CN104929514B - Raise-boring machine construction method - Google Patents

Raise-boring machine construction method Download PDF

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Publication number
CN104929514B
CN104929514B CN201510283933.0A CN201510283933A CN104929514B CN 104929514 B CN104929514 B CN 104929514B CN 201510283933 A CN201510283933 A CN 201510283933A CN 104929514 B CN104929514 B CN 104929514B
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construction
drilling
drilling machine
drill
main frame
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CN104929514A (en
Inventor
张海亮
杜东吉
耿东坤
安玉伟
董健飞
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Inner Mongolia Shanghaimiao Mining Industry Co Ltd
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Inner Mongolia Shanghaimiao Mining Industry Co Ltd
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Abstract

The invention discloses a raise-boring machine construction method. The raise-boring machine construction method includes the steps of construction preparation, drilling machine mounting and construction. The construction preparation step includes building a drilling machine base, digging a pool at a position with a certain distance from the drilling machine base, and digging two sedimentation ditches between a drilling center and the pool, wherein one of the sedimentation ditches is connected with the pool. The drilling machine mounting step includes coinciding the rotating center of a drill bit with the center line of a drilling machine and fastening a gap clamp, wherein a rectangular thread is clamped by the gap clamp when a screw is demounted in place during vertical drilling or drilling machine withdrawal. The construction step includes drilling a hole downwardly by a guide drill 201mm in diameter, and reaming a hole by a reamer bit 1200mm in diameter after communication. The raise-boring machine construction method has the advantages that conveying sequence of a main machine of the raise-boring machine can be adjusted correspondingly according to space size and mine conditions of a construction place, so that construction is performed effectively and rapidly; the two sedimentation ditches are dug, so that effective sedimentation of slurry brought out by flushing fluid is enhanced, and in-place flushing of the slurry of the drill holes is guaranteed.

