CN102877782A - Rotary drilling rig and bittern collecting method - Google Patents
Rotary drilling rig and bittern collecting method Download PDFInfo
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- CN102877782A CN102877782A CN201210365775XA CN201210365775A CN102877782A CN 102877782 A CN102877782 A CN 102877782A CN 201210365775X A CN201210365775X A CN 201210365775XA CN 201210365775 A CN201210365775 A CN 201210365775A CN 102877782 A CN102877782 A CN 102877782A
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Abstract
The invention discloses a rotary drilling rig and a bittern collecting method. The rotary drilling rid is provided with a torque transmission drill pipe and a drill bit, wherein the torque transmission drill pipe is connected with a power head of the rotary drilling rig and can transmit torque of the power heat, a slurry injection passage is arranged in the torque transmission drill pipe, and the drill bit is mounted at the bottom end of the torque transmission drill pipe. The slurry injection passage where slurry can be injected and discharged is arranged in the torque transmission drill pipe of the rotary drilling rig, and during hole forming, the slurry is injected into the slurry injection passage and can be discharged from the torque transmission drill pipe and can rise together with drill slags of the drill bit, and meanwhile, part of slurry can cover the hole wall and has a function of protection the hole wall. The rotary drilling rig has the advantages of high drilling efficiency, simple structure and capability of realizing deep-hole drilling. The bittern collecting method includes utilizing the rotary drilling rig to drill a permeable hole by the positive-circulating rotation drilling method and collecting bittern permeated into the permeable hole. By the bittern drilling method, deep-layer bittern can be extracted.
Description
Technical field
The present invention relates to engineering machinery field, particularly a kind of rotary drilling rig and brine collection method.
Background technology
Rotary drilling rig is a kind of soil taking hole forming filling pile construction machinery, has power transmission steadily and the efficient advantages of higher, is used widely in the foundation constructions such as multiple ground such as castinplace pile, diaphragm wall, underpin.Rotary drilling rig mainly is comprised of chassis and equipment two parts, and wherein the chassis comprises walking mechanism, underframe and upper-part rotation system.Equipment generally includes jib lubbing mechanism, mast assembly, master winch, secondary elevator, unit head, drilling rod and drilling tool etc.
The activities of rotary drilling rig drilling and forming hole is roughly: walking mechanism and mast jib lubbing mechanism by rig make drilling tool (such as rotary bucket) arrive the stake position, utilize the mast guiding to transfer drilling rod, the drilling tool that is arranged at the drilling rod bottom is placed into the position, hole, provide moment of torsion by unit head for drilling rod, and by water booster system by the pressurization unit head mode pressure is passed to drilling rod and drilling tool, make in the broken ground of drilling tool and the drilling tool of directly it being packed into, and then by lifting appliance and telescopic drill rod rotary bucket is proposed to unload outside the hole soil, so circulation repeatedly, constantly fetch earth, unload soil, until drilling to completion.
The defective of existing rotary drilling rig is: need in the boring procedure frequently drilling tool is proposed to unload soil, operate comparatively loaded down with trivial detailsly, drilling efficiency is low.In addition, the boring hole depth also is subject to run of steel, and the drilling depth of general middle-size and small-size rotary drilling rig is all in 70 meters.This kind drilling depth is difficult to satisfy the requirement of various working, for example, and the Deep Formation Brine collection.The mode of bittern infiltration is generally adopted in present halid collection, namely at first utilizes rotary drilling rig to get out on the ground darker permeability hole, gathers bittern and extract halide after the bittern infiltration.In some zone of China, as the brine depth scope in Qinghai, more than 100 meters, but be subject to the drilling depth of existing rotary drilling rig, can only collect the bittern at underground tens meters, and can't gather for the bittern of deep layer more, caused the waste of resource.
Summary of the invention
In view of this, it is easy that the present invention proposes a kind of boring, and can realize rotary drilling rig and a kind of brine collection method that deep hole drills through.
The invention provides a kind of rotary drilling rig, described rotary drilling rig is provided with: the torsion pass drilling rod, and it links to each other with the unit head of described rotary drilling rig and also can transmit the moment of torsion of described unit head, is provided with the slip casting passage in the described torsion pass drilling rod; Drill bit is installed on the bottom of described torsion pass drilling rod.
Further, be provided with torsion pass section on the described torsion pass drilling rod, described torsion pass section and described unit head binding.
Further, described torsion pass section is sheathed on the described torsion pass drilling rod, and described torsion pass section is provided with the groove that matches with the spline of described unit head.
