CN110273687A - A kind of pipe shed construction method for being conducive to settlement Control and being oriented to dry pore-forming - Google Patents
A kind of pipe shed construction method for being conducive to settlement Control and being oriented to dry pore-forming Download PDFInfo
- Publication number
- CN110273687A CN110273687A CN201910552786.0A CN201910552786A CN110273687A CN 110273687 A CN110273687 A CN 110273687A CN 201910552786 A CN201910552786 A CN 201910552786A CN 110273687 A CN110273687 A CN 110273687A
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- Prior art keywords
- pipe
- canopy
- drilling
- drilling rod
- forming
- 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.)
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Links
- 238000010276 construction Methods 0.000 title claims abstract description 33
- 238000005553 drilling Methods 0.000 claims abstract description 74
- 238000000034 method Methods 0.000 claims abstract description 12
- 238000007569 slipcasting Methods 0.000 claims abstract description 7
- 239000002002 slurry Substances 0.000 claims abstract description 5
- 238000012937 correction Methods 0.000 claims abstract description 4
- 239000000523 sample Substances 0.000 claims description 18
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 11
- 239000007937 lozenge Substances 0.000 claims description 11
- 238000013461 design Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 230000003750 conditioning effect Effects 0.000 abstract description 3
- 238000003912 environmental pollution Methods 0.000 abstract description 3
- 238000009792 diffusion process Methods 0.000 abstract description 2
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 238000004062 sedimentation Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- -1 silt Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/04—Directional drilling
- E21B7/046—Directional drilling horizontal drilling
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/04—Driving tunnels or galleries through loose materials; Apparatus therefor not otherwise provided for
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/1006—Making by using boring or cutting machines with rotary cutting tools
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Architecture (AREA)
- Fluid Mechanics (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of pipe shed construction method for being conducive to settlement Control and being oriented to dry pore-forming, realize that the canopy construction equipment of this method includes containing auger stem, horizontal directional drilling machine and guide instrument.Drilling diameter of the present invention is less than pipe canopy diameter, and pipe canopy is by rotation jacking hole, maximally reducing because of drilling bring sedimentation;Pipe canopy of the present invention can be set to floral tube, and by slip casting in pipe, the diffusion of floral tube slurries is more advantageous to settlement Control and the effect of canopy shield;The advanced pore-forming of auger stem of the present invention, canopy pipe constrain drilling rod advance, while canopy tube top into when, drilling rod constrain canopy pipe advance, and wired guide instrument monitoring in time correction, be conducive to the accuracy in pipe-s hed drilling direction;Drilling construction of the present invention does not need mud, avoids the trouble of the environmental pollution of mud bring and mud conditioning.
Description
Technical field
The present invention relates to a kind of pipe shed construction methods, especially a kind of to be conducive to settlement Control, be oriented to, the pipe of dry pore-forming
Canopy construction method.It is primarily adapted for use in the soft layers such as sand, silt, clay layer.
Background technique
Barrel vault advanced support method is a kind of new technology that tunnel piercing is carried out in weak surrounding rock that developed recently gets up.Pipe
Canopy drilling machine is the equipment of most critical in piped shed conslruction technology, and earliest piped shed conslruction is using common horizontal drill.With
Pipe shed method widely apply, dedicated pipe shed drilling rig comes into being.Especially pipe shed method is used for Urban Underground boring construction, passes through
Existing structure building, settling amount require control stringent.Auxiliary construction measure of the pipe canopy as tunneling primarily serves Anticollapse supporting protection work
With, but be unfavorable factor for settlement Control.
Currently used pipe shed construction method is " wired guiding is once with pipe pipe shed construction method ", and this method is with pipe canopy
Drilling rod manages interior and pipe outer ring-like slip casting using mud off pore-forming.Since pore-forming is greater than pipe canopy diameter, slip casting is difficult to this method
Reach full, it is easy to cause road surface to settle, and construction needs mud, mud conditioning difficulty is big, be easy to cause environment dirty
Dye.
