JP2811408B2 - Continuous deaerator - Google Patents
Continuous deaeratorInfo
- Publication number
- JP2811408B2 JP2811408B2 JP5307554A JP30755493A JP2811408B2 JP 2811408 B2 JP2811408 B2 JP 2811408B2 JP 5307554 A JP5307554 A JP 5307554A JP 30755493 A JP30755493 A JP 30755493A JP 2811408 B2 JP2811408 B2 JP 2811408B2
- Authority
- JP
- Japan
- Prior art keywords
- wall
- vacuum vessel
- handling liquid
- scraping blade
- continuous
- 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 - Fee Related
Links
- 239000007788 liquid Substances 0.000 claims description 30
- 238000007790 scraping Methods 0.000 claims description 25
- 238000007872 degassing Methods 0.000 claims description 11
- 238000005192 partition Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000012530 fluid Substances 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 238000011437 continuous method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Degasification And Air Bubble Elimination (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、真空容器内で回転する
有底のふるい体の遠心力により取扱液を加速して取扱液
中の気体を除去する連続脱気装置の改良に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement in a continuous deaerator for accelerating a handling liquid by centrifugal force of a bottomed sieve rotating in a vacuum vessel to remove gas in the handling liquid.
【０００２】[0002]
【従来の技術】この種の連続脱気装置は、特公平２−１
２１２１号に開示されているように真空容器内に有底の
回転ふるいが配置されており、供給された取扱液は回転
ふるいの円板上に落下し、遠心力によって半径方向に加
速された状態でふるいの細孔を通過するときおよび通過
したのちに速度を有する粒子となって真空容器の円筒状
の内壁に衝突したときに一次脱気が行われる。次いで、
真空容器の逆円錘状の内壁に沿って流下する過程で二次
脱気が行われる。2. Description of the Related Art A continuous deaerator of this type is disclosed in
As disclosed in Japanese Patent No. 2121, a bottomed rotary sieve is disposed in a vacuum vessel, and the supplied handling liquid falls on a disk of the rotary sieve and is accelerated in a radial direction by centrifugal force. The primary degassing is performed when the particles pass through the pores of the sieve and when they become particles having a velocity after passing and collide with the cylindrical inner wall of the vacuum vessel. Then
Secondary degassing is performed in the process of flowing down along the inverted conical inner wall of the vacuum vessel.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、上述し
た従来の装置においては、取扱液が高粘度または付着性
が強い場合には、一次の脱気時に取扱液が円筒状の内壁
に積層し脱気効果が損なわれると共に、二次の脱気時に
も取扱液が逆円錐状の内壁に積層し流下せず脱気効果が
損なわれ連続処理に支障を来す欠点が生じていた。However, in the conventional apparatus described above, when the handling liquid has high viscosity or strong adhesion, the handling liquid is deposited on the cylindrical inner wall during the primary degassing and degassed. The effect is impaired, and also during the second deaeration, the handling liquid is laminated on the inner wall of the inverted cone and does not flow down, so that the deaeration effect is impaired and there is a drawback that the continuous processing is hindered.
【０００４】本発明は上述の事情に鑑みなされたもの
で、真空容器内壁面にかき取り刃を設け、取扱液が高粘
度または付着性が強い場合にも有効な脱気効果を得られ
る連続脱気装置を提供することを目的とするものであ
る。The present invention has been made in view of the above circumstances, and has a scraping blade provided on the inner wall surface of a vacuum vessel so that a continuous degassing effect that can obtain an effective degassing effect even when the handling liquid has high viscosity or strong adhesion. It is intended to provide a pneumatic device.
