CN105971518A - Guide drilling well pipe laying method - Google Patents
Guide drilling well pipe laying method Download PDFInfo
- Publication number
- CN105971518A CN105971518A CN201610526424.0A CN201610526424A CN105971518A CN 105971518 A CN105971518 A CN 105971518A CN 201610526424 A CN201610526424 A CN 201610526424A CN 105971518 A CN105971518 A CN 105971518A
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- liquid
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- filter
- drilling rod
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- 238000005553 drilling Methods 0.000 title claims abstract description 65
- 238000000034 method Methods 0.000 title claims abstract description 31
- 239000007788 liquid Substances 0.000 claims abstract description 98
- 238000001556 precipitation Methods 0.000 claims description 57
- 238000005520 cutting process Methods 0.000 claims description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 238000004062 sedimentation Methods 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 8
- 230000007423 decrease Effects 0.000 claims description 4
- 229910000519 Ferrosilicon Inorganic materials 0.000 claims description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 229910052698 phosphorus Inorganic materials 0.000 claims description 3
- 239000011574 phosphorus Substances 0.000 claims description 3
- 238000000605 extraction Methods 0.000 abstract description 8
- 238000010276 construction Methods 0.000 abstract description 6
- 239000012535 impurity Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 8
- 238000001914 filtration Methods 0.000 description 7
- 239000002689 soil Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 239000002244 precipitate Substances 0.000 description 4
- 241001074085 Scophthalmus aquosus Species 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- 210000000416 exudates and transudate Anatomy 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 239000013618 particulate matter Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 235000010980 cellulose Nutrition 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 150000004965 peroxy acids Chemical class 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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- 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
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
-
- 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/01—Arrangements for handling drilling fluids or cuttings outside the borehole, e.g. mud boxes
-
- 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/06—Arrangements for treating drilling fluids outside the borehole
- E21B21/062—Arrangements for treating drilling fluids outside the borehole by mixing components
-
- 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/06—Arrangements for treating drilling fluids outside the borehole
- E21B21/063—Arrangements for treating drilling fluids outside the borehole by separating components
- E21B21/065—Separating solids from drilling fluids
-
- 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
- E21B7/28—Enlarging drilled holes, e.g. by counterboring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/024—Laying or reclaiming pipes on land, e.g. above the ground
- F16L1/028—Laying or reclaiming pipes on land, e.g. above the ground in the ground
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- General Engineering & Computer Science (AREA)
- Earth Drilling (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses a guide drilling well pipe laying method. The technical scheme is characterized by comprising the following steps of step 1, guiding; step 2, primary liquid extraction; step 3, secondary liquid extraction; step 4, pipeline dragging. In the guide process, the construction time is long, a lot of drilled liquid residues internally during drilling of a guide drill, thus the guide drill is basically located at the lowest point during half done of a drilling hole, at the same time, during secondary liquid extraction, a liquid extraction pipe stretches to the the lowest point also, the liquid extraction pipe is used for liquid extraction at this time, and the inside liquid can be basically ensured to be extracted fully by one time.
Description
Technical field
The present invention relates to municipal administration pipeline construction method, particularly to a kind of steerable drilling lay method.
Background technology
Progress and development along with society, underground engineering construction is increasingly extensive with application, trenchless technology is made to become the effective ways of pipe installation and pipeline rehabilitation, 4th phase document in 2002 disclosed in existing Ministry of Land and Resources exploration engineering institute, in the article of entitled " Abstract of Guiding Drilling Technic ", it discloses and be the guide boring method of trenchless technology in municipal administration, it is by driving pilot hole, and pipeline traction has been returned to process by enlarging technology the most again.
During construction, utilize the drilling rod on rig to drive orientation drill and enlarging to creep into row and open pilot hole and enlarging work.During orientation drill or enlarging bore and move, brill liquid more to its ejection on its drilling rod, namely mud, thus drill bit is lubricated, it is simple to boring, enlarging.
