JPH06697A - Discharge regulator in solid-liquid separator and dehydrator - Google Patents

Discharge regulator in solid-liquid separator and dehydrator

Info

Publication number
JPH06697A
JPH06697A JP4158217A JP15821792A JPH06697A JP H06697 A JPH06697 A JP H06697A JP 4158217 A JP4158217 A JP 4158217A JP 15821792 A JP15821792 A JP 15821792A JP H06697 A JPH06697 A JP H06697A
Authority
JP
Japan
Prior art keywords
solid
dehydrator
screw shaft
fluid pressure
filter body
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.)
Withdrawn
Application number
JP4158217A
Other languages
Japanese (ja)
Inventor
Yamato Unno
大和 海野
Masayoshi Mitani
正義 三谷
Masahiro Hori
正博 堀
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsui Engineering and Shipbuilding Co Ltd
Original Assignee
Mitsui Engineering and Shipbuilding Co Ltd
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 by Mitsui Engineering and Shipbuilding Co Ltd filed Critical Mitsui Engineering and Shipbuilding Co Ltd
Priority to JP4158217A priority Critical patent/JPH06697A/en
Publication of JPH06697A publication Critical patent/JPH06697A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B9/00—Presses specially adapted for particular purposes
    • B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
    • B30B9/12—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using pressing worms or screws co-operating with a permeable casing
    • B30B9/18—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using pressing worms or screws co-operating with a permeable casing with means for adjusting the outlet for the solid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B9/00—Presses specially adapted for particular purposes
    • B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
    • B30B9/12—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using pressing worms or screws co-operating with a permeable casing
    • B30B9/125—Control arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Treatment Of Sludge (AREA)

Abstract

PURPOSE:To provide a device by which the condition of compression may be changed or automatically changed even during the operation of a solid-liquid separator and dehydrator. CONSTITUTION:In a solid-liquid separator and dehydrator, in which a throw in hole and a drain hole are provided on both sides of a filter, in which a screw shaft 24 for pressing is arranged with one end part positioned inside the throw in hole and the other end part extended into the drain hole through the inside of the filter, and in which a compression ring 26 is moved inside the drain hole so as to regulate discharge; a piston operated on fluid pressure is provided in the compression ring, a load detector 30 is provided in the driving device for the screw shaft 24, and based on the signal from the detector, a fluid pressure to the piston is controlled or automatically controlled.

Description

【発明の詳細な説明】Detailed Description of the Invention

【０００１】[0001]

【産業上の利用分野】本発明は固液分離脱水機における
排出量制御装置、より詳しくは各種産業の製造工程で発
生するさまざまな固液混合物からの分離脱水や廃水処理
装置からの余剰汚泥の脱水などに使用される固液分離脱
水機における濾過体の排出量制御装置に関するものであ
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an emission control device for a solid-liquid separation dehydrator, and more specifically, for separating and dehydrating various solid-liquid mixtures generated in manufacturing processes of various industries and for removing excess sludge from a wastewater treatment device. The present invention relates to a filter body discharge amount control device in a solid-liquid separation dehydrator used for dehydration and the like.

【０００２】[0002]

【従来の技術】従来より各種産業の製造工程で発生する
固液混合物から分離脱水する装置としては種々の方式が
提案されているが、その一つに濾過体を複数の固定板と
複数の摺動板とを夫々交互に配置し、この濾過体内にプ
レス用のスクリュー軸を配置し、このスクリュー軸によ
り固液混合物を圧縮して脱水する装置が知られている。2. Description of the Related Art Conventionally, various systems have been proposed as an apparatus for separating and dehydrating a solid-liquid mixture generated in manufacturing processes of various industries. One of them is a filter body having a plurality of fixing plates and a plurality of sliding plates. There is known a device in which moving plates are alternately arranged, a screw shaft for pressing is arranged in the filter body, and the solid-liquid mixture is compressed by the screw shaft to dehydrate.

