JPH02102784A - Apparatus for treating mud water - Google Patents
Apparatus for treating mud waterInfo
- Publication number
- JPH02102784A JPH02102784A JP25289788A JP25289788A JPH02102784A JP H02102784 A JPH02102784 A JP H02102784A JP 25289788 A JP25289788 A JP 25289788A JP 25289788 A JP25289788 A JP 25289788A JP H02102784 A JPH02102784 A JP H02102784A
- Authority
- JP
- Japan
- Prior art keywords
- chemical
- muddy water
- tank
- separation tank
- pipe
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 239000000126 substance Substances 0.000 claims abstract description 38
- 238000000926 separation method Methods 0.000 claims abstract description 27
- 239000013049 sediment Substances 0.000 claims description 6
- 239000006228 supernatant Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 abstract description 5
- 229920000620 organic polymer Polymers 0.000 abstract description 3
- 239000002244 precipitate Substances 0.000 abstract description 3
- 238000011144 upstream manufacturing Methods 0.000 abstract description 2
- -1 poly(aluminum chloride) Polymers 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 description 6
- 239000003814 drug Substances 0.000 description 4
- 238000009412 basement excavation Methods 0.000 description 3
- 229940079593 drug Drugs 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011268 mixed slurry Substances 0.000 description 2
- 238000007712 rapid solidification Methods 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000003311 flocculating effect Effects 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Landscapes
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
Description
【発明の詳細な説明】
「産業上の利用分野」
本発明は、掘削工事、地下工”Ｋ、削井工’ＩＦ ′？
で発生する多量の泥水を、安定に処理するための泥水処
理装置に関する。[Detailed Description of the Invention] "Field of Industrial Application" The present invention is applicable to excavation work, underground work "K", well drilling work "IF"?
This invention relates to a muddy water treatment device for stably treating large amounts of muddy water generated in
「従来の技術」
従来、泥水処理の一般的な方法は、次のように行なわれ
ている。初めに掘削等の１１を現場近くに泥水騒に応じ
た沈泥池を設け、沈泥池に収容した泥水について沈降作
用による比東分離をおこなって、水分と泥分とを分離す
る０次に５沈泥池における上澄み水を放流し、残留した
ヘドロにセメント系高含水泥土急速固化用薬剤を投入し
１機械撹拌をして固化安定処理したものを廃棄していた
。``Prior Art'' Conventionally, the general method for treating muddy water is as follows. First, a silt pond corresponding to the muddy water level is set up near the site for excavation, etc., and the muddy water stored in the silt pond is separated by sedimentation to separate water and mud. The supernatant water from the silt pond was discharged, and the remaining sludge was treated with a cement-based agent for rapid solidification of high water content mud, stirred mechanically, and stabilized, and then disposed of.
ｒ発明が解決しようとする課題」
従来の泥水処理の方法では、泥水沈澱用地の設置が必要
不可欠であり、その設置場所の余裕がない敷地内では泥
水を処理できないという問題があった・
そこで本発明は、設置スペースが小ざくてよい泥水処理
装置を提供するとともに、その装置を高効率、効果的に
運転できるようにすることを目的とする。``Problems to be Solved by the Invention'' In the conventional muddy water treatment method, it is essential to install a site for muddy settling, and there was a problem that muddy water could not be treated on a site where there was no space for the installation. SUMMARY OF THE INVENTION An object of the invention is to provide a muddy water treatment device that requires a small installation space, and to enable the device to be operated with high efficiency and effectiveness.
「課題を解決するための手段」
本発明の泥水処理装置は、泥水ポンプで汲み上げた泥水
を収容するとともに撹拌機を備えた混和槽と、泥分を沈
澱させるための薬剤を混和槽に供給する薬剤添加装置と
、混和槽内の薬剤混合泥水が澄れ込む分離槽とから構成
される０分離槽は水平面に対して少し傾斜されて配置さ
れ、その下部に沈澱物の放出口が設けられるとともに、
上部に上澄み木の放出口が設けられる。"Means for Solving the Problems" The muddy water treatment device of the present invention includes a mixing tank that accommodates muddy water pumped up by a muddy pump and is equipped with an agitator, and supplies a chemical for precipitating the mud to the mixing tank. The 0-separation tank, which consists of a drug addition device and a separation tank in which the drug-mixed mud in the mixing tank is clarified, is arranged slightly inclined with respect to the horizontal plane, and a sediment discharge port is provided at the bottom of the tank. ,
A discharge port for skim wood is provided at the top.