In work progress, drilling fluid can come on the return earth's surface, gap between drilling-rod external wall and hole wall, accumulate inside the pit-hole that drilling rod inserts, but the difference due to soil property, sometimes time, drilling fluid can cause the expansion of soil property along penetrating into inside soil, and these can affect the internal diameter of pilot hole, and drilling fluid also can cause certain environmental pollution toward the infiltration such as river.
Summary of the invention
The deficiency existed for prior art, it is an object of the invention to provide a kind of steerable drilling lay method, it is possible to reduced the pollution of drilling fluid environment to external world by drawing liquid.
The above-mentioned technical purpose of the present invention has the technical scheme that a kind of steerable drilling lay method, comprises the steps:
Step 1, guiding, utilize rig to drive the orientation drill on drilling rod to carry out pilot hole drilling operation according to set route；
Step 2, first drawing liquid, when orientation drill completes pilot hole perforate path half when, be inserted at orientation drill by liquid suction pipe from pilot hole, and the liquid that gets out being directed in hole is extracted out, extract complete after, orientation drill works on until the complete completion of processing of pilot hole；
Step 3, secondary drawing liquid, the minimum point being inserted in pilot hole by liquid suction pipe, the liquid that gets out being directed to hole is completely drawn out；
Step 4, time hauling pipe line, laid pipes connection is fixing to utilize bushing needle to treat, installs successively at drill rod end and expands head, transfer gear, bushing needle last time, and drilling rod drags and treats laid pipes, will treat that laid pipes is installed in pilot hole.
By technique scheme, during guiding, the time of construction is longer, can remain inside orientation drill is holed when and substantial amounts of get out liquid, due to pilot hole basic stepped cross structure, the when that such pilot hole advancing to half, basic orientation drill is in minimum point, simultaneously, the when of secondary drawing liquid, also it is that liquid suction pipe is reached minimum point, utilizes this time liquid suction pipe to carry out drawing liquid, substantially ensure that and can it disposably internal liquid all be taken out, reduce the loss getting out liquid.Extraction in this time can disposably extraction amount be at most, improves drawing liquid efficiency, twice drawing liquid.Due to Drilling operation when, orientation drill is processing pilot hole when, substantial amounts of earth impurity can be produced, the most minimal amount of impurity can come up in pilot hole along getting out liquid, utilizing liquid suction pipe to carry out drawing liquid when, it is possible to the impurity being directed in hole is the most all extracted along getting out liquid, after keeping pilot hole completion of processing, cleaning more in hole, does not interferes with follow-up pipeline and returns and drag.
The present invention is further arranged to: also include step 3a, enlarging between step 3 and step 4, installs transfer gear, anti-enlarging drill bit successively at drill rod end, and rig drilling rod of pulling back carries out enlarging.
Pass through technique scheme, in the installation process of some relatively extra heavy pipe lines, pipeline can not effectively be filled in being mounted directly when by guide pipe, so through enlarging repeatedly, the internal diameter that can be directed to hole expands to corresponding distance, it is ensured that bigbore pipeline also is able to fill in.
The present invention is further arranged to: the liquid that gets out extracted in step 2, step 3 is transferred to mud veclamation system.
By technique scheme, mud is regained system and can be carried out reclaiming processed to the liquid that gets out being up to, and prevents the liquid that gets out released from environment is carried out secondary pollution.
The present invention is further arranged to: described mud veclamation system includes sedimentation tank, it is provided with the one-level being arranged side by side successively in described sedimentation tank and precipitates chamber, two-stage precipitation chamber, three grades of precipitation chambeies, described one-level precipitation chamber, two-stage precipitation chamber, the housing depths in three grades of precipitation chambeies successively decrease successively, and first stage precipitation tank accept conveying in liquid suction pipe get out liquid.