【０００３】即ち、図３及び図４に示されるように固液
分離脱水機は濾過体１の一端に被処理物である固液混合
物ａの投入口２が設けられるとともに、他端に固液混合
物ａから脱水された固形物ａ′が排出される排出口３が
設けられ、更に分離した液体の排出口４が設けられて構
成されている。そして濾過体１の中央部に開口した圧搾
室１ａ内にスクリュー軸７が貫通して設けられ、このス
クリュー軸７の端部に圧搾リング５が設けられている。
この圧搾リング５は、図５に示すように濾過体１方向に
向ってテーパー部５ａが形成されるとともに、ネジ６を
廻すことによってスクリュー軸７に沿って矢印Ａ−Ａ′
方向に移動可能なようになっている。That is, as shown in FIGS. 3 and 4, the solid-liquid separation dehydrator is provided with an inlet 2 for a solid-liquid mixture a to be treated at one end of a filter body 1 and a solid-liquid mixture at the other end. A discharge port 3 for discharging the dehydrated solid a'from the mixture a is provided, and a separated liquid discharge port 4 is provided. A screw shaft 7 is provided so as to penetrate through a compression chamber 1a opened at the center of the filter body 1, and a compression ring 5 is provided at the end of the screw shaft 7.
As shown in FIG. 5, the squeezing ring 5 has a taper portion 5a formed in the direction of the filter body 1, and the screw 6 is turned to move along the screw shaft 7 along the arrow A-A '.
It can be moved in any direction.

【０００４】濾過体１の最終端部にラッパ状のシートリ
ング９が設けられており、これのテーパー面が圧搾リン
グ５に対面するように配置されている。この濾過体１の
中央部の濾過室１ａ内を貫通してスクリュー軸７が設け
られており、このスクリュー軸７の一端部は投入口２内
にあり、他端部は排出口３近傍まで延在して配置されて
いる。また、１０は第１の駆動機であり、濾過体１を構
成する図示しない摺動板を摺動させる摺動軸１１を回転
させるものである。そして１２は第２の駆動機であっ
て、スクリュー軸７を回転させるものである。A trumpet-shaped seat ring 9 is provided at the final end of the filter body 1, and is arranged so that its tapered surface faces the compression ring 5. A screw shaft 7 is provided so as to penetrate the inside of the filter chamber 1a at the center of the filter body 1. One end of the screw shaft 7 is in the inlet 2 and the other end extends to the vicinity of the outlet 3. It is located there. Reference numeral 10 denotes a first driving machine, which rotates a sliding shaft 11 that slides a sliding plate (not shown) that constitutes the filter body 1. 12 is a second driving machine for rotating the screw shaft 7.

【０００５】このような固液分離脱水機においては、投
入口２から固液混合物ａを投入して濾過体１内に供給す
る。そして第２の駆動機１２を回動させて固液混合物ａ
を圧縮して脱水すると共に、この脱水された水は濾過体
１を構成する固定板と摺動板との間隙から排出口４内に
入り、ここから排水されるのである。一方、固液混合物
ａから脱水された固形物ａ′は排出口３から排出され
る。そしてこの固形物ａ′の含水率の状況や固液混合物
ａの状況に応じて圧搾リング５を矢印Ａ又はＡ′方向へ
移動させてシートリング９との間隙を調節することによ
って固形物ａ′の排出量を調整するようになっている。In such a solid-liquid separation dehydrator, the solid-liquid mixture a is charged from the charging port 2 and supplied into the filter body 1. Then, the second drive unit 12 is rotated to rotate the solid-liquid mixture a.
Is compressed and dehydrated, and the dehydrated water enters the discharge port 4 through the gap between the fixed plate and the sliding plate constituting the filter body 1 and is drained from there. On the other hand, the solid a ′ that has been dehydrated from the solid-liquid mixture a is discharged from the discharge port 3. The pressing ring 5 is moved in the direction of arrow A or A'to adjust the gap with the seat ring 9 in accordance with the water content of the solid a'and the state of the solid-liquid mixture a, thereby adjusting the solid a '. It is designed to adjust the amount of emissions.

【０００６】[0006]

【発明が解決しようとする課題】ところで前記した従来
の固液分離脱水機における排出機構においては、圧搾リ
ング５をＡ−Ａ′方向への移動を手作業で行なってい
る。従って、その移動には固液分離脱水機の運転を停止
しなければならず、運転状態を確認しながら行わないの
で、その調整も不正確となり、又その移動作業にも労力
を必要とするなどの問題があった。In the discharge mechanism of the conventional solid-liquid separation dehydrator described above, the squeeze ring 5 is manually moved in the AA 'direction. Therefore, the operation of the solid-liquid separation dehydrator must be stopped for the movement, and since the operation is not performed while checking the operating state, the adjustment becomes inaccurate and labor is required for the movement work. There was a problem.

