JP2514197Y2 - Fluid agitator - Google Patents
Fluid agitatorInfo
- Publication number
- JP2514197Y2 JP2514197Y2 JP1992032971U JP3297192U JP2514197Y2 JP 2514197 Y2 JP2514197 Y2 JP 2514197Y2 JP 1992032971 U JP1992032971 U JP 1992032971U JP 3297192 U JP3297192 U JP 3297192U JP 2514197 Y2 JP2514197 Y2 JP 2514197Y2
- Authority
- JP
- Japan
- Prior art keywords
- water tank
- pipe
- circulation pump
- slurry
- stirring water
- 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
Links
Landscapes
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本考案は、生コンスラリー、或い
は石灰等を含む水又は汚水のような沈澱物が多い水を貯
溜してなる攪拌水槽において、沈澱物を浮遊攪拌する流
体攪拌装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fluid agitator for floating and agitating a precipitate in a stirring water tank for storing raw contaminated slurry, water containing lime or the like, or water containing a large amount of a precipitate such as sewage.
【０００２】[0002]
【従来の技術】例えば、生コンスラリーの場合、何ら攪
拌を行わない場合、重力沈降によって底部にコンクリー
ト成分が沈降する。2. Description of the Related Art For example, in the case of a ready-mixed slurry, concrete components settle to the bottom due to gravity settling without any stirring.
【０００３】このスラリーをそのまま施工現場における
被施工体に流込施工する場合、被施工体の水分量が不均
一となり、その結果、被施工体の強度も不均一となり、
長年月にわたる使用に耐え得ないおそれがある。When this slurry is directly poured into a work piece at a construction site, the water content of the work piece becomes uneven, and as a result, the strength of the work piece becomes uneven.
May not be usable for many years.
【０００４】かかる問題点を解決するべく、本出願人
は、先に特開昭56-115626 号公報によって、沈澱物を速
やかに浮上させ十分な攪拌効果を上げることができ、攪
拌水槽内部全体にわたってスラリー濃度を均一にするこ
とができる流体攪拌装置を開示した。In order to solve such a problem, the applicant of the present invention has previously disclosed in Japanese Patent Laid-Open No. 56-115626 that a precipitate can be quickly floated to enhance a sufficient stirring effect, so that the entire stirring water tank is entirely covered. Disclosed is a fluid agitator capable of making the slurry concentration uniform.
【０００５】[0005]
【考案が解決しようとする課題】しかし、かかる従来の
流体攪拌装置は、未だ、以下の問題点を有していた。However, such a conventional fluid agitator still has the following problems.
【０００６】流体攪拌装置は、攪拌水槽内に配置され
るものであるため、故障等が生じた場合、いちいち攪拌
水槽から取り出して補修し、補修後、さらに攪拌水槽内
に設置しなおさなければならず、従って、メンテナンス
が煩雑となる。Since the fluid agitator is arranged in the agitated water tank, if a failure occurs, the fluid agitator must be taken out of the agitated water tank, repaired, and then installed again in the agitated water tank. Therefore, maintenance becomes complicated.
【０００７】また、流体攪拌装置におけるインペラ等
を回転させるモータ等の駆動源は水密性を確保したもの
でなければならず、水密シール機構が複雑となり、製造
コトストが高くなる。Further, a drive source such as a motor for rotating an impeller or the like in the fluid agitator must ensure watertightness, which complicates the watertight sealing mechanism and increases manufacturing costs.
【０００８】さらに、単に流体攪拌機能しか具備して
おらず、均一に攪拌されたスラリーを施工箇所に移送す
るに際しては、別途スラリー移送装置を必要とする。Further, it has only a fluid stirring function, and a separate slurry transfer device is required to transfer the uniformly stirred slurry to the construction site.
【０００９】本考案は、上記問題点を解決することがで
きる流体攪拌装置を提供することを目的とする。An object of the present invention is to provide a fluid agitator capable of solving the above problems.
