JPH04297695A - Sludge and excavated soil disposal method and device in shield method - Google Patents
Sludge and excavated soil disposal method and device in shield methodInfo
- Publication number
- JPH04297695A JPH04297695A JP6145791A JP6145791A JPH04297695A JP H04297695 A JPH04297695 A JP H04297695A JP 6145791 A JP6145791 A JP 6145791A JP 6145791 A JP6145791 A JP 6145791A JP H04297695 A JPH04297695 A JP H04297695A
- Authority
- JP
- Japan
- Prior art keywords
- excavated soil
- improving material
- muddy
- shield
- steel car
- 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.)
- Pending
Links
- 239000002689 soil Substances 0.000 title claims abstract description 58
- 238000000034 method Methods 0.000 title claims abstract description 13
- 239000010802 sludge Substances 0.000 title abstract 6
- 239000000463 material Substances 0.000 claims abstract description 45
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 30
- 239000010959 steel Substances 0.000 claims abstract description 30
- 238000009412 basement excavation Methods 0.000 claims abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 238000010276 construction Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 7
- 239000002364 soil amendment Substances 0.000 abstract 1
- 238000003756 stirring Methods 0.000 description 4
- 239000004576 sand Substances 0.000 description 3
- 241001070941 Castanea Species 0.000 description 1
- 235000014036 Castanea Nutrition 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
Description
【０００１】0001
【産業上の利用分野】本発明は泥水加圧方式によるシー
ルド工法における泥水掘削土の改良方法及び装置に係る
ものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and apparatus for improving muddy excavated soil in a shield construction method using a muddy pressurization method.
【０００２】0002
【従来の技術】従来、シールド工法においてシールド機
の掘進に伴って排出される泥水掘削土は、シールド機か
らベルトコンベヤーによって搬出して掘削土搬出用の鋼
車に排出し、同鋼車によって坑外に搬出して土砂ホツパ
ーに投入し、同ホツパーに改良材を添加、攪拌して掘削
土中の水分を吸収して残土処理をし易くしていた。[Prior Art] Conventionally, in the shield construction method, muddy excavated soil discharged as the shield machine excavates is carried out from the shield machine by a belt conveyor and discharged onto a steel car for carrying out the excavated soil. The excavated soil was carried outside and placed in a soil hopper, and an improving material was added to the hopper and stirred to absorb moisture in the excavated soil and make it easier to dispose of the remaining soil.
【０００３】0003
【発明が解決しようとする課題】前記従来方法において
は、土砂ホツパーに高分子系の改良材を添加して泥水掘
削土と攪拌、混合するため、掘削土全体に改良材を均等
に混入することができず、良好な土質改良効果を発揮す
ることができなかった。本発明は前記従来技術の有する
問題点に鑑みて提案されたもので、その目的とする処は
、シールド工法における泥水掘削土の土質改良効果を向
上し、残土処理を容易ならしめるシールド工法における
泥水掘削土の処理方法及び装置を提供する点にある。[Problems to be Solved by the Invention] In the conventional method, a polymeric improving material is added to the soil hopper and stirred and mixed with the muddy excavated soil, so that the improving material is evenly mixed into the entire excavated soil. Therefore, it was not possible to achieve a good soil improvement effect. The present invention has been proposed in view of the problems of the prior art, and its purpose is to improve the soil quality improvement effect of muddy excavated soil in the shield construction method and to facilitate the disposal of residual soil. The object of the present invention is to provide a method and apparatus for treating excavated soil.
【０００４】0004
【課題を解決するための手段】前記の目的を達成するた
め、本発明に係るシールド工法における泥水掘削土の処
理方法によれば、泥水改良材容器と同容器に接続した改
良材の供給管とよりなる泥水改良材添加装置、及び同装
置の後方に配設されたスクリユウコンベヤーを装架した
鋼車をシールド機後方の掘削土排出部と連絡し、シール
ド機の掘進に伴って生じた泥水掘削土を前記鋼車内に排
出し、同掘削土に前記改良材を添加しながら前記スクリ
ユウコンベヤーを介して前記鋼車の後方のベルトコンベ
ヤーに搬出し、掘削土搬出用鋼車に移送して坑外に搬出
するものである。[Means for Solving the Problems] In order to achieve the above object, according to the method for treating muddy excavated soil in the shield method according to the present invention, a muddy water improvement material container and a supply pipe for the improvement material connected to the container are provided. A steel car equipped with a mud water improvement material addition device and a screw conveyor installed behind the device is connected to the excavated soil discharge section at the rear of the shield machine, and the mud water generated as the shield machine excavates. Excavated soil is discharged into the steel car, and while adding the improvement material to the excavated soil, it is carried out via the screw conveyor to a belt conveyor at the rear of the steel car, and transferred to a steel car for carrying out the excavated soil. This is to be carried outside the mine.