Pass through technique scheme, the structure in precipitation chamber can remove the large particulate matter getting out in liquid, and the precipitation chamber that three grades are highly successively decreased, the liquid that wherein top is more clarified can flow to next precipitation intracavity, carrying out secondary precipitation, in the liquid after secondary precipitation, oarse-grained impurity can remove substantially.
The present invention is further arranged to: mud veclamation system also includes filter, filter chamber it is provided with in filter, filter chamber is internally provided with for inner space is divided into the first cavity and the filter plate of the second cavity, connect between first cavity and three grades of precipitation chambeies and have water inlet pipe in the first cavity for current being imported filter chamber, water inlet pipe is arranged above with supplying water and flows the pump machine passed through, and the second cavity connects the outlet pipe for water outlet.
Pass through technique scheme, the structure of filter inner filtration plate can filter getting out impurity more tiny in liquid, again by after complete for the brill filtering exudate that precipitated, get out liquid and substantially meet the effect without solid sundries, and the effect of filter chamber, substantially the impurity after ensure that filtration still reclaims in filter chamber, does not haves situation about leaking.
The present invention is further arranged to: the filter opening aperture of filter plate is 100 microns ~ 150 microns.
Pass through technique scheme, 100 microns ~ 150 microns will get out after liquid filters, get out that liquid-based originally can keep more is limpid, the most directly discharge is not the biggest to the pollution of environment yet, if the filter opening of filter plate is excessive easily cause filter complete after impurity too much, and if too small, cause filter efficiency too low, get out liquid and be difficult to reclaim timely.
The present invention is further arranged to: one end of water inlet pipe and three grades of precipitation chamber connections is positioned at bottom three grades of precipitation chambeies, and outlet pipe is connected with returning mud stirring system.
Pass through technique scheme, the link position in water inlet pipe and three grades of precipitation chambeies can allow water inlet pipe substantially can extract out complete by the liquid of three grades of precipitation intracavity, water note directly can be returned mud stirring system by outlet pipe simultaneously, and the soil after filtering still can rejoin clay etc. and be prepared as the new liquid that gets out and excavate.
The present invention is further arranged to: one-level precipitation chamber, two-stage precipitation intracavity are equipped with and are added with flocculant, and flocculant is poly-sial, poly-phosphorus aluminum, poly-ferrosilicon, poly-ferrophosphorus one of which or multiple.
By technique scheme, some bulky grains can all be condensed into one and then precipitate by the effect of flocculant, improve the efficiency of precipitation.Flocculant low price, effect are preferable, meet the requirement that building site uses in a large number.
The present invention is further arranged to: liquid suction pipe is rubber tube, and liquid suction pipe is provided with the cutting ferrule for being entangled by drilling rod, and card puts and is provided with for cutting ferrule is easy to the fracture that cutting ferrule opens.
By technique scheme, rubber tube possesses elasticity and scalability, it is possible to be deep into penetralia along drilling rod, and the structure of cutting ferrule plays a spacing effect simultaneously, and cutting ferrule can be opened by fracture or close up so that it is be enclosed within above cutting ferrule always.Liquid suction pipe by cutting ferrule along drilling rod the most forward, thus can be unlikely to the effect that top occurs being difficult to advance to soil.
The present invention is further arranged to: card puts the roller being provided with for fitting with drilling rod.
By technique scheme, the structure of roller can liquid suction pipe along drilling steel slip when, reduce the friction of cutting ferrule and drilling rod, prevent drilling rod from being scratched by cutting ferrule, protect drilling rod.
Accompanying drawing explanation
Fig. 1 is the structure chart guiding construction in embodiment step 1；
Fig. 2 is embodiment liquid suction pipe and ferrule structure figure；
Fig. 3 is the structure chart of embodiment sedimentation tank；
Fig. 4 is the structure chart of embodiment filter；
Fig. 5 is that embodiment returns mud stirring system attachment structure figure.