Further, described torsion pass drilling rod comprises: main drilling rod and at least one joint prolongation drilling rod that removably connects with described main drilling rod, and described main drilling rod links to each other with described unit head, and the bottom of described prolongation drilling rod is equipped with described drill bit.
Further, between described prolongation drilling rod and the described main drilling rod, and/or connect by flange between the adjacent described prolongation drilling rod of two joints.
The present invention also provides a kind of brine collection method, comprises the steps: a), right to use requires to the described rotary drilling rig of any one, adopts direct circulation revolution hole forming method to drill through permeability hole; B), collect the bittern that infiltrates in the described permeability hole.
Further, described step a is specially: the entrance to the slip casting passage of described rotary drilling rig torsion pass drilling rod advances to inject mud, mud is discharged from the outlet of described slip casting passage, and the mud of discharge mixes afterwards on the gap between torsion pass drilling-rod external wall and the hole wall liter and the permeability hole of gushing out and enters sedimentation basin and precipitate purification with boring mud; The mud that purification is obtained is sent in the described mud pit and is recycled.
Further, the degree of depth of described permeability hole is not less than 100 meters.
With respect to existing rotary drilling rig, being provided with in the torsion pass drilling rod of rotary drilling rig provided by the invention can be for mud injection and the slip casting passage of discharging, during pore-forming, in this slip casting passage, inject mud, the mud that injects can be discharged from the torsion pass drilling rod, and together rise and discharge with the boring mud of bit cutting, part mud can be coated on the hole wall simultaneously, plays the retaining wall effect.Rotary drilling rig provided by the invention has the following advantages:
1, in the boring procedure, only need constantly slip casting in the slip casting passage of torsion pass drilling rod, boring mud becomes can be accompanyed or follow the mud that the slip casting passage discharges and together discharge from the hole, need not frequently drilling tool to be taken out to unload soil, and drilling efficiency is improved.
2, by selecting to transmit the length of drilling rod, perhaps use the pin-connected panel drilling rod just can adjust drilling depth, flexibility is strong, can realize drilling through of deep hole, and this rotary drilling rig is particularly suitable for taking bittern.
3, simple in structure, only by the drilling rod of the existing rotary drilling rig of change and the pore-forming of the darker bottom of the variable realization of drilling tool form.
Brine collection method provided by the invention has following advantage:
1, the drilling operation of permeability hole is easy, only needs constantly slip casting in the torsion pass drilling rod, and boring mud becomes and can together discharge with mud, need not frequently drilling tool to be taken out to unload soil, and the permeability hole pore-forming efficiency is high.
2, by selecting to transmit the length of drilling rod, perhaps use the pin-connected panel drilling rod just can adjust drilling depth, can realize the extraction of Deep Formation Brine.
3, the device structure that adopts is simple, and only by the drilling rod of the existing rotary drilling rig of change and the pore-forming of the darker bottom of the variable realization of drilling tool form, cost is lower.
Description of drawings
The accompanying drawing that consists of a part of the present invention is used to provide a further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not consist of improper restriction of the present invention.In the accompanying drawings:
The structural representation of the rotary drilling rig that Fig. 1 provides for the embodiment of the invention one;
The structural representation of main drilling rod and torsion pass section in the rotary drilling rig that Fig. 2 provides for the embodiment of the invention one.
Description of reference numerals:
11 main drilling rods 12 prolong drilling rod
13 torsion pass sections, 2 drill bits
3 mud tubes, 4 slush pumps
5 mud pits, 6 sedimentation basins
The specific embodiment
Need to prove that in the situation of not conflicting, embodiment and the feature among the embodiment among the present invention can make up mutually.
Basic thought of the present invention is: change drilling rod and the drilling tool of existing rotary drilling rig, can carry out the normal circulation slewing drilling machine hole, save on the one hand thus existing rotary drilling rig and frequently fetch earth and unload the operation of soil, simplify the operation; Also can realize drilling through of deep hole on the other hand.
Below in conjunction with accompanying drawing, each preferred embodiment of the present invention is described further:
Fig. 1 shows the structure of the rotary drilling rig that the embodiment of the invention one provides, and this rig comprises:
The torsion pass drilling rod is provided with the slip casting passage in this drilling rod, this slip casting passage is used for injecting and discharging mud; Concrete, this torsion pass drilling rod comprises main drilling rod 11 and prolongs drilling rod 12 that the two is hollow-core construction, this hollow parts formation slip casting passage, the hollow parts that is positioned at main drilling rod 11 tops is the entrance of slip casting passage, and being positioned at the hollow part that prolongs drilling rod 12 bottoms is the outlet of slip casting passage; Wherein, be arranged with torsion pass sections 13 outside the main drilling rod 11, unit head (not marking among the figure) binding of this torsion pass section 13 and rotary drilling rig; Prolonging drilling rod 12 removably connects with main drilling rod 11;
Drill bit 2 is installed on the bottom that prolongs drilling rod 12.
