CN102322853B - Tunnel back break control laser lofting device - Google Patents
Tunnel back break control laser lofting device Download PDFInfo
- Publication number
- CN102322853B CN102322853B CN2011102495452A CN201110249545A CN102322853B CN 102322853 B CN102322853 B CN 102322853B CN 2011102495452 A CN2011102495452 A CN 2011102495452A CN 201110249545 A CN201110249545 A CN 201110249545A CN 102322853 B CN102322853 B CN 102322853B
- Authority
- CN
- China
- Prior art keywords
- laser
- tunnel
- coil support
- outer coil
- break control
- 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
Images
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a tunnel back break control laser lofting device, which comprises an outer ring support frame (4) made to present a corresponding shaped through being slightly reduced according to the outline line of a tunnel, wherein a plurality of laser emitters (8) are arranged on the upper edge of the outer ring support frame (4) in the circumference direction, laser beams (11) emitted by the laser emitters (8) can be projected on the digging surface for indicating the side hole position, the laser emitters (8) are electrically connected with a power supply box (12), and a plumb line (17) and a point measuring mark (18) are arranged on the outer ring support frame (4). The tunnel back break control laser lofting device has the beneficial effects that the structure is simple, the positioning of the device per se is fast, the blast hole lofting synchronous marking is realized, the digging precision is controlled, the back break phenomenon is reduced, and the engineering manufacture cost is saved. The tunnel back break control laser lofting device can adapt to the digging construction control task of various kinds of underground building engineering including curve tunnels and slope tunnels.
Description
Technical field
The present invention relates to a kind of underground structrue engineering excavation laser laying out apparatus, be specifically related to hypogee such as a kind of tunnel laser laying out apparatus that locate in profiled outline and big gun hole when adopting the drilling and blasting method excavation construction.
Background technology
When underground structrue engineerings such as present all kinds of tunnel, culvert adopt drill bursting construction; The method in manual measurement center line, big gun hole, steel ruler location is used in the location setting-out of excavated surface always; Waste time and energy inefficiency, and location setting-out low precision; Causing easily backbreaks or owe digs, and construction quality, project progress and cost are produced considerable influence.
Recently some having occurred utilizes emission of lasering beam to carry out the technology of tunnel cross-section setting-out; Like the disclosed laser lofting instrument for tunnel cross-section of Chinese invention patent publication number CN1262378A; Drive the object lens translation through computer-controlled stepper motor; The laser beam exit direction that changes instrument internal fixation laser instrument scans, and realizes that the laser point projection indicates the function of locating wheel profile and a plurality of borehole points on profiled outline and the excavated section.And the disclosed tunnel radio laser laying out apparatus of Chinese invention patent publication number CN101067375B, through computing machine and total station survey with calculate the system position, the guided laser bundle projects outline line or the big gun hole site that needs the location.This type technology and the corresponding instrument part that in practical application, comes with some shortcomings: equipment have high input and for construction environment abominable in exact instrument, the tunnel be a test to the operate as normal and serviceable life of equipment; This external cause has only a laser generator, can't demarcate all outline lines and big gun hole site simultaneously, carries out smoothly for guaranteeing construction; Also need operating personnel to carry out mark successively by the indication of laser beam; Press the mark drillhole blasting afterwards again, this process needs on chassis, to accomplish, so is difficult to and slags tap carry out simultaneously; As think to carry out synchronously certainly will produce phase mutual interference and influence between two work to save the time of mark position.
Utilizing laser orientation instrument to carry out setting-out construction is a kind of economy and simple mode, and by the laser instrument that is placed on tunnel top or the abutment wall, emission overlaps or parallel laser beam with the tunnel center line, thus the midline position in definite tunnel.This technology has cheap, simple in structure, visible emitting, does not take characteristics such as tunnel traffic spacial influence construction, can indicate tunnel piercing direction and the gradient, demarcate the tunnel midline position; But only can indicate center line; Can not locating wheel profile and big gun hole, be difficult to handle crooked tunnel, the manual work of still needing in the use is measured and is confirmed each big gun hole; Workload is big, and accurate inadequately.
Summary of the invention
Technical matters to be solved by this invention provides a kind of multiple spot of in tunnel and other underground engineering construction, realizing and locatees setting-out simultaneously and rapidly; Self poisoning simple and fast in the use, big gun hole location setting-out precision is high, does not influence the tunnel out break control laser laying out apparatus of constructing tunnel and traffic.