Reference: 1, rig；11, drilling rod；12, orientation drill；2, pilot hole；3, liquid suction pipe；31, cutting ferrule；32, fracture；33, roller；41, one-level precipitation chamber；42, two-stage precipitation chamber；43, three grades of precipitation chambeies；44, water inlet pipe；45, pump machine；5, filter；51, the first cavity；52, the second cavity；53, filter plate；54, outlet pipe；6, mud stirring system is returned.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
A kind of steerable drilling lay method, comprises the steps:
Step 1, guiding, utilize rig 1 to drive the orientation drill 12 on drilling rod 11 to carry out pilot hole 2 drilling operation according to set route；As it is shown in figure 1, rig 1 fixes on the ground guiding processing when, 11 one connect of drilling rod, drilling rod 11 rotarily drives orientation drill 12 and constantly moves forward, and has ramp structure above orientation drill 12 so that bores the aperture transmitted and is more than the diameter of drilling rod 11.Spudding in when, people hold detector on the ground and judge the position of orientation drill 12, so process pilot hole 2 and can meet both fixed tracks, the overall trapezoidal structure of pilot hole 2.
Step 2, first drawing liquid, when orientation drill 12 completes pilot hole 2 perforate path half when, being inserted at orientation drill 12 from pilot hole 2 by liquid suction pipe 3, the liquid that gets out being directed in hole 2 is extracted out, extract complete after, orientation drill 12 works on until the complete completion of processing of pilot hole 2；
Step 3, secondary drawing liquid, be inserted into the minimum point in pilot hole 2 by liquid suction pipe 3, and the liquid that gets out being directed to hole 2 is completely drawn out；
As shown in Figure 2, liquid suction pipe 3 is that the water pump of outside connects, the rubber tube that liquid suction pipe 3 is made for abrasive rubber, being provided with a cutting ferrule 31 near liquid suction pipe 3 mouth of pipe, cutting ferrule 31 is fixed on above the mouth of pipe, the rounded shape of cutting ferrule 31, it is arranged above with for cutting ferrule 31 being easy to the fracture 32 that cutting ferrule 31 opens, cutting ferrule 31 is fabricated from iron, and has certain elasticity, and cutting ferrule 31 also has multiple rollers 33 above.Liquid suction pipe 3 is extracting liquid when, first the cutting ferrule 31 above liquid suction pipe 3 mouth of pipe is opened, it is made to be nested into above drilling rod 11, then cutting ferrule 31 is unclamped, cutting ferrule 31 is bundled in above drilling rod 11 due to the elasticity of self, cutting ferrule 31 is contacted with drilling rod 11 by roller 33, thus liquid suction pipe 3 smooth-going more sliding when is not easy to damage drilling rod 11.The caliber of liquid suction pipe 3 is smaller, it is directly plugged between the inwall of drilling rod 11 and pilot hole 2, abrasive rubber is harder, liquid suction pipe 3 can constantly be filled in by people, can stop etc. the half reaching predetermined good pilot hole 2 length, then start pump machine 45 and carry out drawing liquid, it is possible to the liquid that gets out remained in being directed to hole 2 is all drained with impurity only.
Step 3a, enlarging, install transfer gear, anti-enlarging drill bit successively in drilling rod 11 end, and rig 1 drilling rod 11 of pulling back carries out enlarging.Step 3a can arrange according to the pipeline caliber asking for laying, in the installation process of some relatively extra heavy pipe lines, directly pipeline can not effectively be filled in installing when by guide pipe, so through enlarging repeatedly, the internal diameter that can be directed to hole 2 expands to corresponding distance, it is ensured that bigbore pipeline also is able to fill in.
Step 4, time hauling pipe line, laid pipes connection is fixing to utilize bushing needle to treat, installs successively in drilling rod 11 end and expands head, transfer gear, bushing needle last time, and drilling rod 11 drags and treats pipe laying line, will treat that pipe laying line is installed in pilot hole 2.Drilling rod 11 rotates return by rig 1, and like this pipeline is the most all laid complete.