In the rotary drilling rig that present embodiment provides, be provided with the slip casting passage that can inject and discharge for mud in the torsion pass drilling rod, therefore, the rotary drilling rig that present embodiment provides can adopt normal circulation slewing drilling machine hole method to hole, concrete technology can for:
The entrance (being the top of torsion pass drilling rod in the present embodiment) of the slip casting passage of the torsion pass drilling rod of the rotary drilling rig that present embodiment is provided links to each other with mud tube 3, and mud tube 3 is provided with slush pump 4, and this mud tube 3 stretches in the mud pit 5;
Open above-mentioned rotary drilling rig, the driving torque of the unit head of rotary drilling rig passes to torsion pass drilling rod (being main drilling rod 11 and prolongation drilling rod 12 in the present embodiment), and the torsion pass drilling rod passes to moment of torsion again drill bit 2, and 2 pairs of sedendary soils of drill bit cut fragmentation;
In the pore forming process, the mud trend is shown in the arrow among Fig. 1, slush pump 4 extracts mud and injects by mud tube 3 the slip casting passage of torsion pass drilling rod from mud pit 5, mud is delivered to bottom and the discharge of torsion pass drilling rod 2 along the slip casting passage, waste mud after the mud mixing boring mud can on the outer wall of torsion pass drilling rod and the gap between the hole wall, rise and the hole that gushes out outside, enter in the sedimentation basin 6 and precipitate purification, the mud that obtains after purifying is sent in the mud pit 5 again recycled.The hole wall in the hole that drills through relies on the mud protection.
Torsion pass drilling rod in the above-mentioned rotary drilling rig is used for the moment of torsion of unit head is passed to drill bit 2, and its length determined the distances that drill bit 2 excavates downwards, and namely its length has determined hole depth.Torsion pass drilling rod in the present embodiment is spliced drilling rod, specifically includes main drilling rod 11 and prolongs drilling rod 12, and the two removably connects, and preferably connects by flange.
The degree of depth that those skilled in the art can hole as required select main drilling rod 11 length, whether need to connect the length that prolongs drilling rod 12 or prolong drilling rod 12.For example, drill through for shallow bore hole, can need not to connect prolongation drilling rod 12, this moment, main drilling rod 11 namely consisted of whole torsion pass drilling rod, and its top links to each other with unit head, and drill bit 2 is installed in the bottom.And for example: for than the drilling through of deep hole, can connect as required a joint or more piece and prolong drilling rod 12, be connected with a joint in the present embodiment and prolong drilling rod 12, the top of this prolongations drilling rod 12 and main drilling rod 11 removably connect bottom installation drill bit 2 by flange; For the situation that more piece is installed prolongs drilling rod 12, then from top to bottom the first segment top that prolongs drilling rod links to each other with the bottom of main drilling rod 11, and final section prolongs the bottom installation drilling rod 2 of drilling rod.Wherein, also preferably connect by flange between two adjacent prolongation drilling rods 12.
Further, for the rotary drilling rig that is used for taking bittern, the length of torsion pass drilling rod preferably is not less than 100 meters.And then so that this rotary drilling rig can drill through the degree of depth more than or equal to 100 meters hole, and then be convenient to propose the bittern of deep layer.
The mode that it will be understood by those skilled in the art that the unit head drive torsion pass drilling rod rotation of rotary drilling rig has multiple.In the present embodiment, preferably at the torsion pass drilling rod moment of torsion that comes the transferring power head with the torsion pass section 13 of unit head binding is set.Particularly, see also Fig. 2, this torsion pass section 13 is sheathed on outside the torsion pass drilling rod, and in the present embodiment, this torsion pass section 13 is sheathed on the outside of main drilling rod 11, and torsion pass section 13 is provided with the groove that matches with the spline of rotary digging drill power head.Thus, unit head can pass to the torsion pass drilling rod by this torsion pass section 13 with moment of torsion.
Need to prove, other parts except drilling rod and drill bit of the rotary drilling rig that the invention process provides, all can adopt existing structure as chassis, jib lubbing mechanism, mast assembly, main winch, secondary elevator and power are first-class, there is no particular restriction to this in the present invention, so hereby do not give unnecessary details at this.
