JPH0519377Y2 - - Google Patents

Info

Publication number
JPH0519377Y2
JPH0519377Y2 JP14342186U JP14342186U JPH0519377Y2 JP H0519377 Y2 JPH0519377 Y2 JP H0519377Y2 JP 14342186 U JP14342186 U JP 14342186U JP 14342186 U JP14342186 U JP 14342186U JP H0519377 Y2 JPH0519377 Y2 JP H0519377Y2
Authority
JP
Japan
Prior art keywords
swivel joint
leader
soil improvement
arms
screw shaft
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 - Lifetime
Application number
JP14342186U
Other languages
Japanese (ja)
Other versions
JPS6350936U (en
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 filed Critical
Priority to JP14342186U priority Critical patent/JPH0519377Y2/ja
Publication of JPS6350936U publication Critical patent/JPS6350936U/ja
Application granted granted Critical
Publication of JPH0519377Y2 publication Critical patent/JPH0519377Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)

Description

【考案の詳細な説明】 〔産業上の利用分野〕 本考案は、地盤改良機に関し、特にスクリユウ
シヤフトの上端に接続されるスイベルジヨイント
を有する地盤改良機に関する。
[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a soil improvement machine, and particularly to a soil improvement machine having a swivel joint connected to the upper end of a screw shaft.

〔従来の技術〕[Conventional technology]

一般に地盤改良機では、作業機の前部にリーダ
の下部を枢着し、バツクステーにて起伏可能に支
持しており、リーダに沿つて昇降可能に設けたス
クリユウ駆動装置により地盤改良剤の注入孔を有
するパイプ状のスクリユウシヤフトを回転して、
スクリユウシヤフト下端の掘削具にて掘削作業を
行うとともに、スクリユウシヤフトの上端にバツ
チヤプラントから圧送される地盤改良剤の注入ホ
ースをスイベルジヨイントを介して接続し、掘削
された穴内に掘削具の先端から地盤改良剤を注入
しながら攪拌して地盤改良剤を硬化させて作業を
行う。
Generally, in a soil improvement machine, the lower part of the leader is pivotally attached to the front part of the work equipment, and is supported by a back stay so that it can be raised and lowered. Rotating a pipe-shaped screw shaft having
Excavation work is carried out using the drilling tool at the lower end of the screw shaft, and the injection hose for ground improvement agent pumped from the batchia plant is connected to the upper end of the screw shaft via a swivel joint, and excavation is performed inside the excavated hole. Work is done by injecting the soil improvement agent from the tip of the tool and stirring to harden the soil improvement agent.

そして、この作業中に、スクリユウシヤフトの
回転によつてスイベルジヨイントがつれ回りし
て、注入ホースが損傷するのを防止するため、ス
イベルジヨイントを別に配したクレーンのフツク
で吊るか、ロープを結んでロープを人間が持つて
支持していた。
During this work, in order to prevent the swivel joint from twisting around due to the rotation of the screw shaft and damaging the injection hose, the swivel joint must be hung from a separate crane hook, or it must be hung from a rope. It was tied to a rope and held by a person for support.

〔考案が解決しようとする問題点〕[Problem that the invention attempts to solve]

このため、装置が大がかりになつたり、人手を
要していた。
For this reason, the device became large-scale and required manpower.

そこで本考案は、簡単な装置を付加することで
スイベルジヨイントのつれ回りを防止した地盤改
良機を提供することを目的としている。
Therefore, an object of the present invention is to provide a ground improvement machine that prevents the swivel joint from spinning by adding a simple device.

