CN102134978A - Drill hole wall protecting and leakage plugging method or slope guide deviation drilling method and used device thereof - Google Patents
Drill hole wall protecting and leakage plugging method or slope guide deviation drilling method and used device thereof Download PDFInfo
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- CN102134978A CN102134978A CN2011100568745A CN201110056874A CN102134978A CN 102134978 A CN102134978 A CN 102134978A CN 2011100568745 A CN2011100568745 A CN 2011100568745A CN 201110056874 A CN201110056874 A CN 201110056874A CN 102134978 A CN102134978 A CN 102134978A
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Abstract
The invention discloses a drill hole wall protecting and leakage plugging method or a slope guide deviation drilling method and a used device thereof. The method comprises the following steps of: manufacturing a polyvinyl chloride (PVC) material accommodating pipe device; feeding the PVC material accommodating pipe device into a target position of a drill hole by using a drill rod; and locally stirring in the hole by using a stirring drill in the hole to crush a PVC material accommodating pipe and ensure that materials accommodated in the pipe are fully mixed and extruded at the target position and cemented with a formation into a whole, so that an artificial hole wall is formed in a short time, or an artificial hole bottom matched with formation rock is quickly formed. The used PVC material accommodating pipe device at least comprises the PVC material accommodating pipe and the stirring drill in the hole, wherein the PVC material accommodating pipe is hung at the lower end of the stirring drill in the hole through a hanging ring arranged at the upper end of the PVC material accommodating pipe. The materials can be accurately positioned when descended into the drill hole, and are difficult to lose, setting time is controllable, and the strength of a consolidating body is controllable; and the method and the device are economical and effective, and high in operability.
Description
Technical field
The present invention relates to a kind of borehole wall-protection leak stopping or lead tiltedly inclined to one side drill method and equipment therefor thereof, belong to the drilling project field.
Background technology
Up to now, probing is the only technological approaches that obtains underground deep data in kind.But because drilling project is a geologic body (stratum) with different geologic origins is the disguised engineering of target, drilling operation often meets with fault zone, structural belt, zone of fracture, crack, many spaces, cavity etc. are plastid poorly, ubiquity leakage, water burst in the hole, collapse, fall complex situations such as piece, cause the well unstability serious, drilling efficiency is low, and accident is many, drilling period is long, and the probing difficult quality is protected.Routine techniques in the drilling process often can not solve the retaining wall leak stopping problem complex conditions under as mud technology, grouting retaining wall leakage stopping technology and sleeve arrangement, and Technological Economy, operability can not satisfy the requirement at scene in other words.
Simultaneously, in drilling process, the drilled well bore track anti-tiltedly, hold angle and control tiltedly also be inevitable problem, to creep in order keeping normally, and to reach the geologic objective requirement, the boring that gradient exceeds standard need be led tiltedly and creep into, and carries out well straightening; The boring accident need be around tiltedly boring partially.These are led and tiltedly creep into is a complicated technology process, need the corresponding techniques condition, no matter but be Auger String Hole Straightening or continuous whipstock well straightening, when at the bottom of people's pore-creating that cementation forms, carrying out well straightening, curing time is long, also, be not easy by set direction deflection, or deflecting efficient is low often because cement paste calculus body and formation drillability difference are big.
Summary of the invention
For solving the aforementioned problems in the prior, the invention provides a kind of borehole wall-protection leak stopping or lead tiltedly inclined to one side drill method and equipment therefor thereof, method provided by the invention and device make can accurately locate when being lowered to boring, be difficult for running off, time of setting is controlled, concretion body strength is controlled, economical and effective, good operability.