【００１０】[0010]
【課題を解決するための手段】本考案は、筒状側壁の下
端に水平平板からなる底板を連設して上端開口の攪拌水
槽を形成し、攪拌水槽内の上端縁に沿ってリング状の環
状分配配管を連設し、かつ、攪拌水槽の外部に、吸引口
と吐出口とを具備する循環ポンプを配設し、かつ、同循
環ポンプの吸引口を攪拌水槽の下部をなす底板の周縁部
に設けた開口と水平方向に伸延する吸引配管を介して連
通連結し、同循環ポンプの吐出口を環状分配配管と吐出
配管を介して連通連結し、さらに、環状分配配管の下面
に、筒状側壁の内面に沿って下方に伸延する複数の噴出
管の上端を連通連結し、同噴出管の噴出開口を攪拌水槽
の筒状側壁の中途に位置させ、さらに、循環ポンプのイ
ンペラの吸引側に、インペラと一体に回転可能な回転カ
ッタを一体的に連結したことを特徴とする流体攪拌装置
に係るものである。According to the present invention, a bottom plate made of a horizontal plate is connected to the lower end of a cylindrical side wall to form a stirring water tank having an upper end opening, and a ring-shaped ring is formed along the upper edge of the stirring water tank. A circulation pump having a suction port and a discharge port is arranged outside the stirring water tank by connecting annular distribution pipes, and the suction port of the circulation pump is a peripheral edge of a bottom plate forming a lower portion of the stirring water tank. Connected to the opening provided in the section via a suction pipe that extends in the horizontal direction, the discharge port of the circulation pump is connected to the annular distribution pipe through the discharge pipe, and the lower surface of the annular distribution pipe is connected to the cylinder. The upper ends of a plurality of ejection pipes extending downward along the inner surface of the cylindrical side wall are connected and connected, the ejection opening of the ejection pipe is located in the middle of the cylindrical side wall of the stirring water tank, and the suction side of the impeller of the circulation pump is further provided. In addition, a rotating cutter that can rotate together with the impeller is integrally connected. Those of the fluid stirring device, characterized in that the.
【００１１】[0011]
【実施例】以下、添付図に示す実施例に基づいて、本考
案を具体的に説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be specifically described below based on the embodiments shown in the accompanying drawings.
【００１２】図１及び図２に示す実施例において、10は
攪拌水槽であり、筒状側壁10b の下部に水平板状の底板
10a を連設することによって形成している。また、撹拌
水槽10は、その上部にベントナイト等を投入するための
投入口11を設けている。In the embodiment shown in FIGS. 1 and 2, 10 is a stirring water tank, and a horizontal plate-like bottom plate is provided under the cylindrical side wall 10b.
It is formed by connecting 10a in series. Further, the stirring water tank 10 is provided with a charging port 11 for charging bentonite and the like on its upper part.
【００１３】そして、かかる攪拌水槽10の外部に循環ポ
ンプ12が配設されており、同循環ポンプ12は、図２に示
すように、内部にインペラ13a を回動自在に囲繞するイ
ンペラケーシング13と、同インペラケーシング13に連設
し、内部にインペラ13a と連結し、同インペラ13a を回
動するためのモータ14a を内蔵するモータケーシング14
とからなる。なお、15は循環ポンプ12を載置支持する支
持台である。A circulation pump 12 is arranged outside the stirring water tank 10. The circulation pump 12 has an impeller casing 13 rotatably surrounding an impeller 13a, as shown in FIG. , A motor casing 14 which is connected to the impeller casing 13 and which is internally connected to the impeller 13a and has a motor 14a for rotating the impeller 13a.
Consists of In addition, 15 is a support stand on which the circulation pump 12 is placed and supported.
【００１４】上記構成において、インペラケーシング13
は、その前部中央部に吸引口16を設けるとともに、その
外周縁に、単一の吐出口17を設けている。In the above structure, the impeller casing 13
Is provided with a suction port 16 at the center of its front part and a single discharge port 17 at its outer peripheral edge.
