KR940004153A - Ground Stability Formation Method - Google Patents

Ground Stability Formation Method Download PDF

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Publication number
KR940004153A
KR940004153A KR1019920015447A KR920015447A KR940004153A KR 940004153 A KR940004153 A KR 940004153A KR 1019920015447 A KR1019920015447 A KR 1019920015447A KR 920015447 A KR920015447 A KR 920015447A KR 940004153 A KR940004153 A KR 940004153A
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KR
South Korea
Prior art keywords
nozzle
injection
ground
mixed solution
mixed
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Application number
KR1019920015447A
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Korean (ko)
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KR960002373B1 (en
Inventor
와타루 나카니시
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임병구
주식회사 표준개발
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Priority to KR1019920015447A priority Critical patent/KR960002373B1/en
Publication of KR940004153A publication Critical patent/KR940004153A/en
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Publication of KR960002373B1 publication Critical patent/KR960002373B1/en

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    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
    • E02D3/02—Improving by compacting
    • E02D3/10—Improving by compacting by watering, draining, de-aerating or blasting, e.g. by installing sand or wick drains

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Structural Engineering (AREA)
  • Agronomy & Crop Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Soil Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)

Abstract

본 발명은 지반안정층 조성공법에 관한 것으로, 궤도부지나 도로부지와 같이 진동을 심하게 받는 지반을 안정화시키기 위해, 앞끝부위측벽에 핵노즐(21), 주위노즐(22), 외주노즐(23)등으로 중합구조를 이룬 노즐(2)이 설치된 주입로드(1)를 소정깊이로 대상지반에 삽입한 다음 고흡수성물질용액, 아스팔트유제와 시멘트밀크의 혼합용액, 고압공기등을 초고압으로 압송하여 상기 분사노즐(2)로부터 분사하면서 주입로드(1)를 후퇴시킴으로써, 혼합용액등의 분류에 의해 주변토양을 절삭함과 더불어 혼합용액을 주입시켜 분류궤적에 따른 지반안정층이 조성되도록 되어 있다.The present invention relates to a ground stable layer composition method, the core nozzle 21, the peripheral nozzle 22, the outer nozzle (23) to the front end side wall in order to stabilize the ground subjected to severe vibration, such as the track site or road site Insert the injection rod (1) provided with a nozzle (2) having a polymerization structure into the target ground to a predetermined depth, and then pressurize the superabsorbent solution, the asphalt solution and the cement milk, the high pressure air, etc. at a very high pressure. By retracting the injection rod 1 while spraying from the injection nozzle 2, the surrounding soil is cut by the classification of the mixed solution and the like, and the mixed solution is injected to form the ground stability layer according to the classification trajectory.

Description

지반안정층 조성공법Ground Stability Formation Method

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 1실시예 시공상황을 나타낸 전체설명도.1 is an overall explanatory diagram showing a construction situation of one embodiment of the present invention.

제2도는 주입로드 앞끝부위의 종단면확대도.2 is an enlarged longitudinal section of the front end of the injection rod.

제3도는 막형상 주입층을 쓴 시공례의 사시도.3 is a perspective view of a construction example using a film injection layer.

제4도는 가동형상 주입층을 써서 지중매설물을 고정시키는 시공례의 사시도.4 is a perspective view of a construction example for fixing underground works using a movable injection layer.

Claims (5)