【０００５】[0005]
【課題を解決するための手段】上述した目的を達成する
ため、本発明は真空容器内で回転する有底のふるい体の
遠心力により取扱液を加速して取扱液中の気体を除去す
る連続脱気装置において、前記真空容器内に、該真空容
器の内壁に付着した取扱液をかき落とすためのかき取り
刃を設け、前記ふるい体の遠心力により取扱液は加速さ
れ真空容器の内壁に衝突して脱気され、次いで真空容器
の内壁に付着した取扱液は前記かき取り刃によりかき取
られ真空容器を落下する際に真空下で脱気されることを
特徴とするものである。SUMMARY OF THE INVENTION In order to achieve the above-mentioned object, the present invention provides a continuous method for removing a gas in a handling liquid by accelerating a handling liquid by centrifugal force of a bottomed sieve rotating in a vacuum vessel. In the deaerator, a scraping blade for scraping off the handling liquid attached to the inner wall of the vacuum vessel is provided in the vacuum vessel, and the handling liquid is accelerated by the centrifugal force of the sieve.
Collides with the inner wall of the vacuum vessel and is degassed.
The handling liquid adhering to the inner wall of the
It is characterized in that it is degassed under vacuum when the vacuum vessel is dropped .
【０００６】[0006]
【作用】前述した構成からなる本発明によれば、回転ふ
るいより供給された高粘度または付着性が強い取扱液
は、真空容器内壁に衝突して脱気され（一次脱気）、次
いで、かき取り刃によりかき取られ真空容器を落下する
際に真空下で脱気される（二次脱気）。このように、高
粘度または付着性が強い取扱液であっても、真空容器壁
面に積層することなく連続的に脱気処理可能となる。ま
た、駆動装置外壁もかき取ることで、真空容器内に取扱
液が残ることなく効率的に排出可能となる。According to the present invention having the above-described structure, the handling liquid supplied from the rotary sieve having high viscosity or strong adhesion collides with the inner wall of the vacuum vessel and is degassed (primary degassing). It is scraped off by a blade and degassed under vacuum when falling down the vacuum vessel (secondary degassing). As described above, even if the handling liquid has high viscosity or strong adhesion, it can be continuously degassed without being laminated on the vacuum vessel wall. In addition, by scraping the outer wall of the driving device, it is possible to efficiently discharge the handled liquid without remaining in the vacuum vessel.
【０００７】[0007]
【実施例】以下、本発明に係る連続脱気装置の一実施例
を図１を参照して説明する。図１において、符号１は真
空容器であり、真空容器１の蓋１２には、真空容器１内
に突出する仕切体１３が取付けられており、この仕切体
１３により真空容器１の内部は大気側と完全に仕切られ
ている。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the continuous deaerator according to the present invention will be described below with reference to FIG. In FIG. 1, reference numeral 1 denotes a vacuum vessel, and a partition 13 projecting into the vacuum vessel 1 is attached to a lid 12 of the vacuum vessel 1 so that the inside of the vacuum vessel 1 is on the atmosphere side. And completely separated.
【０００８】仕切体１３には主軸１４が回転支承されて
おり、主軸１４の下端には回転ふるい１０が固設されて
いる。一方、モータＭ1 の出力軸には、筒状のヨーク１
５が固定され、ヨーク１５の内周には筒状の駆動側マグ
ネット１６が固定されている。そして、駆動側マグネッ
ト１６に対向して主軸１４に従動側マグネット１７が固
定されている。A main shaft 14 is rotatably supported on the partition 13, and a rotary sieve 10 is fixed to a lower end of the main shaft 14. On the other hand, the output shaft of the motor M 1, a cylindrical yoke 1
5 is fixed, and a cylindrical drive-side magnet 16 is fixed to the inner periphery of the yoke 15. A driven magnet 17 is fixed to the main shaft 14 so as to face the drive magnet 16.
【０００９】前記真空容器１は円筒状の内壁１ａと、こ
の内壁１ａより下方に延びる逆円錐状の内壁１ｂとを有
し、内壁１ｂの下端に底板２が設けられている。底板２
には、真空容器１内に突出する全体を３で示す仕切体が
取付けられている。The vacuum vessel 1 has a cylindrical inner wall 1a and an inverted conical inner wall 1b extending below the inner wall 1a, and a bottom plate 2 is provided at a lower end of the inner wall 1b. Bottom plate 2
Is mounted with a partition member indicated by 3 as a whole protruding into the vacuum vessel 1.