【００１５】この吸引口16は、水平方向に伸延する吸引
配管20を介して、撹拌水槽10の下部をなす底板10a の周
縁部に設けた開口21に連通連結している。The suction port 16 is connected through a suction pipe 20 extending in the horizontal direction to an opening 21 provided at the peripheral portion of the bottom plate 10a forming the lower part of the stirred water tank 10.
【００１６】また、本実施例において、循環ポンプ12
は、その吐出口17を一個とするとともに、スラリーを均
一濃度にした後、同一の循環ポンプ12を移送ポンプとし
ても用いて、スラリーを施工個所等へ移送可能な構成と
している。Further, in this embodiment, the circulation pump 12
Has a single discharge port 17 and after the slurry has a uniform concentration, the same circulation pump 12 can also be used as a transfer pump to transfer the slurry to a construction site or the like.
【００１７】即ち、図１及び図２に示すように、循環ポ
ンプ12のインペラケーシング13の外周縁には、単一の吐
出口17が設けられており、同吐出口17には単一の吐出配
管18の一端が連通連結されている。That is, as shown in FIGS. 1 and 2, a single discharge port 17 is provided on the outer peripheral edge of the impeller casing 13 of the circulation pump 12, and the discharge port 17 has a single discharge port. One end of the pipe 18 is connected for communication.
【００１８】また、同吐出配管18の他端は、攪拌水槽10
の上端縁に沿ってリング状に設けた環状分配配管30と連
通連結しており、同環状分配配管30は、円周方向に間隔
をあけて、攪拌水槽10に内面に沿って下方に伸延する複
数の噴出管31と連結しており、各噴出管31の下端に噴出
開口19が形成されており、同噴出開口19は、撹拌水槽10
の筒状側壁10b の中途に位置している。The other end of the discharge pipe 18 is connected to the stirring water tank 10
Is connected and communicated with an annular distribution pipe 30 provided in a ring shape along the upper edge of the annular distribution pipe 30, which is circumferentially spaced and extends downward along the inner surface of the stirred water tank 10. It is connected to a plurality of ejection pipes 31, and ejection openings 19 are formed at the lower end of each ejection pipe 31, and the ejection openings 19 are formed in the stirred water tank 10.
It is located in the middle of the cylindrical side wall 10b.
【００１９】ついで上記構成を有する流体攪拌装置の作
動について、図１及び図２を参照して説明する。Next, the operation of the fluid agitator having the above structure will be described with reference to FIGS. 1 and 2.
【００２０】まず、吸引配管20に設けた開閉弁22を閉じ
た後、攪拌水槽10内に、図示しない給水配管を介して受
水槽から水を充填するとともに、ベントナイト等の材料
を投入口11から攪拌水槽10内に投入し、攪拌水槽10内に
スラリーを形成する。First, after closing the on-off valve 22 provided in the suction pipe 20, water is filled in the stirring water tank 10 from the water receiving tank through a water supply pipe (not shown), and materials such as bentonite are introduced from the charging port 11. It is poured into the stirring water tank 10 to form a slurry in the stirring water tank 10.
【００２１】そして、投入後、一定時間経過すると、ベ
ントナイト等は水より比重が大きいので、その一部は重
力沈降によって攪拌水槽10内のスラリーは吸引配管20を
通って循環ポンプ12のインペラケーシング13内に吸引さ
れ、その後、吐出配管18を通った後、撹拌水槽10の上端
縁に配設した環状分配配管30内に流入し、その後、攪拌
水槽10に内面に沿って下方に伸延する複数の噴出管31か
ら勢いよく攪拌水槽10内のスラリー中に噴出されること
になる。After a certain period of time has passed after the addition, since bentonite and the like have a larger specific gravity than water, a part of the gravity causes sedimentation of the slurry in the stirred water tank 10 through the suction pipe 20 and the impeller casing 13 of the circulation pump 12. After being sucked in, then after passing through the discharge pipe 18, it flows into the annular distribution pipe 30 arranged at the upper edge of the stirred water tank 10, and then a plurality of agitated water tanks 10 extending downward along the inner surface thereof. The jet pipe 31 vigorously jets the slurry into the slurry in the stirred water tank 10.