It is directly driven in mud veclamation system along liquid suction pipe 3 by the liquid that gets out released from step 2 with step 3 by water pump, and described mud veclamation system includes sedimentation tank, filter 5.Sedimentation tank precipitates for getting out liquid, the large particulate matter getting out in liquid can be removed, and filter 5 again by after complete for the brill filtering exudate that precipitated to filtering getting out impurity more tiny in liquid, can get out liquid and substantially meet the effect without solid sundries.
The one-level precipitation chamber 41 being arranged side by side successively it is provided with in the most described sedimentation tank, two-stage precipitation chamber 42, three grades of precipitation chambeies 43, described one-level precipitation chamber 41, two-stage precipitation chamber 42, the housing depth in three grades of precipitation chambeies 43 successively decreases successively, and first stage precipitation tank accept conveying in liquid suction pipe 3 get out liquid, current out enter into one-level precipitation chamber 41 from liquid suction pipe 3, one-level precipitation chamber 41 enters into next two-stage precipitation chamber 42 after having expired, two-stage precipitation chamber 42 expired get out liquid after enter into three grades precipitation chambeies 43 in, in liquid after secondary precipitation, oarse-grained impurity can remove substantially.There is blowoff valve in one-level precipitation chamber 41,42, three grades of two-stage precipitation chamber bottom precipitation chamber 43, can discharge, then carry out landfill disposal when of waste residue set by the time more.The position the most on the upper side in the bottom in three grades of precipitation chambeies 43 connects water inlet pipe 44, and water inlet pipe 44 has pump machine 45, it is possible to be extracted in filter 5 by the liquid in three grades of precipitation chambeies 43.
Wherein, flocculant in one-level precipitation chamber 41, two-stage precipitation chamber 42 interpolation the most at regular time and quantity, flocculant is can to have bought on the market, can be poly-sial, poly-phosphorus aluminum, poly-ferrosilicon, poly-ferrophosphorus etc., it is also possible to for Alumen one class.Some bulky grains can be all collapsed into one and then precipitate by the effect of flocculant, improve the efficiency of precipitation.Can add PH agent on three grades of precipitation chambeies 43, three grades of precipitation chambeies 43 carry out the detection of pH value, thus allows pH value be combined natural discharge standard or to be easy to get out the circulation of liquid, no person's peracid or excessively alkali can affect the follow-up system getting out liquid and join.
As shown in Figure 4, it is provided with filter chamber in filter 5, filter 5 is internal is provided with a filter plate 53, the filter opening aperture of filter plate 53 is 100 microns ~ 150 microns, inner space is divided into the first cavity 51 and the second cavity 52 by filter plate 53, first cavity 51 is connected with water inlet pipe 44, and current enter into the second cavity 52 from the first cavity 51.And the second cavity 52 is in top, it thus is avoided that impurity blocks filter plate 53.Through such filter plate 53, get out that liquid-based originally can keep more is limpid, and the most directly discharge is not the biggest to the pollution of environment yet.There is blowoff valve bottom filter chamber, can discharge the when of waste residue set by the time more, then carry out landfill disposal.And the second cavity 52 of filter chamber is just connected to outlet pipe 54 above, may be used for discharging inside and get out liquid after filtering.
As shown in Figure 5, from water pipe discharge get out liquid can with return mud stirring system 6 be connected, returning mud stirring system 6 is for preparing the equipment of mud (namely getting out liquid) on building site, it adds some clay, celluloses etc. in clear water, then it is stirred in blender, thus makes and may be used for getting out liquid to what orientation drill 12 was lubricated.Directly the current in outlet pipe 54 are injected into back in mud stirring system 6, then make and new get out liquid, be processed in re-injecting into the drilling rod 11 of rig 1, and then the waste of water resource in less production, decrease the pollution to environment.
The above is only the exemplary embodiment of the present invention, and not for limiting the scope of the invention, protection scope of the present invention is determined by appended claim.