Description

A kind of anti-well drilling machine construction method
Technical field
The present invention relates to mine excavation construction technology field, more particularly to a kind of anti-well drilling machine construction method.
Background technology
In soft rock mine construction, excavating little pilot shaft method using Traditional Man carries out vertical shaft and slope construction, with underground The shortcomings of water discharge is difficult, difficulty of slagging tap is big, ventilation condition is poor, upper and lower interchange operation construction safety is difficult to ensure that so that Vertical shaft and slope construction difficulty are increased, and especially the vertical shaft and slope construction of the discrepancy in elevation or length more than 100m is even more difficult. It is the few construction technology of a kind of safe efficient, economy, short time limit, resource distribution using anti-well drilling machine construction pilot shaft.
Anti- well rig is mainly made up of wagon drill, pump truck and operation car, in addition also drilling tool and aid.1) rig Car is the main frame of rig, drilling cramp and rig flatcar by together with hinge, when rig is erect, main hydraulic cylinder reverse propulsion, Just drilling cramp is erected, leveling drilling cramp and is locked with lower support, then will upper support jail, pulled down frame pull bar, installation improvement Disk hangs, mechanical hand, in front and back pull bar, just can be crept into.2) pump truck by fuel tank, Main Hydraulic Pump, pay hydraulic pump, motor, cold But device, suck back the composition such as oil strainer, flatcar, oil pump systems convert electrical energy into hydraulic energy, be constantly supplied to behaviour deposit platform and Each actuator, completes to creep into work.3) car is operated to be made up of operating board, seat and flatcar, operating board is a frame structure, inner Face is mounted with various control valve, pressure gauge, except rotating disk is hung on wagon drill in addition to operation, the equal here behaviour of action of other all mechanisms Make to be controlled on platform.4) drilling tool includes guide hole drill bit, reaming bit, perforate drilling rod, stable drilling rod and common drilling rod etc..5) auxiliary sets It is standby mainly to have:Slush pump, immersible pump, waterwheel etc..6) other related facilities include:Anti- well rig concrete basis, for fixing anti-well Rig and in this, as operating platform;Detritus tank and mud circulatory pool, deslagging and circulation are crept into for slurry (water) for guide hole;Steel plate Water tank, is mainly used in main frame cooling periodical feeding.
Anti- well rig boring principle is the motor belt motor hydrodynamic pressure motor by rig, fluid motor-driven faucet, and profit Drilling system is delivered torque to hydraulic power, drilling tool rotation is driven, the hobboing cutter on guide hole drill bit or reaming bit is in the pressure of the drill In the presence of, pure rolling or micro sliding are done along bottom rock work surface, while axial direction drawing, pressure that main frame oil cylinder is produced, Acted on guide hole drill bit or reaming bit by unit head, drilling rod, the hobboing cutter for making guide hole drill bit is rolled under the pressure of the drill effect, is produced Raw impact load, makes hob teeth that impact, extruding and shear action, fractured rock are produced to rock.Deslagging when guide hole is constructed:Using Slush pump injects high pressure flushing liquid in drilling rod, then extrudes from the osculum of drill bit, the annular by rock ballast between drilling rod and hole wall Space drains into ash pit.Descend adit to unload on guide hole drill bit after guide hole insertion again, and reaming bit is installed, then bottom right is expanded upwards Hole, rock ballast during reaming through cooling water wash away and deadweight is fallen to lower adit.
The nearly horizontal orientation long drilled holes drilling construction of underground coal mine generally using clear water as flushing liquor, open circulation, i.e., clearly Water is reached by drill string central hole and drained in the form of sewage Jing after the annular gap between drill string and hole wall is returned out after bottom hole.Clearly Large rock-carrying ability of the water as flushing liquor in nearly horizontal drilling is relatively low, and retaining wall is anti-collapse, suppress shale hydration expansion etc. Poor-performing.Though attempt improving its performance by way of adding chemical treatments in clear water at present, because of nearly level Almost without head of liquid in drilling circulation canal, the under-balanced state in hole in complete meaning, chemical treatments are difficult to Effective filter membrane is formed on hole wall surface, it is impossible to give full play to the due effect of flushing liquor;Meanwhile, open circulation consumes substantial amounts of Clear water and inorganic agent, high cost, and pollute roadway environment.
Additionally, with the expansion in nearly Horizontal Directional Drilling range of application and field, construction is bored the stratum met and is presented many Sample, from hard and above coal seam in single different type coal rock layer and adjoining rock are changed into.Nearly horizontal orientation long drilled holes exist When extending in the bad grounds such as soft broken, water sensitivity, there is that wall stability is poor, pore-forming difficulty big, bit freezing easily occurs Etc. the problem of drilling accident, drilling track control and the realization of borehole engineering purpose are had a strong impact on.
The content of the invention
The technical problem to be solved is how to overcome easy collapse hole, meets the easy argillization of water so as to block in drilling rod Wall, drill bit, easily the defect of drill bit etc. is fallen outside drilling rod by argillization ground parcel.
In order to solve above-mentioned technical problem, the invention provides a kind of anti-well drilling machine construction method, including preparation of construction, peace Dress rig and construction procedure, the preparation of construction step includes:After a phase concrete placings are carried out centered on drilling, by main frame track It is routed on concrete platform, anti-well drilling machine master is transported successively on main frame track and leveling, carries out the second stage of concrete placings and form rig Basis, digs pond at a certain distance from distance borehole drilling rig basis, and digs twice precipitation ditch between the heart and pond in the borehole, its In together precipitation ditch be connected with pond;
The rigging up step includes:Bit center is overlapped with drill central line, spacing card is tightened, it is described Spacing card blocks rectangle the Silk Road in vertical drill or when withdrawing rig in the case that screw is unloaded in place;
The construction procedure includes:Drill downwards first by Φ 210mm guide hole drill bits, Φ 1200mm are replaced by after insertion Reaming bit reaming upwards.
Further, the preparation of construction step also includes installing one additional on hanging beam according to drilling rod set-point and bore position The distance between former hanger on individual or multiple hangers, the hanger and hanging beam for a drilling rod distance.
Further, also include increasing the hanging beam base in the preparation of construction step, and install additional on hanging beam Strut.
Further, the spacing card blocked and be fixed with alignment pin after rectangle the Silk Road.
Further, when the preparation of construction step is additionally included in and dismantles reaming bit from upper end, near the reaming Multiple hanging anchor poles for hanging chain are anchored at drill bit.
Further, methods described also includes drain step, and according to hole depth flush water pump is equipped with, and uses institute in construction Stating flush water pump carries out draining.
Further, in the preparation of construction step by after on main frame track laying to concrete platform, in main frame track both sides Using anchor net laying bottom.
Further, base intensity is strengthened using 30B I-steel at main frame track bottom.
Further, anti-well drilling machine master is transported successively on main frame track in the preparation of construction step, transport order For:Vehicle of drill pipe, wagon drill, pump truck, oil tank wagon and other main frames;
