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WO2014058169A1 - Appareil de fissuration de lit rocheux à l'aide d'une bombe à glace de la forme d'un baril de poudre - Google Patents

Appareil de fissuration de lit rocheux à l'aide d'une bombe à glace de la forme d'un baril de poudre Download PDF

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Publication number
WO2014058169A1
WO2014058169A1 PCT/KR2013/008724 KR2013008724W WO2014058169A1 WO 2014058169 A1 WO2014058169 A1 WO 2014058169A1 KR 2013008724 W KR2013008724 W KR 2013008724W WO 2014058169 A1 WO2014058169 A1 WO 2014058169A1
Authority
WO
WIPO (PCT)
Prior art keywords
packer
rock
bomb
nitrogen
ice
Prior art date
Application number
PCT/KR2013/008724
Other languages
English (en)
Korean (ko)
Inventor
김동현
Original Assignee
한국철도기술연구원
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 한국철도기술연구원 filed Critical 한국철도기술연구원
Priority to EP13844595.2A priority Critical patent/EP2907967B1/fr
Publication of WO2014058169A1 publication Critical patent/WO2014058169A1/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C37/00—Other methods or devices for dislodging with or without loading
    • E21C37/06—Other methods or devices for dislodging with or without loading by making use of hydraulic or pneumatic pressure in a borehole