【００１０】仕切体３は、底板２に固定された下部フラ
ンジ部３ａと、下部フランジ部３ａから垂設されたガイ
ド部３ｂと、ガイド部３ｂの上部内方に形成された上部
フランジ部３ｃとからなっている。そして、下部フラン
ジ部３ａには下部蓋４が固定されており、前記上部フラ
ンジ部３ｃと下部蓋４とに固定された軸受５ａ，５ｂに
主軸６が支承されている。The partition body 3 includes a lower flange portion 3a fixed to the bottom plate 2, a guide portion 3b suspended from the lower flange portion 3a, and an upper flange portion 3c formed inside the upper portion of the guide portion 3b. Consists of The lower lid 4 is fixed to the lower flange 3a, and the main shaft 6 is supported by bearings 5a and 5b fixed to the upper flange 3c and the lower lid 4.
【００１１】主軸６の下端にはモータＭ2 が固定され、
上端には横棒７ａと支持棒７ｂ，７ｃとからなる骨組み
状のハンガー７が固定されており、ハンガー７の支持棒
７ｂ，７ｃにかき取り刃８が固定されている。かき取り
刃８は内壁１ａ用のかき取り刃８ａと、内壁１ｂ用のか
き取り刃８ｂと、仕切体３の外壁用のかき取り刃８ｃと
からなり、各かき取り刃は１列以上で構成され、各々の
かき取り刃８ａ，８ｂ，８ｃはハンガー７に対し可動形
とし壁への密着性を高めている。なお、符号９は軸封装
置である。A motor M 2 is fixed to the lower end of the main shaft 6.
At the upper end, a frame-shaped hanger 7 composed of a horizontal bar 7a and support bars 7b, 7c is fixed, and a scraping blade 8 is fixed to the support bars 7b, 7c of the hanger 7. The scraping blade 8 includes a scraping blade 8a for the inner wall 1a, a scraping blade 8b for the inner wall 1b, and a scraping blade 8c for the outer wall of the partition body 3, and each scraping blade is composed of one or more rows. Each of the scraping blades 8a, 8b and 8c is movable with respect to the hanger 7 so as to enhance the adhesion to the wall. Reference numeral 9 denotes a shaft sealing device.
【００１２】次に前述のように構成された連続脱気装置
の動作を説明する。供給口４から供給された取扱液はモ
ータＭ1 で回転されている回転ふるい１０上に落下し、
遠心力によって半径方向に加速された状態でふるいの細
孔を通過するときおよび通過したのちに速度を有する粒
子となって真空容器１の内壁１ａに衝突したときに一次
脱気が行われる。Next, the operation of the continuous deaerator constructed as described above will be described. Pumped fluid supplied from the supply port 4 falls on the rotating sieve 10, which is rotated by a motor M 1,
The primary degassing is performed when the particles pass through the sieve pores while being accelerated in the radial direction by the centrifugal force and when they become particles having a velocity after passing and collide with the inner wall 1a of the vacuum vessel 1.
【００１３】取扱液は高粘度または付着性が強いため、
内壁１ａに衝突する際に内壁１ａに付着するが、この付
着した取扱液はモータＭ2 によって回転駆動されるかき
取り刃８ａによってかき取られ、真空容器１内を落下す
る際に真空下で二次脱気される。この落下の過程で一部
の取扱液は内壁１ｂに付着するが、同様にかき取り刃８
ｂによってかき取られ、真空容器１内を落下する。ま
た、仕切体３の外壁に付着した取扱液はかき取り刃８ｃ
によってかき取られる。[0013] Since the handling liquid has high viscosity or strong adhesion,
While adhering to the inner wall 1a when colliding with the inner wall 1a, the adhered pumped fluid scraped by the scraping blade 8a which is rotated by the motor M 2, two under vacuum when dropping the vacuum vessel 1 Next is degassed. In the course of this drop, a part of the handling liquid adheres to the inner wall 1b.
b, and falls in the vacuum vessel 1. Also, the handling liquid adhering to the outer wall of the partition 3 is scraped by the scraping blade 8c.