In order to solve the problems of the technologies described above; Tunnel provided by the invention out break control laser laying out apparatus; It is characterized in that: comprise an outer coil support 4 that dwindles a little to process respective shapes by the tunnel contour line; Outside described coil support 4 upper edges its be circumferentially with a plurality of generating lasers 8; Described generating laser 8 emitted laser bundles 11 can be incident upon the lateral opening position of indication on the excavation face, and described generating laser 8 is electrically connected with power supply box 12, and described outer coil support 4 is provided with vertical 17 and measuring point sign 18.
At least one end of described outer coil support 4 is seated on the back up pad 16 through connecting link 14 and elevating lever 15.
The angle of itself and ground level of screw rod and leg adjustment is housed on the described back up pad 16.
Described outer coil support 4 is formed hollow member by outer ring panel 5, front panel 6 and inner ring panel 7; Between described outer ring panel 5 and the described inner ring panel 7 by lateral opening corresponding a plurality of transmitter sleeves 9 or the draw-in groove of being provided with; Insert a described generating laser 8 at each transmitter sleeve 9 or draw-in groove, on described front panel 6, be provided with emission perforate 10 with described generating laser 8 emitted laser bundles 11 relevant positions.
Described outer coil support 4 is provided with cross bar 19, and described measuring point sign 18 is arranged on the described cross bar 19.
Described outer coil support 4 is linked to be integral body with chassis 20.
The spacing of the generating laser 8 on the described outer coil support 4 is provided with by the minimum common divisor spacing of different drilling and blasting schemas, and divides into groups to control through the switch on the described power supply box 12 13.
Adopt the tunnel out break control laser laying out apparatus of technique scheme; Outer coil support dwindles by the tunnel contour line a little processes corresponding arch steelframe; Be furnished with a plurality of generating lasers outside on the coil support successively; The laser beam of sending projects on the tunnel excavation face, indicates the lateral opening position that needs demarcation simultaneously, and the workmen carries out bore operation in view of the above.After the present invention adopts above technical scheme, have simple in structure, easy, the big gun hole setting-out synchronous marking of device self poisoning, can with slag tap carry out simultaneously with reduce the engineering time, control excavation precision reduces to backbreak and owes to dig the beneficial effect that phenomenon is saved construction costs.The present invention does not need to link to each other with computing machine, and is with low cost, can realize that in tunnel and other underground engineering construction multiple spot locatees setting-out simultaneously and rapidly; Self poisoning simple and fast in the use, big gun hole location setting-out precision is high, does not influence constructing tunnel and traffic, goes for straight line and curved tunnel, also can be used for flat slope or sloping tunnel is arranged.
In sum, the present invention is that a kind of multiple spot of in tunnel and other underground engineering construction, realizing is located setting-out simultaneously and rapidly; Self poisoning simple and fast in the use, big gun hole location setting-out precision is high, does not influence constructing tunnel and traffic, out break control laser laying out apparatus in tunnel with low cost.
Description of drawings
Fig. 1 is that synoptic diagram is arranged in arched tunnel excavation face big gun hole.
Fig. 2 is that the present invention locatees the setting-out synoptic diagram.
Fig. 3 is an axonometric drawing of the present invention.
Among the figure: lateral opening 1, excavation outline line 2, inner big gun hole 3, outer coil support 4, outer ring panel 5; Front panel 6, inner ring panel 7, generating laser 8, transmitter sleeve 9, emission perforate 10; Laser beam 11, power supply box 12, switch 13, connecting link 14, elevating lever 15; Back up pad 16, vertical 17, measuring point sign 18, cross bar 19, chassis 20.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present invention is described further:
As shown in Figure 1, to backbreak and owe to dig key be that lateral opening location positioning is wanted accurately in control in arched tunnel, and inner big gun hole site is little to the influence of excavation profile according to the error of range estimation.Therefore can be as shown in Figures 2 and 3; Dwindle the outer coil support 4 of processing respective shapes a little by tunnel contour line 2; Outer coil support 4 is formed hollow member by outer ring panel 5, front panel 6 and inner ring panel 7, and internal circumferential is provided with a plurality of transmitter sleeves 9 or draw-in groove by lateral opening 1 correspondence, inserts a generating laser 8 at each transmitter sleeve 9 or draw-in groove; To be convenient for changing and to keep in repair; On front panel 6, have emission perforate 10 with generating laser 8 emitted laser bundles 11 relevant positions, rubble impacted generating laser 8 when front panel 6 can intercept explosion, and emitted laser bundle 11 is successfully projected on the excavation face; The generating laser 8 usefulness leads that are installed on the outer coil support 4 are parallel on the power supply box 12; When switch 13 was opened, the laser beam 11 that generating laser 8 goes out was incident upon on lateral opening 1 on the excavation face simultaneously, and the multidigit workmen can be by mark while bore operation on the chassis 20.
