JPH0760093A - Stirring device - Google Patents
Stirring deviceInfo
- Publication number
- JPH0760093A JPH0760093A JP5239182A JP23918293A JPH0760093A JP H0760093 A JPH0760093 A JP H0760093A JP 5239182 A JP5239182 A JP 5239182A JP 23918293 A JP23918293 A JP 23918293A JP H0760093 A JPH0760093 A JP H0760093A
- Authority
- JP
- Japan
- Prior art keywords
- slurry
- liquid
- stirring
- container
- stirring tank
- 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.)
- Granted
Links
Landscapes
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】本発明は液体とスラリーとが混在
した液体、特に比重の大きなスラリーが混在する液体を
撹拌するのに好適な撹拌装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an agitator suitable for agitating a liquid in which a liquid and a slurry are mixed, particularly a liquid in which a slurry having a large specific gravity is mixed.
【0002】[0002]
【従来の技術】従来は図8に示すように、容器aの下方
部に斜傾した撹拌翼bを有する撹拌軸cを設けると共
に、該容器aの側壁にバッフルdを設けたものが知られ
ている。2. Description of the Related Art Conventionally, as shown in FIG. 8, it is known that a stirring shaft c having a slanting stirring blade b is provided in a lower portion of a container a and a baffle d is provided on a side wall of the container a. ing.
【0003】[0003]
【発明が解決しようとする課題】しかし上記従来のもの
は、始動時に多大の回転エネルギーを要すると共に、混
在するスラリーの比重が大きい場合、又は該スラリーの
量が多い場合に翼板がスラリーに埋れて始動が不可能な
場合や撹拌翼部のみのスラリーが撹拌翼板と共廻りして
全体が均一に撹拌されない問題点を有していた。However, in the above-mentioned conventional one, a large amount of rotational energy is required at the time of starting, and when the specific gravity of the mixed slurry is large or the amount of the slurry is large, the vanes are buried in the slurry. However, there is a problem in that the starting cannot be performed or the slurry having only the stirring blade part rotates together with the stirring blade plate and the whole is not uniformly stirred.
【0004】本発明は上記の問題点を解消し、消費エネ
ルギーが少なく、比重の大きいスラリーが混在する場合
にも均一に、且つ容易に撹拌できる撹拌装置を提供する
ことを目的とする。An object of the present invention is to solve the above problems and to provide a stirring device which can stir uniformly and easily even when a slurry having a small energy consumption and a large specific gravity is mixed.
【0005】[0005]
【課題を解決するための手段】上記の目的を達成するた
め本発明は容器内に液体とスラリーとが混在する攪拌槽
において該攪拌槽の液体の上層部に水平方向に吐出流を
形成する翼板を有する撹拌手段を設けたことを特徴とす
る。In order to achieve the above-mentioned object, the present invention is a blade for forming a discharge flow in the horizontal direction in the upper layer portion of the liquid in the stirring tank in which the liquid and the slurry are mixed in the container. It is characterized in that a stirring means having a plate is provided.
【0006】[0006]
【作用】翼板の回転により液体の上層部は外方に押し出
され撹拌槽内を流下して沈殿したスラリー層に当り交転
して上昇する。The upper layer portion of the liquid is pushed outward by the rotation of the vane, flows down in the stirring tank, hits the precipitated slurry layer, and turns up.
【0007】このいわゆる龍巻流によって上部のスラリ
ーが撹拌されると共に順次撹拌流が下方に移行して底部
のスラリーを上昇させ全体が均一に撹拌される。更に底
部のバッフルに当接した液流は渦巻き状に旋回して上昇
流となるため撹拌が一層効率よく行われる。By this so-called tornado flow, the upper slurry is agitated, and at the same time, the agitated flow moves downward to raise the bottom slurry and agitate the whole uniformly. Further, since the liquid flow that is in contact with the bottom baffle swirls in a spiral shape and becomes an upward flow, stirring is performed more efficiently.