Scraped by.
【００１４】本発明の実施に際し、かき取り刃８は回転
するハンガー７に着脱自在に設けるのが好ましい。この
ようにすると、取扱液に応じてそれらの個数を変え、性
状の異なる取扱液の連続脱気処理を効果的に行うことが
できる。またかき取り刃８は回転するハンガー７に対し
可動形とすることが好ましい。このようにすると、かき
取り刃８がタンクの凹凸に応じて追従し、壁に対し密着
性が増し取扱液の連続脱気処理を効果的に行うことがで
きる。In practicing the present invention, it is preferable that the scraping blade 8 is detachably provided on the rotating hanger 7. In this case, the number of these liquids can be changed according to the handling liquid, and the continuous degassing of the handling liquid having different properties can be effectively performed. Further, it is preferable that the scraping blade 8 is movable with respect to the rotating hanger 7. By doing so, the scraping blade 8 follows the unevenness of the tank, and the adhesion to the wall increases, so that the continuous degassing of the handling liquid can be effectively performed.
【００１５】図２は本発明の他の実施例を示す図であ
る。図２において、図１の構成要素と同一の構成要素は
同一の符号を付して説明する。本実施例においては、真
空容器１は円筒容器状に形成されている。かき取り刃８
は、真空容器１の内壁に摺接する内壁用のかき取り刃８
ａと、仕切体３の外壁用のかき取り刃８ｃとからなって
いる。そして、かき取り刃８ａはハンガー７の支持棒７
ｃにより支持され、かき取り刃８ｃは支持棒７ｂにより
支持されている。その他の構成は図１に示す実施例と同
様であるため説明を省略する。FIG. 2 shows another embodiment of the present invention. 2, the same components as those in FIG. 1 are denoted by the same reference numerals and described. In this embodiment, the vacuum container 1 is formed in a cylindrical container shape. Scraping blade 8
Is a scraping blade 8 for the inner wall that slides on the inner wall of the vacuum vessel 1.
a and a scraping blade 8 c for the outer wall of the partition 3. Then, the scraping blade 8a is supported by the support bar 7 of the hanger 7.
c, and the scraping blade 8c is supported by a support bar 7b. Other configurations are the same as those of the embodiment shown in FIG.
【００１６】本実施例によれば、真空容器が円筒状に形
成されているため、高粘度又は付着性の高い取扱液の流
下をより高めることができる。According to this embodiment, since the vacuum container is formed in a cylindrical shape, it is possible to further enhance the flow of the high-viscosity or highly-adhesive handling liquid.
【００１７】[0017]
【発明の効果】以上説明したように本発明によれば、高
粘度または付着性が強い取扱液であっても、真空容器壁
面に積層することなく連続的に脱気処理可能となる。As described above, according to the present invention, even a handling liquid having a high viscosity or a high adhesiveness can be continuously degassed without being laminated on the vacuum vessel wall.
【図１】本発明に係る連続脱気装置の一実施例を示す側
断面図である。FIG. 1 is a side sectional view showing one embodiment of a continuous deaerator according to the present invention.
【図２】本発明に係る連続脱気装置の他の実施例を示す
側断面図である。FIG. 2 is a side sectional view showing another embodiment of the continuous deaerator according to the present invention.