【０００７】[0007]

【課題を解決するための手段】本発明は前記従来の問題
点を解決するためになされたものであって、濾過体の両
側に投入口と排出口とを設け、プレス用のスクリュー軸
をその一端部が前記投入口内に位置し、他端部が前記濾
過体内を経て前記排出口内に延在するように配置すると
ともに、前記排出口内に圧搾リングを移動させて排出量
を調整するようにした固液分離脱水機において、前記圧
搾リングに流体圧作動ピストンを設けるとともに、前記
スクリューの駆動装置に負荷検出器を設け、該負荷検出
器の信号により前記流体圧作動ピストンへの流体圧を制
御するようにした固液分離脱水機における排出量制御装
置を提供するものである。SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned conventional problems. An inlet and an outlet are provided on both sides of a filter body, and a screw shaft for pressing is One end is located in the input port and the other end is arranged so as to extend through the filter body and into the discharge port, and a squeeze ring is moved into the discharge port to adjust the discharge amount. In the solid-liquid separation dehydrator, a fluid pressure operating piston is provided in the compression ring, a load detector is provided in the screw driving device, and the fluid pressure to the fluid pressure operating piston is controlled by a signal from the load detector. The discharge amount control device in the solid-liquid separation dehydrator is provided.

【０００８】[0008]

【作 用】スクリューの駆動装置によりスクリュー軸の
負荷が検出され、この検出された信号を所定の負荷信号
と比較され、流体圧作動ピストンへの流体圧を制御し、
この流体圧作動ピストンの作動により圧搾リングを所定
の位置に移動させることができる。[Operation] The load of the screw shaft is detected by the screw driving device, and the detected signal is compared with a predetermined load signal to control the fluid pressure to the fluid pressure actuating piston.
The squeeze ring can be moved to a predetermined position by the operation of the fluid pressure operated piston.

【０００９】[0009]

【実 施 例】以下図１及び図２に基づいて本発明によ
る固液分離脱水機における排水量制御装置の一実施例を
説明する。図１は固液分離脱水機の要部拡大側面図であ
って、濾過体２１の後端には拡開するシートリング２２
がボルト２３により取付けられている。そしてスクリュ
ー軸２４にはテーパー部２５を有する圧搾リング２６が
嵌め合わされており、この圧搾リング２６にはサポート
２７に一端が取付けられた流体圧作動ピストンとしての
油圧シリンダー２８の他端が取付けられている。この油
圧シリンダー２８には油圧装置により圧力油を供給する
ようになっている。[Embodiment] An embodiment of a drainage amount control device in a solid-liquid separation dehydrator according to the present invention will be described below with reference to FIGS. 1 and 2. FIG. 1 is an enlarged side view of an essential part of a solid-liquid separation dehydrator, in which a seat ring 22 that expands at the rear end of a filter body 21.
Are attached by bolts 23. A compression ring 26 having a tapered portion 25 is fitted to the screw shaft 24, and the compression ring 26 is attached with the other end of a hydraulic cylinder 28 as a fluid pressure actuated piston having one end attached to a support 27. There is. Pressure oil is supplied to the hydraulic cylinder 28 by a hydraulic device.

【００１０】詳述すれば、図２に示すようにスクリュー
軸２４（７）を駆動する第２の駆動機２９には負荷検出
器３０が設けられており、この負荷検出器３０の信号Ｖ
1 は比較器３１に導かれ、入力装置３２から記憶装置３
３に入力された所定の負荷信号Ｖ2 と比較され、その差
が生じている場合は作動信号Ｖ3 として切換弁３４ａと
３４ｂと油圧ポンプ３５に導かれるようになっている。
例えば第２の駆動機２９が電動機による場合は作動電流
により負荷が検出され、この作動電流値を記憶装置から
の所定電流値と比較するようにしてもよい。More specifically, as shown in FIG. 2, a load detector 30 is provided in the second driving machine 29 for driving the screw shaft 24 (7), and a signal V of the load detector 30 is provided.
1 is guided to the comparator 31 and is input from the input device 32 to the storage device 3
3 is compared with a predetermined load signal V 2 input to the switch 3, and if there is a difference, it is introduced to the switching valves 34a and 34b and the hydraulic pump 35 as an operation signal V 3 .
For example, when the second driving machine 29 is an electric motor, a load may be detected by an operating current, and this operating current value may be compared with a predetermined current value from a storage device.