【００２２】従って、攪拌水槽10内のスラリーは、噴出
スラリーの保有する強大な噴出エネルギーによって攪拌
されることになる。Therefore, the slurry in the agitated water tank 10 is agitated by the strong ejection energy of the ejection slurry.
【００２３】特に、噴出開口19を下方に向けて、かつ、
撹拌水槽10の筒状側壁10b に位置させているので、沈澱
物を十分に攪拌することができるとともに、沈澱物を上
方に強制的に浮上させることができ、攪拌水槽10のスラ
リーを上下部、内外周部にかかわらず、その全体にわた
ってまんべんなく攪拌・混和することができ、均一な濃
度のスラリーを形成することができる。Particularly, with the ejection opening 19 facing downward, and
Since it is located on the cylindrical side wall 10b of the stirring water tank 10, the precipitate can be sufficiently stirred and the precipitate can be forcibly floated upward, and the slurry in the stirring water tank 10 can be moved upward and downward, Regardless of the inner and outer peripheral portions, the whole can be uniformly stirred and mixed, and a slurry having a uniform concentration can be formed.
【００２４】この際、吸引配管20と連通する開口21は、
底板10a の周縁に設けたので、噴出開口19からの下方流
によって沈澱物が直接開口21を通して吸引配管20内に吸
引されるのを確実に防止することができる。従って、沈
澱物の上方への浮上を容易かつ確実に行うことができ、
スラリーの均一化をさらに促進することができる。At this time, the opening 21 communicating with the suction pipe 20 is
Since it is provided on the peripheral edge of the bottom plate 10a, it is possible to reliably prevent the precipitate from being sucked directly into the suction pipe 20 through the opening 21 by the downward flow from the jet opening 19. Therefore, it is possible to easily and reliably float the precipitate above.
The homogenization of the slurry can be further promoted.
【００２５】その後、上記循環ポンプ12を用いて、スラ
リーを上記容量で連続的に循環することによって、スラ
リー濃度をさらに均一にすることができる。Then, the circulation pump 12 is used to continuously circulate the slurry in the above-mentioned volume, whereby the slurry concentration can be made more uniform.
【００２６】また、本実施例において、吐出配管18の中
途部から移送配管32がＴ字状に分岐しており、同分岐部
Ａに隣接した吐出配管18と移送配管32の部位には、それ
ぞれ開閉弁33,34 が設けられている。Further, in the present embodiment, the transfer pipe 32 is branched in a T shape from the midway portion of the discharge pipe 18, and the discharge pipe 18 and the transfer pipe 32 adjacent to the branch portion A are respectively provided with portions. On-off valves 33, 34 are provided.
【００２７】かかる構成によって、移送配管32に設けた
開閉弁34を閉じる一方で、吐出配管18に設けた開閉弁33
を開けた後、循環ポンプ12を作動すれば、上述した容量
で、スラリーは攪拌水槽10と循環ポンプ12との間を循環
し、攪拌水槽10内のスラリーを攪拌してスラリー濃度を
均一にする。With this structure, the on-off valve 34 provided on the transfer pipe 32 is closed while the on-off valve 33 provided on the discharge pipe 18 is closed.
After opening, if the circulation pump 12 is operated, the slurry is circulated between the stirring water tank 10 and the circulation pump 12 with the above-mentioned capacity, and the slurry in the stirring water tank 10 is stirred to make the slurry concentration uniform. .
【００２８】その後、移送配管32に設けた開閉弁34を開
ける一方で、吐出配管18に設けた開閉弁33を開ければ、
循環ポンプ12の作動とともに、スラリーは、攪拌水槽10
吸引配管20 循環ポンプ 吐出配管18 分岐部Ａ 移
送配管32を通して、所望の施工個所等に移送さることに
なる。After that, the opening / closing valve 34 provided in the transfer pipe 32 is opened, while the opening / closing valve 33 provided in the discharge pipe 18 is opened.
