adopted
With green glow detector, radius of clean-up 50m.When with face operation distance be more than 50m when, its maximum eccentric difference less than ±
10mm, its relative accuracy meet the requirement of general civil engineering setting-out.So, can avoid being hit or enclosing by slungshot in explosion
The convergent deformation of rock influences.The laser leveler 1 is connected by bindiny mechanism 2 with the centering of tripod 3.The bindiny mechanism 2
Including hollow stem 4, hollow stem 4 is a long 50mm, hollow copper cylindrical bar.Hollow stem 4 includes upper connecting portion 4-1 and lower connection
Portion 4-2.Upper connecting portion 4-1 one end is connected with laser leveler bottom centering threaded hole, rod end external diameter（Diameter）16mm, it is hollow interior
Footpath（Diameter）For 8mm, the upper supporting thread external screw thread 4-3 of connecting portion 4-1, the long 12mm of external screw thread 4-3.Lower connecting portion 4-2 with it is common
The screw rod connection of tripod is measured, is designed as hollow sleeve pattern, socket end external diameter 26mm, internal diameter 16mm, long 20mm, hollow car
Silk internal thread 4-4, the long 15mm of internal thread 4-4, the convenient screw rod with common survey tripod center（Construction survey field standard
Forced centering connecting bolt bore dia is generally 16mm）Connection.The support of tripod 3 is Collapsible structure, Collapsible structure by
More poles are socketed to form, and ball, the spacing hole connection of ball and adjacent struts are connected with by spring in every pole.The machine
Structure is consistent with the flexible principle of umbrella support bar.
Due to needing will to be overlapped under the visible laser of the laser leveler 1 to putting with the control point of tunnel axis, because
This by tripod 3, it is necessary to carry out appropriate mobile progress coarse adjustment.In order that regulation is more flexible, being provided with the tripod 3 can
Wheel carrier is changed, can so be moved using rolling, reduce the labor intensity moved and brought.Convertible wheel carrier includes fold-type bar 8, folding
The flex point of type bar 8 is be hinged with tripod 3, and longer section of bottom of fold-type bar 8 is provided with universal rolling wheel 5, is provided with handle 6 compared with short section,
Longer section of fold-type bar 8 it is vertical when, tripod 3 is liftoff and longer section of fold-type bar 8 passes through the clamping of cutting ferrule 7.When needed,
Swing handle 6, make longer section of fold-type bar 8 it is vertical and be caught in elastic ferrule 7, universal rolling wheel 5 lands, and tripod 3 is liftoff.
Laser leveler 1 so can be arbitrarily moved, it is very convenient so as to carry out fast and effectively multimetering and check.When being moved to
After specified location, adjusting the brake block of universal wheel locks universal wheel.Longer section of fold-type bar 8 is by upper and lower thread bush and middle screw
Rasp bar is formed by connecting.Therefore turn threaded rod, makes universal wheel liftoff and tripod 3 lands, then measures work.
Operation principle and process：
1）Survey sets tunnel axis and demarcated：The axis control point of linear pattern tunnel is laid using total powerstation and buried solid
Calibrate will.General setting-out integer pile No. at the scene, drills and embedded measurement indicates, is easy to long-term preserve to use.
2）, accurate set up：Using the Special connecting device of design, laser leveler and common survey tripod are fixed,
To point under visible laser by finely tuning mobile laser leveler, laser leveler is erected to the control point of tunnel axis
On, then the two-dimensional plane coordinate at laser leveler center has been fixed；Measuring instrument is high again, can accurately calculate regarding for laser leveler
Line is high, it is achieved thereby that the three-dimensional absolute fix of laser leveler.
3）, throw and survey canal axes and height datum line：The two high precision reference lines launched using laser leveler, are being applied
The throwing of work scene measures two and is mutually perpendicular to visible laser line, by accurately adjusting, it is ensured that in vertical reference line and other demarcation
Axial line control point overlaps, you can identification vertical reference is canal axes, and the absolute elevation of horizontal datum is laser leveler
Sight is high.
4）, demarcation face axis centre point or hole blasting design hole position：According to the design parameter of tunnel longitudinal slope and excavate horizontal
Section Design parameter, if necessary using the distance of hand-held stadia surveying instrument to face, calculate successively be intended to layout point position with
The difference of datum line, field measurement are simultaneously demarcated.
5）, enhance process inspection and review：First, it is necessary to using high precision total station to the face wheel of setting-out during setting-out
Exterior feature point and characteristic point carry out live review, it is ensured that the accuracy measured using laser leveler.Meanwhile with total powerstation in tunnel
Top can lay permanent axis point, lay stringcourse section point and elevational point in both sides, facilitate laser leveler to enter in measurement process
Row checks review, reduces error probability.And need to survey according to job site in time and be marked with dead axle line point, into 1）Step it is benign
Circulation.
Claims (6)
1. one kind is applied to linear pattern canal axes positioning measuring device, it is characterised in that：Including laser leveler（1）, laser
Level meter（1）Pass through bindiny mechanism（2）With tripod（3）Centering connects；The bindiny mechanism（2）Including hollow stem（4）, it is hollow
Bar（4）Including upper connecting portion（4-1）With lower connecting portion（4-2）, wherein, upper connecting portion（4-1）With lower connecting portion（4-2）Upper difference
Provided with external screw thread（4-3）And internal thread（4-4）, external screw thread（4-3）And internal thread（4-4）Respectively with laser leveler（1）Pair
Middle threaded hole, tripod（3）Screw rod match；The laser leveler（1）Visible laser under to point with tunnel axis
Control point overlap.