【０００５】また本発明に係るシールド工法における泥
水掘削土の処理装置は、シールド坑内を走行する鋼車に
、泥水改良材容器と同容器とから改良材を一定量流出す
る改良材吐出管とよりなる泥水改良材添加装置、及び同
添加装置の後方に配設されたスクリユウコンベヤーを装
架して構成されている。[0005] Furthermore, the apparatus for treating muddy excavated soil in the shield method according to the present invention includes a muddy water improving material container and an improving material discharge pipe for discharging a fixed amount of improving material from the same container to a steel car running in the shield mine. The system is equipped with a muddy water improving material addition device and a screw conveyor installed behind the addition device.
【０００６】[0006]
【作用】本発明は前記したように構成されているので、
シールド機の掘進に伴って排出された泥水掘削土をシー
ルド機後方の掘削土排出部に連絡された鋼車に排出し、
同鋼車に装架された泥水改良材添加装置によって泥水掘
削土に改良材を添加したのち、スクリユウコンベヤーに
よって前記鋼車後方のベルトコンベヤーに搬出する。こ
の際、前記スクリユウコンベヤー内において前記泥水改
良材と改良材とが均等に混合攪拌され、前記ベルトコン
ベヤーを介して掘削土搬出用鋼車に移送するまでの間に
掘削土の積替の度毎改良材が混合、攪拌され、泥水掘削
土の改良効果が発現され、従来のように坑外の土砂ホツ
パー内での攪拌作業が不要となる。[Operation] Since the present invention is constructed as described above,
The muddy excavated soil discharged as the shield machine excavates is discharged to a steel car connected to the excavated soil discharge section at the rear of the shield machine.
After adding the improving material to the muddy excavated soil using the muddy water improving material addition device mounted on the steel car, the soil is conveyed to the belt conveyor at the rear of the steel car using a screw conveyor. At this time, the muddy water improvement material and the improvement material are evenly mixed and stirred in the screw conveyor, and the excavated soil is transferred every time until it is transferred via the belt conveyor to the steel car for carrying out the excavated soil. Each improvement material is mixed and stirred, and the effect of improving the muddy excavated soil is expressed, and the conventional stirring work in the earth and sand hopper outside the mine is no longer necessary.
【０００７】[0007]
【実施例】Ａはシールド機で、同シールド機Ａの掘進に
伴って排出される泥水掘削土搬出用スクリユウコンベヤ
ーａの土砂搬出ゲートａ１に、坑内に敷設されたレール
ｂ上を走行する鋼車Ｂが連絡している。同鋼車Ｂの後方
にはベルトコンベヤーＣが接続され、同コンベヤーＣは
掘削土搬出用鋼車Ｄに接続されている。[Example] A is a shield machine, and a steel plate running on a rail b laid in the mine is installed at the earth and sand discharge gate a1 of the screw conveyor a for carrying out the muddy excavated soil discharged as the shield machine A excavates. Car B is in contact. A belt conveyor C is connected to the rear of the steel car B, and the conveyor C is connected to a steel car D for carrying out excavated soil.
