JPH0477631U - - Google Patents
Info
- Publication number
- JPH0477631U JPH0477631U JP11809490U JP11809490U JPH0477631U JP H0477631 U JPH0477631 U JP H0477631U JP 11809490 U JP11809490 U JP 11809490U JP 11809490 U JP11809490 U JP 11809490U JP H0477631 U JPH0477631 U JP H0477631U
- Authority
- JP
- Japan
- Prior art keywords
- excavation
- excavation shaft
- casing
- shaft
- rotated
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
- 238000009412 basement excavation Methods 0.000 claims description 11
- 238000003756 stirring Methods 0.000 claims description 6
- 239000002689 soil Substances 0.000 claims 3
- 239000004568 cement Substances 0.000 claims 1
- 238000005553 drilling Methods 0.000 claims 1
- 239000008267 milk Substances 0.000 claims 1
- 210000004080 milk Anatomy 0.000 claims 1
- 235000013336 milk Nutrition 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
- Piles And Underground Anchors (AREA)
- Earth Drilling (AREA)
Description
第１図はこの考案の一実施例に係る掘削装置の
一部切断した概略正面図、第２図は同実施例に係
る掘削装置の部分拡大断面図である。
符号の説明、１０……駆動装置、２０……掘削
軸、２１……ヘツド、２２……撹拌羽根、２３…
…回転軸、３０……ケーシング、３１……補助撹
拌羽根、３２……開口部。
FIG. 1 is a partially cutaway schematic front view of an excavating apparatus according to an embodiment of the invention, and FIG. 2 is a partially enlarged sectional view of the excavating apparatus according to the same embodiment. Explanation of symbols, 10... Drive device, 20... Excavation shaft, 21... Head, 22... Stirring blade, 23...
...Rotating shaft, 30...Casing, 31...Auxiliary stirring blade, 32...Opening.
Claims (1)
、この掘削軸２０の先端に設けられたヘツド２１
によつて地盤を掘削すると共に、セメントミルク
等の土壌改良剤を掘削された孔内に注入し、上記
掘削軸２０の適当な位置に外方に突出して設けら
れた撹拌羽根２２によつて掘削された土砂と土壌
改良剤とを混合撹拌するようになつた掘削装置１
０において、上記掘削軸２０をこの掘削軸２０と
逆方向に回転するケーシング３０内に挿通させる
と共に、このケーシング３０の内周面から内方に
突出した補助撹拌羽根３１を、上記掘削軸２０に
設けられた少なくとも一部の撹拌羽根２２の近傍
に設け、さらに上記ケーシング３０の適当な位置
に開口部３２を開口させたことを特徴とする掘削
装置。 ２ 上記掘削軸２０を所要数の回転軸２３を連結
させて構成すると共に、この回転軸２３の連結箇
所に対応するようにして、上記ケーシング３０に
開口部３２を開口させたことを特徴とする請求項
第１項に記載の掘削装置。[Claims for Utility Model Registration] 1. An excavation shaft 20 is rotated by a driving device 10, and a head 21 provided at the tip of this excavation shaft 20 is rotated.
At the same time, the ground is excavated by a screwdriver, a soil improver such as cement milk is injected into the excavated hole, and the excavation is carried out by a stirring blade 22 provided outwardly protruding from an appropriate position of the excavation shaft 20. Excavation equipment 1 that mixes and stirs soil and soil improver
0, the excavation shaft 20 is inserted into a casing 30 that rotates in the opposite direction to the excavation shaft 20, and an auxiliary stirring blade 31 protruding inward from the inner peripheral surface of the casing 30 is inserted into the excavation shaft 20. An excavation device characterized in that an opening 32 is provided near at least some of the provided stirring blades 22, and an opening 32 is opened at an appropriate position in the casing 30. 2. The excavation shaft 20 is constructed by connecting a required number of rotary shafts 23, and the casing 30 is provided with openings 32 corresponding to the connecting points of the rotary shafts 23. Drilling equipment according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990118094U JPH086104Y2 (en) | 1990-11-10 | 1990-11-10 | Drilling rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990118094U JPH086104Y2 (en) | 1990-11-10 | 1990-11-10 | Drilling rig |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0477631U true JPH0477631U (en) | 1992-07-07 |
| JPH086104Y2 JPH086104Y2 (en) | 1996-02-21 |
Family
ID=31865999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990118094U Expired - Lifetime JPH086104Y2 (en) | 1990-11-10 | 1990-11-10 | Drilling rig |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH086104Y2 (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5796123A (en) * | 1980-12-08 | 1982-06-15 | Aijietsuku Kk | Soil stirring shaft with casing and stabilization work for soft ground |
| JPS6351515A (en) * | 1986-08-20 | 1988-03-04 | Mitani Sekisan Kk | Excavator for ground improvement |
| JPH01310015A (en) * | 1988-06-06 | 1989-12-14 | Eishin Nishimura | Excavation device |
| JPH02132735U (en) * | 1989-04-06 | 1990-11-05 |
-
1990
- 1990-11-10 JP JP1990118094U patent/JPH086104Y2/en not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5796123A (en) * | 1980-12-08 | 1982-06-15 | Aijietsuku Kk | Soil stirring shaft with casing and stabilization work for soft ground |
| JPS6351515A (en) * | 1986-08-20 | 1988-03-04 | Mitani Sekisan Kk | Excavator for ground improvement |
| JPH01310015A (en) * | 1988-06-06 | 1989-12-14 | Eishin Nishimura | Excavation device |
| JPH02132735U (en) * | 1989-04-06 | 1990-11-05 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH086104Y2 (en) | 1996-02-21 |
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