For reaching above-mentioned purpose, the present invention adopts following technical scheme: a kind of borehole wall-protection leak stopping or lead tiltedly partially drill method said method comprising the steps of:
(1) preparation PVC charge pipe unit:
The tube head of pvc pipe one end is cut into the melon flap, close up into it coniform and wrap as tip with the sealing adhesive plaster;
To insert in the pvc pipe by the charge that major ingredient, auxiliary material and mixing water are formed;
In the pvc pipe upper end plug is installed, and link is installed on plug;
By the link of being located at PVC charge pipe upper end described PVC charge pipe is hung on the hanging ring junction button of being located at stirring drill bit lower end in the hole, form PVC charge pipe unit;
(2) described PVC charge pipe unit is sent into the boring target location by drilling rod;
(3) described PVC charge pipe unit is sent into boring the target location after, in the hole, carry out the part stirring with stirring drill bit in the hole, blend PVC charge pipe, make the interior charge of pipe fully mix, push in the target location, synthetic whole with formation cementation, form artificial hole wall at short notice, perhaps form at the bottom of the artificial hole of mating fast with formation rock.
When being used for different purposes, charge is loaded the mode difference.When being used for the borehole wall-protection leak stopping, mixing water and auxiliary material are placed frangible container; Major ingredient is stirred, be placed in the pvc pipe with the interval mode branch, till all major ingredients and auxiliary material have been adorned with frangible container.When being used to lead tiltedly inclined to one side boring, exist two kinds of charges to load modes.Mixing water can be placed frangible container; All major ingredients and auxiliary material are mixed on the face of land, be placed in the pvc pipe with the interval mode branch with frangible container.Also all major ingredients, auxiliary material and mixing water can be mixed the formation slurries on the face of land; Formed slurries are packed in the charge pipe.
When being used for different purposes, major ingredient is different with the compatibility mode of auxiliary material in the used charge, and is as shown in the table:
Can directly match the pvc pipe of corresponding specification at different hells, wherein Φ 50PVC pipe is joined in Φ 59 borings; Φ 63PVC pipe is joined in Φ 75 borings; Φ 90PVC pipe is joined in Φ 95, Φ 110 borings; Φ 150, and Φ 110PVC pipe is joined in Φ 130, Φ 122 borings; Φ 200PVC pipe is joined in Φ 215 borings.
The employed PVC charge of this method pipe unit comprises stirring drill bit in PVC charge pipe and the hole at least, wherein PVC charge pipe is made up of tip, pipe shaft, plug and link, tip is located at PVC charge pipe lower end, is coniform, charge places in the pipe shaft, plug is located at the upper end of PVC charge pipe, and link is located on the plug; Stirring drill bit in the described hole is biplane drill bit, form by minor diameter drilling rod, hard-metal insert, double fins, one way valve and hanging ring junction button, one way valve is provided with flowing hole, hard-metal insert is installed on the double fins, the hanging ring junction button is located at and is stirred the drill bit lower end in the hole, and PVC charge pipe hangs on the hanging ring junction button by the link of end provided thereon.One way valve is positioned at drilling rod and drill bit connecting portion.
Compared with prior art, method provided by the invention and device have the following advantages:
1. make and accurately to locate when being lowered to boring, be difficult for running off;
Time of setting controlled, concretion body strength is controlled; Can be used for retaining wall leak stopping and deflecting under the complicated case, economical and effective, good operability.
Description of drawings
Fig. 1 is the overall structure schematic diagram of PVC charge pipe unit of the present invention.
Fig. 2 is the structural representation of PVC charge pipe of the present invention.
Fig. 3 is the structural representation that stirs drill bit in the hole of the present invention.
Among the figure: the 1-tip; The 2-pipe shaft; The 3-plug; The 4-link; The 5-auxiliary material; The frangible container of 6-; The 7-major ingredient; 8-minor diameter drilling rod; The 9-hard-metal insert; The 10-double fins; The 11-flowing hole; The 12-one way valve.Stir drill bit in the 13-hole; 14-hanging ring junction button; 15-PVC charge pipe.
The specific embodiment
Below in conjunction with accompanying drawing to borehole wall-protection leak stopping provided by the invention or lead tiltedly partially drill method and equipment therefor is described in further details.