【0008】[0008]
【実施例】以下本発明の第1実施例を図1乃至図3によ
り説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described below with reference to FIGS.
【0009】1は撹拌槽を示し、該撹拌槽1は有底円筒
の容器1aからなり、該容器1a内には液体2とスラリ
ー3とが混在しており、比重の大きいスラリー3は下方
に沈殿している。Reference numeral 1 denotes a stirring tank. The stirring tank 1 is composed of a bottomed cylindrical container 1a, in which a liquid 2 and a slurry 3 are mixed, and a slurry 3 having a large specific gravity is directed downward. It has settled.
【0010】4は撹拌手段を示し、該撹拌手段4は回転
軸4aの下端に半径方向に放射状に固定した翼板4bか
らなり、図示していないモータにより回転する。Reference numeral 4 denotes a stirring means, which comprises a vane plate 4b radially fixed radially to the lower end of a rotary shaft 4a and is rotated by a motor (not shown).
【0011】5はバッフルを示し、該バッフルは直線状
の帯状板からなり前記容器1aの底部に放射状に固定さ
れると共にこれらバッフルの交差部に相当する該底部の
中心部は互に間隙5aを有する。Reference numeral 5 denotes a baffle, which is composed of a linear strip plate and is radially fixed to the bottom of the container 1a, and the center of the bottom corresponding to the intersection of these baffles has a gap 5a therebetween. Have.
【0012】次に上記実施例の作動を説明する。Next, the operation of the above embodiment will be described.
【0013】回転軸4aが矢印A方向に回転すると、容
器1a内の上方の液体2は翼板4bにより外方へ押し出
されると共に斜め下方にも押し出されて沈殿したスラリ
ー3の表層に当り龍巻き状になって上昇する。When the rotary shaft 4a rotates in the direction of the arrow A, the upper liquid 2 in the container 1a is pushed outward by the vane 4b and also diagonally downward and hits the surface layer of the slurry 3 which has settled, and is wound with a tornado. And rises.
【0014】従って沈殿しているスラリー3が順次上方
に浮上して撹拌される。Therefore, the precipitated slurry 3 is sequentially floated upward and agitated.
【0015】一方スラリー3の比重が大きい場合には底
部に設けたバッフル5が翼板4bの回転方向と同方向に
偏位し且つ間隙5aを有しているため、バッフル5に当
接したスラリー3と液体2との混合物が矢印の如く各セ
クションで渦巻き流となり上昇する。On the other hand, when the specific gravity of the slurry 3 is large, the baffle 5 provided at the bottom is displaced in the same direction as the rotating direction of the vanes 4b and has a gap 5a, so that the slurry contacting the baffle 5 is The mixture of liquid 3 and liquid 2 rises in a swirling flow in each section as shown by the arrow.
【0016】かくて比較的比重の大きいスラリー3と液
体2との撹拌に対して大動力を要することなく均一な撹
拌が行われる。Thus, uniform agitation can be performed without requiring a large amount of power to agitate the slurry 3 and the liquid 2 having a relatively large specific gravity.
【0017】又本実施例Bと従来例Cとの撹拌槽1内の
比較濃度グラフ(図3)によれば、本実施例は撹拌槽1
の深さ300mm、400mm、500mmの各位置に
おいて均一な濃度に撹拌されていることが判明した。Further, according to the comparative concentration graph (FIG. 3) in the stirring tank 1 of this embodiment B and the conventional example C, this embodiment shows that the stirring tank 1
It was found that stirring was carried out at a depth of 300 mm, 400 mm, and 500 mm at a uniform concentration.
【0018】図4は第2実施例を示し、該第2実施例に
おいては前記バッフル5は湾曲状の帯状板に形成されて
前記容器1aの底部に放射状に固定したものであり、前
記第1実施例のバッフル5に比して更に渦の発生が多く
なり撹拌が一層効率よく行われるという効果がある。FIG. 4 shows a second embodiment. In the second embodiment, the baffle 5 is formed as a curved strip plate and is radially fixed to the bottom of the container 1a. Compared with the baffle 5 of the embodiment, the generation of vortices is further increased, and there is an effect that stirring is performed more efficiently.