Summary of the invention
In order to overcome existing Pipe Roofing Construction Technology, the drawbacks such as roadbed subsidence and environmental pollution are be easy to cause, the present invention provides
A kind of dry pore-forming of pipe inside spin, wired guiding, the pipe shed construction method of hydraulic jacking.
The technical scheme adopted by the invention is that: one kind can the dry pore-forming pipe roof construction equipment of guide pipe inside spin, the equipment
Including containing auger stem, horizontal directional drilling machine and guide instrument.Auger stem is made of drill bit 1 and spiral shaft, auger stem
Guide instrument probe 2 is installed in interior forward end position, and guide instrument probe 2 connects guide instrument fuselage 11 by guide instrument cable 9;Level is fixed
It include drive joint 5, rotating device fuselage 6, hydraulic device 7, guide rail 8, oil pump 12, console 10 and pipeline 13 to drilling machine,
Drive joint 5 is driven by rotating device fuselage 6, and hydraulic device 7 is that rotating device fuselage 6 provides hydraulic-driven power;Rotating device
Fuselage 6 is mounted on guide rail 8;Oil pump 12 is separately connected rotating device fuselage 6, hydraulic device 7 and console 10 by pipeline 13,
Console 10 is connect by pipeline 13 with rotating device fuselage 6;When auger stem is installed on horizontal directional drill drive joint 5
When, it is passed through inside canopy pipe 4, carries out advanced dry pore-forming operation, when canopy pipe 4 is installed on horizontal directional drill drive joint, canopy pipe 4
Rotate jacking operation.
Drill bit 1 is process using steel plate and steel pipe, and lozenges is provided on drill bit 1, and lozenges uses straight less than pipe canopy
The steel pipe 18 (maximum gauge that can be passed through out of pipe canopy is advisable) and 17 processing and fabricating of steel plate of diameter.Auger stem merogenesis screw thread connects
It connects, inner hollow, be easily installed guide instrument probe and wear cable.
Drive joint 5 of the present invention can individually be connect with drilling rod 3, pipe canopy 4, to creep into and jacking construction.
Working principle of the present invention are as follows:
1, guide instrument probe is mounted on auger stem front end, and cable passes through inside auger stem, convenient for connection guide instrument
Fuselage;
2, the auger stem that group installs probe is mounted on horizontal directional drill drive joint in place, passes through horizontal directional drill
Machine transmission device drives auger, and rotation takes soil in advance inside pipe canopy, while being advanced by hydraulic device;
3, after creeping into a distance, auger and drive joint are detached from, and pipe canopy is installed to drive joint, are filled by transmission
Set and hydraulic device along drilling rod rotation by canopy tube top into;
4, guide instrument cable is connected, guide instrument fuselage is fed back information to by drilling rod front end probe;
5, it is detached from canopy pipe and drive joint, guide instrument cable passes through the second section drilling rod, and connect with first segment drilling rod, simultaneously
Drive joint is connected, deviation is shown according to guide instrument, is rectified a deviation in drilling by drill bit lozenges, to guarantee drilling side
To.
6, after the completion of the second section rod boring, drive joint and drilling rod are detached from, double section tube canopy is connected, carries out pipe ceiling
Into operation.
7,3,4,5,6 steps are repeated, until pipe canopy requires to set length.
Compared with prior art, beneficial effects of the present invention:
Drilling diameter of the present invention is less than pipe canopy diameter, and pipe canopy is by maximally reducing because of drilling in rotation jacking hole
Bring sedimentation;Pipe canopy of the present invention can be set to floral tube, by slip casting in pipe, floral tube slurries diffusion be more advantageous to settlement Control and
The effect of canopy shield;The advanced pore-forming of auger stem of the present invention, canopy pipe constrain drilling rod advance, while canopy tube top into when, drilling rod constrain canopy pipe
Advance, and wired guide instrument monitoring correction in time, is conducive to the accuracy in pipe-s hed drilling direction;Drilling construction of the present invention is not required to
Mud is wanted, the trouble of the environmental pollution of mud bring and mud conditioning is avoided.