【０００８】前記鋼車Ｂにはその上部に配設された台座
１に泥水改良材添加装置２が載架されている。同泥水改
良材添加装置２は給液口２ａを有する改良材容器２ｂと
、一定量の改良材を供給する公知の薬物添加機２ｃ、及
び改良材の供給管２ｄとより構成され、同供給管２ｄよ
り一定量宛、改良材が供給されるようになっている。
更に前記鋼車Ｂの後部にはスクリユウコンベヤー３が装
架され、同コンベヤー３の排土口３ａが鋼車Ｂに後続す
るベルトコンベヤーＣ上に向って開口している。図中３
ｂはスクリユウ、３Ｃは同スクリユウ駆動モータである
。[0008] A muddy water improving agent addition device 2 is mounted on a pedestal 1 disposed on the upper part of the steel car B. The mud water improvement material addition device 2 is composed of an improvement material container 2b having a liquid supply port 2a, a known drug addition machine 2c for supplying a certain amount of improvement material, and an improvement material supply pipe 2d. Improved material is supplied in a fixed amount from 2d. Furthermore, a screw conveyor 3 is installed at the rear of the steel car B, and a soil discharge port 3a of the conveyor 3 opens onto a belt conveyor C that follows the steel car B. 3 in the diagram
b is a screw, and 3C is a drive motor for the screw.
【０００９】図示の実施例は前記したように構成されて
いるので、シールド機Ａの掘進に伴って排出された泥水
掘削土は前記スクリユウコンベヤー３を介して鋼車Ｂに
排出され、泥水改良材添加装置２によって改良材を添加
されたのち、スクリユウコンベヤー３によってベルトコ
ンベヤーＣに移送され、同コンベヤーＣを介して掘削土
搬出用鋼車Ｄに排出され、坑外に搬出される。Since the illustrated embodiment is configured as described above, the muddy excavated soil discharged as the shield machine A excavates is discharged to the steel car B via the screw conveyor 3, and the muddy water is improved. After the improving material is added by the material adding device 2, it is transferred to the belt conveyor C by the screw conveyor 3, and is discharged via the conveyor C to the steel car D for carrying out the excavated soil, and is carried out of the mine.
【００１０】この際、前記鋼車Ｂ内において改良材を添
加された泥水掘削土がクリユウコンベヤー３を介して搬
送される間に均等に攪拌混合され、前記鋼車Ｄによって
坑外に搬出され、土砂ホツパーに投入されるまでに掘削
土の積替の度毎に改良材が混合攪拌され改良材による改
良効果が発揮され、従来のように土砂ホツパー内での攪
拌作業が不要となり、作業の短縮と、その後の残土処理
がし易くなる。[0010] At this time, the muddy excavated soil to which the improvement material has been added is uniformly stirred and mixed while being conveyed via the chestnut conveyor 3 in the steel car B, and is carried out of the mine by the steel car D. The improvement material is mixed and stirred each time the excavated soil is transferred before it is put into the soil hopper, and the improvement effect of the improvement material is demonstrated, eliminating the need for stirring in the soil hopper as in the past, and reducing the work time. This makes it easier to shorten the length and dispose of the remaining soil afterwards.
【００１１】[0011]
【発明の効果】本発明の方法によれば、泥水改良材添加
装置とスクリユウコンベヤーを具えた鋼車によって、シ
ールド機の掘進に伴って排出された泥水掘削土と改良材
の添加、混合、攪拌が均一に行なわれ、ベルトコンベヤ
ーと掘削土搬出用鋼車による搬送作業中に、泥水掘削土
の積替えの度に改良材が混合、攪拌され、同改良材によ
る改良効果が十分に発現され、土砂ホツパー内での攪拌
作業が不要または短縮され、その後のダンプカー等によ
る場外搬出時の残土処理が容易になる。Effects of the Invention According to the method of the present invention, a steel car equipped with a muddy water improving material addition device and a screw conveyor can add and mix the muddy excavated soil and the improving material discharged as the shield machine excavates. Stirring is carried out uniformly, and the improvement material is mixed and stirred every time muddy excavated soil is transferred during conveyance work using a belt conveyor and a steel truck for transporting excavated soil, and the improvement effect of the improvement material is fully expressed. The stirring work in the earth and sand hopper is unnecessary or shortened, and it becomes easier to dispose of the remaining soil when it is subsequently transported off-site by a dump truck or the like.
【００１２】請求項２の発明は、シールド坑内を走行す
る鋼車に泥水改良材容器と吐出管とよりなる改良材添加
装置と、スクリユウコンベヤーを装架したことによって
、前記の泥水掘削土の処理方法を円滑に遂行しうるもの
である。[0012] The invention according to claim 2 is characterized in that a steel car running in a shield mine is equipped with an improvement material addition device comprising a muddy water improvement material container and a discharge pipe, and a screw conveyor, thereby improving the muddy excavated soil. This allows the processing method to be carried out smoothly.