As shown in the above, with respect to existing rotary drilling rig, the rotary drilling rig that present embodiment provides belongs to the mud off boring machine, be provided with in the torsion pass drilling rod of this rotary drilling rig and can for mud injection and the slip casting passage of discharging, during pore-forming, in this slip casting passage, inject mud, the mud that injects can be discharged from the torsion pass drilling rod, and together rise and discharge with the boring mud of bit cutting, part mud can be coated on the hole wall simultaneously, plays the retaining wall effect.The rotary drilling rig that present embodiment provides has the following advantages:
1, in the boring procedure, only need constantly slip casting in the slip casting passage of torsion pass drilling rod, boring mud becomes can be accompanyed or follow the mud that the slip casting passage discharges and together discharge from the hole, need not frequently drilling tool to be taken out to unload soil, and drilling efficiency is improved.
2, by selecting to transmit the length of drilling rod, perhaps use the pin-connected panel drilling rod just can adjust drilling depth, flexibility is strong, can realize drilling through of deep hole, and this rotary drilling rig is particularly suitable for taking bittern.
3, simple in structure, only by the drilling rod of the existing rotary drilling rig of change and the pore-forming of the darker bottom of the variable realization of drilling tool form.
The embodiment of the invention also provides a kind of method of utilizing above-mentioned rotary drilling rig to gather bittern, comprises the steps:
A), use above-mentioned any rotary drilling rig, adopt direct circulation revolution hole forming method to drill through permeability hole;
B), collect the bittern that infiltrates in the permeability hole.
The normal circulation slewing drilling machine pore-forming is applied to slewing drilling machine usually, its technique is: the rig slewing equipment drives drilling rod and the broken ground of drill bit revolution cutting, slush pump sucks mud and be input into mud in drilling rod from mud pit, mud is discharged rear and boring mud together rises along hole wall, overflow the inflow sedimentation basin from the aperture and purify, the mud through precipitating purified treatment returns mud pit and recycles.Owing to be provided with the slip casting passage in the above-mentioned rotary drilling rig, therefore also can adopt the method boring of normal circulation slewing drilling machine hole.
In the embodiment of the invention, step a can for:
Entrance to the slip casting passage of above-mentioned rotary drilling rig torsion pass drilling rod injects mud, mud is discharged from the outlet of slip casting passage, enters sedimentation basin outside liter and the permeability hole of gushing out on the gap after the mud of discharge mixes with boring mud between torsion pass drilling-rod external wall and hole wall and precipitates purification; The mud that purification is obtained is sent in the mud pit and is recycled.
Particularly, can be at first the entrance of the slip casting passage of the torsion pass drilling rod of rotary drilling rig be linked to each other with an end of mud tube, the other end of mud tube is stretched in the mud pit, at mud tube slush pump is set; Then open slush pump and rotary drilling rig, the unit head of rotary drilling rig drives the broken ground of drill bit revolution cutting, simultaneously slush pump sucks mud and annotates into mud to the entrance of slip casting passage from mud pit, after mud is discharged from the outlet of slip casting passage and boring mud together enter sedimentation basin along the liter of the gap between torsion pass drilling-rod external wall and the hole wall and the permeability hole of gushing out and precipitate purification; The mud that will precipitate at last purification returns mud pit and recycles.
Can obtain the permeability hole of mud off according to step a.Then the drilling tool in the permeability hole is taken out, leave standstill a period of time after, bittern just can infiltrate in the permeability hole, re-uses the equipment such as pump the bittern in the permeability hole is extracted out, namely gets bittern.Further, regional such as Qinghai and other places for some, brine depth wider range, in order to obtain Deep Formation Brine, the degree of depth of above-mentioned permeability hole preferably is not less than 100 meters, more preferably 100 meters ~ 180 meters.
The method that adopts the embodiment of the invention to provide gathers bittern and has the following advantages:
1, the drilling operation of permeability hole is easy, only needs constantly slip casting in the torsion pass drilling rod, and boring mud becomes and can together discharge with mud, need not frequently drilling tool to be taken out to unload soil, and the permeability hole pore-forming efficiency is high.
2, by selecting to transmit the length of drilling rod, perhaps use the pin-connected panel drilling rod just can adjust drilling depth, can realize the extraction of Deep Formation Brine.
3, the device structure that adopts is simple, and only by the drilling rod of the existing rotary drilling rig of change and the pore-forming of the darker bottom of the variable realization of drilling tool form, cost is lower.