When job location distance is met head on less than 3-5m, transport order is:Vehicle of drill pipe, wagon drill, pump truck, oil tank wagon and its His main frame.
Further, 20m, using drilling rod is stablized, makes during 20-40m before drilling when the construction procedure is also constructed including guide hole Coordinate 1 stable drilling rod with common drilling rod, 1 stable drilling rod is added every 10m during 40-90m, be not provided with stablizing drilling rod after 90m.
The anti-well drilling machine construction method of the present invention, has the advantages that:
1st, the transport that the inventive method can be according to the space size of job location and mine condition to anti-well drilling machine master is suitable Sequence is adjusted correspondingly, so as to it is more efficient, quickly constructed, and dig twice precipitation ditch, and wherein one with Pond is joined directly together, strengthen flushing liquor it is counter go out mud effective precipitation, it is ensured that drilling slurry rinse in place.
2nd, spacing card is tightened in rigging up step of the present invention and blocks rectangle the Silk Road, it is to avoid applied anti-well rig is withdrawn Lower support in work is glided, and manpower and materials is saved, while improve installation effectiveness.
3rd, do not rock in the inventive method the hanging beam extension supporting bar of anti-well rig being made hanging beam more stablize, constructed, Increasing multiple hangers makes a range of drilling rod be not required to artificially lift and directly sling, and increasing hanging beam base installs hanger Drilling rod is more prone to.
4th, the inventive method is by improvement during drilling construction, it is ensured that excavates precision and meets requirement, reduces deviation.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the anti-well drilling machine construction method flow block diagram of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on Embodiment in the present invention, those of ordinary skill in the art obtained on the premise of creative work is not made it is all its His embodiment, belongs to the scope of protection of the invention.
Embodiment one:
As shown in figure 1, the invention provides a kind of anti-well drilling machine construction method, including preparation of construction, rigging up and apply Work step is rapid,
The preparation of construction step includes:
1) rig basis is formed:After a phase concrete placings are carried out centered on drilling, by main frame track laying to concrete platform, And anchor net laying bottom is used in main frame track both sides, strengthen base intensity, anti-well rig using 30B I-steel at main frame track bottom Main frame is transported successively on main frame track and leveling, is carried out the second stage of concrete placings and is formed rig basis, wherein, anti-well drilling machine master according to To on main frame track, transport order is for secondary transport:Vehicle of drill pipe, wagon drill, pump truck, oil tank wagon and other main frames;
2) pond is dug at the 20m of distance borehole drilling rig basis, and digs twice precipitation ditch between the heart and pond in the borehole, its Middle second precipitation ditch is connected with pond;
3) when reaming bit is dismantled from upper end, it is used to hang hanging for chain in the anchoring 3 at the reaming bit Hang anchor pole;
4) hanger is installed additional on hanging beam according to drilling rod set-point and bore position, the hanger hangs with the original on hanging beam The distance between ear for a drilling rod distance;
5) increase the hanging beam base, and install a support bar additional on hanging beam.
The rigging up step includes:
1) bit center is overlapped with drill central line;
2) spacing card is tightened, the spacing card blocks rectangle silk in vertical drill or when withdrawing rig in the case that screw is unloaded in place Road;
3) spacing card blocked and be fixed with alignment pin after rectangle the Silk Road.
The construction procedure includes:
1) drill downwards first by Φ 210mm guide hole drill bits, Φ 1200mm reaming bits are replaced by after insertion and are expanded upwards Hole;
2) 20m coordinates 1 stable brill during 20-40m using drilling rod is stablized using common drilling rod before drilling when guide hole is constructed Bar, 1 stable drilling rod is added during 40-90m every 10m, is not provided with stablizing drilling rod after 90m.
Drain step:Flush water pump is equipped with according to hole depth, and draining is carried out using the flush water pump in construction.
Embodiment two:
As shown in figure 1, the invention provides a kind of anti-well drilling machine construction method, including preparation of construction, rigging up and apply Work step is rapid,
The preparation of construction step includes:
1) rig basis is formed:After a phase concrete placings are carried out centered on drilling, by main frame track laying to concrete platform, And anchor net laying bottom is used in main frame track both sides, strengthen base intensity, anti-well rig using 30B I-steel at main frame track bottom Main frame is transported successively on main frame track and leveling, is carried out the second stage of concrete placings and is formed rig basis, wherein, anti-well drilling machine master according to To on main frame track, when job location distance is met head on less than 3-5m, transport order is for secondary transport:Vehicle of drill pipe, wagon drill, pump Car, oil tank wagon and other main frames;
2) pond is dug at the 30m of distance borehole drilling rig basis, and digs twice precipitation ditch between the heart and pond in the borehole, its Middle second precipitation ditch is connected with pond;
3) when reaming bit is dismantled from upper end, it is used to hang hanging for chain in the anchoring 10 at the reaming bit Hang anchor pole;
4) three hangers are installed additional on hanging beam according to drilling rod set-point and bore position, the hanger hangs with the original on hanging beam The distance between ear for a drilling rod distance;
5) increase the hanging beam base, and install two support bars additional on hanging beam.
The rigging up step includes:
1) bit center is overlapped with drill central line;
2) spacing card is tightened, the spacing card blocks rectangle silk in vertical drill or when withdrawing rig in the case that screw is unloaded in place Road;
3) spacing card blocked and be fixed with alignment pin after rectangle the Silk Road.
The construction procedure includes:
1) drill downwards first by Φ 210mm guide hole drill bits, Φ 1200mm reaming bits are replaced by after insertion and are expanded upwards Hole;
2) 20m coordinates 1 stable brill during 20-40m using drilling rod is stablized using common drilling rod before drilling when guide hole is constructed Bar, 1 stable drilling rod is added during 40-90m every 10m, is not provided with stablizing drilling rod after 90m.
Drain step:Flush water pump is equipped with according to hole depth, and draining is carried out using the flush water pump in construction.
The anti-well drilling machine construction method of the present invention, has the advantages that:
1st, the transport that the inventive method can be according to the space size of job location and mine condition to anti-well drilling machine master is suitable Sequence is adjusted correspondingly, so as to it is more efficient, quickly constructed, and dig twice precipitation ditch, and wherein one with Pond is joined directly together, strengthen flushing liquor it is counter go out mud effective precipitation, it is ensured that drilling slurry rinse in place.
2nd, spacing card is tightened in rigging up step of the present invention and blocks rectangle the Silk Road, it is to avoid applied anti-well rig is withdrawn Lower support in work is glided, and manpower and materials is saved, while improve installation effectiveness.
3rd, do not rock in the inventive method the hanging beam extension supporting bar of anti-well rig being made hanging beam more stablize, constructed, Increasing multiple hangers makes a range of drilling rod be not required to artificially lift and directly sling, and increasing hanging beam base installs hanger Drilling rod is more prone to.
4th, the inventive method is by improvement during drilling construction, it is ensured that excavates precision and meets requirement, reduces deviation.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art For, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications are also considered as Protection scope of the present invention.

