JP3268421B2 - Soft ground improvement machine - Google Patents
Soft ground improvement machineInfo
- Publication number
- JP3268421B2 JP3268421B2 JP17860695A JP17860695A JP3268421B2 JP 3268421 B2 JP3268421 B2 JP 3268421B2 JP 17860695 A JP17860695 A JP 17860695A JP 17860695 A JP17860695 A JP 17860695A JP 3268421 B2 JP3268421 B2 JP 3268421B2
- Authority
- JP
- Japan
- Prior art keywords
- unit
- soft ground
- arm
- ground improvement
- improvement machine
- 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.)
- Expired - Fee Related
Links
Landscapes
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Description
【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION
【０００１】[0001]
【発明の属する技術分野】本発明は、例えば、埋め立て
地等の軟弱地盤にスラリーセメント或いは粉末セメント
等の固化材を混入する軟弱地盤改良機に関し、特に、出
来形管理の容易化を図る技術に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a soft ground improvement machine for mixing a solidified material such as slurry cement or powder cement into a soft ground such as a landfill, and more particularly, to a technique for facilitating the management of work formation. .
【０００２】[0002]
【従来の技術】この種の軟弱地盤改良機は、履帯を装着
したフロートを有する自走式下部車体の前部に、土壌処
理材を軟弱地盤に攪拌しながら混入する混合装置を取り
付け、前記下部車体上に上部車体を設置し、該上部車体
上には運転室及び原動機等を搭載した構成である（実公
平５−１２３４８号公報参照）。2. Description of the Related Art A soft ground improvement machine of this kind is equipped with a mixing device for mixing a soil treatment material into soft ground while stirring it in front of a self-propelled lower vehicle body having a float with a crawler belt. An upper vehicle body is installed on a vehicle body, and a driver's cab, a prime mover, and the like are mounted on the upper vehicle body (see Japanese Utility Model Publication No. 5-12348).
【０００３】従来の軟弱地盤改良機においては、アーム
にトレンチャー型混合装置のユニットが取り付けられて
おり、混合時の混合装置ユニットの上下動は、前記アー
ムを回動させることによって行われる。In a conventional soft ground improvement machine, a unit of a trencher type mixing device is attached to an arm, and the vertical movement of the mixing device unit during mixing is performed by rotating the arm.
【０００４】[0004]
【発明が解決しようとする課題】しかしながら、このよ
うな従来の軟弱地盤改良機にあっては、上述したよう
に、混合装置ユニットの上下動が回動されるアームによ
って行われるため、混合の軌跡が円弧状となり、出来形
管理が難しく、施工精度が悪いという問題点があった。However, in such a conventional soft ground improvement machine, as described above, since the vertical movement of the mixing device unit is performed by the rotating arm, the mixing locus is not improved. Has an arc shape, which makes it difficult to manage the finished shape and has a problem of poor construction accuracy.
【０００５】又、かかる従来の構成では、オペレータの
ジョイント合わせ操作が必要となり、ジョイント部分の
施工に難があった。そこで、本発明は以上のような従来
の問題点に鑑み、軟弱地盤改良機において、出来形管理
を容易にし、施工精度の向上を図ることを課題とする。[0005] In addition, in such a conventional configuration, an operation of aligning a joint by an operator is required, and there is a difficulty in constructing the joint portion. In view of the above-mentioned conventional problems, an object of the present invention is to provide a soft ground improvement machine that facilitates the management of work form and improves construction accuracy.
【０００６】[0006]
【課題を解決するための手段】このため、請求項１記載
の発明は、走行部がフロート構造である自走車両と、前
記自走車両に基端部が回動可能に支持されたアームと、
前記アームの先端部に、略鉛直方向に延びて取り付けら
れ、下端部に、土壌処理材を地盤に攪拌しながら混入す
る混合装置を備えたユニットと、前記ユニットを、略鉛
直上下方向に昇降する昇降手段と、を含んで構成した。According to a first aspect of the present invention, there is provided a self-propelled vehicle having a traveling structure having a float structure, and an arm having a base end rotatably supported by the self-propelled vehicle. ,
A unit provided with a mixing device that is attached to the tip of the arm so as to extend in a substantially vertical direction and that mixes the soil treatment material into the ground while stirring the lower end, and moves the unit up and down in a substantially vertical direction. Lifting means.
