+

WO2009119990A1 - Engin de forage et procédé de forage faisant appel à ce dernier - Google Patents

Engin de forage et procédé de forage faisant appel à ce dernier Download PDF

Info

Publication number
WO2009119990A1
WO2009119990A1 PCT/KR2009/001330 KR2009001330W WO2009119990A1 WO 2009119990 A1 WO2009119990 A1 WO 2009119990A1 KR 2009001330 W KR2009001330 W KR 2009001330W WO 2009119990 A1 WO2009119990 A1 WO 2009119990A1
Authority
WO
WIPO (PCT)
Prior art keywords
out casing
casing
ground
section
cross
Prior art date
Application number
PCT/KR2009/001330
Other languages
English (en)
Korean (ko)
Inventor
백남진
Original Assignee
Back Nam Jin
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Back Nam Jin filed Critical Back Nam Jin
Publication of WO2009119990A1 publication Critical patent/WO2009119990A1/fr

Links

Images

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
    • E02D7/02—Placing by driving
    • E02D7/06—Power-driven drivers
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D17/00—Excavations; Bordering of excavations; Making embankments
    • E02D17/13—Foundation slots or slits; Implements for making these slots or slits
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
    • E02D7/28—Placing of hollow pipes or mould pipes by means arranged inside the piles or pipes
    • 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
    • E21B10/00—Drill bits
    • E21B10/02—Core bits
    • 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
    • E21B7/20—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2200/00—Geometrical or physical properties
    • E02D2200/16—Shapes
    • E02D2200/1607—Shapes round, e.g. circle
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2200/00—Geometrical or physical properties
    • E02D2200/16—Shapes
    • E02D2200/165—Shapes polygonal