Detailed description of the invention
Fig. 1 is pipe roof construction device systems schematic diagram;
Fig. 2 is drive connector schematic diagram;
Fig. 3 is augers schematic diagram;
Fig. 4 is drill bit cross-sectional view.
Fig. 5 is drill bit side view.
1. drill bit in figure, 2. guiding probes, 3. spiral shafts, 4. canopy pipes, 5. drive joints, 6. transmission device fuselages, 7.
Hydraulic device, 8. guide rails, 9. guide instrument cables, 10. consoles, 11. guide instrument fuselages, 12. oil pumps, 13. pipelines, 14. drilling rods
Connecting sleeve, 15. pipe canopy connecting sleeves, 16. transmission shafts, 17. steel plate lozenges, 18. semicircle steel pipes, 19. steel plates.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings:
If Fig. 1 is device therefor of the present invention, including horizontal directional drilling machine, auger stem and guide instrument.Wherein horizontal orientation
Drilling machine includes drive joint 5, rotating device fuselage 6, hydraulic device 7, guide rail 8, oil pump 12, console 10 and 13 groups of pipeline
At;Auger stem is made of drill bit 1 and spiral shaft 2;Guide instrument is made of probe 2, cable 9 and guide instrument fuselage 11.Work
When transmission device and hydraulic device urged by console control oil pump run, drive joint connects auger stem and hydraulic device
Collective effect drilling and forming hole;After one section of drilling, drive joint and auger stem are detached from, and are installed a section pipe canopy and are connected with drive joint
It connects, jacking tube canopy is rotated by transmission device and hydraulic device collective effect;Guide instrument cable is connected, is mentioned by guide instrument instrument
Show angular deviation in next drilling process by the jacking of drill bit lozenges rectify a deviation, circulation procedure above until pipe roof construction just
Drilling rod and drill bit are exited by hydraulic device in position, and pipe-s hed drilling construction is completed.
If Fig. 2 is horizontal directional drilling machine drive joint, drive joint includes transmission shaft 16, drilling rod connecting sleeve 14, Guan Peng
Connecting sleeve 15.The drilling rod and pipe canopy connecting sleeve of drive joint are selected according to the diameter of drilling rod and pipe canopy, in order to guarantee to creep into
Intensity requirement, drilling rod connecting sleeve are welded on pipe canopy connecting sleeve inner face, two casings directly with transmission shaft firm welding.
It as in Figure 3-5, is the present invention and prior art main difference place: auger, including drill bit 1 and spiral shaft
3 two parts.The thick steel plate and steel-pipe welding that wherein drill bit tip selects hardness big form, and diameter of steel tube is less than pipe canopy diameter, choosing
It is advisable with the steel pipe for the maximum gauge that can be passed through out of pipe canopy pipe;Jail is welded with auger stem after the completion of the welding processing of drill bit tip
Gu drilling rod inner hollow, is easily installed guiding probe and wire line, end mantle fiber connects convenient for next section drilling rod.
For the ease of object above realization, drilling machine, oil pump, hydraulic device need to be according to the sizes of pipe canopy diameter, drilling length
The applicable specifications and models of equal specific requirements selection, construct to meet and provide sufficient torque, top power.One kind can spiral shell in guide pipe
It is spin-dried for pore-forming pipe shed construction method, specific implementation step is as follows:
(1) installing pipe canopy equipment, connection electric line and oil pump pipeline carry out equipment debugging according to field condition.Simultaneously
According to pin adjustment guide rail and orientation outside pipe canopy hole location and pipe roof construction, prepare for drilling.
