CN104074462A - Drilling hole forming internal screw rod slurry hoisting system - Google Patents
Drilling hole forming internal screw rod slurry hoisting system Download PDFInfo
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- CN104074462A CN104074462A CN201410262597.7A CN201410262597A CN104074462A CN 104074462 A CN104074462 A CN 104074462A CN 201410262597 A CN201410262597 A CN 201410262597A CN 104074462 A CN104074462 A CN 104074462A
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Abstract
The invention discloses a drilling hole forming internal screw rod slurry hoisting system, which comprises a motive power device, a drill rod, a drill bit, a slurry pump, a first pipeline system, a second pipeline system and a background processing system, wherein the drill rod comprises a hollow drill rod and a drill rod joint connected with the hollow drill rod; and in addition, a spiral blade is arranged on the outer surface of the hollow drill rod. During the construction, the spiral blade rotates in the positive direction of the drill rod; upward hoisting force is generated on the slurry at the lower section of a pile hole, and meanwhile, downward thrust is generated on the drill rod; in addition, a slurry normal circulation principle with low equipment requirements is adopted; the construction progress is accelerated; the slurry discharge quantity is reduced; and the environment-friendly social benefits are achieved.
Description
Technical field
The present invention relates to the castinplace pile drilling pore-forming system in civil engineering, particularly a kind of drilling pore-forming inner screw slurry mud Hoisting System.
Background technology
At present, conventional bored pile is in construction pore-creating process, and what drilling rod had act as: the one, and in the time that sinking, drill bit by the connection of many drilling rods, drill bit is connected with construction equipment; The 2nd, rotatory force is delivered to drill bit from construction equipment, make bit.
In soft foundation, when conventional bored pile construction pore-forming, the round-robin method of mud has: direct circulation (drill bit ejection mud) and (the drill bit suction mud) two kinds that instead circulates.But conventional bored pile construction is pulverized formation mud by drilling bit grinding completely by the soil body, and speed of fulfiling hole is slow, efficiency of construction is low.
The Chinese patent that the patent No. " ZL 2,013 2 0239876.2 ", patent name are " drilling formula fast pore-creating system " provides the construction technology that a kind of speed of fulfiling hole is fast, efficiency of construction is high system, after drilling, most of soil body formation soil block is immersed in mud, also has the slurry in later stage, the energy-conserving and environment-protective effect that mud effectively separates.But this system is to adopt " pump is inhaled anti-circulation " method.Drilling pore-creating filling pile equipment adopts mud reverse circulating method, to plant equipment require high, equipment is complicated.In drilling rod and equipment, must ensure sealing completely, guarantee suction in pipeline.Once seals damaged gas leakage, drilling rod is just difficult to aspirate mud, thereby affects efficiency of construction.
If adopt the principle of " drilling formula fast pore-creating system ", and the pressure cut drill that adopts the patent No. to provide for the Chinese patent of " a kind of soft foundation castinplace pile is forced cut drill " for " ZL 2,013 2 0103907.1 ", patent name, adopt the method for mud direct circulation simultaneously, although can reach the drill bit high filling pile construction pore-creating effect of effect of sinking fast, construct, but there will be a concentration of hydraulic mixture for lower end, hole to strengthen gradually, the more difficult problem from hypomere Self-discharged stake hole, stake hole of dense slurries and clod.
Summary of the invention
The object of the present invention is to provide a kind of drilling pore-forming inner screw slurry mud Hoisting System, when solving the employing mud direct circulation existing in prior art, the more difficult problem from hypomere Self-discharged stake hole, stake hole of dense mud and clod.
In order to realize the above object, technical scheme of the present invention is as follows:
Drilling pore-forming inner screw slurry mud Hoisting System comprises power set, drilling rod, drill bit, slush pump, the first pipe-line system, the second pipe-line system and background processing system; Wherein: described power set are connected with the rear end of described drilling rod, be used to described drilling rod that power is provided; And the rear end of described drilling rod connects described slush pump, described slush pump is used for providing mud; Described drill bit is connected to the front end of described drilling rod, and described drill bit is used for carrying out drilling pore-forming; One end of described background processing system is connected with described slush pump by described the second pipe-line system, and the other end inserts the aperture place of described drilling pore-forming by the first pipe-line system; Described drilling rod comprises hollow drill and coupled tool joint, and the external surface of described hollow drill is provided with helical blade.