Definitions

  • the present invention relates to a ground drilling device used in the construction field and a ground drilling method using the same.
  • FIG. 1 shows a drilling system using an out casing (steel pipe) 1 and a bit part 2 as a typical conventional drilling method.
  • the earth and sand of a bottom surface are grind
  • the pulverized product is emitted to the upper part of the out casing 1 while the air injected into the connecting rod 3 connected to the bit part 2 is injected at a high pressure.
  • the out casing 1 is inserted in the ground by rotating the out casing 1 in the direction opposite to the rotation direction of the bit part 2.
  • the present invention is to provide a ground drilling apparatus and ground drilling method using an out casing having a polygonal cross section of the outer circumferential surface.
  • the outer peripheral surface of the outer casing is a polygon
  • the blow generator coupled to the out casing so that the out casing is inserted into the ground and strikes in the longitudinal direction of the out casing, the out casing
  • a ground perforation device including a bit portion formed to be inserted therethrough, and a connection rod connected to the bit portion to transfer a rotational force transmitted from the outside to the bit portion.
  • the outer circumferential surface of the out casing may be rectangular.
  • the cross section of the inner circumferential surface of the out casing may be a circular through.
  • the blow generator may include a clamp installed to hold the side of the out casing, and a driving unit for applying a blow to the clamp.
  • a ground drilling method comprising operating a combined blow generator to strike the out casing in the longitudinal direction and to drill the ground by rotating the bit portion.
  • the cross-section of the inner circumferential surface of the out casing is a penetrating circular shape, and after the step (c), by (d) inserting a beam having a protrusion formed on one side inside the out casing, the edge of the other side of the beam is the out casing It may further include the step of being in close contact with the inner wall.
  • the beam is H-shaped, and after the step (d), (e) inserting a filler in the space consisting of the other side of the beam and the inner wall of the out casing, (f) the remaining in the outer casing inner space
  • the method may further include inserting a ready-mixed concrete.
  • the filler may be any one selected from the group consisting of sand, earth and sand or mixtures thereof.
  • the cross section of the inner circumferential surface of the out casing is a circular through, and after the step (c), (g) a projection is formed on one side inside the out casing, the other side is a beam combined with a filler that occupies space in a half moon shape
  • the method may further include filling a space formed between the other side of the beam and the out casing.
  • the beam is H-shaped, and after the step (g), (h) may further comprise the step of inserting the ready-mixed concrete into the remaining space of the out casing.
  • Filler may be any one selected from the group consisting of strofoam, vinyl.
  • a polygonal out casing can be inserted into the ground using a blow generator, so that the contact surface between the out casings is widened.
  • one side of the beam to be inserted into the out casing by filling the filler can be easily exposed to the outside later.
  • FIG. 1 is a cross-sectional view of the ground drilling apparatus according to the prior art.
  • Figure 2 is a perspective view of the underground wall formed by the ground drilling method according to the prior art.
  • Figure 3 is a longitudinal sectional view of the lower end of the out casing of the ground drilling apparatus according to the first embodiment of the present invention and a perspective view of the bit portion and the connecting rod embedded in the out casing.
  • Figure 4 is a side view of the blow generator coupled to the upper end of the out casing according to the first embodiment of the present invention.
  • Fig. 5 is a perspective view of the out casing according to the second embodiment of the present invention.
  • FIG. 6 is a cross-sectional view of the wall formed on the ground by the out casing according to the second embodiment of the present invention.
  • FIG. 7 is a cross-sectional view of an out casing in which the inner cross section is circular and the outer cross section is rectangular as a third embodiment of the present invention.
  • FIG. 8 is a cross-sectional view of various out casings according to a fourth embodiment of the present invention.
  • FIG. 9 is a flow chart of the ground drilling method according to a fifth embodiment of the present invention.
  • 10 to 14 is a process chart of the ground drilling method according to a fifth embodiment of the present invention.
  • An out casing having a polygonal cross section of an outer circumference, a blow generator coupled to the out casing to insert the out casing into the ground, and a blow generator striking in the longitudinal direction of the out casing, and a bit formed to be inserted through the out casing
  • the ground and the ground drilling apparatus is connected to the bit portion and includes a connecting rod for transmitting the rotational force transmitted from the outside to the bit portion.
  • Figure 3 is a longitudinal sectional view of the lower end of the out casing of the ground drilling apparatus according to the first embodiment of the present invention and a perspective view of the bit portion and the connecting rod embedded in the out casing. 4 shows a side view of the blow generator coupled to the upper end of the out casing according to the first embodiment of the invention.
  • the ground drilling apparatus 30 of the present embodiment is coupled to the out casing 31 so that the out casing 31 and the out casing 31 are inserted into the ground.
  • a blow generator (34) that strikes in the longitudinal direction of the (31), a bit portion (32) formed to be inserted through the out casing (31), and the bit portion (32) connected to the bit portion (32) It includes a connecting rod 33 for transmitting the rotational force transmitted from the outside to 32.
  • the bit portion 32 is coupled to the end of the connecting rod 33 which is rotated by receiving external power.
  • the thermal rod 33 and the bit portion 32 may be detachably coupled or may be made of an integral casting.
  • a plurality of protrusions are made of cemented carbide, and these protrusions are made by crushing rock in the ground.
  • the bit part 32 coupled to the end of the connecting rod 33 is installed through the out casing 31.
  • the combined outer casing 31 and the bit part 32 are placed on the ground to be punched, and ground drilling is started.