Because the bottom surface, tunnel in the construction is uneven; Accurate for guaranteeing the laying out apparatus self poisoning; Two ends of outer coil support 4 are seated on the back up pad 16 through connecting link 14 and elevating lever 15; Can realize the height control of outer coil support 4 through the hydraulic pressure in the adjustment elevating lever 15; The angle of screw rod and leg adjustment back up pad 16 and ground level is housed on the back up pad 16, is contained in vertical 17 on the outer coil support 4 and can intuitively reflects whether vertical or its corner dimension of laying out apparatus and ground, through measurement measuring point sign 18 can confirm laying out apparatus the position and with the angle of tunnel center line.
Consider that the carrying of laying out apparatus moves; One cross bar 19 is set on the coil support 4 outside, and measuring point sign 18 is arranged on the described cross bar 19, and holding cross bar 19 with forklift or other machinery can be with the laying out apparatus entity; Between coil support 4 and the tunnel wall fixed gap should be arranged outside when moving; Suppose that the outer coil support 4 and the diameter difference of excavation outline line 2 are 0.3 meter, then laser beam and tunnel center line form an angle, and the setting-out precision of laying out apparatus is relevant with two factors; The distance of the outer coil support 4 of the first and excavation face, it two is angular errors of outer coil support 4 and tunnel center line.If outer coil support 4 is 15 meters with the designed distance of excavation face, when making laying out apparatus, mix up transmitter sleeve 9 by this distance, the setting-out error of device itself can be ignored, if when the face of excavation scar has 0.5 meter convex-concave, the setting-out error is 0.01 meter.When if the laying out apparatus angle measurement accuracy is 1 second, the setting-out error is about 3 millimeters.
When inner big gun hole 3 also needs setting-out, can set up connection rod member and generating laser 8.
The country rock type not simultaneously, spacing of wells setting has difference, generating laser 8 spacings on the outer for this reason coil support 4 can be provided with by the minimum common divisor spacings of different drilling and blasting schemas, and through switch 13 control of dividing into groups, adapt to the change of drilling and blasting schema.
Claims (7)
1. a tunnel out break is controlled laser laying out apparatus; It is characterized in that: comprise an outer coil support (4) that dwindles a little to process respective shapes by the tunnel contour line; It is circumferentially with a plurality of generating lasers (8) coil support outside described (4) upper edge; Described generating laser (8) emitted laser bundle (11) can be incident upon the lateral opening position of indication on the excavation face, and described generating laser (8) is electrically connected with power supply box (12), and described outer coil support (4) is provided with vertical (17) and measuring point sign (18).
2. tunnel according to claim 1 out break control laser laying out apparatus, it is characterized in that: at least one end of described outer coil support (4) is seated on the back up pad (16) through connecting link (14) and elevating lever (15).
3. tunnel according to claim 2 out break control laser laying out apparatus is characterized in that: the angle that screw rod and leg are adjusted itself and ground level is housed on the described back up pad (16).
4. tunnel according to claim 1 and 2 out break control laser laying out apparatus; It is characterized in that: the hollow member that described outer coil support (4) is made up of outer ring panel (5), front panel (6) and inner ring panel (7); Between described outer ring panel (5) and the described inner ring panel (7) by lateral opening corresponding a plurality of transmitter sleeves (9) or the draw-in groove of being provided with; Insert a described generating laser (8) at each transmitter sleeve (9) or draw-in groove, on described front panel (6), be provided with described generating laser (8) emitted laser bundle (11) position and launch perforate (10) accordingly.
5. tunnel according to claim 1 and 2 out break control laser laying out apparatus, it is characterized in that: described outer coil support (4) is provided with cross bar (19), and described measuring point sign (18) is arranged on the described cross bar (19).