Preferably, described helical blade is welded on described hollow drill.
Preferably, described helical blade is arranged on the hypomere of described hollow drill, the 1/4-1/2 of the total length that the length of described helical blade is described hollow drill.
Preferably, the diameter of described helical blade is less than the diameter of described drill bit, is called inside spin technique.
Preferably, described drill bit comprises a drill bit waistband, and described drill bit waistband comprises a circular base slab, and several taper muscle that arrange downwards along the vertical direction of described circular base slab, and described those taper muscle converge at a summit; Described those taper muscle are provided with the some groups of carbide buttons that misplace up and down along the concentric circles of its differing heights; On the summit of described taper muscle, be provided with guide-localization round steel.
Preferably, described drilling rod comprises some drill pipe section, adopts screwed flange to connect between adjacent drill pipes section.
Preferably, described background processing system is screenings separation equipment, can realize dregs and separate with mud, and mud refills in hole by the second pipe-line system through slush pump suction, forms mud circulation.
Compared with prior art, beneficial effect of the present invention is as follows:
The drilling rod adopting in drilling pore-forming inner screw slurry mud Hoisting System of the present invention is, on the external surface of hollow drill, helical blade is set, in construction, helical blade rotates with drilling rod positive direction, clod in mud and the mud of stake hole hypomere etc. is produced to lifting force upwards, drilling rod is produced to downward propulsive force simultaneously, in the time that drilling rod rotates, can make a slurry that hole hypomere proportion is larger, mud successfully upwards discharge from the aperture of stake under lifting force effect like this; Adopt the mud direct circulation principle that equipment requirement is low simultaneously, can accelerate engineering construction progress, reduce the economy expenditure of manpower and materials; And comprise slurry mud separation equipment, be conducive to backstage slurry mud separating treatment, reduced significantly mud emission amount, there is the social benefit of protection of the environment.
Brief description of the drawings
Below in conjunction with accompanying drawing, embodiments of the present invention are described further:
Fig. 1 is the structural representation of drilling pore-forming inner screw slurry mud Hoisting System provided by the invention;
Fig. 2 is the structural representation of the drilling rod of drilling pore-forming inner screw slurry mud Hoisting System provided by the invention;
Fig. 3 is that the soft foundation using in the embodiment of the present invention is forced the structural representation of cut drill;
Fig. 4 is the top view that the soft foundation that uses in the embodiment of the present invention is forced the drill bit waistband of cut drill.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is explained in more detail.It should be noted that, in these accompanying drawings, all adopt the form of simplifying very much and all use non-ratio accurately, only for convenient, the aid illustration embodiment of the present invention clearly.
Refer to Fig. 1-Fig. 4, drilling pore-forming inner screw slurry mud Hoisting System of the present invention, comprises power set 6, drilling rod 4, drill bit 5, slush pump 7, the first pipe-line system 10, the second pipe-line system 11 and background processing system 8.Power set 5 are connected with the rear end of drilling rod 4, and drill bit 5 is connected to the front end of drilling rod 4, and drilling rod 4 is connected with slush pump 7, and background processing system 8 one end are connected with slush pump 7 by the second pipe-line system 11, and the other end inserts 9 places, aperture by the first management system 10.Wherein, drilling rod 4 comprises tool joint 1 and hollow drill 2, is provided with helical blade 3 on the external surface of hollow drill 2.In work progress, in the time that hollow drill 2 is rotated in the forward, helical blade 3, with hollow drill 2 positive direction rotations, produces lifting force upwards to the clod in mud and the mud of stake hole hypomere etc., hollow drill 2, drill bit 5 is produced to downward propulsive force simultaneously.This drilling rod not only has the effect that connects drill bit, transmission drill bit, also has the effect that promotes slurry mud.In the time that drilling rod rotates, helical blade 3, to the lifting force upwards of the formation of sludge in stake hole, can successfully upwards discharge a slurry that hole hypomere proportion is larger, mud under lifting force effect from the aperture 10 of stake, improved the practical value of drilling rod like this.