The above only is preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a rotary drilling rig is characterized in that, described rotary drilling rig is provided with:
The torsion pass drilling rod, it links to each other with the unit head of described rotary drilling rig and also can transmit the moment of torsion of described unit head, is provided with the slip casting passage in the described torsion pass drilling rod;
Drill bit (2) is installed on the bottom of described torsion pass drilling rod.
2. rotary drilling rig according to claim 1 is characterized in that, is provided with torsion pass section (13) on the described torsion pass drilling rod, described torsion pass section (13) and described unit head binding.
3. rotary drilling rig according to claim 2 is characterized in that, described torsion pass section (1 3) is sheathed on the described torsion pass drilling rod, and described torsion pass section (13) is provided with the groove that matches with the spline of described unit head.
4. according to claim 1 to the described rotary drilling rig of 3 any one, it is characterized in that, described torsion pass drilling rod comprises: main drilling rod (11) and at least one joint prolongation drilling rod (12) that removably connects with described main drilling rod (11), described main drilling rod (11) links to each other with described unit head, and the bottom of described prolongation drilling rod (12) is equipped with described drill bit (2).
5. rotary drilling rig according to claim 4 is characterized in that, between described prolongation drilling rod (12) and the described main drilling rod (11), and/or connects by flange between the two adjacent described prolongation drilling rods of joint (12).
6. a brine collection method is characterized in that, comprises the steps:
A), right to use requires the described rotary drilling rig of 1 to 5 any one, adopts direct circulation revolution hole forming method to drill through permeability hole;
B), collect the bittern that infiltrates in the described permeability hole.
7. brine collection method according to claim 6 is characterized in that, described step a is specially:
Entrance to the slip casting passage of described rotary drilling rig torsion pass drilling rod advances to inject mud, mud is discharged from the outlet of described slip casting passage, and the mud of discharge mixes afterwards on the gap between torsion pass drilling-rod external wall and the hole wall liter with boring mud and the permeability hole of gushing out precipitates purification; The mud circulation that purification obtains is used.
8. according to claim 6 or 7 described brine collection methods, it is characterized in that the degree of depth of described permeability hole is not less than 100 meters.
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| CN201210365775XA CN102877782A (en) | 2012-09-27 | 2012-09-27 | Rotary drilling rig and bittern collecting method |
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| CN201210365775XA CN102877782A (en) | 2012-09-27 | 2012-09-27 | Rotary drilling rig and bittern collecting method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103510866A (en) * | 2013-09-10 | 2014-01-15 | 安徽三山机械制造有限公司 | Roller-bit drill rig with double air outlet channels |
| CN104653100A (en) * | 2015-01-12 | 2015-05-27 | 覃炳德 | Hydraulic rotary drilling machine |
| CN107575249A (en) * | 2017-10-31 | 2018-01-12 | 河南理工大学 | A kind of high-pressure slurry wall protecting method and device |
| CN109611044A (en) * | 2019-01-24 | 2019-04-12 | 河北永明地质工程机械有限公司 | Rotary drilling rig tap |
| CN110424927A (en) * | 2019-08-02 | 2019-11-08 | 山东省地质矿产勘查开发局八〇一水文地质工程地质大队 | Discharging device and method matched with rotary digging machine |
| CN111749610A (en) * | 2019-06-28 | 2020-10-09 | 高邮市恒辉机械有限公司 | Intelligent full-automatic circulation-returning drilling machine |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103510866A (en) * | 2013-09-10 | 2014-01-15 | 安徽三山机械制造有限公司 | Roller-bit drill rig with double air outlet channels |
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| CN107575249A (en) * | 2017-10-31 | 2018-01-12 | 河南理工大学 | A kind of high-pressure slurry wall protecting method and device |
| CN109611044A (en) * | 2019-01-24 | 2019-04-12 | 河北永明地质工程机械有限公司 | Rotary drilling rig tap |
| CN111749610A (en) * | 2019-06-28 | 2020-10-09 | 高邮市恒辉机械有限公司 | Intelligent full-automatic circulation-returning drilling machine |
| CN110424927A (en) * | 2019-08-02 | 2019-11-08 | 山东省地质矿产勘查开发局八〇一水文地质工程地质大队 | Discharging device and method matched with rotary digging machine |
| CN110424927B (en) * | 2019-08-02 | 2022-06-03 | 山东省地质矿产勘查开发局八〇一水文地质工程地质大队 | Discharging device and method matched with rotary digging machine |
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Application publication date: 20130116 |