6. tunnel according to claim 1 and 2 out break control laser laying out apparatus, it is characterized in that: described outer coil support (4) is linked to be integral body with chassis (20).
7. tunnel according to claim 1 and 2 out break control laser laying out apparatus; It is characterized in that: the spacing of the generating laser (8) on the described outer coil support (4) is provided with by the minimum common divisor spacing of different drilling and blasting schemas, and divides into groups to control through the switch (13) on the described power supply box (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102495452A CN102322853B (en) | 2011-08-29 | 2011-08-29 | Tunnel back break control laser lofting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102495452A CN102322853B (en) | 2011-08-29 | 2011-08-29 | Tunnel back break control laser lofting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102322853A CN102322853A (en) | 2012-01-18 |
| CN102322853B true CN102322853B (en) | 2012-11-28 |
Family
ID=45450647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102495452A Expired - Fee Related CN102322853B (en) | 2011-08-29 | 2011-08-29 | Tunnel back break control laser lofting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102322853B (en) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103604425B (en) * | 2013-11-22 | 2015-11-25 | 山东大学 | A kind of device for tunnel layout of the monitoring points and method of operating thereof |
| CN104132644B (en) * | 2014-07-25 | 2016-08-24 | 广州市盾建地下工程有限公司 | Tunnel cross-section measurement point laying out apparatus and tunnel cross-section measurement point setting out method |
| CN104653194B (en) * | 2015-02-28 | 2017-05-17 | 中铁十九局集团第七工程有限公司 | Multi-platform railway tunnel operation trolley |
| CN105300365B (en) * | 2015-11-24 | 2018-05-08 | 广州市盾建地下工程有限公司 | Service channel excavates orienting device and its orientation method |
| CN105806256B (en) * | 2016-04-12 | 2019-03-26 | 山东科技大学 | Wealthy device and its operating method are shown in a kind of tunnelling |
| CN107780952A (en) * | 2016-08-24 | 2018-03-09 | 中铁十局集团第工程有限公司 | Tunnel anti-seep water laser positioning geotextiles mount method |
| CN106321107A (en) * | 2016-09-06 | 2017-01-11 | 中铁二十四局集团南昌铁路工程有限公司 | Method for controlling overcut tunnel construction of rock cantilever heading machine |
| CN106836225A (en) * | 2017-03-24 | 2017-06-13 | 长春工程学院 | A kind of artificial digging pile laser alignment device |
| CN107687842B (en) * | 2017-07-26 | 2020-06-26 | 国家电网公司 | Pay-off device and method |
| CN107762559B (en) * | 2017-11-15 | 2020-07-07 | 中国铁道科学研究院铁道建筑研究所 | Method and system for evaluating tunnel over-under-excavation condition |
| CN108266192B (en) * | 2018-02-09 | 2019-10-18 | 中交隧道工程局有限公司 | A kind of flysch formation tunnel excavation construction method |
| CN108930539B (en) * | 2018-08-02 | 2020-02-11 | 中铁十八局集团有限公司 | BIM-based tunnel overbreak and underexcavation control method |
| CN109488308A (en) * | 2018-10-15 | 2019-03-19 | 中国建筑土木建设有限公司 | Rich water tufaceous slate Tunnel Overbreak & Underbreak controls laying out apparatus |
| CN109594988B (en) * | 2018-11-16 | 2021-02-05 | 核工业井巷建设集团有限公司 | Excavation construction method for large-section soft rock tunnel |
| CN109706856B (en) * | 2018-12-30 | 2021-08-06 | 中铁十四局集团有限公司 | Box culvert assembling method and device, processor and memory |
| CN109737935B (en) * | 2019-02-19 | 2021-11-09 | 河南理工大学 | Tunnel ultra-short excavation detection method and detector based on machine vision |
| CN109899093B (en) * | 2019-03-01 | 2020-05-19 | 中铁十九局集团矿业投资有限公司 | Smooth blasting equipment for reducing overexcavation and underexcavation of metal mine |
| CN110186393A (en) * | 2019-06-20 | 2019-08-30 | 中国五冶集团有限公司 | A kind of tunnel milling digging method measuring device |
| CN112610219B (en) * | 2020-12-11 | 2022-12-06 | 中交二公局第六工程有限公司 | Minimum total volume control method for over-under-excavation amount of three-arm rock drilling jumbo in tunnel engineering |
| CN112857175B (en) * | 2021-01-19 | 2021-09-21 | 南通水木清华装饰设计工程有限公司 | Indoor decoration construction measurement lofting equipment and method thereof |