With the operation of the circulation pump 12, the slurry is stirred in the stirred water tank 10
Suction pipe 20 Circulation pump Discharge pipe 18 Branching part A Transfer pipe 32 is transferred to a desired construction site or the like.
【００２９】また、図２に示すように、インペラケーシ
ング13内のインペラ13a の吸引側に、インペラ13a と一
体回転する回転カッター40を設けた場合は、スラリーを
切断して微細化でき、スラリー濃度の均一化をさらに向
上することができる。Further, as shown in FIG. 2, when a rotary cutter 40 that rotates integrally with the impeller 13a is provided on the suction side of the impeller 13a in the impeller casing 13, the slurry can be cut into fine particles and the slurry concentration can be reduced. Can be further improved.
【００３０】[0030]
【効果】上記した構成により、本考案は、以下の効果を
奏する。[Effects] With the above structure, the present invention has the following effects.
【００３１】撹拌水槽の上端縁に設けた環状分配配管
の下面に噴出管を連設し、同噴出管の下端に設けるとと
もに筒状側壁の中途に位置させた噴出開口より、撹拌水
槽の内面に沿って水を噴出するようにしたので、底板上
の沈澱物を十分に攪拌することができるとともに、沈澱
物を上方に強制的に浮上させることができ、攪拌水槽10
のスラリーを上下部、内外周部にかかわらず、その全体
にわたってまんべんなく攪拌・混和することができ、均
一な濃度のスラリーを形成することができる。A jet pipe is continuously provided on the lower surface of the annular distribution pipe provided at the upper edge of the stirring water tank, and is provided at the lower end of the jet pipe and is provided on the inner surface of the stirring water tank through the jet opening located in the middle of the cylindrical side wall. Since the water is spouted along it, the precipitate on the bottom plate can be sufficiently agitated and the precipitate can be forcibly levitated upward.
It is possible to evenly stir and mix the slurry regardless of the upper and lower parts and the inner and outer peripheral parts, and to form a slurry having a uniform concentration.
【００３２】また、循環ポンプの吸引口に連通連結す
る吸引配管と連通する撹拌水槽の開口を、底板の周縁に
設けたので、噴出開口からの下方流によって沈澱物が直
接開口を通して吸引配管内に吸引されるのを確実に防止
することができる。従って、沈澱物の上方への浮上をさ
らに確実に行うことができ、スラリーの均一化をさらに
促進することができる。Further, since the opening of the stirring water tank which is connected to the suction pipe which is connected to the suction port of the circulation pump is provided on the peripheral edge of the bottom plate, the downward flow from the jet opening allows the precipitate to directly pass through the opening into the suction pipe. It is possible to reliably prevent suction. Therefore, the precipitate can be more reliably floated upward, and the homogenization of the slurry can be further promoted.
【００３３】インペラケーシング内のインペラの前方
に、インペラと一体回転する回転カッターを設けたの
で、スラリーを切断して微細化でき、スラリー濃度の均
一化をさらに向上することができる。Since the rotary cutter which rotates integrally with the impeller is provided in front of the impeller in the impeller casing, the slurry can be cut into fine particles, and the uniformity of the slurry concentration can be further improved.
【００３４】環状分配配管や噴出管を撹拌水槽の上端
縁に設けたので、撹拌水槽内のスラリーとの接触を確実
に防止することができ、強アルカリのスラリーによる環
状分配配管や噴出管の腐食を可及的に防止することがで
きる。Since the annular distribution pipe and the ejection pipe are provided at the upper edge of the stirring water tank, it is possible to reliably prevent the contact with the slurry in the stirring water tank, and the corrosion of the annular distribution pipe and the ejection pipe due to the strong alkaline slurry. Can be prevented as much as possible.
【００３５】また、環状分配配管や噴出管が閉塞した場
合であっても、撹拌水槽内に入ることなく、外部から容
易に補修することができる。Further, even when the annular distribution pipe or the jet pipe is blocked, it can be easily repaired from the outside without entering the stirring water tank.