【００１１】今、図１においてシートリング２２と圧搾
リング２６との間に間隙ｄで固形物ａ′の排出量Ｍであ
るとき、例えば固形物ａ′の含水率を更に低下させよう
とすれば入力装置３２から記憶装置３３に、より高い所
定の負荷信号Ｖ2 が入力される。そして負荷検出器３０
からの信号Ｖ1 とが比較器３１で比較され、作動振動Ｖ
3 として切換弁３４ａ, ３４ｂを作動させる。即ち、図
示において左方向に切換え供給ラインＬ1 とライン
Ｌ2 、ラインＬ3 と戻りラインＬ4 更にはラインＬ5 と
供給ラインＬ1 、戻りラインＬ4 とラインＬ6 とを夫々
連結し、油圧ポンプ３５を作動させて油圧シリンダ２８
に圧力油を供給して作動させる。Now, in FIG. 1, when the discharge amount M of the solid a'in the gap d between the seat ring 22 and the compression ring 26 is set, for example, if the water content of the solid a'is attempted to be further reduced. A higher predetermined load signal V 2 is input from the input device 32 to the storage device 33. And the load detector 30
The signal V 1 from V is compared with the comparator 31 and the operating vibration V
The switching valves 34a and 34b are operated as 3 . That is, in the drawing, the switching supply lines L 1 and L 2 , the line L 3 and the return line L 4, and the line L 5 and the supply line L 1 , and the return line L 4 and the line L 6 are connected in the leftward direction, respectively. Operate the hydraulic pump 35 to operate the hydraulic cylinder 28.
Operate by supplying pressure oil to.

【００１２】その結果、圧搾リング２６を矢印Ａ方向へ
移動させることができるのである。勿論、負荷検出器３
０からの信号Ｖ1 と所定の負荷信号Ｖ2 とが等しくなっ
た場合、作動信号Ｖ3 は遮断される。そのため、切換弁
３４ａ，３４ｂは中立位置に切換えられるとともに油圧
ポンプ３５は停止する。なお、本実施例においては油圧
ピストンを用いたが空気圧を用いてもよい。As a result, the compression ring 26 can be moved in the direction of arrow A. Of course, the load detector 3
If the signal V 1 from 0 and the predetermined load signal V 2 become equal, the actuation signal V 3 is cut off. Therefore, the switching valves 34a and 34b are switched to the neutral position and the hydraulic pump 35 is stopped. Although the hydraulic piston is used in this embodiment, pneumatic pressure may be used.

【００１３】[0013]

【発明の効果】本発明による固液分離脱水機における排
出量制御装置は、濾過体の両側に投入口と排出口とを設
け、プレス用のスクリュー軸をその一端部が前記投入口
内に位置し、他端部が前記濾過体内を経て前記排出口内
に延在するように配置するとともに、前記排出口内に圧
搾リングを移動させて排出量を調整するようにした固液
分離脱水機において、前記圧搾リングに流体圧作動ピス
トンを設けるとともに、前記スクリュー軸の駆動装置に
負荷検出器を設け、該負荷検出器の信号により前記流体
圧作動ピストンへの流体圧を制御するように構成されて
いる。The discharge amount control device in the solid-liquid separation dehydrator according to the present invention is provided with a charging port and a discharging port on both sides of the filter body, and a screw shaft for pressing has one end located in the charging port. In the solid-liquid separation dehydrator in which the other end is arranged to extend through the filter body and into the discharge port, and a discharge ring is moved to adjust the discharge amount in the discharge port, The ring is provided with a fluid pressure actuated piston, the screw shaft drive device is provided with a load detector, and the fluid pressure to the fluid pressure actuated piston is controlled by a signal of the load detector.

【００１４】従って、圧搾リング２６の移動を自動的に
行なうようにしたため、運転中であっても制御又は自動
的に制御することができ、しかもその制御作業は極めて
容易に、かつ安全に行なうことができるという効果があ
る。更に、運転開始、運転停止の作業においては圧搾リ
ング26は流体バルブとしての役割があり、この時の作業
においても全く上記と同様の効果がある。Therefore, since the squeeze ring 26 is automatically moved, it can be controlled or automatically controlled even during operation, and the control work can be performed very easily and safely. There is an effect that can be. Further, the squeezing ring 26 has a role as a fluid valve in the work of starting and stopping the operation, and the work at this time also has the same effect as the above.