また混和槽内の薬剤混合泥水を分離槽へ流す通路途中に
薬剤を供給するため、第２の薬剤添加装置を設け、泥水
に２種類の薬剤を混合させることにより泥分を沈澱させ
ることができる。さらに。In addition, a second chemical addition device is installed in order to supply chemicals to the path where the chemical-mixed mud water in the mixing tank flows to the separation tank, and by mixing two types of chemicals into the muddy water, the mud can be precipitated. . moreover.
薬剤添加装置の駆動を泥水ポンプの駆動に応じて電気的
に制御できるようにすれば、薬剤の添加量を汲み上げた
泥水量に対応させることができる。If the driving of the chemical addition device can be electrically controlled in accordance with the driving of the muddy water pump, the amount of chemical added can be made to correspond to the amount of muddy water pumped.
「作用」
Ｌ足手段の処理装置で泥水を処理するときは、泥水ポン
プにより泥水を汲み上げて混和槽に収容させるとともに
、薬剤添加装置により薬剤を混和槽内に添加する。撹拌
機により混和槽内の泥水と薬剤とを混合し、その後、分
離槽へ流出させる。"Operation" When treating muddy water with the L-leg processing device, the muddy water is pumped up by the muddy water pump and stored in the mixing tank, and a chemical is added into the mixing tank by the chemical addition device. The muddy water in the mixing tank and the chemicals are mixed by a stirrer, and then flowed into the separation tank.
分離槽では、泥分が薬剤によりフロックになって沈澱さ
れ、しかも分離槽は水平面に対して傾けられているので
、沈澱物は傾きの下位位置に移動しやすくなっている。In the separation tank, the mud is precipitated in the form of flocs by the chemicals, and since the separation tank is tilted with respect to the horizontal plane, the sediment easily moves to a lower position on the slope.
そして、分離槽の下部に設けた放出口から沈澱物を放出
するとともに１分離槽の上部の放出口からは、上澄み水
を放出する。Then, the precipitate is discharged from the discharge port provided at the bottom of the separation tank, and the supernatant water is discharged from the discharge port located at the top of the first separation tank.
「実施例」 本発明の実施例を第１．２図により説明する。"Example" An embodiment of the present invention will be explained with reference to FIG. 1.2.
掘削等の工事現場に、泥水ポンプｌで汲み上げた泥水を
収容する混和槽２ （３，５を収容）が設けられると
ともに、混和槽２の下側に泥分と水分とを分離させる分
離槽３ （１５を収容）が設けられる。At a construction site such as excavation, a mixing tank 2 (accommodating 3 and 5) is installed to store the muddy water pumped up by a mud pump 1, and a separation tank 3 is installed below the mixing tank 2 to separate mud from water. (accommodating 15) is provided.
なお、混和槽２は分離槽３の上に載置され、設置スペー
スを小さくさせている。そして泥水ポンプｌで汲み上げ
た泥水は、パイプ４を介して混和槽２に流入され、泥分
と水分とが分離槽３で分離された後、それぞれが別個に
放出されるようになっている。Note that the mixing tank 2 is placed on the separation tank 3 to reduce the installation space. The muddy water pumped up by the muddy water pump 1 flows into a mixing tank 2 through a pipe 4, and after being separated into mud and water in a separation tank 3, they are discharged separately.
混和槽２には、無機ポリ塩化アルミニュウム薬液剤（例
えば商品名ＰＡＣなど）が添加されるようになっており
、そのため薬剤タンク５内の薬剤を定流量の薬剤ポンプ
Ｂによりパイプ７を介して混和槽２に供給するように構
成した。また混和槽２には、撹拌機８が設けられ、混和
槽２内の泥水と薬剤とをよく混合させるようになってい
る。An inorganic polyaluminum chloride chemical solution (for example, PAC, etc.) is added to the mixing tank 2. Therefore, the chemical in the chemical tank 5 is mixed through a pipe 7 by a chemical pump B with a constant flow rate. It was configured to be supplied to tank 2. Further, the mixing tank 2 is provided with a stirrer 8 to mix the muddy water and the medicine in the mixing tank 2 well.