【0019】又図5は第3実施例を示し、該第3実施例
においては前記撹拌手段4が回転軸4aの下端に固定の
円板4cと該円板4cの下面に放射状に固定の翼板4b
とからなり、図6の如く静止状態で水平であった液面A
が回転軸4aの回転により遠心力が発生し下方に凸の放
物線状の液面Bとなることにより翼板4bの上部の根部
付近が大気中に出ることにより該付近の液面下へ空気が
吸い込まれて液体中に気泡が混入して撹拌効果が低下す
るおそれがあり、前記円板4cによりこの気泡の混入を
防止して撹拌効率を更に向上する効果がある。FIG. 5 shows a third embodiment. In the third embodiment, the stirring means 4 has a disk 4c fixed to the lower end of the rotating shaft 4a and a blade radially fixed to the lower surface of the disk 4c. Board 4b
And the liquid level A that was horizontal in a stationary state as shown in FIG.
Is generated by the rotation of the rotating shaft 4a to form a parabolic liquid surface B which is convex downward, and the vicinity of the root of the upper part of the blade 4b is exposed to the atmosphere, so that air is drawn below the liquid surface in the vicinity. There is a risk that air bubbles will be sucked into the liquid and the stirring effect will be reduced, and the disc 4c will prevent the bubbles from being mixed and will further improve the stirring efficiency.
【0020】更に図7は第4実施例を示し、該第4実施
例においては前記円板4cの周縁部に円筒4dを上方へ
立設しており、更に液体中への気泡の混入を防止する効
果が大となり、撹拌効率が飛躍的に上昇する。Further, FIG. 7 shows a fourth embodiment. In the fourth embodiment, a cylinder 4d is erected upward on the peripheral edge of the disc 4c to prevent air bubbles from entering the liquid. The effect of this is great, and the stirring efficiency is dramatically increased.
【0021】[0021]
【発明の効果】上記のように本発明によれば、容器内に
液体とスラリーとが混在する撹拌槽において、該撹拌槽
の液体の上層部に水平方向に吐出流を形成する翼板を有
する撹拌手段を設けたので、消費エネルギーが少なく、
比重の大きいスラリーが混在する場合にも均一に、且つ
容易に撹拌することができる効果を有する。As described above, according to the present invention, in the agitation tank in which the liquid and the slurry are mixed in the container, the vane plate which forms the discharge flow in the horizontal direction is provided above the liquid in the agitation tank. Since a stirring means is provided, energy consumption is low,
Even if a slurry having a large specific gravity is mixed, it is possible to uniformly and easily stir.
【0022】[0022]
【図1】本発明の第1実施例の縦断面図である。FIG. 1 is a vertical sectional view of a first embodiment of the present invention.
【図2】図1のII-II 線截平面図である。FIG. 2 is a plan view taken along the line II-II of FIG.
【図3】本発明の実施例と従来例との濃度を示すグラフ
である。FIG. 3 is a graph showing the densities of an example of the present invention and a conventional example.
【図4】本発明の第2実施例のバッフルの個所の平面図
である。FIG. 4 is a plan view of the baffle portion of the second embodiment of the present invention.
【図5】本発明の第3実施例の撹拌手段の個所の平面図
である。FIG. 5 is a plan view of a portion of a stirring means according to a third embodiment of the present invention.
【図6】容器内の液体の液面の撹拌により変化する状態
を示す説明図である。FIG. 6 is an explanatory diagram showing a state that changes due to agitation of the liquid surface of the liquid in the container.
【図7】本発明の第4実施例の撹拌手段の個所の断面正
面図である。FIG. 7 is a sectional front view of a portion of a stirring means of a fourth embodiment of the present invention.