【００３６】さらに、撹拌水槽の底部を平坦な形状にす
ることができるので、撹拌水槽内の清掃が容易になる。Furthermore, since the bottom of the stirring water tank can be made flat, the inside of the stirring water tank can be easily cleaned.
【図１】本考案に係わる流体攪拌装置の一実施例の平面
図である。FIG. 1 is a plan view of an embodiment of a fluid stirring device according to the present invention.
【図２】同断面正面図である。FIG. 2 is a sectional front view of the same.
Ａ 分岐部 10 攪拌水槽 12 循環ポンプ 16 吸引口 17 吐出口 19 噴出開口 A Branch 10 Stirring water tank 12 Circulation pump 16 Suction port 17 Discharge port 19 Jet opening
Claims (1)
底板(10b) を連設して上端開口の攪拌水槽(10)を形成
し、攪拌水槽(10)内の上端縁に沿ってリング状の環状分
配配管(30)を連設し、かつ、攪拌水槽(10)の外部に、吸
引口(16)と吐出口(17)とを具備する循環ポンプ(12)を配
設し、かつ、同循環ポンプ(12)の吸引口(16)を攪拌水槽
(10)の下部をなす底板(10a) の周縁部に設けた開口と水
平方向に伸延する吸引配管(20)を介して連通連結し、同
循環ポンプ(12)の吐出口(17)を環状分配配管(30)と吐出
配管(18)を介して連通連結し、さらに、環状分配配管(3
0)の下面に、筒状側壁(10b) の内面に沿って下方に伸延
する複数の噴出管(31)の上端を連通連結し、同噴出管(3
1)の噴出開口(19)を攪拌水槽(10)の筒状側壁(10b)の中
途に位置させ、さらに、循環ポンプ(12)のインペラ(13
a) の吸引側に、インペラ(13a) と一体に回転可能な回
転カッタ(40)を一体的に連結したことを特徴とする流体
攪拌装置。1. A bottom plate (10b) consisting of a horizontal flat plate is continuously provided at the lower end of a cylindrical side wall (10b) to form a stirring water tank (10) having an upper end opening, and along the upper edge of the stirring water tank (10). A ring-shaped annular distribution pipe (30), and a circulation pump (12) having a suction port (16) and a discharge port (17) is provided outside the stirring water tank (10). In addition, the suction port (16) of the circulation pump (12) is stirred in a water tank.
The discharge port (17) of the circulation pump (12) is circularly connected to the bottom plate (10a) forming the lower part of (10) by communicating with the opening provided in the peripheral portion of the bottom plate (10a) through a horizontally extending suction pipe (20). The distribution pipe (30) and the discharge pipe (18) are connected for communication, and the ring distribution pipe (3
The lower surface of (0) is connected to the upper ends of a plurality of ejection pipes (31) extending downward along the inner surface of the cylindrical side wall (10b), and the ejection pipes (3
The jet opening (19) of (1) is located in the middle of the cylindrical side wall (10b) of the stirred water tank (10), and the impeller (13) of the circulation pump (12) is further positioned.
A fluid agitator characterized in that a rotary cutter (40) which is rotatable integrally with the impeller (13a) is integrally connected to the suction side of (a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1992032971U JP2514197Y2 (en) | 1992-05-19 | 1992-05-19 | Fluid agitator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1992032971U JP2514197Y2 (en) | 1992-05-19 | 1992-05-19 | Fluid agitator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04137734U JPH04137734U (en) | 1992-12-22 |
| JP2514197Y2 true JP2514197Y2 (en) | 1996-10-16 |
Family
ID=31915773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1992032971U Expired - Lifetime JP2514197Y2 (en) | 1992-05-19 | 1992-05-19 | Fluid agitator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2514197Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6542596B2 (en) * | 2015-06-22 | 2019-07-10 | 花王株式会社 | Method of producing slurry composition |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6133608A (en) * | 1984-07-26 | 1986-02-17 | 菅野 正 | Constitution of core material used in mattress and futon |
-
1992
- 1992-05-19 JP JP1992032971U patent/JP2514197Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH04137734U (en) | 1992-12-22 |
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