JPS61222562A - Centrifugal dust collector - Google Patents
Centrifugal dust collectorInfo
- Publication number
- JPS61222562A JPS61222562A JP6479085A JP6479085A JPS61222562A JP S61222562 A JPS61222562 A JP S61222562A JP 6479085 A JP6479085 A JP 6479085A JP 6479085 A JP6479085 A JP 6479085A JP S61222562 A JPS61222562 A JP S61222562A
- Authority
- JP
- Japan
- Prior art keywords
- outer cylinder
- hot air
- dust
- wall surface
- inlet 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
Landscapes
- Cyclones (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は、補助的に熱風手段を設けてなる遠心力集塵機
に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Industrial Field of Application] The present invention relates to a centrifugal dust collector which is additionally provided with hot air means.
従来、例えば、昭和４７年６月１５日、社団法人産業公
害防止協会から発行されたｒ公害防止の技術と法規［大
気編］ｊの第１７１頁に記載されているように、外筒の
上部に入口管を接線方向がら接続し、上記外筒の天板部
の中央に上下端開口の内向を取付け、上記外筒の下部に
円錐部を一体に設け、この円錐部の下端部にダスト捕集
部を設けた遠心力集塵機がある。Conventionally, for example, the upper part of the outer cylinder was The inlet pipe is connected tangentially to the top plate of the outer cylinder, and the upper and lower ends of the openings face inward at the center of the top plate. A conical part is integrally provided at the bottom of the outer cylinder, and a dust trap is attached to the lower end of the conical part. There are centrifugal dust collectors with a collecting section.
しかしながら、上記従来の遠心力集塵機は、湿気の多い
含塵ガスを内部に導入すると、上記入口管に対向する外
筒内壁面に水滴、ダスト粒子が付着し、このため除塵効
率が低下する。However, when the above-mentioned conventional centrifugal dust collector introduces a humid dust-containing gas into the inside, water droplets and dust particles adhere to the inner wall surface of the outer cylinder facing the above-mentioned inlet pipe, resulting in a decrease in dust removal efficiency.
本発明は、この様な点に鑑みなされたものであり、本発
明の目的は、外筒内に導入された湿気の多い含塵ガスに
対して熱風を効果的に吹付けることにより、外筒内壁へ
のダスト粒子等の付着を防止するとともに、内部の＃Ｌ
回流に遠心力補助を与え、除塵効率の向上を図ることに
ある。The present invention has been made in view of the above points, and an object of the present invention is to effectively blow hot air against the humid dust-containing gas introduced into the outer cylinder. In addition to preventing dust particles from adhering to the inner wall,
The aim is to improve dust removal efficiency by adding centrifugal force to the circular flow.
本発明は、外ｌｌｌ９の側部に入口管１４を接続し、上
記外８９の中央部に上下端間口の内筒１１を設け、上記
外筒９の下部に円錐部１Ｇを一体に設け、この円錐部の
下端部にダスト捕集部１０を設けてなる遠心力集塵機を
改良したものである。 −すなわち、上記外筒９に、
上記入口管１４に対向する外筒内壁面に沿って熱風を吹
付ける熱風ノズル２２を設けたものである。In the present invention, an inlet pipe 14 is connected to the side of the outer tube 9, an inner tube 11 with upper and lower end openings is provided in the center of the outer tube 9, and a conical portion 1G is integrally provided at the lower part of the outer tube 9. This is an improved centrifugal dust collector in which a dust collector 10 is provided at the lower end of a conical part. - That is, in the outer cylinder 9,
A hot air nozzle 22 is provided for blowing hot air along the inner wall surface of the outer cylinder facing the inlet pipe 14.
本発明は、外筒９の内部に導入され旋回する含塵ガス中
から遠心力により分離したダスト粒子をダスト捕集部１
Ｇに捕集するとともに、清浄なガスのみを内筒１１から
大気に放出する。In the present invention, the dust particles separated by centrifugal force from the swirling dust-containing gas introduced into the outer cylinder 9 are collected in the dust collecting section 1.
While collecting the gas in G, only clean gas is released from the inner cylinder 11 to the atmosphere.