  • the bit part 32 rotates, and the out casing 31 strikes in the longitudinal direction.
  • Strike in the present embodiment is a linear movement made in the longitudinal direction of the out casing 31, a concept including a linear movement made by the strike.
  • the range in which the outer casing 31 is shaken to some extent by the impact is also a concept included in the striking motion of the out casing 31 of the present embodiment.
  • the out casing 31 Due to the impact of the longitudinal ice direction of the out casing 31, the out casing 31 easily penetrates the space removed by the bit portion 32 and is inserted into the ground. In this way, the outer casing 31 of the out casing 31 does not need to be circular because the out casing 31 does not rotate in the same direction as the bit portion 32 or in the opposite direction, but strikes in the longitudinal direction.
  • the blow generator 34 is a device that can be attached and detached to the out casing 31, it is largely composed of a clamp (341) for fastening the drive unit 342 and the out casing 31 and the drive portion 341 for generating a blow. . Inside the drive part 34, a motor or other internal combustion engine is comprised. The power of the drive unit 34 may be converted into a striking motion through the conversion process. 4 shows a state in which the blow generator 34 is coupled to the outer circumferential surface of the out casing 31.
  • the outer casing 31 is not rotated, but is inserted into the ground by hitting in the longitudinal direction, so that the outer circumferential surface of the out casing 31 can be variously modified. Since the shape of the out casing can be variously modified, it is not necessary to insist on a shape having a circular cross section of the outer circumferential surface as in the prior art.
  • FIG. 5 is a perspective view of an out casing according to a second embodiment of the present invention
  • FIG. 6 is a cross-sectional view of a wall formed on the ground with an out casing according to a second embodiment of the present invention.
  • the out casing 51 having a rectangular cross section of its outer circumferential surface. Since the outer circumferential surface has a planar shape instead of a circular shape, when the plurality of out casings 51 are connected and inserted into the ground as shown in FIG. 6, the contact area increases. When the underground wall is formed in this way, water leakage occurs between the contact surfaces of the out casing 51, or the soil is pushed out.
  • the contact force of the neighboring out casing 51 has an advantage of increasing the adhesion.
  • FIG. 7 is a cross-sectional view of an out casing in which the inner cross section is circular and the outer cross section is rectangular as a third embodiment of the present invention. It may be manufactured by inserting a circular existing out casing 712 into a rectangular inner casing 711.
  • FIG. 8 is a cross-sectional view of various out casings according to the fourth embodiment of the present invention.
  • FIG. 8A shows the out casing 81 in the form of connecting several out casings of FIG. 7.
  • 8B illustrates the out casing 82 in which the protrusion 811 and the guide groove 812 are formed on the outer circumferential surface thereof.
  • out casing 84 as shown in Figure 8 (d) can be combined with the A-shaped auxiliary material to the existing circular casing.
  • FIG. 9 is a flow chart of the ground drilling method according to a fifth embodiment of the present invention
  • Figures 10 to 14 is a process chart of the ground drilling method according to a fifth embodiment of the present invention.
  • the drawings of the first to fourth embodiments described above will also be described.
  • S51 is a step of preparing an outer casing whose cross section of the outer circumferential surface is polygonal.
  • the outer casing 50 has a rectangular outer circumferential surface.
  • the cross section of the inner circumferential surface may be the same as or different from the cross section of the outer circumferential surface, depending on whether one more circular casing is coupled as shown in FIG. 10.
  • S52 is a step where the bit is connected to the end of the connecting rod and inserted into the out casing.
  • the structure of this embodiment is the same as that of FIG. 3, and the bit portion is a portion necessary for drilling the ground.
  • S53 is a step of drilling the ground by hitting the out casing in the longitudinal direction by operating the blow generator coupled to the out casing, and by rotating the bit portion. As described above, the method of inserting the out casing into the ground using the blow generator without rotating the casing is described above.
  • the out casing 51 When the out casing 51 is continuously inserted adjacent to the ground, it becomes as sectional drawing of FIG. At this time, the cross section of the inner circumferential surface of the perforated out casing 51 is a perforated circle through which the beam 51 can be inserted as shown in FIG. 11. Beam 51 may be H-shaped.
  • a protrusion 523 is formed at one side 521 of the beam 51.
  • the projection 523 is such that when the H-shaped beam 52 is inserted into the inner wall of the out casing 51, one side 521 maintains a separation distance from the inner wall, whereas the corner of the other side 522 is in close contact with the inner wall. Be sure to As a result, as shown in FIG. 11, when the H-shaped beam 52 is inserted, the other side 522 of the beam 52 and the inner wall of the out casing 52 have a half moon-shaped closed shape.
  • the filling material 53 is filled in the half moon-shaped space formed by the other side of the beam 52 and the inner wall of the outer casing 52, and the ready-mixed concrete is disposed in the remaining space of the outer casing 52. 54).
  • the rebar may be filled with the ready-mixed concrete 54.
  • Filler 53 may be any one selected from the group consisting of sand, earth and sand or mixtures thereof.
  • the filler 53 may have a structure coupled to the other side 522 of the H-shaped beam 52 in a half moon shape as shown in FIG. 13B.
  • the material of the filler 53 may be any one of styrofoam, vinyl, and plywood.
  • the filler 53 is exposed as shown in FIG. 14.
  • the filler 53 is a material that can be easily removed, such as sand, earth and sand, styrofoam, the filler 52 may be easily exposed.
  • the beam 52 may be exposed only by removing the concrete. It took a lot of time and effort to remove this concrete.
  • the present invention can insert a polygonal out casing into the ground using a blow generator to widen the contact surface between the out casings.
  • one side of the beam to be inserted into the out casing by filling the filler can be easily exposed to the outside later.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)