(2) suitable augers and drilling rod are selected according to pipe canopy diameter, the installation guiding probe inside drill bit shaft,
Guarantee that probe and drilling rod are concentric.Jointed rod and driving head, make the drill bit tip being installed and lozenges vertically upward or
Lozenges direction is determined when downward, to facilitate correction.
(3) drilling rod and guide device debugging are completed, the first section rod boring construction of progress, after pore-forming, lay down drilling rod, transmission fills
It postpones and moves back, canopy pipe is inserted in drilling rod, connects canopy pipe and drive joint, carry out first section canopy pipe and rotate jacking;Head section canopy pipe requires short
Yu Shoujie drilling rod, canopy tube top, which proceeds at first section drilling rod jointing, to be stopped.
(4) drive joint is detached from canopy pipe, connection guiding probe and guide instrument route, determines drilling deviation situation, calculates inclined
Poor orientation and angle.
(5) next section drilling rod is installed, is rectified a deviation according to when calculating deviation situation drilling.
(6) (3), (4), (5) step operation are repeated, until the construction of single pipe-s hed drilling is completed.
(7) nozzle closure is carried out after the completion of drilling, is reserved gas vent, is carried out slip casting in pipe.After gas vent returns slurry, close
Gas vent continues grouting under pressure, reach design grouting pressure and grouting amount reach design 80% or more grouting amount when (do not reach
To design pressure, when grouting amount reaches 1.5 times of design grouting amount), terminate slip casting.
(8) drilling machine and guide rail position are adjusted, (3), (4), (5), (6), (7) step operation is repeated, carries out other pipe canopies and apply
Work.
Claims (4)
1. one kind can the dry pore-forming pipe roof construction equipment of guide pipe inside spin, it is characterised in that: the equipment include containing auger stem,
Horizontal directional drilling machine and guide instrument;Auger stem is made of drill bit (1) and spiral shaft, the installation of auger stem interior forward end position
Guide instrument probe (2), guide instrument probe (2) pass through guide instrument cable (9) connection guide instrument fuselage (11);Horizontal directional drilling machine packet
Include drive joint (5), rotating device fuselage (6), hydraulic device (7), guide rail (8), oil pump (12), console (10) and pipeline
(13), drive joint (5) is driven by rotating device fuselage (6), and hydraulic device (7) is that rotating device fuselage (6) provide hydraulic drive
Power;Rotating device fuselage (6) is mounted on guide rail (8);Oil pump (12) is separately connected rotating device fuselage by pipeline (13)
(6), hydraulic device (7) and console (10), console (10) are connect by pipeline (13) with rotating device fuselage (6);Work as spiral shell
When rotary drill bar is installed on horizontal directional drill drive joint (5), is passed through from canopy pipe (4) is internal, carry out advanced dry pore-forming operation, when
When canopy pipe (4) is installed on horizontal directional drill drive joint, canopy pipe (4) rotates jacking operation.
2. one kind according to claim 1 can the dry pore-forming pipe roof construction equipment of guide pipe inside spin, it is characterised in that: drill bit
(1) it is process using steel plate and steel pipe, lozenges is provided on drill bit (1), lozenges uses the steel pipe less than pipe canopy diameter
(18) and steel plate (17) processing and fabricating;Auger stem merogenesis screwed connection, inner hollow are easily installed guide instrument probe and wear
Cable.
3. one kind according to claim 1 can the dry pore-forming pipe roof construction equipment of guide pipe inside spin, it is characterised in that: transmission
Connector (5) can individually be connect with drilling rod (3), canopy pipe (4), to creep into and jacking construction.