そうして、上記熱風ノズル２２から噴出する熱風を、上
記外筒９の内壁面、特に上記入口管１４に対向する内壁
面にその接線方向から吹付け、これにより、湿気の多い
含塵ガス中の水分、ダスト粒子が上記内壁面に付着する
ことを防止するとともに、外筒９内の旋回流に遠心力補
助を与えるようにする。Then, the hot air ejected from the hot air nozzle 22 is blown onto the inner wall surface of the outer cylinder 9, particularly the inner wall surface facing the inlet pipe 14, from the tangential direction, thereby blowing the hot air into the humid dust-containing gas. This prevents moisture and dust particles from adhering to the inner wall surface, and also provides centrifugal force assistance to the swirling flow within the outer cylinder 9.
〔実施例〕
以下、本発明を図面に示す一実施例を参照して詳細に説
明する。[Example] Hereinafter, the present invention will be described in detail with reference to an example shown in the drawings.
第３図は廃液処理装置の概略を示し、廃液タンク１から
ポンプ２により、濾過１１３を通して濾過した廃液を、
蒸発塔４内のフォグノズル５に供給するとｉもに、空気
圧縮４１１６から上記ノズル５に例えば４に９／ｃｄ程
の圧縮空気を供給する。FIG. 3 shows an outline of the waste liquid treatment device, in which the waste liquid is filtered from the waste liquid tank 1 by the pump 2 through the filtration 113.
In addition to supplying the fog nozzle 5 in the evaporation tower 4, compressed air of, for example, about 4 to 9/cd is supplied to the nozzle 5 from the air compressor 4116.
そして、このフォグノズル５により、上記廃液と上記圧
縮空気とを混合して蒸発塔４内に噴射することにより、
この蒸発塔４内に例えば１０ミクロン程度の粒子からな
る微細霧を生成する。εのようにして気液接触の面積を
飛躍的に大きくする。Then, by mixing the waste liquid and the compressed air and injecting the mixture into the evaporation tower 4 through the fog nozzle 5,
A fine mist consisting of particles of, for example, about 10 microns is generated in the evaporation tower 4. ε, the area of gas-liquid contact is dramatically increased.
同時に、上記蒸発塔４の下部に、例えばターボファン等
の送風機７により原則として常温の大気を高速で吹込む
ことにより、上記フォグノズル５で生成された微ＩＩＩ
に対し、流速をもった多量の大気を強制的に供給する。At the same time, atmospheric air at room temperature is blown at a high speed into the lower part of the evaporation tower 4 by a blower 7 such as a turbo fan, so that the fine III produced by the fog nozzle 5 is
Forcibly supply a large amount of air with a flow velocity.
これにより蒸発塔４内 。As a result, inside the evaporation tower 4.
で次々に生成される微細霧に常に新鮮な大気を接触させ
ることができ、微ＩＩは、効率良く大気から熱を取得し
て蒸発し、湿気の多い含塵ガスとなる。The fine mist generated one after another can be constantly brought into contact with fresh air, and the fine mist efficiently acquires heat from the atmosphere and evaporates, becoming a humid dust-containing gas.
さらに、上記蒸発塔４の上部に接続したサイクロン形の
遠心力集ＩＩ機８の外筒９の内部に、接線方向から上記
含塵ガスを尋人し、この集塵機内で旋回する含塵ガス中
から遠心力により分離した銅、鉛、有機物等のダスト粒
子をダスト捕集部１０に旋回落下させるとともに、清浄
なガスのみを内筒１１から大気に放出する。Further, the dust-containing gas is tangentially introduced into the outer cylinder 9 of the cyclone-type centrifugal force collector II 8 connected to the upper part of the evaporation tower 4, and the dust-containing gas swirling inside the dust collector is Dust particles such as copper, lead, and organic substances separated by centrifugal force are caused to swirl and fall to the dust collection section 10, and only clean gas is released from the inner cylinder 11 to the atmosphere.
上記集１１８は、第１図および第２図に示すように、入
口管１４を前記外筒９の上部に接線方向から接続し、さ
らにこの外筒９の天板部１５の中央に前記内ｎ１１を取
付け、さらに上記外ｔｉ１９の下部に円錐部１６を一体
に設け、この円錐部１６と、上記内筒１１の延長である
仮想円筒′１γとが交差する部分に前記ダスト捕集部１
０を設ける。As shown in FIGS. 1 and 2, the above-mentioned collection 118 connects the inlet pipe 14 to the upper part of the outer cylinder 9 in the tangential direction, and further connects the inner n11 to the center of the top plate part 15 of the outer cylinder 9. Further, a conical part 16 is integrally provided at the lower part of the outer ti 19, and the dust collecting part 1 is installed at the intersection of the conical part 16 and the virtual cylinder '1γ which is an extension of the inner cylinder 11.
Set 0.