2. one kind according to claim 1 is applied to linear pattern canal axes positioning measuring device, it is characterised in that：It is described
Tripod（3）Support be Collapsible structure.
3. one kind according to claim 1 is applied to linear pattern canal axes positioning measuring device, it is characterised in that：It is described
Tripod（3）Convertible wheel carrier is provided with, convertible wheel carrier includes fold-type bar（8）, fold-type bar（8）Flex point and tripod（3）
It is be hinged, fold-type bar（8）Longer section of bottom be provided with universal rolling wheel（5）, compared with short section be provided with handle（6）, fold-type bar（8）It is longer
During Duan Shuzhi, tripod（3）Liftoff and fold-type bar（8）Longer section pass through cutting ferrule（7）Clamping.
4. one kind according to claim 3 is applied to linear pattern canal axes positioning measuring device, it is characterised in that：It is described
Fold-type bar（8）Longer section by upper and lower thread bush（8-1）With middle screw rasp bar（8-2）It is formed by connecting.
5. one kind according to claim 1 is applied to linear pattern canal axes positioning measuring device, it is characterised in that：It is described
Upper connecting portion（4-1）The external diameter of external thread rod and lower connecting portion（4-2）The internal diameter of internal thread hole is 16mm.
6. one kind according to claim 1 is applied to linear pattern canal axes positioning measuring device, it is characterised in that：It is described
Laser leveler（1）Model EK-268GJ.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720585848.4U CN206740090U (en) | 2017-05-24 | 2017-05-24 | One kind is applied to linear pattern canal axes positioning measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720585848.4U CN206740090U (en) | 2017-05-24 | 2017-05-24 | One kind is applied to linear pattern canal axes positioning measuring device |
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| Publication Number | Publication Date |
|---|---|
| CN206740090U true CN206740090U (en) | 2017-12-12 |
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ID=60566729
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720585848.4U Expired - Fee Related CN206740090U (en) | 2017-05-24 | 2017-05-24 | One kind is applied to linear pattern canal axes positioning measuring device |
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| CN (1) | CN206740090U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107167112A (en) * | 2017-05-24 | 2017-09-15 | 中国葛洲坝集团三峡建设工程有限公司 | A kind of device and method suitable for linear pattern canal axes positioning measurement |
| CN108425677A (en) * | 2018-02-05 | 2018-08-21 | 济南力稳岩土工程有限公司 | A kind of monitoring drilling of Tunnel Overbreak ＆ Underbreak applies method |
| CN108446473A (en) * | 2018-03-13 | 2018-08-24 | 中国水利水电第五工程局有限公司 | A kind of power station oblique way and out break inspection method |
| CN108571288A (en) * | 2018-03-27 | 2018-09-25 | 中国葛洲坝集团第工程有限公司 | Under water with pipe forming hole method |
| CN109655045A (en) * | 2018-12-30 | 2019-04-19 | 贵阳电气控制设备有限公司 | Laser positioning automatic paying-off device and its method in a kind of tunnel |
| CN113607143A (en) * | 2021-07-26 | 2021-11-05 | 新疆大明矿业集团股份有限公司 | Adjustable pay-off device for underground tunnel |
-
2017
- 2017-05-24 CN CN201720585848.4U patent/CN206740090U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107167112A (en) * | 2017-05-24 | 2017-09-15 | 中国葛洲坝集团三峡建设工程有限公司 | A kind of device and method suitable for linear pattern canal axes positioning measurement |
| CN108425677A (en) * | 2018-02-05 | 2018-08-21 | 济南力稳岩土工程有限公司 | A kind of monitoring drilling of Tunnel Overbreak ＆ Underbreak applies method |
| CN108446473A (en) * | 2018-03-13 | 2018-08-24 | 中国水利水电第五工程局有限公司 | A kind of power station oblique way and out break inspection method |
| CN108446473B (en) * | 2018-03-13 | 2020-02-18 | 中国水利水电第五工程局有限公司 | Hydropower station inclined shaft excavation and overbreak inspection method |
| CN108571288A (en) * | 2018-03-27 | 2018-09-25 | 中国葛洲坝集团第工程有限公司 | Under water with pipe forming hole method |
| CN108571288B (en) * | 2018-03-27 | 2024-04-16 | 中国葛洲坝集团第一工程有限公司 | Underwater heel pipe pore-forming method |
| CN109655045A (en) * | 2018-12-30 | 2019-04-19 | 贵阳电气控制设备有限公司 | Laser positioning automatic paying-off device and its method in a kind of tunnel |
| CN113607143A (en) * | 2021-07-26 | 2021-11-05 | 新疆大明矿业集团股份有限公司 | Adjustable pay-off device for underground tunnel |
| CN113607143B (en) * | 2021-07-26 | 2023-07-04 | 新疆大明矿业集团股份有限公司 | Adjustable paying-off device for underground roadway |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171212 |