【図8】従来例の縦断面図であるFIG. 8 is a vertical sectional view of a conventional example.
1 攪拌槽 1a 容器 2 液体 3 スラリー 4 撹拌手段 4a 回転軸 4b 翼板 4c 円板 4d 円筒 5 バッフル 1 Stirring tank 1a Container 2 Liquid 3 Slurry 4 Stirring means 4a Rotating shaft 4b Blade 4c Disc 4d Cylinder 5 Baffle
Claims (5)
拌槽において、該攪拌槽の液体の上層部に水平方向に吐
出流を形成する翼板を有する撹拌手段を設けたことを特
徴とする撹拌装置。1. A stirring tank in which a liquid and a slurry are mixed in a container, wherein stirring means having a vane plate for forming a discharge flow in a horizontal direction is provided in an upper layer portion of the liquid in the stirring tank. Stirrer.
に隔離した複数のバッフルを放射状に立設したことを特
徴とする請求項1に記載の撹拌装置。2. The stirrer according to claim 1, wherein a plurality of baffles which are separated from each other in a central portion are radially provided on a bottom portion of the stirring tank.
状板により形成されたことを特徴とする請求項2に記載
の撹拌装置。3. The stirrer according to claim 2, wherein the baffle is formed by a linear or curved strip plate.
た円板と該円板の下面に突設した翼板とからなることを
特徴とする請求項1又は請求項2に記載の撹拌装置。4. The stirrer according to claim 1, wherein the stirring means comprises a disc fixed to the lower end of the rotating shaft and a blade plate protruding from the lower surface of the disc. apparatus.
したことを特徴とする請求項4に記載の撹拌装置。5. The stirring device according to claim 4, wherein a cylinder is provided upright on a peripheral portion of the disc.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP23918293A JP3578782B2 (en) | 1993-08-31 | 1993-08-31 | Stirrer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP23918293A JP3578782B2 (en) | 1993-08-31 | 1993-08-31 | Stirrer |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0760093A true JPH0760093A (en) | 1995-03-07 |
JP3578782B2 JP3578782B2 (en) | 2004-10-20 |
Family
ID=17040944
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP23918293A Expired - Fee Related JP3578782B2 (en) | 1993-08-31 | 1993-08-31 | Stirrer |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP3578782B2 (en) |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001514958A (en) * | 1997-08-19 | 2001-09-18 | コモンウェルス サイエンティフィック アンド インダストリアル リサーチ オーガニゼーション | Mixing method and device therefor |
FR2843046A1 (en) * | 2002-08-02 | 2004-02-06 | Japan Nuclear Cycle Dev Inst | Agitation apparatus, for dissolving powder in spent nuclear fuel reprocessing plant, has anti-lift component with fixed vanes, to stop powder rising under effect of rotating agitator |
KR100455085B1 (en) * | 1999-10-23 | 2004-11-06 | 주식회사 포스코 | An apparatus for stirring molten iron |
JP2012223727A (en) * | 2011-04-21 | 2012-11-15 | Satake Chemical Equipment Mfg Ltd | Crystallizer |
JP2013086055A (en) * | 2011-10-20 | 2013-05-13 | Satake Chemical Equipment Mfg Ltd | Adsorption separation apparatus |
WO2014013540A1 (en) * | 2012-07-17 | 2014-01-23 | 佐竹化学機械工業株式会社 | Crystallization device |
WO2017010131A1 (en) * | 2015-07-10 | 2017-01-19 | 佐竹化学機械工業株式会社 | Stirring apparatus and stirring method |
JP2019141847A (en) * | 2019-06-10 | 2019-08-29 | 佐竹化学機械工業株式会社 | Agitation method |
JP2019147077A (en) * | 2018-02-26 | 2019-09-05 | プライミクス株式会社 | Agitator |
JP2019198813A (en) * | 2018-05-15 | 2019-11-21 | プライミクス株式会社 | Agitation device |