そうして、この集塵機８は、外筒９内に接線方向から前
記湿気の多い含塵ガスを吹込むことにより、このガスに
旋回運動を与え、そのガス内のダスト粒子に作用する遠
心力によって、ダスト粒子をガス中から分離する。ダス
ト粒子は、円錐部１６の内壁に沿って徐々に旋回落下し
、そして上記ダスト捕集部１０により捕集される。また
湿気を含んだ清浄ガスは、上昇して上記内筒１１から大
気中に放出される。Then, this dust collector 8 blows the humid dust-containing gas into the outer cylinder 9 from a tangential direction to give this gas a swirling motion, and the centrifugal force acting on the dust particles in the gas causes , to separate dust particles from the gas. The dust particles gradually swirl and fall along the inner wall of the conical part 16 and are collected by the dust collecting part 10. Further, the clean gas containing moisture rises and is discharged from the inner cylinder 11 into the atmosphere.
さらにこの第１図および第２図に示すように、上記外ｎ
９の上部外側面に熱風チャンバ２１を設け、このチャン
バ２１の一側部から、上記入口管１４に対向する外筒９
の内壁面に対し接線となる方向性で、上記チャンバ２１
の上下方向全長にわたる細長い熱風ノズル２２を設け、
この熱風ノズル２２内に形成され”だ熱風噴出スリット
２３から上記外筒９の内壁面に熱風を吹込なようにする
。Furthermore, as shown in FIGS. 1 and 2,
A hot air chamber 21 is provided on the upper outer surface of the outer cylinder 9, and from one side of the chamber 21, the outer cylinder 9 facing the inlet pipe 14 is inserted.
The direction of the chamber 21 is tangential to the inner wall surface of the chamber 21.
An elongated hot air nozzle 22 extending over the entire length in the vertical direction is provided,
Hot air is blown onto the inner wall surface of the outer cylinder 9 from a hot air jetting slit 23 formed in the hot air nozzle 22.
上記熱風チャンバ２１は、図示しない管を介して熱風フ
ァン等に接続し、８０℃程度の熱風の供給を受ける。The hot air chamber 21 is connected to a hot air fan or the like through a pipe (not shown) and receives hot air at about 80°C.
そうして、上記熱風噴出スリット２３から噴出した熱風
を、上記外筒９の内壁面、特に上記入口管１４に対向す
る内壁面にその接線方向から吹付け、この熱風の乾燥作
用および吹飛し作用により、湿気の多い含塵ガス中の水
分、ダスト粒子が上記内壁面部分に付着することを防止
するとともに、外筒９内の旋回流に遠心力補助を与える
ようにする。The hot air ejected from the hot air ejection slit 23 is then blown tangentially onto the inner wall surface of the outer cylinder 9, particularly the inner wall surface facing the inlet pipe 14, to prevent the drying action and blow-off of the hot air. This action prevents moisture and dust particles in the humid dust-containing gas from adhering to the inner wall surface portion, and also provides centrifugal force assistance to the swirling flow within the outer cylinder 9.
本発明によれば、遠心力集塵機において、外筒に、入口
管に対向する外筒内壁面に沿って熱風を吹付ける熱風ノ
ズルを設けたから、外筒内に湿気の多い含塵ガスが導入
された場合であっても、上記熱風の乾燥作用と外筒内壁
面に対する接線方向の吹飛し作用とにより、水滴、ダス
ト粒子等が外筒の内壁面に付着することを効果的に防止
することができる。同時に含塵ガスに対してこのガスの
流れを損うことなく熱風を効果的に吹付けることができ
、上記熱風が集Ｗｉ機内の旋回流に遠心力補助を与える
効果もある。そしてこれらにより、除塵効率の向上を確
実に図ることができる。According to the present invention, in the centrifugal dust collector, since the outer cylinder is provided with a hot air nozzle that blows hot air along the inner wall surface of the outer cylinder facing the inlet pipe, humid dust-containing gas is not introduced into the outer cylinder. To effectively prevent water droplets, dust particles, etc. from adhering to the inner wall surface of the outer cylinder even when the hot air is dried by the drying action of the hot air and the blowing action in the tangential direction to the inner wall surface of the outer cylinder. I can do it. At the same time, hot air can be effectively blown against the dust-containing gas without impairing the flow of the gas, and the hot air also has the effect of providing centrifugal force assistance to the swirling flow within the Wi collection machine. With these, it is possible to reliably improve the dust removal efficiency.