Wherein, helical blade 3 is arranged on the hypomere of drilling rod 4, the 1/4-1/2 that its length is run of steel; The diameter of helical blade 3 is less than the diameter D of drill bit.Helical blade does not need whole bar parcel, and simple in structure, needed driving power is little.
Conventionally, helical blade 3 is welded on hollow drill 2.
Drill bit 5 in the present embodiment adopts the stake of soft foundation shrub to force cut drill, it comprises a drill bit waistband 12, drill bit waistband 12 comprises a circular base slab 13, and three the taper muscle 14,15,16 that arrange downwards along the vertical direction of this circular base slab 13, those taper muscle converge at a summit, those taper muscle are provided with three groups of carbide buttons that misplace up and down 21,22,23 along the concentric circles of its differing heights, are provided with guide-localization round steel 17 in the common vertex of those taper muscle.Can, in pouring pile hole, force rapidly and uniformly the layered cutting soil body like this, reach the object of fast pore-creating, accelerate engineering construction progress, reduce the expenditure of manpower and materials.
In addition, the drilling rod 4 in the present embodiment comprises some drill pipe section, adopts screwed flange to connect between adjacent drill pipes section; Background processing system 8 is screenings separation equipment, can realize dregs and separate with mud, and mud refills in hole by the second pipe-line system 11 through slush pump 7 suctions, forms mud circulation.
The operating procedure of the drilling pore-forming inner screw slurry mud Hoisting System providing in the embodiment of the present invention is: power set 6 drive drilling rod 4 to rotate, and drilling rod 4 drives drill bit 5 to rotate, meanwhile, mud via slush pump 7 from hollow drill 2 injection holes.Helical blade 3 is rotated in the forward with hollow drill 2, mud, clod to foot of hole produce lifting force upwards, can be successfully delivery port 9 upwards, mud, the clod at 9 places, aperture are drawn onto in background processing system 8 and are processed by the slush pump of the first pipe-line system 10 in background processing system 8, realize dregs and separate with mud, mud refills in hole by the second pipe-line system 11 through slush pump 7 suctions.
Disclosed herein is only the preferred embodiments of the present invention, and these embodiment are chosen and specifically described to this manual, is in order to explain better principle of the present invention and practical application, is not limitation of the invention.The modifications and variations that any those skilled in the art do within the scope of manual, all should drop in the scope that the present invention protects.
Claims (7)
1. a drilling pore-forming inner screw slurry mud Hoisting System, is characterized in that, comprises power set, drilling rod, drill bit, slush pump, the first pipe-line system, the second pipe-line system and background processing system; Wherein:
Described power set are connected with the rear end of described drilling rod, are used to described drilling rod that power is provided, and the rear end of described drilling rod connects described slush pump, and described slush pump is used for providing mud;
Described drill bit is connected to the front end of described drilling rod, and described drill bit is used for carrying out drilling pore-forming;
One end of described background processing system is connected with described slush pump by described the second pipe-line system, and the other end inserts the aperture place of described drilling pore-forming by the first pipe-line system;
Described drilling rod comprises hollow drill and coupled tool joint, and the external surface of described hollow drill is provided with helical blade.
2. drilling pore-forming inner screw slurry mud Hoisting System according to claim 1, is characterized in that, described helical blade is welded on described hollow drill.
3. drilling pore-forming inner screw slurry mud Hoisting System according to claim 2, is characterized in that, described helical blade is arranged on the hypomere of described hollow drill, the 1/4-1/2 of the total length that the length of described helical blade is described hollow drill.
4. drilling pore-forming inner screw slurry mud Hoisting System according to claim 3, is characterized in that, the diameter of described helical blade is less than the diameter of described drill bit.
5. drilling pore-forming inner screw slurry mud Hoisting System according to claim 4, it is characterized in that, described drill bit comprises a drill bit waistband, described drill bit waistband comprises a circular base slab, and several taper muscle that arrange downwards along the vertical direction of described circular base slab, described several taper muscle converge at a summit;
Described several taper muscle are provided with the some groups of carbide buttons that misplace up and down along the concentric circles of its differing heights;
On the summit that described several taper muscle converge, be provided with guide-localization round steel.