Definitions

  • the present invention relates to a rock cracking device using a blast bomb-shaped ice bomb, and more specifically, to form a punching hole in the rock by using a mill factory, a sealed tube filled with water inside the drilling hole using the injection device
  • the present invention relates to a rock cracking device using an explosive blast-shaped ice bomb, which makes cracking a rock by using the principle of expanding the volume when water freezes by injecting liquefied nitrogen into the rock.
  • TBM Tunnel Boring Machine
  • Such a tunnel drilling device rotates a disk-shaped drilling head to which bits and cuts are attached to excavate the entire cross section of the tunnel at once, or freely move the required cross section by freely moving a drum to which the bits and cuts are attached.
  • Such a tunnel rig is particularly effective when constructing a tunnel on a relatively hard ground such as a mountainous area.
  • the technical feature is the center provided at the tip end when rotating by the drive means (13)
  • the core drill 12 drills the central groove, and the center 14 along the axial direction and the central axis 10, which is coupled to the piston 14 for the forward and backward movement in the middle of the longitudinal direction rotatably through the slide sheet
  • the shaft 10 is rotatably coupled, and the piston 14 is inserted into the slide back and forth inside the slide space 22 so as to advance back and forth a predetermined section in accordance with the hydraulic force to move forward and backward the central axis 10.
  • the central portion of the cylinder member 20 and the rotating plate 31 having a fitting is inserted into the tip drill coupling portion of the central shaft 10 to be integrally coupled, the core tube 32 on the edge of the rotating plate 31 is the central core Forward by the length of the drill 12 Is coupled to protrude to, the cutting bite for forming the core groove is coupled to the front edge of the core tube 32, at least one or more so that the operator can pass along the circumference on the circumference of the rotating plate 31
  • It has an operator guide hole 34 and is coupled to the outer core groove punching member 30 and the outer side of the cylinder member 20 to rotate together with the central axis 10 and to the outer core groove punching member 30
  • Detachable to the support member 40 and the rotating plate 31 of the outer core groove punched member 30 is selectively fixed to the inner wall of the hole through a plurality of jacks 41 provided on the inner wall of the hole formed by the outer end
  • At least one shredding core drill member 50 which is coupled to each other and is provided at its front end by the
  • Korean Utility Model Registration No. 0368000 rotates a disk-shaped drilling head with bits, cuts, etc. to excavate the entire cross section of the tunnel at once, or freely move the drum with the bit cuts freely.
  • an object of the present invention is to form a punching hole using a punching mill in the rock, and injecting a tube and liquefied nitrogen containing water in the drilling hole, the water frozen It is to provide a rock cracking device that makes it easy to break the rock by inducing a crack in the rock using the property of expanding when.
  • an object of the present invention is to form a flange at the end of the injection device when the nitrogen is injected into the drill hole formed in the rock by using a milling machine, to stably seal the inlet of the drilling hole, the nitrogen injection provided in the injection device
  • it is to provide a rock cracking device that makes it easier to induce cracks in the rock by freezing expansion of the water tube itself.
  • an object of the present invention is to inject nitrogen into the drilling hole formed in the rock using a drilling mill, and after sealing the inlet of the drilling hole using a packer, the nozzle of the injection device through the through hole of the packer inside the drilling hole It is to provide a rock cracking device to inject liquefied nitrogen into the rock to stably induce cracks in the rock by freezing expansion of the water tube.
  • an object of the present invention is to seal the inlet of the drilling hole using a packer when injecting water and nitrogen into the drilling hole formed in the rock, this time, by providing a tube in which water is accommodated in the packer, It is possible to omit the step of injecting is to provide a rock cracking device that can induce cracks in the rock more quickly.
  • an object of the present invention is to form a hole in the rock by using a drill mill, the cracks are formed in the inside of the hole, the water is leaked to the outside during the injection of water, the gel (gel) inside the rock
  • a rock cracking device that can stably induce a crack in the rock.
  • the present invention for solving this problem
  • a packer inserted into and fixed to an inlet of a hole formed in the rock, an inner tube provided in the packer to receive water therein, an injection device connected to the packer, and a nitrogen injection installed in the injection device to penetrate the packer And a supply unit connected to the nozzle and the injection device to supply liquefied nitrogen.
  • the packer is characterized in that the nitrogen discharge pipe is provided.
  • the outer side of the inner tube is characterized in that the outer tube is further provided.
  • the nitrogen injection nozzle is characterized in that for injecting nitrogen between the inner tube and the outer tube.
  • the outer peripheral surface of the inner tube is characterized in that the first pressing projection is further formed.
  • the inner peripheral surface of the outer tube is characterized in that the second pressing projection is further formed.
  • the packer is inserted into the drilling hole, it is characterized in that the gel or sand is injected.
  • the packer is characterized in that it is installed to be sealed at the inlet of the drilling hole.
  • the packer is characterized in that it is inserted into the inner hole.
  • the drill hole is formed in the rock using a punching mill, the tube containing the water and the liquefied nitrogen are injected into the drill hole, and the rock is cracked by using the property of expanding when water freezes. By inducing, there is an effect that can easily fracture the rock.
  • a flange is formed at the end of the injection device to stably seal the inlet of the drilled hole, and the nitrogen injection nozzle provided in the injection device.
  • the present invention is to inject nitrogen into the drilled hole formed in the rock using a punching mill, after sealing the inlet of the punching hole using a packer, the nozzle of the injection device is liquefied into the drilled hole through the packer through the hole
  • nitrogen there is an effect of stably inducing cracks in the rock by freezing expansion of the water tube.
  • the inlet of the drill holes is sealed using a packer.
  • water is injected by providing a tube in which water is accommodated inside the packer. Since the process can be omitted, it is effective to induce cracks in the rock more quickly.
  • FIG. 1 is a cross-sectional view of a conventional tunnel excavator.
  • FIG. 2 is a cross-sectional view taken along line B′-B ′ of FIG. 1.