混和槽２の側壁上部に排出口２ａが設けられ、その排出
口２ａからあふれ出た薬液混合泥水は、パイプ９を介し
て水位差により分離槽３に流入されるようになっている
。パイプ８の上流部に、有機高分子凝集薬液剤（例えば
商品名クリフロックＰＡ３３１など）が添加されるよう
になっており、そのため第２の薬剤タンク１０内の薬剤
を、定流量の薬剤ポンプ１１によりパイプ１２を介して
パイプ３に供給するように構成した。このように、Ｉシ
和槽２からの薬剤混合泥水に有機高分子凝集薬液剤が添
加されることにより、分離槽３で泥分が凝集され、フロ
ックとなって沈澱する。A discharge port 2a is provided at the upper part of the side wall of the mixing tank 2, and the chemical liquid mixed slurry overflowing from the discharge port 2a flows into the separation tank 3 via a pipe 9 due to the water level difference. An organic polymer flocculant liquid agent (for example, Clifflock PA331, etc.) is added to the upstream portion of the pipe 8, so that the agent in the second agent tank 10 is transferred to the agent pump 11 with a constant flow rate. It was configured such that the water was supplied to the pipe 3 via the pipe 12. In this manner, by adding the organic polymer flocculating chemical solution to the chemical-mixed slurry from the I-saturation tank 2, the mud is flocculated in the separation tank 3 and precipitated as flocs.
なお本実施例では、２種類の薬剤を添加して泥分を沈澱
させたが、泥分沈澱用の１種類の薬剤を混和槽２に添加
させるだけで１分離槽３で泥分を沈澱させることも可能
である。In this example, two types of chemicals were added to precipitate the mud, but by simply adding one type of chemical for mud sedimentation to the mixing tank 2, the mud can be precipitated in one separation tank 3. It is also possible.
分離槽３は、水平面に対して少し傾斜させて地上に配置
され、沈澱物が傾斜の下位側に集まりゃすくなっている
０分離槽３の傾斜下位側の側壁の下部に沈澱物の放出口
１３が設けられ、その放出口１３に放流パイプ１４が連
結される。放流パイプ１４は、通常時にその先端が分離
＃！３の水位以上の位置になるように１分離槽３の側壁
の係止部Ｉ５に固定される。そして、例えば所定の沈′
ｔｌｉ量になって放流をする時に、放流パイプ１４を係
止部！５から外して倒すことにより、隣接した池に放出
させられるようになっている。放出された沈澱物等は、
その水分を切り、セメント系高含水泥土急速固化用薬剤
（例えば、ＥＳＣなど）を添加して安定化処理をした後
、処分される。また分離槽３の傾斜上位側の側壁に上澄
み木の放出口！６が設けられ、その放出口１Ｂにパイプ
１７が連通されて、上澄み水を放出できるようになって
いる。The separation tank 3 is arranged on the ground at a slight inclination with respect to the horizontal plane, and a sediment discharge port 13 is provided at the lower part of the side wall on the lower side of the slope of the separation tank 3 so that sediment is less likely to collect on the lower side of the slope. is provided, and a discharge pipe 14 is connected to the discharge port 13 thereof. The tip of the discharge pipe 14 is normally separated #! It is fixed to the locking part I5 on the side wall of the separation tank 3 so that it is at a position above the water level of 1. For example, a predetermined precipitate
When the amount reaches tli and the water is discharged, the discharge pipe 14 is connected to the locking part! By removing it from 5 and defeating it, it will be released into the adjacent pond. The released sediment, etc.
After draining the water and stabilizing it by adding a cement-based high water content mud rapid solidification agent (such as ESC), it is disposed of. There is also a skim wood outlet on the side wall of the upper slope of the separation tank 3! 6 is provided, and a pipe 17 is connected to the discharge port 1B so that supernatant water can be discharged.
泥水ポンプｌと、２つの薬剤ポンプｅ、ｔｔとは配線！
８を介して電源に接続され、配線中に設けたスイッチ１
９により、泥水ポンプ１と２つの薬剤ポンプ８．１１と
を連動させるようになっている。なお、泥水ポンプｌの
駆動状態を電気的に検出し、それに応じて電気的制御装
置により薬剤ポンプＢ目の駆動を制御して、薬剤の添加
量を調節してもよい、また、薬剤ポンプを定量でなく可
変のものにし、その駆動を電気的に制御すれば、薬剤の
添加量を自由調部することができる。Wire the mud water pump l and the two chemical pumps e and tt!