【０００７】かかる請求項１記載の発明において、ユニ
ットが略鉛直上下方向に昇降され、混合の際にユニット
先端部の混合装置が上下動される。従って、ユニットは
設定された位置において、回動することなくそのまま上
下動されるため、混合の軌跡が円弧状とならず、出来形
管理が容易となるため、施工精度が向上すると共に、ジ
ョイント部分の施工が容易となる。また、自走車両の走
行部をフロート構造としたから、軟弱地での作業性が向
上する。 According to the first aspect of the present invention, the unit is moved up and down in a substantially vertical direction, and the mixing device at the tip of the unit is moved up and down during mixing. Therefore, since the unit is moved up and down without rotating at the set position, the mixing trajectory does not have an arc shape, and the workmanship can be easily managed. Construction becomes easier. In addition, the running of
Since the line section has a float structure, workability on soft ground is improved.
Up.
【０００８】請求項２記載の発明は、前記ユニットの左
右方向の鉛直度を修正するべく、該ユニットの左右方向
角度を調整する調整手段を含んで構成した。かかる請求
項２記載の発明において、ユニットの左右方向角度が調
整され、ユニットの左右方向の鉛直度の修正が容易に行
え、ユニットの略鉛直上下動作を確実に行うことができ
る。According to a second aspect of the present invention, in order to correct the verticality of the unit in the left-right direction, an adjustment means for adjusting the left-right angle of the unit is included. According to the second aspect of the present invention, the horizontal angle of the unit is adjusted, the verticality of the unit in the horizontal direction can be easily corrected, and the vertical vertical operation of the unit can be reliably performed.
【０００９】[0009]
【００１０】[0010]
【発明の実施の形態】以下、本発明の実施の形態を図面
に基づいて説明する。図１において、埋め立て地等の軟
弱地盤に石灰、粉末セメント或いはスラリーセメント等
の固化材を混入する軟弱地盤改良機１は、自走車両とし
てのバックホー２、該バックホー２に基端部が回動可能
に支持されたアーム３と、該アーム３の先端部に、略鉛
直方向に延びて取り付けられ、下端部に、土壌処理材を
地盤に攪拌しながら混入するトレンチャー型混合装置４
を備えたユニット５と、該ユニット５を、略鉛直上下方
向に昇降する昇降手段６と、前記ユニット５の左右方向
の鉛直度を修正するべく、該ユニット５の左右方向角度
を調整する調整手段７と、から構成される。Embodiments of the present invention will be described below with reference to the drawings. In FIG. 1, a soft ground improvement machine 1 in which a solidified material such as lime, powder cement or slurry cement is mixed into soft ground such as a landfill, has a backhoe 2 as a self-propelled vehicle, and a base end of the backhoe 2 is rotated. An arm 3 supported so as to be able to extend, and a trencher type mixing device 4 which is attached to a tip portion of the arm 3 so as to extend in a substantially vertical direction, and has a lower end portion which mixes the soil treatment material into the ground while stirring the soil treatment material.
, A vertically moving unit 6 that vertically moves the unit 5 up and down, and an adjusting unit that adjusts the horizontal angle of the unit 5 to correct the verticality of the unit 5 in the horizontal direction. 7 is comprised.
【００１１】ここで、前記バックホー２は、車体２Ａ
と、走行部２Ｂとから構成されており、走行部２Ｂに
は、クローラ２ａが装備されている。尚、走行部２Ｂ
は、フロート構造となっている。前記アーム３は、略Ｌ
字形状に形成されており、その先端部には支持部材８の
背部の下端部が回動自由に連結される。この支持部材８
の上端部とアーム３とはシリンダ装置９を介して連結さ
れる。Here, the backhoe 2 is mounted on a vehicle body 2A.
And a traveling section 2B. The traveling section 2B is equipped with a crawler 2a. In addition, the traveling part 2B
Has a float structure . The arm 3 is substantially L
It is formed in a U-shape, and the lower end of the back of the support member 8 is rotatably connected to the front end thereof. This support member 8
And the arm 3 are connected via a cylinder device 9.
【００１２】この場合、シリンダ装置９の本体９Ａ基部
はアーム３に回動自由に連結され、作動ロッド部９Ｂ先
端が支持部材８の背部の上端部に回動自由に連結され
る。前記支持部材８の前部の下端部には、前記ユニット
５が連結される。前記ユニット５は、外側ユニット構成
体５Ａと、該外側ユニット構成体５Ａにスライド自由に
挿通支持される内側ユニット構成体５Ｂとから構成され
る。In this case, the base of the main body 9A of the cylinder device 9 is rotatably connected to the arm 3, and the tip of the operating rod 9B is rotatably connected to the upper end of the back of the support member 8. The unit 5 is connected to the lower end of the front part of the support member 8. The unit 5 includes an outer unit structure 5A and an inner unit structure 5B that is slidably inserted into and supported by the outer unit structure 5A.
【００１３】そして、前記外側ユニット構成体５Ａと内
側ユニット構成体５Ｂとは、シリンダ装置１０を介して
連結される。この場合、シリンダ装置１０の本体１０Ａ
基部は、内側ユニット構成体５Ｂの上端部に回動自由に
連結され、作動ロッド部１０Ｂ先端は、外側ユニット構
成体５Ａの下端部に回動自由に連結される。The outer unit structure 5A and the inner unit structure 5B are connected via a cylinder device 10. In this case, the main body 10A of the cylinder device 10
The base is rotatably connected to the upper end of the inner unit structure 5B, and the tip of the operating rod 10B is rotatably connected to the lower end of the outer unit structure 5A.
【００１４】ここで、前記アーム３に連結される支持部
材８を設け、この支持部材８とアーム３とをシリンダ装
置９により連結した構成が、前記ユニット５の左右方向
角度を調整する調整手段７に相当し、ユニット５を、２
つのユニット構成体５Ａ，５Ｂから構成し、２つのユニ
ット構成体５Ａ，５Ｂ同士をシリンダ装置１０を介して
連結した構成が、前記ユニット５を、略鉛直上下方向に
昇降する昇降手段６に相当する。Here, a supporting member 8 connected to the arm 3 is provided, and the supporting member 8 and the arm 3 are connected by a cylinder device 9 to form an adjusting means 7 for adjusting the angle of the unit 5 in the left-right direction. And unit 5 is 2
A configuration in which the two unit components 5A and 5B are connected to each other via the cylinder device 10 and corresponds to the lifting / lowering means 6 that raises and lowers the unit 5 in a substantially vertical direction. .
【００１５】かかる構成において、シリンダ装置１０の
伸縮動作によって、外側ユニット構成体５Ａに対して内
側ユニット構成体５Ｂがスライドして、ユニット５が略
鉛直上下方向に昇降され、混合の際にユニット５先端部
の混合装置４が上下動される。一方、シリンダ装置９の
伸縮動作によって、支持部材８がアーム３に対して傾斜
し、ユニット５の左右方向角度が調整される。In such a configuration, the expansion / contraction operation of the cylinder device 10 causes the inner unit structure 5B to slide with respect to the outer unit structure 5A, so that the unit 5 is moved up and down in a substantially vertical direction. The mixing device 4 at the tip is moved up and down. On the other hand, the support member 8 is inclined with respect to the arm 3 by the expansion and contraction operation of the cylinder device 9, and the angle of the unit 5 in the left-right direction is adjusted.
【００１６】かかる構成によると、ユニット５は設定さ
れた位置において、回動することなくそのまま上下動さ
れるため、混合の軌跡が円弧状とならず、出来形管理が
容易となるため、施工精度が向上する。又、かかる構成
では、オペレータのジョイント合わせ操作が不要とな
り、ジョイント部分の施工が容易となる。According to this configuration, the unit 5 is moved up and down without rotating in the set position, so that the mixing trajectory does not have an arc shape, and the finished shape can be easily managed. Is improved. Further, in such a configuration, the joint alignment operation by the operator is not required, and the construction of the joint portion becomes easy.
【００１７】尚、上記の実施例においては、ユニット５
の左右方向角度を調整する調整手段７を設けるようにし
たから、ユニット５の左右方向の鉛直度の修正が容易に
行え、ユニット５の略鉛直上下動作を確実に行うことが
できる。In the above embodiment, the unit 5
Since the adjusting means 7 for adjusting the angle in the left-right direction is provided, the verticality of the unit 5 in the left-right direction can be easily corrected, and the vertical movement of the unit 5 can be surely performed.
【００１８】[0018]
【発明の効果】以上説明したように、請求項１記載の発
明によれば、ユニットは設定された位置において、回動
することなくそのまま上下動されるため、混合の軌跡が
円弧状とならず、出来形管理が容易となるため、施工精
度が向上すると共に、ジョイント部分の施工が容易とな
る。また、自走車両の走行部をフロート構造としたか
ら、軟弱地での作業性が向上する。 As described above, according to the first aspect of the present invention, the unit is moved up and down at the set position without rotating, so that the mixing trajectory does not have an arc shape. In addition, since the work form management is facilitated, the construction accuracy is improved, and the construction of the joint portion is facilitated. Also, make sure that the traveling part of the self-propelled vehicle has a float structure.
Therefore, workability on soft ground is improved.
【００１９】請求項２記載の発明によると、ユニットの
左右方向角度を調整する調整手段を設けるようにしたか
ら、ユニットの左右方向の鉛直度の修正が容易に行え、
ユニットの略鉛直上下動作を確実に行うことができる。 According to the second aspect of the invention, since the adjusting means for adjusting the angle of the unit in the left-right direction is provided, the verticality of the unit in the left-right direction can be easily corrected.
The unit can be reliably vertically moved up and down .
【図面の簡単な説明】[Brief description of the drawings]
【図１】 請求項１及び２記載の発明の一実施例を示す
正面図FIG. 1 is a front view showing an embodiment of the invention described in claims 1 and 2;
１ 軟弱地盤改良機 ２ バックホー ３ アーム ４ トレンチャー型混合装置 ５ ユニット ６ 昇降手段 ７ 調整手段 DESCRIPTION OF SYMBOLS 1 Soft ground improvement machine 2 Backhoe 3 Arm 4 Trencher type mixing device 5 Unit 6 Elevating means 7 Adjusting means
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 平４−62234（ＪＰ，Ａ) 特開 平６−193043（ＪＰ，Ａ) 特開 平６−73754（ＪＰ，Ａ) 実開 昭63−116540（ＪＰ，Ｕ) 実開 平３−103327（ＪＰ，Ｕ) (58)調査した分野(Int.Cl.7，ＤＢ名) E02D 3/12 103 ──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-4-62234 (JP, A) JP-A-6-193043 (JP, A) JP-A-6-73754 (JP, A) 116540 (JP, U) JP-A-3-103327 (JP, U) (58) Field surveyed (Int. Cl. 7 , DB name) E02D 3/12 103
Claims (2)
と、 前記アームの先端部に、略鉛直方向に延びて取り付けら
れ、下端部に、土壌処理材を地盤に攪拌しながら混入す
る混合装置を備えたユニットと、 前記ユニットを、略鉛直上下方向に昇降する昇降手段
と、 を含んで構成されたことを特徴とする軟弱地盤改良機。1. A self-propelled vehicle having a traveling structure having a float structure; an arm having a base end rotatably supported by the self-propelled vehicle; and a vertically extending direction mounted on a distal end of the arm. At the lower end thereof, a unit provided with a mixing device that mixes the soil treatment material into the ground while stirring, and an elevating unit that elevates the unit in a substantially vertical up-down direction, Soft ground improvement machine.
るべく、該ユニットの左右方向角度を調整する調整手段
を含んで構成されたことを特徴とする請求項１記載の軟
弱地盤改良機。2. The soft ground improvement machine according to claim 1, further comprising an adjusting means for adjusting an angle of the unit in the left-right direction so as to correct the verticality of the unit in the left-right direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17860695A JP3268421B2 (en) | 1995-07-14 | 1995-07-14 | Soft ground improvement machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17860695A JP3268421B2 (en) | 1995-07-14 | 1995-07-14 | Soft ground improvement machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0931971A JPH0931971A (en) | 1997-02-04 |
| JP3268421B2 true JP3268421B2 (en) | 2002-03-25 |
Family
ID=16051399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17860695A Expired - Fee Related JP3268421B2 (en) | 1995-07-14 | 1995-07-14 | Soft ground improvement machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3268421B2 (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH061622Y2 (en) * | 1987-01-19 | 1994-01-12 | 日本ソイルエンジニアリング株式会社 | Soft soil conditioner |
| JPH03103327U (en) * | 1990-02-07 | 1991-10-28 | ||
| JP2728309B2 (en) * | 1990-07-02 | 1998-03-18 | 住友建機株式会社 | Multi-stage telescopic arm of hydraulic excavator |
| JP2919209B2 (en) * | 1992-12-22 | 1999-07-12 | 正登志 芹田 | Soft ground improvement method and apparatus |
| JPH0799025B2 (en) * | 1993-05-17 | 1995-10-25 | 東京都 | Sediment dredger for covert human holes installed on vehicles |
-
1995
- 1995-07-14 JP JP17860695A patent/JP3268421B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0931971A (en) | 1997-02-04 |
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