  • Figure 3 is a conceptual diagram of a rock cracking device using a powder bomb casings according to the present invention.
  • FIG. 4 is a conceptual diagram of a rock cracking device using a powder bomb casing according to another embodiment of the present invention.
  • FIG. 5 is a conceptual diagram of a rock cracking device using a powder bomb casing according to another embodiment of the present invention.
  • FIG. 6 is a conceptual diagram of a rock cracking device using a powder bomb casings according to another embodiment of the present invention.
  • FIG. 7 is a conceptual diagram of a rock cracking device using a powder bomb casings according to another embodiment of the present invention.
  • FIG. 8 is a conceptual diagram of a rock cracking device using a powder bomb in accordance with another embodiment of the present invention.
  • FIG. 9 is a conceptual diagram of a rock cracking device using a fire bomb in the form of gunpowder according to another embodiment of the present invention.
  • FIG. 10 is a conceptual diagram of a double vacuum tube used in the rock cracking device using the blast bomb type ice bomb according to the present invention.
  • FIG 3 is a conceptual diagram of a rock crack device using a powder bomb in the form of gunpowder according to the present invention
  • Figure 4 is a conceptual diagram of a rock crack device using a powder bomb in the form of gunpowder in accordance with another embodiment of the present invention
  • Figure 5 Is a conceptual diagram of a rock crack device using a powder bomb in accordance with another embodiment of the present invention
  • Figure 6 is a conceptual diagram of a rock crack device using a powder bomb in accordance with another embodiment of the present invention.
  • 7 is a conceptual diagram of a rock cracking device using a powder bomb in accordance with another embodiment of the present invention
  • Figure 8 is a rock crack using a powder bomb in the form of a bomb according to another embodiment of the present invention.
  • Figure 9 is a conceptual diagram of the device
  • Figure 9 is a conceptual diagram of a rock cracking device using a powder bomb in accordance with another embodiment of the present invention
  • Figure 10 is a gunpowder according to the present invention
  • the present invention relates to a rock cracking device using a blast bomb type ice bomb as shown in FIG. 3 is a rock bed using a variety of drilling devices (not shown), such as laser drill, rock drill, point board reel, water jet, etc.
  • drilling devices such as laser drill, rock drill, point board reel, water jet, etc.
  • the packer 200 is inserted and fixed to the inlet of the punching hole 310 and the injection device (100 ') and the packer 200 connected to the packer 200
  • It is provided in the inner tube 230 to receive water therein and is installed in the injection device (100 ') is connected to the nitrogen injection nozzle 130 and the injection device (100') passing through the packer 200 to liquefy Consists of a supply unit for supplying nitrogen (not shown), the configuration of the supply unit for supplying liquefied nitrogen is well known, so a detailed description thereof will be omitted.
  • the injection device 100 ′ injects liquefied nitrogen into the outside of the inner tube 230 through the nitrogen injection nozzle 130 to rapidly cool the water contained in the inner tube 230, thereby changing to ice.
  • one side of the packer 200 is provided with a nitrogen discharge pipe 250 for discharging nitrogen injected through the nitrogen injection nozzle 130, the nitrogen discharge pipe 250 is connected to the injection device (100 '). It is discharged to the outside through the injection device (100 ').
  • the nitrogen injection nozzle 130 and the nitrogen discharge pipe 250 is made of a vacuum double pipe, as shown in Figure 10, the vacuum double pipe is composed of the inner tube 132 and the outer tube 134, Between the inner tube 132 and the outer tube 134 is made of a vacuum.
  • the technique of the present invention can also be applied to the conventional TBM (rotational cut excavation) method or NATM method (puncture and gunpowder blasting).
  • the injection device (100 ') may be installed to be connected to the nitrogen discharge pipe 250, as shown in Figure 4, is not connected to the nitrogen discharge pipe 250, it is installed in the packer 200, Nitrogen may be directly discharged to the outside through the nitrogen discharge pipe 250.
  • the outer side of the inner tube 230, the outer tube 240 is further provided, the nitrogen injection nozzle 130 passing through the packer 200 is the inner tube 230 And nitrogen is injected between the outer tube 240.
  • the nitrogen discharge pipe 250 is also located between the outer tube 240 and the inner tube 230, to discharge the injected nitrogen to the outside.
  • the inner tube 230 is formed of a metal material
  • the outer tube 240 is formed of a rubber material.
  • the nitrogen injection nozzle 130 and the nitrogen discharge pipe 250 are all made of the above-described vacuum double pipe.
  • the outer circumferential surface of the inner tube 230, the first pressing projection 232 is formed at a predetermined interval, the nitrogen injection nozzle 130 and the nitrogen discharge pipe 250 is the first The pressure protrusion 232 is located between.
  • the first pressing projection 232 pressurizes the outer tube 240, accordingly of the drilling hole 310 Since the inner circumferential surface is pressed, the punching hole 310 is pressed at a higher pressure by the first pressing protrusion 232, thereby causing cracks more easily.
  • the convective heat transfer efficiency of the injected liquefied nitrogen is increased, and the expansion force collapses into small pieces during expansion. This is evenly distributed.
  • the gel 320 and the sand 330 may prevent fine cracks formed on the inner circumferential surface of the drilling hole 310, thereby preventing the liquid nitrogen injected into the drilling hole 310 from leaking to the outside. If the above-described tube 220, the inner tube 230, the outer tube 240 is installed in the 200, the separation between the drilling hole 310 and the tube 220, the inner tube 230, the outer tube 240 As the space fills up, when the water turns to ice, the expanding pressure is increased to make the crack easier to induce.
  • the diameter of the packer 200 is formed to be the same or slightly larger than the inner diameter of the inlet of the drilling hole 310 is coupled to the inlet in the inlet is completely sealed at the inlet, when the water changes to ice, the pressure to expand Can be made larger.
  • the sand 330 can use both wet or dry sand.
  • the outer diameter of the tube 220, the inner and outer tubes 230, 240 and the packer 200 is formed smaller than the inner diameter of the drilling hole 310, it is easy to inject wet or dry sand and the drilling hole Fully insert into 310.
  • the present invention relates to a rock cracking device using a blast bomb-shaped ice bomb, and more specifically, to form a punching hole in the rock by using a mill factory, a sealed tube filled with water inside the drilling hole using the injection device
  • the present invention relates to a rock cracking device using an explosive blast-shaped ice bomb, which makes cracking a rock by using the principle of expanding the volume when water freezes by injecting liquefied nitrogen into the rock.