Claims (10)

1. a kind of anti-well drilling machine construction method, including preparation of construction, rigging up and construction procedure, it is characterised in that described to apply Work preparation process includes:After a phase concrete placings are carried out centered on drilling, by main frame track laying to concrete platform, anti-well rig Main frame is transported successively on main frame track and leveling, is carried out the second stage of concrete placings and is formed rig basis, certain on distance borehole drilling rig basis Pond is dug at distance, and digs twice precipitation ditch between the heart and pond in the borehole, wherein together precipitation ditch is connected with pond; The rigging up step includes:Bit center is overlapped with drill central line, spacing card is tightened, the spacing card exists Vertical drill or screw blocks rectangle screw thread in the case of unloading in place when withdrawing rig;The construction procedure includes:First by Φ 210mm guide hole drill bits drill downwards, and Φ 1200mm reaming bit reamings upwards are replaced by after insertion.
2. anti-well drilling machine construction method according to claim 1, it is characterised in that the preparation of construction step also includes root One or more hangers are installed additional on hanging beam according to drilling rod set-point and bore position, between the former hanger on the hanger and hanging beam Distance be a drilling rod length.
3. anti-well drilling machine construction method according to claim 2, it is characterised in that also wrap in the preparation of construction step Include and increase the hanging beam base, and install support bar additional on hanging beam.
4. the anti-well drilling machine construction method according to claim 1-3 any one, it is characterised in that the spacing card is blocked It is fixed with alignment pin after rectangle screw thread.
5. the anti-well drilling machine construction method according to claim 1-3 any one, it is characterised in that the preparation of construction step Suddenly it is additionally included in when dismantling reaming bit from upper end, in the multiple hangings for hanging chain of anchoring at the reaming bit Anchor pole.
6. anti-well drilling machine construction method according to claim 1, it is characterised in that methods described also includes drain step, Flush water pump is equipped with according to hole depth, and draining is carried out using the flush water pump in construction.
7. the anti-well drilling machine construction method according to claim 1 or 6, it is characterised in that will in the preparation of construction step After main frame track laying is on concrete platform, in main frame track both sides anchor net laying bottom is used.
8. anti-well drilling machine construction method according to claim 7, it is characterised in that use 30B I-shapeds at main frame track bottom Steel is strengthening base intensity.
9. anti-well drilling machine construction method according to claim 8, it is characterised in that anti-well is bored in the preparation of construction step Machine host is transported successively on main frame track, and transport order is:Vehicle of drill pipe, wagon drill, pump truck, oil tank wagon and other main frames;When When job location distance is met head on less than 3m, transport order is:Vehicle of drill pipe, wagon drill, pump truck, oil tank wagon and other main frames.
10. the anti-well drilling machine construction method according to claim 1 or 6, it is characterised in that the construction procedure also includes leading 20m, using drilling rod is stablized, 1 stable drilling rod is coordinated during 20-40m using common drilling rod before drilling when hole is constructed, every during 40-90m 1 stable drilling rod is added every 10m, is not provided with stablizing drilling rod after 90m.
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Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105888551B (en) * 2016-05-13 2018-11-06 国家电网公司 Anti- well method is once drilled to long inclined shaft sinking shaft technique
CN106499342B (en) * 2016-12-20 2019-04-05 宁夏天地奔牛实业集团有限公司 On to anti-well drilling machine reaming bit and starter mounting device and method
CN107474806B (en) * 2017-08-16 2020-02-21 国家电网公司 Drilling fluid and reverse well guide hole drilling process for inclined well with locally broken stratum by using drilling fluid
CN110410002A (en) * 2019-08-13 2019-11-05 中国水利水电第六工程局有限公司 A kind of guide hole drilling method under unfavorable geological condition
CN111042820B (en) * 2019-12-27 2021-06-15 中南大学 Construction method for sand layer with oversized pilot hole by vertical shaft raise-shaft method