〔問題点を解決するための手段〕[Means for solving problems]

上記目的達成のため本考案は、作業機に立設し
たリーダにスクリユウ駆動装置を昇降可能に設
け、該スクリユウ駆動装置により回転するスクリ
ユウシヤフトの上端に地盤改良剤の注入ホースを
スイベルジヨイントを介して接続した地盤改良機
において、前記スイベルジヨイントの両側にアー
ムを突出し、両アームの先端にそれぞれ索状部材
を接続し、両索状部材をリーダ後方に設けたシー
ブを介して張設したことを特徴としている。
In order to achieve the above object, the present invention provides a screw drive device that can be raised and lowered on a leader installed upright on a working machine, and a swivel joint for a ground improvement agent injection hose to the upper end of the screw shaft that is rotated by the screw drive device. In the ground improvement machine connected through the leader, arms were protruded on both sides of the swivel joint, cable members were connected to the tips of both arms, and both cable members were stretched through a sheave provided at the rear of the leader. It is characterized by

〔実施例〕〔Example〕

以下、本考案の一実施例を第1図から第4図に
基づいて説明する。
Hereinafter, one embodiment of the present invention will be described based on FIGS. 1 to 4.

自走式地盤改良機1は、作業機2の前部にリー
ダ3の下部を枢着し、該リーダ3をバツクステー
4にて起伏可能に支持し、リーダ3の前部にスク
リユウ駆動装置5を昇降可能に設け、該スクリユ
ウ駆動装置5により回転するスクリユウシヤフト
6下端の掘削具7にて掘削作業を行うとともに、
スクリユウシヤフト6の上端に車載式バツチヤプ
ラント8から圧送される地盤改良剤の注入ホース
9をスイベルジヨイント10を介して接続し、掘
削された穴H内に掘削具7の先端から地盤改良剤
を注入しながら攪拌羽根11にて攪拌して地盤改
良剤を硬化させて作業を行う。
The self-propelled ground improvement machine 1 has a lower part of a leader 3 pivotally attached to the front part of a working machine 2, the leader 3 is supported by a backstay 4 so as to be able to raise and lower, and a screw drive device 5 is installed in the front part of the leader 3. The excavation work is carried out using the excavation tool 7 at the lower end of the screw shaft 6 which is movable up and down and rotated by the screw drive device 5.
An injection hose 9 for a soil improvement agent pumped from an on-vehicle batcher plant 8 is connected to the upper end of the screw shaft 6 via a swivel joint 10, and the tip of the drilling tool 7 is inserted into the excavated hole H for soil improvement. The work is carried out by stirring the soil improvement agent with a stirring blade 11 while injecting it to harden the soil improvement agent.

スイベルジヨイント10には、両側に水平方向
左右に突出するアーム12a,12bが設けられ
ており、一方、リーダ3の後部にはステー13が
上下に回動可能に枢着され、サブステー14によ
り水平に支持されており、該ステー13の先端
に、前記スイベルジヨイント10のアーム12
a,12bと平行にアーム15a,15bが設け
られている。
The swivel joint 10 is provided with arms 12a and 12b that protrude horizontally from side to side on both sides.On the other hand, a stay 13 is pivotally attached to the rear of the leader 3 so as to be able to rotate up and down, and a sub stay 14 is used to horizontally The arm 12 of the swivel joint 10 is supported at the tip of the stay 13.
Arms 15a and 15b are provided parallel to a and 12b.

アーム15a,15bの先端にはシーブ16
a,16bが、中央寄りにはシーブ16c,16
cがそれぞれ設けられており、またスイベルジヨ
イント10のアーム12a,12bの先端にそれ
ぞれワイヤロープ17,18が接続され、該ワイ
ヤロープ17,18は、シーブ16a,16b,
16cを介して垂下され、両ワイヤロープ17,
18は下端に吊持されたウエイト19にて張設さ
れている。
A sheave 16 is installed at the tip of the arms 15a and 15b.
a, 16b, sheaves 16c, 16 near the center
wire ropes 17 and 18 are connected to the tips of the arms 12a and 12b of the swivel joint 10, respectively, and the wire ropes 17 and 18
Both wire ropes 17,
18 is stretched by a weight 19 suspended from the lower end.