Borehole wall-protection leak stopping of the present invention or lead tiltedly partially that drill method is based on a kind of PVC charge pipe unit, described PVC charge pipe unit comprises stirring drill bit 13 in PVC charge pipe 15 and the hole at least, wherein PVC charge pipe is made up of tip 1, pipe shaft 2, plug 3 and link 4, tip 1 is located at PVC charge pipe lower end, is coniform, charge places in the pipe, plug 3 is located at the upper end of PVC charge pipe, and link 4 is located on the plug 3; Stirring drill bit in the described hole is biplane drill bit, form by minor diameter drilling rod 8, hard-metal insert 9, double fins 10, one way valve 12 and hanging ring junction button 14, one way valve is provided with flowing hole 11, hard-metal insert 9 is inlayed and is installed on the double fins 10, hanging ring junction button 14 is located at and is stirred drill bit 13 lower ends in the hole, and PVC charge pipe hangs on the hanging ring junction button 14 by the link 4 of end provided thereon.One way valve 12 is positioned at drilling rod and drill bit connecting portion.
Selected minor diameter drilling rod is that 3m is long, the short drill pipe of Φ 42mm, and it is connected with the work drilling rod, guarantee transmission rig shaft carry with moment of torsion in, also help and obtain full and uniform stirring in the charge Guan Zaikong.The one way valve 12 of being located at drilling rod and drill bit connecting portion ensures in the process that makes a trip of sending PVC material pipe, the proper flow of mud in the drilling rod, one way valve then in whipping process on the top, seal the drilling rod port automatically, prevent that the hardening slurry that is stirred from entering the drilling rod inner chamber, stop up drilling rod.After stirring is finished, send water to make one way valve descending, flowing hole 11 exposes, and the drilling rod inner chamber is communicated with the boring annular space, avoids carrying when boring water blockoff in the drilling rod.Be that embodiment is elaborated to method provided by the invention to carry out the retaining wall leak stopping and to lead tiltedly inclined to one side boring respectively hereinafter.
Embodiment 1: the retaining wall leak stopping
When in drilling process, meeting with leakage, water burst, collapsing, fall complex situations such as piece, can adopt method provided by the invention and device to carry out the retaining wall leak stopping.
Concrete retaining wall leak stopping step is as follows:
(1) preparation PVC charge pipe unit;
As shown in the figure, the tube head of pvc pipe one end is cut into the melon flap, close up into it coniform and wrap as tip 1 with the sealing adhesive plaster.When carrying out the retaining wall leak stopping, mixing water and auxiliary material 5 are placed frangible container 6; Major ingredient 7 is stirred, be placed in the pvc pipe with the interval mode branch, till all major ingredients and auxiliary material have been adorned with frangible container 6.In the pvc pipe upper end plug 3 is installed then, and on plug, link 4 is installed.Then described PVC charge pipe is hung on and be located on the hanging ring junction button that stirs the drill bit lower end in the hole, form PVC charge pipe unit by the link 4 of being located at PVC charge pipe upper end.
(2) described PVC charge pipe unit is sent into the boring target location by drilling rod;
(3) described PVC charge pipe unit is sent into boring the target location after, in the hole, carry out the part stirring with stirring drill bit in the hole, blend PVC charge pipe, make the interior charge of pipe fully mix, push in the target location, synthetic whole with formation cementation, form artificial hole wall at short notice, reach retaining wall leak stopping purpose.
Can select different major ingredients and supplementary product compatibility for use at different purposes, as shown in the table:
In the last table, early strength admixture can be selected calcium chloride, sodium chloride, ferric trichloride, triethanolamine, Sulfates etc. for use; Accelerating admixture is optional with water glass, calcium hydroxide, 711 types, Red Star 1 type etc.Water reducing agent can be selected M type, MF type, NNO type, FDN type etc. for use; Curing compound can be selected diaminotoluene (catalyzer) and water (reactant) etc. for use; Resinae can be selected Lauxite, furfural resin, epoxy resin etc. for use; Acid curing agent can be selected phosphoric acid, aluminum sulfate, fluosilicic acid and hydrochloric acid etc. for use.