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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)

Abstract

La présente invention concerne un appareil de fissuration de lit rocheux utilisant une bombe à glace de la forme d'un baril de poudre et, en particulier, un appareil de fissuration de lit rocheux utilisant une bombe à glace de la forme d'un baril de poudre, permettant d'effectuer un trou perforé dans un lit rocheux grâce à un appareil de perforation et d'injecter, dans le trou perforé, un tube scellé rempli d'eau et de l'azote liquide en utilisant un appareil d'injection afin de provoquer des fissures dans le lit rocheux en utilisant le principe selon lequel l'eau se dilate en volume lorsqu'elle est gelée et ainsi de broyer plus facilement le lit rocheux. La présente invention est caractérisée en ce qu'elle comprend : une garniture insérée fixement dans l'entrée d'un trou perforé formé dans un lit rocheux ; un tube intérieur qui est situé dans la garniture et contient de l'eau ; un appareil d'injection raccordé à la garniture ; une buse d'injection d'azote qui est installée dans l'appareil d'injection et passe au travers de la garniture ; et une unité d'alimentation raccordée à l'appareil d'injection de façon à fournir de l'azote liquide.
PCT/KR2013/008724 2012-10-10 2013-09-30 Appareil de fissuration de lit rocheux à l'aide d'une bombe à glace de la forme d'un baril de poudre WO2014058169A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP13844595.2A EP2907967B1 (fr) 2012-10-10 2013-09-30 Appareil de fissuration de lit rocheux à l'aide d'une bombe à glace de la forme d'un baril de poudre

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2012-0112376 2012-10-10
KR1020120112376A KR101415124B1 (ko) 2012-10-10 2012-10-10 화약통 형태의 얼음폭탄을 이용한 암반 크랙 장치

Publications (1)

Publication Number Publication Date
WO2014058169A1 true WO2014058169A1 (fr) 2014-04-17

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PCT/KR2013/008724 WO2014058169A1 (fr) 2012-10-10 2013-09-30 Appareil de fissuration de lit rocheux à l'aide d'une bombe à glace de la forme d'un baril de poudre

Country Status (3)

Country Link
EP (1) EP2907967B1 (fr)
KR (1) KR101415124B1 (fr)
WO (1) WO2014058169A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107905787A (zh) * 2017-11-17 2018-04-13 成都凯隆机械维修有限公司 便于搬运的高效致裂器

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101510410B1 (ko) * 2013-10-14 2015-04-08 한국철도기술연구원 터널굴착용 얼음폭탄 카트리지
KR101665845B1 (ko) * 2015-01-15 2016-10-12 한국해양대학교 산학협력단 무소음화학팽창제를 이용한 해양암반 해체공법

Citations (5)

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Publication number Priority date Publication date Assignee Title
JPH05118188A (ja) * 1991-10-30 1993-05-14 Kumagai Gumi Co Ltd 破砕方法
JPH09273143A (ja) * 1996-04-05 1997-10-21 Kyushu Electric Power Co Inc 岩盤の掘削工法
KR200215836Y1 (ko) * 2000-10-16 2001-03-15 주식회사우대기술단 암반절개장치
KR100368000B1 (ko) 1999-03-24 2003-01-14 조성환 카메라용 링 라이트 가이드 장치
KR100614795B1 (ko) * 2005-05-27 2006-08-22 강병수 냉각 팽창력을 이용한 무진동 암반파쇄장치 및암반파쇄방법

Family Cites Families (5)

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Publication number Priority date Publication date Assignee Title
US1920094A (en) * 1928-05-19 1933-07-25 Dryice Equipment Corp Method and apparatus for generating and using high pressure
US2145473A (en) * 1938-03-12 1939-01-31 Karl P Billner Method of and apparatus for cleaving or splitting rock or the like
DE2364340C3 (de) * 1973-12-22 1979-05-03 Linde Ag, 6200 Wiesbaden Verfahren zum Sprengen
JPS58113470A (ja) * 1981-08-31 1983-07-06 新技術企業株式会社 コンクリ−ト、岩石などの破砕方法及び装置
JPS59161563A (ja) * 1983-03-04 1984-09-12 東洋基礎工業株式会社 コンクリ−トなどから成る構造体の造成法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05118188A (ja) * 1991-10-30 1993-05-14 Kumagai Gumi Co Ltd 破砕方法
JPH09273143A (ja) * 1996-04-05 1997-10-21 Kyushu Electric Power Co Inc 岩盤の掘削工法
KR100368000B1 (ko) 1999-03-24 2003-01-14 조성환 카메라용 링 라이트 가이드 장치
KR200215836Y1 (ko) * 2000-10-16 2001-03-15 주식회사우대기술단 암반절개장치
KR100614795B1 (ko) * 2005-05-27 2006-08-22 강병수 냉각 팽창력을 이용한 무진동 암반파쇄장치 및암반파쇄방법

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107905787A (zh) * 2017-11-17 2018-04-13 成都凯隆机械维修有限公司 便于搬运的高效致裂器
CN107905787B (zh) * 2017-11-17 2020-11-24 成都凯隆机械维修有限公司 便于搬运的高效致裂器

Also Published As

Publication number Publication date
EP2907967A1 (fr) 2015-08-19
EP2907967A4 (fr) 2016-11-02
KR101415124B1 (ko) 2014-07-04
EP2907967B1 (fr) 2017-11-15
KR20140046203A (ko) 2014-04-18

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