Claims (10)
1. a steerable drilling lay method, is characterized in that: comprise the steps:
Step 1, guiding, utilize rig (1) to drive the orientation drill (12) on drilling rod (11) to carry out pilot hole drilling operation according to set route；
Step 2, first drawing liquid, when orientation drill (12) completes pilot hole (2) perforate path half when, by liquid suction pipe (3) from pilot hole (2) is inserted into orientation drill (12), the liquid that gets out being directed in hole (2) is extracted out, extract complete after, orientation drill (12) works on until pilot hole (2) completely completion of processing；
Step 3, secondary drawing liquid, be inserted into the minimum point in pilot hole (2) by liquid suction pipe (3), and the liquid that gets out being directed to hole (2) is completely drawn out；
Step 4, time hauling pipe line, laid pipes connection is fixing to utilize bushing needle to treat, installing successively in drilling rod (11) end and expand head, transfer gear, bushing needle last time, drilling rod (11) drags and treats laid pipes, will treat that laid pipes is installed in pilot hole (2).
Steerable drilling lay method the most according to claim 1, it is characterized in that: between step 3 and step 4, also include step 3a, enlarging, install transfer gear, anti-enlarging drill bit (12) successively in drilling rod (11) end, rig (1) drilling rod (11) of pulling back carries out enlarging.
Steerable drilling lay method the most according to claim 1, is characterized in that: the liquid that gets out extracted in step 2, step 3 is transferred to mud veclamation system.
Steerable drilling lay method the most according to claim 2, it is characterized in that: described mud veclamation system includes sedimentation tank, one-level precipitation chamber (41), two-stage precipitation chamber (42), three grades of precipitations chamber (43) being arranged side by side successively it are provided with in described sedimentation tank, described one-level precipitation chamber (41), two-stage precipitation chamber (42), the housing depths of three grades of precipitations chamber (43) successively decrease successively, and first stage precipitation tank accept conveying in liquid suction pipe (3) get out liquid.
Steerable drilling lay method the most according to claim 4, it is characterized in that: mud veclamation system also includes filter (5), filter is provided with filter chamber in (5), filter chamber is internally provided with the filter plate (53) for inner space is divided into the first cavity (51) and the second cavity (52), water inlet pipe (44) in the first cavity (51) having for current being imported filter chamber it is connected between first cavity (51) with three grades of precipitations chamber (43), water inlet pipe (44) is arranged above with supplying water and flows the pump machine (45) passed through, there is the outlet pipe (54) for water outlet second cavity (52) upper connection.
Steerable drilling lay method the most according to claim 5, is characterized in that: the filter opening aperture of filter plate (53) is 100 microns ~ 150 microns.
Steerable drilling lay method the most according to claim 5, it is characterized in that: one end that water inlet pipe (44) connects with three grades of precipitations chamber (43) is positioned at three grades of precipitation chamber (43) bottoms, outlet pipe (54) is connected with returning mud stirring system (6).
Steerable drilling lay method the most according to claim 4, it is characterized in that: one-level precipitation chamber (41), be equipped with in two-stage precipitation chamber (42) and be added with flocculant, flocculant is poly-sial, poly-phosphorus aluminum, poly-ferrosilicon, poly-ferrophosphorus one of which or multiple.
Steerable drilling lay method the most according to claim 1, it is characterized in that: liquid suction pipe (3) is rubber tube, and liquid suction pipe (3) is provided with the cutting ferrule (31) for being entangled by drilling rod (11), cutting ferrule (31) is provided with for cutting ferrule (31) is easy to the fracture (32) that cutting ferrule (31) opens.