Can directly match the pvc pipe of corresponding specification at different hells, wherein Φ 50PVC pipe is joined in Φ 59 borings; Φ 63PVC pipe is joined in Φ 75 borings; Φ 90PVC pipe is joined in Φ 95, Φ 110 borings; Φ 150, and Φ 110PVC pipe is joined in Φ 130, Φ 122 borings; Φ 200PVC pipe is joined in Φ 215 borings.
Embodiment 2: lead tiltedly and bore partially
When the well bore inclination in drilling process, occurring, can adopt method provided by the invention and device to lead tiltedly and bore partially.
It is as follows specifically to lead the tiltedly inclined to one side step of boring:
(1) preparation PVC charge pipe unit;
As shown in the figure, the tube head of pvc pipe one end is cut into the melon flap, close up into it coniform and wrap as tip 1 with the sealing adhesive plaster.When leading tiltedly inclined to one side boring, there are two kinds of modes of loading charges, mixing water can be placed frangible container 6; All major ingredients 7 and auxiliary material 5 are mixed on the face of land, be placed in the pvc pipe with the interval mode branch with frangible container 6.Also all major ingredients 7, auxiliary material 5 can be mixed the formation slurries with mixing water on the face of land; Formed slurries are packed in the charge pipe.In the pvc pipe upper end plug 3 is installed then, and on plug, link 4 is installed.Then described PVC charge pipe is hung on and be located on the hanging ring junction button that stirs the drill bit lower end in the hole, form PVC charge pipe unit by the link 4 of being located at PVC charge pipe upper end.
(2) described PVC charge pipe unit is sent into the boring target location by drilling rod;
(3) described PVC charge pipe unit is sent into boring the target location after, in the hole, carry out the part stirring with stirring drill bit in the hole, blend PVC charge pipe, make the interior charge of pipe fully mix, push in the target location, form at the bottom of the artificial hole of mating fast, be beneficial to lead tiltedly and bore partially with formation rock.
Be used to lead when tiltedly boring partially, major ingredient is a cement paste, and auxiliary material is a rubble, aggregates such as sand.
Directly match the pvc pipe of corresponding specification at different hells, wherein Φ 50PVC pipe is joined in Φ 59 borings; Φ 63PVC pipe is joined in Φ 75 borings; Φ 90PVC pipe is joined in Φ 95, Φ 110 borings; Φ 150, and Φ 110PVC pipe is joined in Φ 130, Φ 122 borings; Φ 200PVC pipe is joined in Φ 215 borings.
Claims (9)
1. a borehole wall-protection leak stopping or lead tiltedly partially drill method is characterized in that comprising following steps:
(1) preparation PVC charge pipe unit:
The tube head of pvc pipe one end is cut into the melon flap, close up into it coniform and wrap as tip with the sealing adhesive plaster;
To insert in the pvc pipe by the charge that major ingredient, auxiliary material and mixing water are formed;
In the pvc pipe upper end plug is installed, and link is installed on plug;
By the link of being located at PVC charge pipe upper end described PVC charge pipe is hung on the hanging ring junction button of being located at stirring drill bit lower end in the hole, form PVC charge pipe unit;
(2) described PVC charge pipe unit is sent into the boring target location by drilling rod;
(3) described PVC charge pipe unit is sent into boring the target location after, in the hole, carry out the part stirring with stirring drill bit in the hole, blend PVC charge pipe, make the interior charge of pipe fully mix, push in the target location, synthetic whole with formation cementation, form artificial hole wall at short notice, perhaps form at the bottom of the artificial hole of mating fast with formation rock.