| CN113311480A (en) * | 2021-05-28 | 2021-08-27 | 山东大学 | Tunnel unfavorable geology advanced detection system and method based on high-frequency elastic waves |
| CN113551655B (en) * | 2021-07-20 | 2023-04-07 | 杭州伟业建设集团有限公司 | Tunnel surpasses owes detection device and detecting system who digs |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5529437A (en) * | 1994-09-13 | 1996-06-25 | Filipowski; Mark S. | Guidance system and method for keeping a tunnel boring machine continuously on a plan line |
| JP3429046B2 (en) * | 1993-12-20 | 2003-07-22 | 株式会社小松製作所 | Position measurement light emitting device and light emitting device mounting structure |
| CN101067375A (en) * | 2007-05-31 | 2007-11-07 | 中国科学院武汉岩土力学研究所 | Tunnel radio laser laying out apparatus |
-
2011
- 2011-08-29 CN CN2011102495452A patent/CN102322853B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3429046B2 (en) * | 1993-12-20 | 2003-07-22 | 株式会社小松製作所 | Position measurement light emitting device and light emitting device mounting structure |
| US5529437A (en) * | 1994-09-13 | 1996-06-25 | Filipowski; Mark S. | Guidance system and method for keeping a tunnel boring machine continuously on a plan line |
| CN101067375A (en) * | 2007-05-31 | 2007-11-07 | 中国科学院武汉岩土力学研究所 | Tunnel radio laser laying out apparatus |
Non-Patent Citations (2)
| Title |
|---|
| 陈家胜,梁忠诚,谭锡林.隧道断面激光放样仪的研制.《仪表技术与传感器》.2003,13-15. |
| 隧道断面激光放样仪的研制;陈家胜,梁忠诚,谭锡林;《仪表技术与传感器》;20030331;13-15 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102322853A (en) | 2012-01-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102322853B (en) | Tunnel back break control laser lofting device | |
| CN104536008B (en) | Drill jumbo blast hole laser ranging and positioning method | |
| CN102409703A (en) | Monitoring method for horizontal displacement of foundation pit pile top and monitoring device thereof | |
| CN201031704Y (en) | Tunnel wireless laser setting-out work device | |
| CN101368472A (en) | Method for accurately positioning and orienting drill hole of top arch | |
| CN111794679A (en) | Horizontal light blasting hole direction control device and use method thereof | |
| CN103711495A (en) | Support-free and partial-segment-free shield launching method for subsurface excavated tunnel | |
| CN109099895A (en) | A kind of device for the measurement of tunnel excavation out break | |
| CN207111088U (en) | Laser is accurately directed to device | |
| CN107725892A (en) | The device and method in artificial jacking construction real time correction cutterhead jacking direction | |
| CN112049648A (en) | Pipe jacking construction monitoring control method | |
| CN107529583A (en) | Construction of explosion economy minimum backbreaks method and its laser is accurately directed to device | |
| CN113338985B (en) | Construction method for micro jacking pipe of ecological comprehensive pipe gallery engineering | |
| CN208765719U (en) | A kind of device for the measurement of tunnel excavation out break | |
| CN204479063U (en) | A kind of tunnel survey equipment | |
| CN112922623B (en) | Pipe jacking construction process for mountain tunnel | |
| CN212585718U (en) | Quick indicating device of tunnel excavation profile | |
| KR102090537B1 (en) | Strengthening method of tunnel gangway | |
| JPS6247565A (en) | Tunnel excavating technique by anterior guidance control | |
| CN102536120A (en) | Drilling and positioning device for down-the-hole drill | |
| CN212674165U (en) | High-precision measuring mark in hole | |
| CN104266638A (en) | Pit-in-pit fixed-point line laying method | |
| CN104612156B (en) | The control method of stake stake in-plane displancement control tool taken root in by a kind of quiet brill | |
| CN109269434A (en) | A kind of straight mounted palisades deformation laser scanning system and its application method | |
| CN219344720U (en) | NPR anchor rod hole positioning device for underground excavation construction of high-speed railway tunnel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121128 Termination date: 20130829 |