앞끝부위측벽에 분사노즐(2)이 설치된 주입로드(1)를 대상지반에 삽입하여 소정깊이에 도달하면 아스팔트유제에 시멘트밀크를 혼합한 혼합용액을 초고압으로 압송해서 분사노즐(2)로부터 혼합용액을 고압고속분류로 분사하면서 주입로드(1)를 후퇴시킴으로써, 혼합용액분류에 의해 주변토양이 절삭되도록 함과 더불어 혼합용액을 주입시켜 분류궤적에 따라 지반안정층을 조성하도록 된 것을 특징으로 하는 지반안정층 조성공법.When the injection rod 1 having the injection nozzle 2 installed on the front end side wall is inserted into the target ground and reaches a predetermined depth, the mixed solution mixed with cement milk and asphalt milk is pressurized at an ultra-high pressure and the mixed solution from the injection nozzle 2 is applied. The reinforcing rod 1 is retracted while spraying at a high pressure and high speed classification, so that the surrounding soil is cut by the mixed solution classification and the mixed solution is injected to form a ground stable layer according to the classification trajectory. Stable layer composition method. 제1항에 있어서, 상기 주입로드(1)를 후퇴시킬 때 임의의 회동동작을 부여함으로써, 혼합용액분류가 주변토양을 절삭하고 교반하여 혼합하도록 해서, 분류의 동작궤적에 따른 형상의 지반안정층을 조성하도록 된 것을 특징으로 하는 지반안정층 조성공법.The ground stabilized layer according to claim 1, wherein the mixed solution fraction is cut, agitated, and mixed by providing an arbitrary rotational motion when the injection rod 1 is retracted. Geotechnical layer composition method characterized in that to form a. 제1항에 있어서, 상기 분사노즐(2)이 핵노즐(21)과 주위노즐(22)로 이루어진 중합노즐로 되어, 핵노즐(21)로부터는 고흡수성물질용액을, 주위노즐(22)로부터는 아스팔트유제와 시멘트밀크가 혼합된 혼합용액을 각각 분사시키도록 된 것을 특징으로 하는 지반안정층 조성공법.2. The injection nozzle (2) according to claim 1, wherein the injection nozzle (2) is a polymerization nozzle consisting of a nucleus nozzle (21) and a peripheral nozzle (22), and a superabsorbent solution from the nuclear nozzle (21) is discharged from the peripheral nozzle (22). Ground stabilization layer composition method characterized in that to spray each of the mixed solution of asphalt emulsion and cement milk mixed. 제1항에 있어서, 상기 주입로드(1)에 상기 분사노즐(2)의 분사방향과는 접촉하지 않는 방향으로 개구되는 슬럿지흡입구멍(7)과 슬럿지배출통로(71)가 마련되어, 발생하는 슬럿지를 흡인하면서 분사주입하도록 된 것을 특징으로 하는 지반안정층 조성공법.A sludge suction hole (7) and a sludge discharge passage (71) are formed in the injection rod (1) and are opened in a direction not in contact with the injection direction of the injection nozzle (2). Ground stable layer composition method characterized in that the injection injection while sucking. 제1항에 있어서, 상기 주입노즐(2)이 핵노즐(21)과 주위노즐(22) 및 외주노즐(23)로 3중으로 중합된 3중중합노즐로 이루어져, 핵노즐(21)로부터는 고흡수성물질용액을, 주위노즐(22)로부터는 아스팔트유제와 시멘트밀크가 혼합된 혼합용액을, 외주노즐(23)로부터는 공기를 각각 분사하도록 된 것을 특징으로 하는 지반안정층 조성공법.2. The injection nozzle (2) according to claim 1, wherein the injection nozzle (2) consists of a triple polymerization nozzle that is triple-polymerized into a nuclear nozzle (21), a peripheral nozzle (22), and an outer circumferential nozzle (23). A ground stable layer composition method, characterized in that the absorbent material solution is sprayed from the surrounding nozzle (22), the mixed solution in which the asphalt emulsion and cement milk are mixed, and from the outer nozzle (23). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019920015447A 1992-08-27 1992-08-27 Method for injecting hardening agent into ground KR960002373B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019920015447A KR960002373B1 (en) 1992-08-27 1992-08-27 Method for injecting hardening agent into ground

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019920015447A KR960002373B1 (en) 1992-08-27 1992-08-27 Method for injecting hardening agent into ground

Publications (2)

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KR940004153A true KR940004153A (en) 1994-03-14
KR960002373B1 KR960002373B1 (en) 1996-02-16

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KR1019920015447A KR960002373B1 (en) 1992-08-27 1992-08-27 Method for injecting hardening agent into ground

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100462466B1 (en) * 2001-08-14 2004-12-17 표준이씨 주식회사 A Method for preparing the ground stiffening layer and Device the same

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20150144454A (en) * 2014-06-16 2015-12-28 현대중공업 주식회사 Apparatus for Drilling Ground and Method for Drilling Ground using the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100462466B1 (en) * 2001-08-14 2004-12-17 표준이씨 주식회사 A Method for preparing the ground stiffening layer and Device the same

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KR960002373B1 (en) 1996-02-16

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