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JP3839819B2 (en) * 2004-03-26 2006-11-01 株式会社国土基礎 Reverse circulation drill
CN201184126Y (en) * 2008-03-19 2009-01-21 煤炭科学研究总院 Mining large-scale inverse well drill
CN201306124Y (en) * 2008-12-10 2009-09-09 北京中煤矿山工程有限公司 A forward-drilling hole dilating drill for raise boring machine
CN102305075A (en) * 2011-06-28 2012-01-04 中国水利水电第五工程局有限公司 Vertical shaft construction method under unfavorable geological condition
CN102493809A (en) * 2011-12-12 2012-06-13 北京中煤矿山工程有限公司 Comprehensive shaft sinking method of positive and raising boring for vertical shaft
CN103835661A (en) * 2013-11-06 2014-06-04 北京中煤矿山工程有限公司 Local excavation pre-supporting raise boring technology
CN103835651A (en) * 2013-11-06 2014-06-04 北京中煤矿山工程有限公司 Single-hole directional drilling local grouting raise boring technology
CN104196442A (en) * 2014-04-11 2014-12-10 中国水利水电第十一工程局有限公司 Method for carrying out construction in vertical shaft or inclined shaft through raise boring machine

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3839819B2 (en) * 2004-03-26 2006-11-01 株式会社国土基礎 Reverse circulation drill
CN201184126Y (en) * 2008-03-19 2009-01-21 煤炭科学研究总院 Mining large-scale inverse well drill
CN201306124Y (en) * 2008-12-10 2009-09-09 北京中煤矿山工程有限公司 A forward-drilling hole dilating drill for raise boring machine
CN102305075A (en) * 2011-06-28 2012-01-04 中国水利水电第五工程局有限公司 Vertical shaft construction method under unfavorable geological condition
CN102493809A (en) * 2011-12-12 2012-06-13 北京中煤矿山工程有限公司 Comprehensive shaft sinking method of positive and raising boring for vertical shaft
CN103835661A (en) * 2013-11-06 2014-06-04 北京中煤矿山工程有限公司 Local excavation pre-supporting raise boring technology
CN103835651A (en) * 2013-11-06 2014-06-04 北京中煤矿山工程有限公司 Single-hole directional drilling local grouting raise boring technology
CN104196442A (en) * 2014-04-11 2014-12-10 中国水利水电第十一工程局有限公司 Method for carrying out construction in vertical shaft or inclined shaft through raise boring machine

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