第１図は本発明の遠心力集ａｍの一実施例を示す水平断
面図、第２図はその垂直断面図、第３図はその集塵機を
備えた廃液処理装置の断面図である。
９・・外筒、１Ｇ・・ダスト捕集部、１１・・内筒、１
４・・入口管、１６・・円錐部、２２・・熱風ノズル。FIG. 1 is a horizontal cross-sectional view showing one embodiment of the centrifugal force collecting device of the present invention, FIG. 2 is a vertical cross-sectional view thereof, and FIG. 3 is a cross-sectional view of a waste liquid treatment apparatus equipped with the dust collector. 9...Outer cylinder, 1G...Dust collection section, 11...Inner cylinder, 1
4. Inlet pipe, 16. Conical part, 22. Hot air nozzle.
Claims (1)
に上下端開口の内筒を設け、上記外筒の下部に円錐部を
一体に設け、この円錐部の下端部にダスト捕集部を設け
た遠心力集塵機において、上記外筒に、上記入口管に対
向する外筒内壁面に沿って熱風を吹付ける熱風ノズルを
設けたことを特徴とする遠心力集塵機。(1) An inlet pipe is connected to the side of the outer cylinder, an inner cylinder with open upper and lower ends is provided in the center of the outer cylinder, a conical part is integrally provided at the lower part of the outer cylinder, and the lower end of this conical part A centrifugal dust collector having a dust collecting section in the centrifugal dust collector, characterized in that the outer cylinder is provided with a hot air nozzle that blows hot air along the inner wall surface of the outer cylinder facing the inlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6479085A JPS61222562A (en) | 1985-03-28 | 1985-03-28 | Centrifugal dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6479085A JPS61222562A (en) | 1985-03-28 | 1985-03-28 | Centrifugal dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61222562A true JPS61222562A (en) | 1986-10-03 |
Family
ID=13268377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6479085A Pending JPS61222562A (en) | 1985-03-28 | 1985-03-28 | Centrifugal dust collector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61222562A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010047175A1 (en) * | 2008-10-24 | 2010-04-29 | 株式会社日清製粉グループ本社 | Method for classifying powder |
| WO2010106716A1 (en) * | 2009-03-18 | 2010-09-23 | 日清エンジニアリング株式会社 | Method for classifying powder |
| WO2011132301A1 (en) * | 2010-04-23 | 2011-10-27 | 日清エンジニアリング株式会社 | Method for classifying powder |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4968955A (en) * | 1972-11-07 | 1974-07-04 |
-
1985
- 1985-03-28 JP JP6479085A patent/JPS61222562A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4968955A (en) * | 1972-11-07 | 1974-07-04 |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8925398B2 (en) | 2008-10-24 | 2015-01-06 | Nisshin Seifun Group Inc. | Method for classifying powder |
| EP2351620A1 (en) * | 2008-10-24 | 2011-08-03 | Nisshin Seifun Group Inc. | Method for classifying powder |
| CN102196868A (en) * | 2008-10-24 | 2011-09-21 | 株式会社日清制粉集团本社 | Method for classifying powder |
| EP2351620A4 (en) * | 2008-10-24 | 2012-04-11 | Nisshin Seifun Group Inc | Method for classifying powder |
| JP5362734B2 (en) * | 2008-10-24 | 2013-12-11 | 株式会社日清製粉グループ本社 | Powder classification method |
| WO2010047175A1 (en) * | 2008-10-24 | 2010-04-29 | 株式会社日清製粉グループ本社 | Method for classifying powder |
| WO2010106716A1 (en) * | 2009-03-18 | 2010-09-23 | 日清エンジニアリング株式会社 | Method for classifying powder |
| JP5323174B2 (en) * | 2009-03-18 | 2013-10-23 | 日清エンジニアリング株式会社 | Powder classification method |
| TWI471179B (en) * | 2009-03-18 | 2015-02-01 | Nisshin Eng Inc | Powder grading method |
| WO2011132301A1 (en) * | 2010-04-23 | 2011-10-27 | 日清エンジニアリング株式会社 | Method for classifying powder |
| JP5362909B2 (en) * | 2010-04-23 | 2013-12-11 | 日清エンジニアリング株式会社 | Powder classification method |
| KR101484828B1 (en) * | 2010-04-23 | 2015-01-20 | 닛신 엔지니어링 가부시키가이샤 | Method for classifying powder |
| US8960027B2 (en) | 2010-04-23 | 2015-02-24 | Nisshin Engineering Inc. | Method for classifying powder |
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