１ 真空容器 ２ 底板 ３ 仕切体 ４ 下部蓋 ５ａ，５ｂ 軸受 ６ 主軸 ７ ハンガー ８ かき取り刃 ９ 軸封装置 １０ 回転ふるい Ｍ1，Ｍ2 モータ1 vacuum vessel 2 bottom plate 3 partition body 4 lower lid 5a, 5b bearing 6 main shaft 7 hangers 8 scraper blade 9 shaft sealing device 10 rotating sieve M 1, M 2 motor
Claims (3)
遠心力により取扱液を加速して取扱液中の気体を除去す
る連続脱気装置において、前記真空容器内に、該真空容
器の内壁に付着した取扱液をかき落とすためのかき取り
刃を設け、前記ふるい体の遠心力により取扱液は加速さ
れ真空容器の内壁に衝突して脱気され、次いで真空容器
の内壁に付着した取扱液は前記かき取り刃によりかき取
られ真空容器を落下する際に真空下で脱気されることを
特徴とする連続脱気装置。1. A continuous degassing apparatus for removing a gas in a handling liquid by accelerating a handling liquid by centrifugal force of a bottomed sieve body rotating in the vacuum vessel. A scraping blade is provided for scraping off the handling liquid attached to the inner wall, and the handling liquid is accelerated by the centrifugal force of the sieve.
Collides with the inner wall of the vacuum vessel and is degassed.
The handling liquid adhering to the inner wall of the
A continuous deaerator characterized by being degassed under vacuum when it is dropped from a vacuum vessel .
より突出した駆動装置により回転されるハンガーに固定
されていることを特徴とする請求項１記載の連続脱気装
置。2. The continuous deaerator according to claim 1, wherein said scraping blade is fixed to a hanger rotated by a driving device projecting from below into said vacuum vessel.
付着した取扱液をもかき落とすように構成されているこ
とを特徴とする請求項２記載の連続脱気装置。3. The continuous deaerator according to claim 2, wherein the scraping blade is configured to scrape off a handling liquid attached to an outer wall of the driving device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5307554A JP2811408B2 (en) | 1993-11-12 | 1993-11-12 | Continuous deaerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5307554A JP2811408B2 (en) | 1993-11-12 | 1993-11-12 | Continuous deaerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH07136406A JPH07136406A (en) | 1995-05-30 |
| JP2811408B2 true JP2811408B2 (en) | 1998-10-15 |
Family
ID=17970489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5307554A Expired - Fee Related JP2811408B2 (en) | 1993-11-12 | 1993-11-12 | Continuous deaerator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2811408B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102188840A (en) * | 2010-03-09 | 2011-09-21 | 王文兵 | Centrifugal vacuum degassing device |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3526069B2 (en) * | 1994-01-24 | 2004-05-10 | 株式会社荏原製作所 | A device to prevent the handling liquid from entering the bearing gap of the continuous deaerator |
| US7402245B2 (en) | 2005-01-21 | 2008-07-22 | Ebara Corporation | Digested sludge treatment apparatus |
| JP4570608B2 (en) * | 2006-12-18 | 2010-10-27 | 荏原エンジニアリングサービス株式会社 | Organic wastewater treatment method and apparatus |
| CN103284287A (en) * | 2013-06-07 | 2013-09-11 | 江苏南方机电股份有限公司 | Novel jam type non-Newtonian fluid food material degassing system |
| JP7361413B2 (en) * | 2019-04-09 | 2023-10-16 | エム・テクニック株式会社 | Vacuum deaerator with atomization device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58101708A (en) * | 1981-12-10 | 1983-06-17 | Asahi Chem Ind Co Ltd | Centrifugal vacuum defoamer |
-
1993
- 1993-11-12 JP JP5307554A patent/JP2811408B2/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102188840A (en) * | 2010-03-09 | 2011-09-21 | 王文兵 | Centrifugal vacuum degassing device |
| CN102188840B (en) * | 2010-03-09 | 2013-06-19 | 王文兵 | Centrifugal vacuum degassing device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07136406A (en) | 1995-05-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |