JPS583865Y2 - deep mixing machine - Google Patents
deep mixing machineInfo
- Publication number
- JPS583865Y2 JPS583865Y2 JP5934680U JP5934680U JPS583865Y2 JP S583865 Y2 JPS583865 Y2 JP S583865Y2 JP 5934680 U JP5934680 U JP 5934680U JP 5934680 U JP5934680 U JP 5934680U JP S583865 Y2 JPS583865 Y2 JP S583865Y2
- Authority
- JP
- Japan
- Prior art keywords
- stirring
- shaft
- adjustment
- frame tube
- deep mixing
- 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
Links
Landscapes
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Description
【考案の詳細な説明】
本考案は、港湾などの軟弱地盤の改良に用いられる深層
混合機に関する。[Detailed Description of the Invention] The present invention relates to a deep mixer used for improving soft ground in ports and harbors.
従来の深層混合処理機で軟弱地盤を改良施工するには、
駆動装置から垂下した複数本の駆動軸の各々と連結した
攪拌軸を回転させて攪拌軸に設けである堀削翼と攪拌翼
を回転させて、一定量のスラリー状硬化材を攪拌部にて
吐出し、深層混合処理機自体を上下に移動させながら攪
拌翼による攪拌を繰返し軟弱地盤を改良していた。To improve soft ground using a conventional deep mixing treatment machine,
By rotating the stirring shaft connected to each of the plurality of drive shafts hanging from the drive device and rotating the digging blades and stirring blades provided on the stirring shaft, a certain amount of slurry-like hardened material is delivered to the stirring section. The deep mixing machine itself was moved up and down while stirring was repeated using stirring blades to improve soft ground.
このような従来の深層混合処理機は、上記複数本の駆動
軸の各々をフレーム管で被い、複数本のフレーム管を固
定継ぎ材で固定しているもので、上記攪拌部を構成する
各々の攪拌軸の軸間寸法が堀削翼、攪拌翼の回転直径に
合わせて一定であるので、構造的には不動のものとなっ
ていた。In such a conventional deep mixing processing machine, each of the plurality of drive shafts is covered with a frame tube, and the plurality of frame tubes are fixed with a fixing joint material, and each of the plurality of drive shafts making up the agitation section is covered with a frame tube. Since the distance between the shafts of the stirring shaft is constant according to the rotational diameter of the digging blade and the stirring blade, it is structurally immovable.
このため改良すべき軟弱地盤の土質に対応して堀削翼、
攪拌翼の翼径を変えることができず、深層混合処理機自
体の処理性能は一定であり、その向上を望めないという
欠点があった。For this reason, in response to the soil quality of the soft ground that needs to be improved, digging blades,
The disadvantage is that the blade diameter of the stirring blade cannot be changed, and the processing performance of the deep mixing processing machine itself remains constant, with no hope of improvement.
本考案は上記欠点を解消するもので、攪拌翼の翼径に合
わせて軸間寸法の調整を可能にし、改良すべき軟弱地盤
の土質に合致した翼径にして地盤改良の処理能力の向上
を図った深層混合処理機を提供することを目的とする。The present invention solves the above-mentioned drawbacks by making it possible to adjust the center-to-shaft dimension according to the diameter of the stirring blade, and improve the throughput of ground improvement by adjusting the diameter of the blade to match the soil quality of the soft ground to be improved. The purpose of this invention is to provide a deep mixing processing machine that achieves this goal.
以下において、本考案に係る深層混合処理機の一実施例
を図に従って説明する。DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a deep mixing machine according to the present invention will be described below with reference to the drawings.
第1図において、駆動装置1から垂下した4本の上部フ
レーム管2は固定継ぎ材3で互いに固定されており、こ
の上部フレーム管2に調整フレーム管4の上端が図示し
ないボルトで固定されており、この上部フレーム管2と
調整フレーム管4の間には第2図及び第4図に示すよう
に角度調整用のスペンサー5とライナー6.6′が介装
されている。In FIG. 1, four upper frame tubes 2 hanging down from a drive device 1 are fixed to each other with fixing joints 3, and the upper ends of adjustment frame tubes 4 are fixed to these upper frame tubes 2 with bolts (not shown). As shown in FIGS. 2 and 4, a spacer 5 and a liner 6.6' for angle adjustment are interposed between the upper frame tube 2 and the adjustment frame tube 4.
同様に調整フレーム管4の下端には、その軸心を上部フ
レーム管2の軸心に平行とした下部フレーム管7が図示
しないボルトによって固定されており、この調整フレー
ム管4の下端と下部フレーム管7との間には角度調整用
のスペーサー5とライナー6.6′が介装されている。Similarly, a lower frame tube 7 whose axis is parallel to the axis of the upper frame tube 2 is fixed to the lower end of the adjustment frame tube 4 by a bolt (not shown), and the lower end of the adjustment frame tube 4 is connected to the lower frame tube 7. A spacer 5 and a liner 6,6' for adjusting the angle are interposed between the tube 7 and the tube 7.
しかも、第2図に示すように、上部フレーム管2内には
駆動軸8が配設されており、下部フレーム管7内には継
手付伝動軸9が配設されている。Moreover, as shown in FIG. 2, a drive shaft 8 is disposed within the upper frame tube 2, and a transmission shaft 9 with a joint is disposed within the lower frame tube 7.
この駆動軸8と継手付伝動軸9には、軸継手10.10
’を介してヨーク軸11.11’がそれぞれ取り付けら
れている。The drive shaft 8 and the transmission shaft 9 with a joint are provided with a shaft joint 10.10.
The yoke shafts 11, 11' are respectively attached via '.
このヨーク軸11.11’は自在軸12と2組のユニバ
ーサルジョイン) 13.13’により等速回転可能に
自在に連結されている。This yoke shaft 11.11' is freely connected to the flexible shaft 12 by two sets of universal joints 13.13' so as to be rotatable at a constant speed.
このため、駆動軸8、自在軸12、及び継手付伝動軸9
は同一面上にあり、駆動軸8と自在軸12の交角と、自
在軸12と継手付伝動軸9の交角とは等しくなるように
2組のユニバーサルジョイン) 13.13’が組合さ
れている。For this reason, the drive shaft 8, the flexible shaft 12, and the transmission shaft with joint 9
are on the same plane, and two sets of universal joins (13.13') are combined so that the intersecting angle between the drive shaft 8 and the flexible shaft 12 is equal to the intersecting angle between the flexible shaft 12 and the jointed transmission shaft 9. .
そして、継手付伝動軸9の下端に着脱自在に取付けられ
た攪拌軸14は、複数のノミ状刃を下方に向けて翼に形
成した堀削翼15と、土砂攪拌用の攪拌翼16とを有し
ている。The stirring shaft 14, which is detachably attached to the lower end of the transmission shaft 9 with a joint, has a digging blade 15 formed into a blade with a plurality of chisel-shaped blades facing downward, and a stirring blade 16 for stirring soil and sand. have.
第1図中、17は攪拌軸14.14・・・・・・の各軸
心間の寸法を変更した場合に下部フレーム管7,7・・
・・・・を固定するための長さ可変の調整継ぎ材である
。In Fig. 1, 17 indicates the lower frame tubes 7, 7, etc. when the dimensions between the axes of the stirring shafts 14, 14,...
It is a length-adjustable joint material for fixing...
なお、第2図中18.19は軸受である。Note that 18 and 19 in FIG. 2 are bearings.
以上のような構成の深層混合処理機において、上部フレ
ーム管2の軸心と下部フレーム管7の軸心が同軸上にあ
る状態から、攪拌軸14.14・・・・・・間の間隔を
堀削翼15,15・・・・・・攪拌翼16.16・・・
・・・の回転直径に合わせて調整するには次のように行
われる。In the deep mixing processing machine configured as described above, from the state where the axis of the upper frame tube 2 and the axis of the lower frame tube 7 are coaxial, the interval between the stirring shafts 14, 14... Drilling blades 15, 15... Stirring blades 16.16...
Adjustment according to the rotating diameter of... is done as follows.
攪拌軸14.14・・・・・・の軸心間隔を第3図に示
すように、X座標軸上11から12(12〉11)に変
えた、場合、X座標軸に対しては
又はδ2、y座標軸に対しては上下方向に均等にδ1の
寸法調整しなければならない。If the center spacing of the stirring shafts 14, 14... is changed from 11 to 12 (12>11) on the X coordinate axis as shown in Fig. 3, or δ2, The dimension δ1 must be adjusted evenly in the vertical direction with respect to the y-coordinate axis.
このため各々の攪拌軸14の軸心は2次元の移動が必要
である。Therefore, the axis of each stirring shaft 14 needs to be moved in two dimensions.
この2次元の軸心調整を第4図に示すように勾配をもっ
たスペーサー5とライナー6.6′を上部フレーム管2
と自在管4及び下部フレーム管7と自在管4の間に介装
して行う。As shown in Fig. 4, this two-dimensional axial center adjustment is carried out by inserting a sloped spacer 5 and a liner 6, 6' into the upper frame tube 2.
This is done by interposing it between the flexible tube 4 and the lower frame tube 7 and the flexible tube 4.
今、第4図に従って説明すれば、X座標軸方向の調整寸
法をδ2、y座標軸方向の調整寸法δ1、調整範囲をL
とした場合、スペーサー5の上面とライナー6の下面に
δ2/Lの勾配θ1をつけて、スペーサー5の下面とラ
イナー6の上面が平行になるようにスペーサー5の勾配
面とライナー6の勾配面を対応して接触させて配置すれ
ば軸心は垂直となる。Now, to explain according to Fig. 4, the adjustment dimension in the direction of the X coordinate axis is δ2, the adjustment dimension in the direction of the y coordinate axis δ1, and the adjustment range is L.
In the case of If they are placed in contact with each other, their axes will be vertical.
この状態からスペーサーを180°回転せしめると、図
中渦巻曲線のように軸心はδ1の傾斜となるため、調整
範囲りの間隔においてはδ2の変位量となりX座標軸方
向の調整寸法を得ることができる。If the spacer is rotated 180 degrees from this state, the axis will be tilted by δ1 as shown in the spiral curve in the figure, so at intervals within the adjustment range, the displacement will be δ2, making it possible to obtain the adjustment dimension in the X coordinate axis direction. can.
また、y座標軸方向についてもスペーサー5の下面とラ
イナー6′の上面にδ、/Lの勾配θ2を前記θlの勾
配に直交してつけておけば、X座標軸方向の調整と同様
にして図中渦巻曲線のようにy座標軸方向の調整寸法δ
1を得ることができる。In addition, in the y-coordinate axis direction, if a gradient θ2 of δ,/L is made perpendicular to the gradient θl on the lower surface of the spacer 5 and the upper surface of the liner 6', the adjustment in the X-coordinate axis direction can be made as shown in the figure. Adjustment dimension δ in the y-coordinate axis direction like a spiral curve
1 can be obtained.
このように、上、下面に各々勾配θ1.θ2をもつスペ
ーサー5と、これに対応した片面に01.δ2の勾配を
もつライナー6及びライナー6′を組合わせて上部フレ
ーム管2又は下部フレーム管6と調整フレーム管4の間
に介装してセットし、スペーサ=5を180°回転せし
めることによりX及びy座標軸方向にそれぞれδ2.δ
1の軸心変位を得ることができる。In this way, the slope θ1. A spacer 5 with θ2 and a corresponding one side with 01. X and δ2. in the y-coordinate axis direction, respectively. δ
An axial displacement of 1 can be obtained.
このスペーサー5とライナー6.6′を1ユニツトとし
て、第3図に示す各々の軸心の調整範囲内で、上部フレ
ーム管2又は下部フレーム管7と調整フレーム管4との
連結部分に配置すれば、所定範囲内で攪拌軸14の軸心
が駆動軸8に対して任意に調整可能となる。The spacer 5 and the liner 6.6' should be placed as one unit at the joint between the upper frame pipe 2 or the lower frame pipe 7 and the adjustment frame pipe 4 within the adjustment range of each axis shown in FIG. For example, the axial center of the stirring shaft 14 can be arbitrarily adjusted with respect to the drive shaft 8 within a predetermined range.
以上述べた本実施例において自在軸12と駆動軸8又は
攪拌軸14との連結手段はユニバーサルジヨイント13
により行われているが、この連結手段としては駆動軸8
と攪拌軸を自在に連結できるものであれば任意である。In this embodiment described above, the means for connecting the flexible shaft 12 and the drive shaft 8 or the stirring shaft 14 is the universal joint 13.
However, as this connection means, the drive shaft 8
Any material can be used as long as it can be freely connected to the stirring shaft.
更に調整フレーム管4と、上部フレーム管2又は下部フ
レーム管7との連結も、スペーサー5とライナー6.6
′によることなく、他の角度調整可能な手段を用いでも
よい。Furthermore, the connection between the adjustment frame pipe 4 and the upper frame pipe 2 or the lower frame pipe 7 is also performed using the spacer 5 and the liner 6.6.
′, other angle adjustable means may be used.
また、攪拌軸の軸数も図示例に限られることなく、例え
ば6本でもよく、その軸数は任意である。Further, the number of stirring shafts is not limited to the illustrated example, and may be six, for example, and the number of stirring shafts is arbitrary.
本考案は以上説明したように、攪拌軸の堀削翼、攪拌翼
の翼径に合わせて複数本の攪拌軸間寸法の調整をして行
なうことができるようにしたので、攪拌のための動力を
一定としても、改良地盤の土質に合致した翼径とするこ
とができ、設備性能を最大限に生かした効率的な運用が
可能である。As explained above, in this invention, the dimensions between multiple stirring shafts can be adjusted according to the diameter of the stirring blades and the stirring blades, so that the power for stirring can be adjusted. Even if the blade diameter is constant, the blade diameter can be set to match the soil quality of the improved ground, making it possible to operate efficiently by maximizing equipment performance.
したがって、従来の深層混合処理機に比べて本考案のそ
れは、港湾などの軟弱地盤の改良施工に著大な効果を発
揮するものである。Therefore, compared to the conventional deep mixing treatment machine, the one of the present invention is significantly effective in improving soft ground in ports and harbors.
第1図は本考案の一実施例を示す正面図、第2図は第1
図のII −II線に沿う断面図、第3図は第1図のl
ll−III線に沿う断面図、第4図は第2図の一点鎖
線で囲んだ部分での軸間調整の原理を示す模式図である
。
1・・・・・・駆動装置、2・・・・・・上部フレーム
管、4・・・・・・調整フレーム管、5・・・・・・ス
ペーサー、6,6′・・・・・・ライナー、7・・・・
・・下部フレーム管、14・・・・・・攪拌軸、15・
・・・・・堀削翼、16・・・・・・攪拌翼。Fig. 1 is a front view showing one embodiment of the present invention, and Fig. 2 is a front view showing an embodiment of the present invention.
A sectional view taken along line II-II in the figure, Figure 3 is l of Figure 1.
FIG. 4 is a cross-sectional view taken along the line II-III, and is a schematic diagram showing the principle of inter-axis adjustment in the area surrounded by the dashed line in FIG. 1... Drive device, 2... Upper frame tube, 4... Adjustment frame tube, 5... Spacer, 6, 6'...・Liner, 7...
・・Lower frame pipe, 14・・Stirring shaft, 15・
...Drilling blade, 16...Stirring blade.
Claims (1)
ーム管の一端を角度調整可能に連結するとともに、該調
整フレーム管の他端に下部フレーム管を角度調整可能に
連結し、前記上部フレーム管内の駆動軸と、前記下部フ
レーム管内の下端部に設けた攪拌軸とを自在軸によって
連結したことを特徴とする深層混合処理機。One end of an adjustment frame tube is connected to a plurality of upper frame tubes hanging from a drive device so that the angle can be adjusted, and a lower frame tube is connected to the other end of the adjustment frame tube so that the angle can be adjusted. A deep mixing processing machine characterized in that a shaft and a stirring shaft provided at the lower end of the lower frame pipe are connected by a flexible shaft.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5934680U JPS583865Y2 (en) | 1980-04-30 | 1980-04-30 | deep mixing machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5934680U JPS583865Y2 (en) | 1980-04-30 | 1980-04-30 | deep mixing machine |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56159436U JPS56159436U (en) | 1981-11-27 |
JPS583865Y2 true JPS583865Y2 (en) | 1983-01-22 |
Family
ID=29653823
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5934680U Expired JPS583865Y2 (en) | 1980-04-30 | 1980-04-30 | deep mixing machine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS583865Y2 (en) |
-
1980
- 1980-04-30 JP JP5934680U patent/JPS583865Y2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS56159436U (en) | 1981-11-27 |
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