【図１】本発明に係るシールド工法における泥水掘削土
の処理装置の一実施例を示す斜視図である。FIG. 1 is a perspective view showing an embodiment of a processing device for muddy excavated soil in the shield construction method according to the present invention.
【図２】本発明の方法の実施状況を示す縦断側面図であ
る。FIG. 2 is a longitudinal side view showing the implementation of the method of the present invention.
Ａ シールド機
Ｂ 鋼車
Ｃ ベルトコンベヤー
Ｄ 掘削土搬出用鋼車
ａ 泥水掘削土搬出用スクリユウコンベヤー２
泥水改良材添加装置
２ｂ 改良材容器
２ｄ 供給管
３ スクリユウコンベヤーA Shield machine B Steel car C Belt conveyor D Steel car for transporting excavated soil a Screw conveyor 2 for transporting muddy excavated soil
Mud water improvement material addition device 2b Improvement material container 2d Supply pipe 3 Screw conveyor
Claims (2)
良材の供給管とよりなる泥水改良材添加装置、及び同装
置の後方に配設されたスクリユウコンベヤーを装架した
鋼車をシールド機後方の掘削土排出部と連絡し、シール
ド機の掘進に伴って生じた泥水掘削土を前記鋼車内に排
出し、同掘削土に前記改良材を添加しながら前記スクリ
ユウコンベヤーを介して前記鋼車の後方のベルトコンベ
ヤーに搬出し、掘削土搬出用鋼車に移送して坑外に搬出
することを特徴とするシールド工法における泥水掘削土
の処理方法。Claim 1: Shielding a steel car equipped with a muddy water improving material adding device consisting of a muddy water improving material container and a supply pipe for the improving material connected to the container, and a screw conveyor arranged at the rear of the device. It communicates with the excavated soil discharge section at the rear of the machine, and discharges the muddy excavated soil generated by the excavation of the shield machine into the steel car, and while adding the improved material to the excavated soil, it passes through the screw conveyor. A method for processing muddy excavated soil in the shield construction method, which is characterized by carrying it out to a belt conveyor behind a steel car, transferring it to a steel car for carrying out excavated soil, and carrying it out of the mine.
材容器と同容器から改良材を一定量流出する改良材吐出
管とよりなる泥水改良材添加装置、及び同添加装置の後
方に配設されたスクリユウコンベヤーを装架してなるこ
とを特徴とするシールド工法における泥水掘削土の処理
装置。[Claim 2] A muddy water improving material adding device consisting of a muddy water improving material container and an improving material discharge pipe from which a certain amount of the improving material flows out from the container is installed on a steel car running in a shield mine, and is installed behind the adding device. A device for processing muddy excavated soil in the shield method, characterized by being equipped with a screw conveyor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6145791A JPH04297695A (en) | 1991-03-26 | 1991-03-26 | Sludge and excavated soil disposal method and device in shield method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6145791A JPH04297695A (en) | 1991-03-26 | 1991-03-26 | Sludge and excavated soil disposal method and device in shield method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH04297695A true JPH04297695A (en) | 1992-10-21 |
Family
ID=13171592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6145791A Pending JPH04297695A (en) | 1991-03-26 | 1991-03-26 | Sludge and excavated soil disposal method and device in shield method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH04297695A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113756814A (en) * | 2021-08-09 | 2021-12-07 | 北京新铁瑞达科技发展有限公司 | Preparation control method, device and equipment of muck modifier and storage medium |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0366898A (en) * | 1989-08-07 | 1991-03-22 | Fujita Corp | Soil and sand carryout method in shield method and soil modifying device |
-
1991
- 1991-03-26 JP JP6145791A patent/JPH04297695A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0366898A (en) * | 1989-08-07 | 1991-03-22 | Fujita Corp | Soil and sand carryout method in shield method and soil modifying device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113756814A (en) * | 2021-08-09 | 2021-12-07 | 北京新铁瑞达科技发展有限公司 | Preparation control method, device and equipment of muck modifier and storage medium |
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