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

【図１】本発明による固液分離脱水機の排出量制御装置
の要部拡大側面図である。FIG. 1 is an enlarged side view of a main part of a discharge control device for a solid-liquid separation dehydrator according to the present invention.

【図２】本発明による固液分離脱水機における排出量制
御装置の制御系統図である。FIG. 2 is a control system diagram of an emission control device in a solid-liquid separation dehydrator according to the present invention.

【図３】従来の固液分離脱水機における排水量制御装置
の側面図である。FIG. 3 is a side view of a wastewater amount control device in a conventional solid-liquid separation dehydrator.

【図４】従来の固液分離脱水機における排水量制御装置
の平面図である。FIG. 4 is a plan view of a wastewater amount control device in a conventional solid-liquid separation dehydrator.

【図５】図３のＡ部拡大図である。5 is an enlarged view of part A of FIG.

【符号の説明】[Explanation of symbols]

１, ２１ 濾過体 ２ 投入口 ３ 排出口 ４ 排水口 ５, ２６ 圧搾リング ６ ネジ ７, ２４ スクリュー軸 ９, ２２ シート
リング １０ 第１の駆動機 １１ 摺動軸 １２, ２９ 第２の駆動機 ２５ テーパー部 ２７ サポート ２８ 油圧シリン
ダー ３０ 負荷検出器 ３１ 比較器 ３２ 入力装置 ３３ 記憶装置 ３４ａ, ３４ｂ 切換弁1, 21 Filter body 2 Input port 3 Discharge port 4 Drain port 5, 26 Squeeze ring 6 Screw 7, 24 Screw shaft 9, 22 Seat ring 10 First drive machine 11 Sliding shaft 12, 29 Second drive machine 25 Taper part 27 Support 28 Hydraulic cylinder 30 Load detector 31 Comparator 32 Input device 33 Storage device 34a, 34b Switching valve

Claims (1)

【特許請求の範囲】[Claims] 【請求項１】 濾過体の両側に投入口と排出口とを設
け、プレス用のスクリュー軸をその一端部が前記投入口
内に位置し、他端部が前記濾過体内を経て前記排出口内
に延在するように配置するとともに、前記排出口内に圧
搾リングを移動させて排出量を調整するようにした固液
分離脱水機において、前記圧搾リングに流体圧作動ピス
トンを設けるとともに、前記スクリュー軸の駆動装置に
負荷検出器を設け、該負荷検出器の信号により前記流体
圧作動ピストンへの流体圧を制御するようにしたことを
特徴とする固液分離脱水機における排出量制御装置。1. An inlet and an outlet are provided on both sides of the filter body, and a screw shaft for pressing has one end located in the inlet and the other end extending into the outlet through the filter body. In the solid-liquid separation dehydrator in which the compression ring is arranged so as to be present and the discharge amount is adjusted by moving the compression ring into the discharge port, a fluid pressure operation piston is provided in the compression ring, and the screw shaft is driven. A discharge amount control device in a solid-liquid separation dehydrator, characterized in that a load detector is provided in the device, and a fluid pressure to the fluid pressure operating piston is controlled by a signal of the load detector.
JP4158217A 1992-06-17 1992-06-17 Discharge regulator in solid-liquid separator and dehydrator Withdrawn JPH06697A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4158217A JPH06697A (en) 1992-06-17 1992-06-17 Discharge regulator in solid-liquid separator and dehydrator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4158217A JPH06697A (en) 1992-06-17 1992-06-17 Discharge regulator in solid-liquid separator and dehydrator

Publications (1)

Publication Number Publication Date
JPH06697A true JPH06697A (en) 1994-01-11

Family

ID=15666845

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4158217A Withdrawn JPH06697A (en) 1992-06-17 1992-06-17 Discharge regulator in solid-liquid separator and dehydrator

Country Status (1)

Country Link
JP (1) JPH06697A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013033770A1 (en) * 2011-09-06 2013-03-14 Anaeco Limited Dewatering method and apparatus
WO2013033774A1 (en) * 2011-09-06 2013-03-14 Anaeco Limited Separation method and apparatus

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013033770A1 (en) * 2011-09-06 2013-03-14 Anaeco Limited Dewatering method and apparatus
WO2013033774A1 (en) * 2011-09-06 2013-03-14 Anaeco Limited Separation method and apparatus
AU2012372892B2 (en) * 2011-09-06 2015-02-19 Anaeco Limited Dewatering method and apparatus

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