JP2020157259A (en) * | 2019-03-27 | 2020-10-01 | 住友重機械エンバイロメント株式会社 | Water treatment system, rectification member and method for updating water treatment system |
CN114272882A (en) * | 2022-01-19 | 2022-04-05 | 浙江友联化学工业有限公司 | Sulfonation reaction device is used in sour production of 2B |
WO2024000453A1 (en) * | 2022-06-30 | 2024-01-04 | 宁德时代新能源科技股份有限公司 | Impeller assembly and battery slurry mixing and stirring device having same |
Families Citing this family (1)
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---|---|---|---|---|
JP4628232B2 (en) * | 2005-09-28 | 2011-02-09 | 佐竹化学機械工業株式会社 | Slurry impeller |
-
1993
- 1993-08-31 JP JP23918293A patent/JP3578782B2/en not_active Expired - Fee Related
Cited By (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001514958A (en) * | 1997-08-19 | 2001-09-18 | コモンウェルス サイエンティフィック アンド インダストリアル リサーチ オーガニゼーション | Mixing method and device therefor |
US6467947B1 (en) | 1997-08-19 | 2002-10-22 | Commonwealth Scientific And Industrial Research Organisation | Method and apparatus for mixing |
KR100455085B1 (en) * | 1999-10-23 | 2004-11-06 | 주식회사 포스코 | An apparatus for stirring molten iron |
FR2843046A1 (en) * | 2002-08-02 | 2004-02-06 | Japan Nuclear Cycle Dev Inst | Agitation apparatus, for dissolving powder in spent nuclear fuel reprocessing plant, has anti-lift component with fixed vanes, to stop powder rising under effect of rotating agitator |
US7279139B2 (en) | 2002-08-02 | 2007-10-09 | Japan Nuclear Cycle Development Institute | Agitation type powder dissolving apparatus for reprocessing spent nuclear fuel |
JP2012223727A (en) * | 2011-04-21 | 2012-11-15 | Satake Chemical Equipment Mfg Ltd | Crystallizer |
JP2013086055A (en) * | 2011-10-20 | 2013-05-13 | Satake Chemical Equipment Mfg Ltd | Adsorption separation apparatus |
US9254452B2 (en) | 2012-07-17 | 2016-02-09 | Satake Chemical Equipment Mfg Ltd. | Crystallization device |
WO2014013540A1 (en) * | 2012-07-17 | 2014-01-23 | 佐竹化学機械工業株式会社 | Crystallization device |
EP2875851A4 (en) * | 2012-07-17 | 2016-03-16 | Satake Chem Equip Mfg | Crystallization device |
WO2017010131A1 (en) * | 2015-07-10 | 2017-01-19 | 佐竹化学機械工業株式会社 | Stirring apparatus and stirring method |
JP2017018883A (en) * | 2015-07-10 | 2017-01-26 | 佐竹化学機械工業株式会社 | Agitator |
JP2019147077A (en) * | 2018-02-26 | 2019-09-05 | プライミクス株式会社 | Agitator |
JP2019198813A (en) * | 2018-05-15 | 2019-11-21 | プライミクス株式会社 | Agitation device |
JP2020157259A (en) * | 2019-03-27 | 2020-10-01 | 住友重機械エンバイロメント株式会社 | Water treatment system, rectification member and method for updating water treatment system |
JP2019141847A (en) * | 2019-06-10 | 2019-08-29 | 佐竹化学機械工業株式会社 | Agitation method |
CN114272882A (en) * | 2022-01-19 | 2022-04-05 | 浙江友联化学工业有限公司 | Sulfonation reaction device is used in sour production of 2B |
CN114272882B (en) * | 2022-01-19 | 2024-05-07 | 浙江友联化学工业有限公司 | Sulfonation reaction device for 2B acid production |
WO2024000453A1 (en) * | 2022-06-30 | 2024-01-04 | 宁德时代新能源科技股份有限公司 | Impeller assembly and battery slurry mixing and stirring device having same |
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