6. drilling pore-forming inner screw slurry mud Hoisting System according to claim 5, is characterized in that, described drilling rod comprises some drill pipe section, adopts screwed flange to connect between adjacent drill pipes section.
7. according to the drilling pore-forming inner screw slurry mud Hoisting System described in claim 1 to 6 any one, it is characterized in that, described background processing system is screenings separation equipment, one end of described screenings separation equipment is connected with described slush pump by described the second pipe-line system, and the other end inserts the aperture place of described drilling pore-forming by the first pipe-line system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410262597.7A CN104074462A (en) | 2014-06-13 | 2014-06-13 | Drilling hole forming internal screw rod slurry hoisting system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410262597.7A CN104074462A (en) | 2014-06-13 | 2014-06-13 | Drilling hole forming internal screw rod slurry hoisting system |
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| CN104074462A true CN104074462A (en) | 2014-10-01 |
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| CN201410262597.7A Pending CN104074462A (en) | 2014-06-13 | 2014-06-13 | Drilling hole forming internal screw rod slurry hoisting system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111827896A (en) * | 2020-07-22 | 2020-10-27 | 山东鼎鲁建筑有限公司 | Pore-forming device of mud is taken out in construction foundation construction |
Citations (8)
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|---|---|---|---|---|
| JPH11117651A (en) * | 1997-10-17 | 1999-04-27 | Teruo Koi | Method and device for drilling hole in foundation ground |
| JP4221487B2 (en) * | 1999-07-30 | 2009-02-12 | 三谷セキサン株式会社 | Method of preventing biting in medium digging method and pile hole digging rod for medium digging |
| CN101713278A (en) * | 2009-11-19 | 2010-05-26 | 江苏扬建集团有限公司 | Drilling pouring pile hole formation one-pile double-machine construction method |
| CN101962949A (en) * | 2009-07-23 | 2011-02-02 | 北京中岩大地工程技术有限公司 | Long spiral double-pipe high-pressure stir-jet grouting pile construction method and device |
| CN203145836U (en) * | 2013-03-07 | 2013-08-21 | 上海山顺土木工程技术有限公司 | Forced cutting drill bit for soft foundation cast-in-situ pile |
| CN103362461A (en) * | 2013-07-08 | 2013-10-23 | 阙列东 | Long spiral drilling machine and drill bit thereof |
| CN203271587U (en) * | 2013-05-06 | 2013-11-06 | 上海山顺土木工程技术有限公司 | Drilling-type fast pore-forming system |
| CN203891762U (en) * | 2014-06-13 | 2014-10-22 | 上海市机械施工集团有限公司 | Screw lifting system for slurry in drilled hole |
-
2014
- 2014-06-13 CN CN201410262597.7A patent/CN104074462A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11117651A (en) * | 1997-10-17 | 1999-04-27 | Teruo Koi | Method and device for drilling hole in foundation ground |
| JP4221487B2 (en) * | 1999-07-30 | 2009-02-12 | 三谷セキサン株式会社 | Method of preventing biting in medium digging method and pile hole digging rod for medium digging |
| CN101962949A (en) * | 2009-07-23 | 2011-02-02 | 北京中岩大地工程技术有限公司 | Long spiral double-pipe high-pressure stir-jet grouting pile construction method and device |
| CN101713278A (en) * | 2009-11-19 | 2010-05-26 | 江苏扬建集团有限公司 | Drilling pouring pile hole formation one-pile double-machine construction method |
| CN203145836U (en) * | 2013-03-07 | 2013-08-21 | 上海山顺土木工程技术有限公司 | Forced cutting drill bit for soft foundation cast-in-situ pile |
| CN203271587U (en) * | 2013-05-06 | 2013-11-06 | 上海山顺土木工程技术有限公司 | Drilling-type fast pore-forming system |
| CN103362461A (en) * | 2013-07-08 | 2013-10-23 | 阙列东 | Long spiral drilling machine and drill bit thereof |
| CN203891762U (en) * | 2014-06-13 | 2014-10-22 | 上海市机械施工集团有限公司 | Screw lifting system for slurry in drilled hole |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111827896A (en) * | 2020-07-22 | 2020-10-27 | 山东鼎鲁建筑有限公司 | Pore-forming device of mud is taken out in construction foundation construction |
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Application publication date: 20141001 |