Steerable drilling lay method the most according to claim 9, is characterized in that: cutting ferrule (31) is provided with the roller (33) for fitting with drilling rod (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610526424.0A CN105971518B (en) | 2016-07-02 | 2016-07-02 | Steerable drilling lay method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610526424.0A CN105971518B (en) | 2016-07-02 | 2016-07-02 | Steerable drilling lay method |
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| CN105971518A true CN105971518A (en) | 2016-09-28 |
| CN105971518B CN105971518B (en) | 2017-11-07 |
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| CN201610526424.0A Expired - Fee Related CN105971518B (en) | 2016-07-02 | 2016-07-02 | Steerable drilling lay method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106693513A (en) * | 2017-02-08 | 2017-05-24 | 湖南省交通规划勘察设计院 | Cyclic utilization sedimentation tank suitable for drilling water and cyclic utilization method |
| CN109372438A (en) * | 2018-11-16 | 2019-02-22 | 中国电建市政建设集团有限公司 | Not damaged high pressure water prospecting system and geophysical prospecting method |
| CN111285582A (en) * | 2020-03-31 | 2020-06-16 | 中铁七局集团郑州工程有限公司 | Novel slurry treatment device and method for slurry retaining wall drilled pile |
| CN111594052A (en) * | 2020-06-08 | 2020-08-28 | 中云恒通科技发展(北京)有限公司 | Non-excavation hole expanding machine, hole expanding drill bit and hole expanding method thereof |
Citations (9)
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| CN104343388A (en) * | 2013-07-31 | 2015-02-11 | 天津市富楷程地质机械制造有限公司 | Slurry opposite-pouring horizontal directional penetration equipment |
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| CN2307976Y (en) * | 1997-06-03 | 1999-02-17 | 中油气管道机械制造厂 | Horizontal directional drilling rig |
| CN2307906Y (en) * | 1997-07-03 | 1999-02-17 | 中油气管道机械制造厂 | Horizontal directional drilling rig mud device |
| US20080093123A1 (en) * | 2004-10-21 | 2008-04-24 | Catalana De Perforacions, S.A. | Procedure for Installing Horizontal Drains for Uptake of Sea Water |
| US20120145463A1 (en) * | 2004-11-19 | 2012-06-14 | Halliburton Energy Services, Inc. | Methods and apparatus for drilling, completing and configuring u-tube boreholes |
| CN102003140A (en) * | 2010-10-20 | 2011-04-06 | 中国地质大学（武汉） | Traversing reverse circulating drilling method of horizontal directional drilling pipeline and special drilling bit |
| CN102434716A (en) * | 2011-09-26 | 2012-05-02 | 武汉地网非开挖科技有限公司 | Flexible pipe assisted type pipeline returning method |
| CN102865041A (en) * | 2012-09-10 | 2013-01-09 | 佟功喜 | Rock penetrating reaming device |
| CN104343388A (en) * | 2013-07-31 | 2015-02-11 | 天津市富楷程地质机械制造有限公司 | Slurry opposite-pouring horizontal directional penetration equipment |
| CN103527092A (en) * | 2013-10-25 | 2014-01-22 | 中国地质大学（武汉） | In-hole jet-suction cuttings removing and reaming method for horizontal directional drilling |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106693513A (en) * | 2017-02-08 | 2017-05-24 | 湖南省交通规划勘察设计院 | Cyclic utilization sedimentation tank suitable for drilling water and cyclic utilization method |
| CN109372438A (en) * | 2018-11-16 | 2019-02-22 | 中国电建市政建设集团有限公司 | Not damaged high pressure water prospecting system and geophysical prospecting method |
| CN111285582A (en) * | 2020-03-31 | 2020-06-16 | 中铁七局集团郑州工程有限公司 | Novel slurry treatment device and method for slurry retaining wall drilled pile |
| CN111594052A (en) * | 2020-06-08 | 2020-08-28 | 中云恒通科技发展(北京)有限公司 | Non-excavation hole expanding machine, hole expanding drill bit and hole expanding method thereof |
| CN111594052B (en) * | 2020-06-08 | 2022-03-08 | 中云恒通科技发展(北京)有限公司 | Non-excavation hole expanding machine, hole expanding drill bit and hole expanding method thereof |
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| CN105971518B (en) | 2017-11-07 |
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