4. a kind of pipe roof construction side for being conducive to settlement Control and being oriented to dry pore-forming carried out using equipment described in claim 1
Method, it is characterised in that: specific implementation step is as follows,
(1) installing pipe canopy equipment, connection electric line and oil pump pipeline carry out equipment debugging according to field condition;Basis simultaneously
Pipe canopy hole location and the outer pin adjustment guide rail of pipe roof construction and orientation, prepare for drilling;
(2) suitable augers and drilling rod are selected according to pipe canopy diameter, installation guiding probe, guarantees inside drill bit shaft
Probe is concentric with drilling rod;Jointed rod and driving head make the drill bit tip being installed and lozenges vertically upward or downward,
Lozenges direction is determined when facilitating correction;
(3) drilling rod and guide device debugging are completed, and carry out first section rod boring construction, after pore-forming, lay down drilling rod, after transmission device
It moves back, canopy pipe is inserted in drilling rod, connects canopy pipe and drive joint, carry out first section canopy pipe and rotate jacking;Head section canopy pipe requires to be shorter than head
Drilling rod is saved, canopy tube top, which proceeds at first section drilling rod jointing, to be stopped;
(4) drive joint is detached from canopy pipe, connection guiding probe and guide instrument route, determines drilling deviation situation, calculates deviation side
Position and angle;
(5) next section drilling rod is installed, is rectified a deviation according to when calculating deviation situation drilling;
(6) (3), (4), (5) step operation are repeated, until the construction of single pipe-s hed drilling is completed;
(7) nozzle closure is carried out after the completion of drilling, is reserved gas vent, is carried out slip casting in pipe;After gas vent returns slurry, exhaust is closed
Hole continues grouting under pressure, reach design grouting pressure and grouting amount reach design 80% or more grouting amount when, terminate note
Slurry;
(8) drilling machine and guide rail position are adjusted, (3), (4), (5), (6), (7) step operation is repeated, carries out other pipe roof constructions.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910552786.0A CN110273687A (en) | 2019-06-25 | 2019-06-25 | A kind of pipe shed construction method for being conducive to settlement Control and being oriented to dry pore-forming |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910552786.0A CN110273687A (en) | 2019-06-25 | 2019-06-25 | A kind of pipe shed construction method for being conducive to settlement Control and being oriented to dry pore-forming |
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Publication Number | Publication Date |
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CN110273687A true CN110273687A (en) | 2019-09-24 |
Family
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CN201910552786.0A Withdrawn CN110273687A (en) | 2019-06-25 | 2019-06-25 | A kind of pipe shed construction method for being conducive to settlement Control and being oriented to dry pore-forming |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112343509A (en) * | 2020-11-26 | 2021-02-09 | 广州地铁设计研究院股份有限公司 | Guiding and deviation rectifying device for pipe shed construction in sandy cobble stratum |
CN113756845A (en) * | 2021-09-01 | 2021-12-07 | 中煤地质集团有限公司中南分公司 | Underground pedestrian passageway construction method |
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CN2298338Y (en) * | 1997-08-14 | 1998-11-25 | 铁道建筑研究设计院 | Drilling for construction in clayed layer large tube shed |
CN105201406A (en) * | 2015-09-23 | 2015-12-30 | 西安荣盛管道技术工程有限公司 | High-accuracy pipeline construction technology of horizontal spiral drill |
CN205154174U (en) * | 2015-11-21 | 2016-04-13 | 中铁二十局集团第二工程有限公司 | Weak surrounding rock tunnel pipe -shed advance support construction structures |
CN205908255U (en) * | 2016-08-03 | 2017-01-25 | 西安荣盛管道技术工程有限公司 | High accuracy hydraulic pressure spiral level is directional bores |
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-
2019
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Patent Citations (6)
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CN2298338Y (en) * | 1997-08-14 | 1998-11-25 | 铁道建筑研究设计院 | Drilling for construction in clayed layer large tube shed |
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Title |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112343509A (en) * | 2020-11-26 | 2021-02-09 | 广州地铁设计研究院股份有限公司 | Guiding and deviation rectifying device for pipe shed construction in sandy cobble stratum |
CN113756845A (en) * | 2021-09-01 | 2021-12-07 | 中煤地质集团有限公司中南分公司 | Underground pedestrian passageway construction method |
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Application publication date: 20190924 |
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