このように構成することにより、スクリユウ駆
動装置5により回転するスクリユウシヤフト6に
よつてスイベルジヨイント10がつれ回りしよう
としても、ワイヤロープ17,18が互いに干渉
しあつてスイベルジヨイント10の回転を防止す
る。
With this configuration, even if the swivel joint 10 tries to turn around due to the screw shaft 6 rotated by the screw drive device 5, the wire ropes 17 and 18 interfere with each other, preventing the rotation of the swivel joint 10. prevent.

尚、掘削作業時のスクリユウシヤフト6の昇降
に際しては、ウエイト19がワイヤロープ17,
18に吊られて昇降して追随するようにワイヤロ
ープ17,18を所定の長さにしておけばよい。
In addition, when raising and lowering the screw shaft 6 during excavation work, the weight 19 is attached to the wire rope 17,
The wire ropes 17 and 18 may be set to a predetermined length so that the wire ropes 17 and 18 are suspended from the wire rope 18 and move up and down.

また、第5図及び第6図は本考案の第2実施例
を示すもので、リーダ3にスプリングを内蔵した
引張装置20を設け、該引張装置20のリールに
前記ワイヤロープ17,18を巻回して、ワイヤ
ロープ17,18を張設している。
5 and 6 show a second embodiment of the present invention, in which the leader 3 is provided with a tensioning device 20 having a built-in spring, and the wire ropes 17 and 18 are wound around the reel of the tensioning device 20. Then, the wire ropes 17 and 18 are stretched.

さらに、第7図は第3実施例を示すもので、ス
テー13の後端にシーブ21a,21bを設けて
ワイヤロープ17,18をウエイトあるいは引張
装置で張設する。
Further, FIG. 7 shows a third embodiment, in which sheaves 21a and 21b are provided at the rear end of the stay 13, and wire ropes 17 and 18 are stretched using weights or tension devices.

尚、上記各実施例ではアーム12a,12bに
ワイヤロープ17,18を接続したもので説明し
たが、チエーン、麻ロープ、ナイロンロープ等の
索状部材を用いても同様の効果を奏する。
In the above embodiments, the wire ropes 17, 18 are connected to the arms 12a, 12b, but the same effect can be obtained by using rope-like members such as chain, hemp rope, nylon rope, etc.

〔考案の効果〕[Effect of idea]

本考案は以上のように、地盤改良機のスクリユ
ウシヤフト上端に接続されるスイベルジヨイント
の両側にアームを突出し、両アームの先端にそれ
ぞれ索状部材を接続するとともに、両索状部材を
リーダ後方に設けたシーブを介して張設したの
で、両索状部材の干渉によつてスイベルジヨイン
トがスクリユウシヤフトにつれ回りするのを防止
することができ、簡単な装置を付加するだけで省
力化を図つた地盤改良機とすることができる。
As described above, the present invention has arms protruding from both sides of the swivel joint that is connected to the upper end of the screw shaft of the soil improvement machine, cable members are connected to the tips of both arms, and both cable members are connected to the leader. Since it is stretched through a sheave installed at the rear, it is possible to prevent the swivel joint from rotating along with the screw shaft due to interference between both cable-like members, which saves labor by adding a simple device. It can be used as a ground improvement machine.

【図面の簡単な説明】[Brief explanation of drawings]