Abstract

L'invention porte sur un engin de forage et sur un procédé de forage faisant appel à ce dernier. L'engin de forage selon l'invention comprend un tubage extérieur polygonal; un appareil de charge qui est monté sur le tubage extérieur et qui vient frapper sur ce dernier dans le sens longitudinal de manière à insérer le tubage extérieur dans le sol; un trépan que l'on insère dans le tubage extérieur après l'avoir passé à travers ce dernier; une tige de raccordement qui est reliée au trépan et qui lui transmet le couple reçu de l'extérieur. L'invention permet d'insérer divers tubages extérieurs polygonaux dans le sol.
PCT/KR2009/001330 2008-03-28 2009-03-17 Engin de forage et procédé de forage faisant appel à ce dernier WO2009119990A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020080028921A KR20090103366A (ko) 2008-03-28 2008-03-28 지반천공장치 및 이를 이용한 지반천공방법
KR10-2008-0028921 2008-03-28

Publications (1)

Publication Number Publication Date
WO2009119990A1 true WO2009119990A1 (fr) 2009-10-01

Family

ID=41114134

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2009/001330 WO2009119990A1 (fr) 2008-03-28 2009-03-17 Engin de forage et procédé de forage faisant appel à ce dernier

Country Status (2)

Country Link
KR (1) KR20090103366A (fr)
WO (1) WO2009119990A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000290994A (ja) * 1999-04-09 2000-10-17 Ishioka Kensetsu Kk 柱列状連続孔の削孔方法とインナーケーシング
US6915853B2 (en) * 2000-06-28 2005-07-12 Pgs Reservoir Consultants As Method and device for perforating a portion of casing in a reservoir
KR20050089656A (ko) * 2004-03-05 2005-09-08 윤은중 천공시스템 및 그 방법
KR200434400Y1 (ko) * 2006-09-24 2006-12-20 김문식 흙막이 물막이 설치용 케이싱
KR20070016292A (ko) * 2005-08-02 2007-02-08 다우씨엔디(주) 천공 및 항타 작업이 동시에 가능한 파일 시공장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000290994A (ja) * 1999-04-09 2000-10-17 Ishioka Kensetsu Kk 柱列状連続孔の削孔方法とインナーケーシング
US6915853B2 (en) * 2000-06-28 2005-07-12 Pgs Reservoir Consultants As Method and device for perforating a portion of casing in a reservoir
KR20050089656A (ko) * 2004-03-05 2005-09-08 윤은중 천공시스템 및 그 방법
KR20070016292A (ko) * 2005-08-02 2007-02-08 다우씨엔디(주) 천공 및 항타 작업이 동시에 가능한 파일 시공장치
KR200434400Y1 (ko) * 2006-09-24 2006-12-20 김문식 흙막이 물막이 설치용 케이싱

Also Published As

Publication number Publication date
KR20090103366A (ko) 2009-10-01

Similar Documents

Publication Publication Date Title
JP3454831B2 (ja) 掘削方法及びそのためのビット組立体
WO2010068013A9 (fr) Structure temporaire à parois de retenue de sol destinée à une réserve d'eau et à des travaux de drainage à faible profondeur
CN102877467A (zh) 一种钻孔灌注桩的筒体连接装置
CN106592591A (zh) 钻孔桩桩头整体破除施工方法
WO2010068014A9 (fr) Structure temporaire à parois de retenue de sol destinée à une réserve d'eau et à des travaux de drainage souterrains profonds
WO2009125927A1 (fr) Tubage externe et appareil de forage utilisant ce dernier
WO2019054678A1 (fr) Structure de renforcement de tête de pieu utilisant un trépan d'excavation, qui permet un alésage multi-étages et auquel est appliqué un dispositif d'accouplement d'enveloppe non soudé, et procédé de construction de pieu l'utilisant
WO2009119990A1 (fr) Engin de forage et procédé de forage faisant appel à ce dernier
KR20090103358A (ko) 지반천공장치 및 이를 이용한 지반천공방법
CN112982400A (zh) 护筒跟进型旋挖钻孔灌注桩钻具
WO2014189333A1 (fr) Ensemble tube accouplé à des brides et procédé d'installation de palplanches à l'aide dudit ensemble
KR20200004615A (ko) 지중 차수벽 시공방법
WO2014058169A1 (fr) Appareil de fissuration de lit rocheux à l'aide d'une bombe à glace de la forme d'un baril de poudre
EP1127477A1 (fr) Procede et dispositif de perforation fond-de-trou
WO2010093080A1 (fr) Excavatrice et procédé d'étayage souterrain polygonal
JP2000297592A (ja) 地山補強用鋼管の撤去方法
KR20120016737A (ko) 지반천공장비
WO2009116762A1 (fr) Appareil de forage du sol
KR100937170B1 (ko) 마이크로 파일을 시공함에 있어서 지반의 직진 천공공법
CN210288369U (zh) 一种管桩的头部加固装置
KR970027642A (ko) 멀티해머오가머신과 싱글해머오가머신을 복합한 지반굴착 방법과 그 장치
JP2006291571A (ja) 土壌サンプリング装置
JPH089271Y2 (ja) 掘削用ケーシングのチヤツク構造
JPS6229597B2 (fr)
KR100888858B1 (ko) 추진관

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 09725133

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 09725133

Country of ref document: EP

Kind code of ref document: A1

点击 这是indexloc提供的php浏览器服务，不要输入任何密码和下载