2. borehole wall-protection leak stopping according to claim 1 or lead tiltedly partially drill method is characterized in that: when being used for the borehole wall-protection leak stopping, mixing water and auxiliary material are placed frangible container; Major ingredient is stirred, be placed in the pvc pipe with the interval mode branch, till all major ingredients and auxiliary material have been adorned with frangible container.
3. borehole wall-protection leak stopping according to claim 1 and 2 or lead tiltedly partially drill method, the major ingredient of charge and supplementary product compatibility mode such as following table when it is characterized in that being used for the retaining wall leak stopping:
4. borehole wall-protection leak stopping according to claim 1 or lead tiltedly partially drill method is characterized in that: when being used to lead when tiltedly boring partially, mixing water is placed frangible container; All major ingredients and auxiliary material are mixed on the face of land, be placed in the pvc pipe with the interval mode branch with frangible container.
5. borehole wall-protection leak stopping according to claim 1 or lead tiltedly partially drill method is characterized in that: when being used to lead when tiltedly boring partially, all major ingredients, auxiliary material and mixing water are mixed the formation slurries on the face of land; Formed slurries are packed in the charge pipe.
6. according to claim 1 or 4 described borehole wall-protection leak stopping or lead tiltedly partially drill method, it is characterized in that being used to lead when tiltedly boring partially, major ingredient is a cement paste, and auxiliary material is an aggregate.
7. borehole wall-protection leak stopping according to claim 1 or lead tiltedly partially drill method is characterized in that: directly match the pvc pipe of corresponding specification at different hells, wherein Φ 50PVC pipe is joined in Φ 59 borings; Φ 63PVC pipe is joined in Φ 75 borings; Φ 90PVC pipe is joined in Φ 95, Φ 110 borings; Φ 150, and Φ 110PVC pipe is joined in Φ 130, Φ 122 borings; Φ 200PVC pipe is joined in Φ 215 borings.
8. PVC charge pipe unit that method according to claim 1 is used, it is characterized in that: comprise at least and stir drill bit in PVC charge pipe and the hole, wherein PVC charge pipe is made up of tip, pipe shaft, plug and link, tip is located at PVC charge pipe lower end, is coniform, charge places in the pipe shaft, plug is located at the upper end of PVC charge pipe, and link is located on the plug; Stirring drill bit in the described hole is biplane drill bit, form by minor diameter drilling rod, hard-metal insert, double fins, one way valve and hanging ring junction button, one way valve is provided with flowing hole, hard-metal insert is installed on the double fins, the hanging ring junction button is located at and is stirred the drill bit lower end in the hole, and PVC charge pipe hangs on the hanging ring junction button by the link of end provided thereon.
9. PVC charge pipe unit according to claim 8 is characterized in that: one way valve is positioned at drilling rod and drill bit connecting portion.
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CN2011100568745A CN102134978B (en) | 2011-03-09 | 2011-03-09 | Drill hole wall protecting and leakage plugging method or slope guide deviation drilling method and used device thereof |
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CN2011100568745A CN102134978B (en) | 2011-03-09 | 2011-03-09 | Drill hole wall protecting and leakage plugging method or slope guide deviation drilling method and used device thereof |
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CN102134978B CN102134978B (en) | 2013-12-11 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108301807A (en) * | 2018-04-24 | 2018-07-20 | 中煤科工集团重庆研究院有限公司 | Hole wall fixing device and construction method for weak seam mash gas pumping drilling |
CN110886586A (en) * | 2019-12-18 | 2020-03-17 | 贵州高峰石油机械股份有限公司 | Method for improving cutting efficiency of grinding shoe and fracture centering grinding and milling shoe used in method |
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CN110886586A (en) * | 2019-12-18 | 2020-03-17 | 贵州高峰石油机械股份有限公司 | Method for improving cutting efficiency of grinding shoe and fracture centering grinding and milling shoe used in method |
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