第1図は地盤改良機の正面図、第2図は地盤改
良機と車載式バツチヤプラントの正面図、第3図
及び第4図は本考案の第1実施例を示し、第3図
は要部の平面図、第4図は正面図、第5図及び第
6図は第2実施例を示し、第5図は平面図、第6
図は正面図、第7図は第3実施例の平面図であ
る。 1……地盤改良機、2……作業機、3……リー
ダ、5……スクリユウ駆動装置、6……スクリユ
ウシヤフト、8……車載式バツチヤプラント、1
0……スイベルジヨイント、12a,12b……
アーム、13……ステー、15a,15b……ア
ーム、16a,16b,16c……シーブ、1
7,18……ワイヤロープ、19……ウエイト、
20……引張装置。
Figure 1 is a front view of the soil improvement machine, Figure 2 is a front view of the soil improvement machine and vehicle-mounted butcher plant, Figures 3 and 4 show the first embodiment of the present invention, and Figure 3 is a front view of the soil improvement machine. A plan view of the main parts, FIG. 4 is a front view, FIGS. 5 and 6 show the second embodiment, FIG. 5 is a plan view, and FIG. 6 is a front view.
The figure is a front view, and FIG. 7 is a plan view of the third embodiment. 1... Ground improvement machine, 2... Work equipment, 3... Leader, 5... Screw drive device, 6... Screw shaft, 8... Vehicle-mounted butcher plant, 1
0...Swivel joint, 12a, 12b...
Arm, 13... Stay, 15a, 15b... Arm, 16a, 16b, 16c... Sheave, 1
7,18...wire rope, 19...weight,
20... tension device.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 作業機に立設したリーダにスクリユウ駆動装置
を昇降可能に設け、該スクリユウ駆動装置により
回転するスクリユウシヤフトの上端に地盤改良剤
の注入ホースをスイベルジヨイントを介して接続
した地盤改良機において、前記スイベルジヨイン
トの両側にアームを突出し、両アームの先端にそ
れぞれ索状部材を接続し、両索状部材をリーダ後
方に設けたシーブを介して張設したことを特徴と
する地盤改良機。
A soil improvement machine in which a screw drive device is installed on a leader installed upright on a work machine so as to be able to rise and fall, and a soil improvement agent injection hose is connected to the upper end of the screw shaft rotated by the screw drive device via a swivel joint, A ground improvement machine characterized in that arms protrude from both sides of the swivel joint, cable-like members are connected to the tips of both arms, and both cable-like members are stretched through a sheave provided at the rear of the leader.
JP14342186U 1986-09-18 1986-09-18 Expired - Lifetime JPH0519377Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14342186U JPH0519377Y2 (en) 1986-09-18 1986-09-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14342186U JPH0519377Y2 (en) 1986-09-18 1986-09-18

Publications (2)

Publication Number Publication Date
JPS6350936U JPS6350936U (en) 1988-04-06
JPH0519377Y2 true JPH0519377Y2 (en) 1993-05-21

Family

ID=31053091

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14342186U Expired - Lifetime JPH0519377Y2 (en) 1986-09-18 1986-09-18

Country Status (1)

Country Link
JP (1) JPH0519377Y2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5442499B2 (en) * 2010-03-12 2014-03-12 千代田ソイルテック株式会社 Swivel rotation prevention device

Also Published As

Publication number Publication date
JPS6350936U (en) 1988-04-06

Similar Documents

Publication Publication Date Title
JPH0519377Y2 (en)
JP2004075294A (en) Jib strut self-assembling method for tower crane
US4010852A (en) Sheaving arrangement
JP2736008B2 (en) Ground improvement machine and method of using the same
CN211036987U (en) Draw device of removing stake core sand fast
KR20190011149A (en) The Flag Pole Of The Rotating Type
US3352433A (en) Pole setting apparatus
JP3225677B2 (en) Excavator hanging rope guide device
CN215669435U (en) Dynamic compaction machine
JP3122068B2 (en) Backstay positioning device for crane high mast
JPH0529247Y2 (en)
JP2002371592A (en) Sling wire connection device of construction equipment
JPH02243497A (en) Second rope system for crane
JPH0355596Y2 (en)
JP3798881B2 (en) Keriba anti-vibration device
JPS62222993A (en) Simple crane for constructing steel tower and steel-tower construction method using said crane
JPH0235749Y2 (en)
JP6536844B2 (en) Method of attaching a boom when assembling a crane, a boom suspension used for a crane and a crane equipped with the boom suspension
JPH0412937Y2 (en)
SU1705230A1 (en) Jib crane
JPH0428958Y2 (en)
JPH0442358Y2 (en)
JPH0754235Y2 (en) Mobile crane hook block
JP2022071854A (en) Assembling method of crane
JP2004256240A (en) Crane