Switch 1 connected to the power supply via 8 and provided in the wiring
9, the slurry pump 1 and the two chemical pumps 8.11 are linked together. Note that the driving state of the muddy water pump L may be electrically detected, and the drive of the chemical pump B may be controlled by an electric control device accordingly to adjust the amount of chemical added. By making it variable rather than fixed and controlling its drive electrically, the amount of drug added can be adjusted freely.
「発明の効果」
本発明の泥水処理装置は、混和槽と分離槽と薬剤添加装
置とからなり、従来のように泥水沈澱用油が不要である
とともに、装置を小型に形成できるので、工事現場のあ
き地の狭い場合にも、泥水処理が可能となる。また装置
は小型のため移動がしやすく、しかも耐久性のある構造
に作成できるので、多重転用が可能であり、経済的効果
が太きい、さらに薬剤供給装置の駆動を泥水ポンプの駆
動に連動させることにより、薬剤の供給を高効率で効果
的に行うことができる。"Effects of the Invention" The muddy water treatment equipment of the present invention consists of a mixing tank, a separation tank, and a chemical addition device, and does not require oil for muddy water sedimentation as in the past. This makes it possible to treat muddy water even in narrow open spaces. In addition, the device is small and easy to move, and can be made to have a durable structure, so it can be used for multiple purposes, which has a significant economic effect.Furthermore, the drive of the chemical supply device can be linked to the drive of the mud water pump. By doing so, the drug can be supplied efficiently and effectively.
第１図は本発明の泥水処理装置の全体説明図、第２図は
同装置の作用系統の説明図である。FIG. 1 is an overall explanatory diagram of the muddy water treatment apparatus of the present invention, and FIG. 2 is an explanatory diagram of the operational system of the apparatus.
Claims (3)
撹拌機を備えた混和槽と、泥分を沈澱させるための薬剤
を混和槽に供給する薬剤添加装置と、混和槽内の薬剤混
合泥水が流れ込む分離槽とからなり、分離槽は水平面に
対して少し傾斜されて配置され、その下部に沈澱物の放
出口が設けられるとともに、上部に上澄み水放出口が設
けられていることを特徴とする泥水処理装置。(1) A mixing tank that accommodates the muddy water pumped up by the muddy water pump and is equipped with an agitator, a chemical addition device that supplies chemicals to the mixing tank to precipitate the mud, and the chemical-mixed muddy water in the mixing tank flows into it. a separation tank, the separation tank is arranged at a slight inclination with respect to the horizontal plane, and a sediment discharge port is provided at the bottom of the separation tank, and a supernatant water discharge port is provided at the top. Processing equipment.
に薬剤を供給するため、第２の薬剤添加装置が設けられ
ることを特徴とする請求項（１）の泥水処理装置。(2) The muddy water treatment device according to claim 1, wherein a second chemical addition device is provided in order to supply the chemical in the middle of a pipe that flows the chemical-mixed muddy water in the mixing tank to the separation tank.
て電気的に制御可能にしたことを特徴とする請求項（１
）、（２）の泥水処理装置。(3) Claim (1) characterized in that the drive of the chemical addition device can be electrically controlled according to the drive of the muddy water pump.
), (2) muddy water treatment equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25289788A JPH02102784A (en) | 1988-10-08 | 1988-10-08 | Apparatus for treating mud water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25289788A JPH02102784A (en) | 1988-10-08 | 1988-10-08 | Apparatus for treating mud water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02102784A true JPH02102784A (en) | 1990-04-16 |
Family
ID=17243690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP25289788A Pending JPH02102784A (en) | 1988-10-08 | 1988-10-08 | Apparatus for treating mud water |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02102784A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014050823A (en) * | 2012-09-10 | 2014-03-20 | Terunaito:Kk | Production method of modified dredge soil |
-
1988
- 1988-10-08 JP JP25289788A patent/JPH02102784A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014050823A (en) * | 2012-09-10 | 2014-03-20 | Terunaito:Kk | Production method of modified dredge soil |
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