JPH0560977B2 - - Google Patents
Info
- Publication number
- JPH0560977B2 JPH0560977B2 JP2125997A JP12599790A JPH0560977B2 JP H0560977 B2 JPH0560977 B2 JP H0560977B2 JP 2125997 A JP2125997 A JP 2125997A JP 12599790 A JP12599790 A JP 12599790A JP H0560977 B2 JPH0560977 B2 JP H0560977B2
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- liquid
- fluid
- pipe mixer
- 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.)
- Expired - Lifetime
Links
- 239000012530 fluid Substances 0.000 claims description 30
- 239000007788 liquid Substances 0.000 claims description 22
- 238000003756 stirring Methods 0.000 claims description 14
- 239000002351 wastewater Substances 0.000 description 13
- 238000004065 wastewater treatment Methods 0.000 description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 3
- 238000005273 aeration Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 238000004090 dissolution Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000010840 domestic wastewater Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Description
【発明の詳細な説明】
産業上の利用分野
本発明は、オゾン水の製造装置や活魚水槽及び
排水処理装置などに使用される流体混合装置に関
する。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to a fluid mixing device used in an ozone water production device, a live fish tank, a wastewater treatment device, and the like.
従来の技術
従来、流体混合装置が使用される家庭排水や下
水などの排水処理装置は、第７図に示したよう
に、処理槽１の内部に微生物担体２を設けるとと
もに、排水中に空気を混合させる流体混合装置を
処理槽１内に配設している。この流体混合装置と
しては、ブロワ６２に配管９０を介して接続され
た散気管９１を用い、この散気管９１を処理槽１
の内方底部に配設し、散気管９１から処理槽１内
の排水に空気を吹き込むことにより、排水中に空
気を混合させて、この混合流を担体２に担持され
た微生物に供給するようにしている。BACKGROUND TECHNOLOGY Conventionally, a wastewater treatment device for domestic wastewater, sewage, etc., in which a fluid mixing device is used, as shown in FIG. A fluid mixing device for mixing is disposed within the processing tank 1. As this fluid mixing device, an aeration pipe 91 connected to the blower 62 via piping 90 is used, and this aeration pipe 91 is connected to the processing tank 1.
By blowing air into the waste water in the treatment tank 1 from the aeration pipe 91, air is mixed in the waste water, and this mixed flow is supplied to the microorganisms supported on the carrier 2. I have to.
発明が解決しようとする課題
しかし、以上のような従来の流体混合装置で
は、排水中への空気の混合効率が悪く、つまり排
水に対する酸素溶解効率が低く、このため排水処
理効率が悪い問題があつた。Problems to be Solved by the Invention However, the above-mentioned conventional fluid mixing devices have a problem in that the efficiency of mixing air into wastewater is low, that is, the efficiency of dissolving oxygen in wastewater is low, and therefore the efficiency of wastewater treatment is low. Ta.
そこで、本発明は、槽内の液中へ流体を良好に
混合させて、その混合効率を高めることができ、
特に排水処理装置として使用する場合は、その酸
素溶存効率を向上させることができる流体混合装
置を提供することを目的とする。 Therefore, the present invention can improve the mixing efficiency by properly mixing the fluid into the liquid in the tank.
It is an object of the present invention to provide a fluid mixing device that can improve its oxygen dissolution efficiency, especially when used as a wastewater treatment device.
課題を解決するための手段
上記目的を達成するために、本発明は、邪魔板
部をもつた帯状の攪拌羽根をパイプに内装して形
成されるパイプミキサーを槽内の液中に配設し
て、パイプミキサーの長さ方向一側における液吸
入部の近傍に前記液中に混合される流体の供給手
段を設けるとともに、パイプミキサーの長さ方向
他側における液吐出部を平面視で円弧状に湾曲さ
せたことを特徴とするものである。Means for Solving the Problems In order to achieve the above object, the present invention provides a pipe mixer formed by incorporating a band-shaped stirring blade having a baffle plate part in a pipe, which is disposed in a liquid in a tank. A means for supplying a fluid to be mixed into the liquid is provided near the liquid suction part on one lengthwise side of the pipe mixer, and a liquid discharge part on the other lengthwise side of the pipe mixer is arranged in an arcuate shape in plan view. It is characterized by being curved.
また本発明は、邪魔板部をもつた帯状の攪拌羽
根をパイプに内装して形成されるパイプミキサー
を槽内の液中に配設して、パイプミキサーの長さ
方向一側における液吸入部の近傍に前記液中に混
合される流体の供給手段を設けるとともに、パイ
プミキサーの長さ方向他側における液吐出部から
の混合流体を槽底部において周方向に案内するガ
イド板を設けたものである。 Further, the present invention provides a pipe mixer formed by incorporating a belt-shaped stirring blade having a baffle plate part in a pipe, and disposing the pipe mixer in the liquid in a tank, and having a liquid suction part on one side in the length direction of the pipe mixer. A means for supplying a fluid to be mixed into the liquid is provided near the pipe mixer, and a guide plate is provided to guide the mixed fluid from the liquid discharge part on the other longitudinal side of the pipe mixer in the circumferential direction at the bottom of the tank. be.
作 用
供給手段で供給される流体は、パイプミキサー
内を通過するとき良好に液中に攪拌混合され、パ
イプミキサーの湾曲部を経て槽内へ周方向に吐出
されるか、あるいは槽内への吐出後にガイド板に
よつて周方向に案内される。すると、この槽内に
おいて混合流体が螺旋状の攪拌流となつて、槽内
の液とさらに良好に混合される。Function The fluid supplied by the supply means is well stirred and mixed into the liquid when passing through the pipe mixer, and is discharged circumferentially into the tank through the curved part of the pipe mixer, or is discharged into the tank through the curved part of the pipe mixer. After being discharged, it is guided in the circumferential direction by a guide plate. Then, the mixed fluid becomes a spiral stirring flow in this tank, and is even better mixed with the liquid in the tank.
実施例
以下本発明の一実施例を第１図から第３図に基
づいて説明する。なお、従来例を示す第７図と同
様のものは、同一の符号を付けて説明する。Embodiment An embodiment of the present invention will be described below with reference to FIGS. 1 to 3. Components similar to those in FIG. 7 showing the conventional example will be described with the same reference numerals.
第１図及び第２図は、本発明の流体混合装置を
排水処理装置に適用した例を示しており、円筒形
状とされた処理槽１の内部に、複数の微生物担体
２を配設するとともに、処理槽１の内方中央部分
に流体混合装置３を配設している。 1 and 2 show an example in which the fluid mixing device of the present invention is applied to a wastewater treatment device, in which a plurality of microorganism carriers 2 are arranged inside a cylindrical treatment tank 1, and A fluid mixing device 3 is disposed in the inner central portion of the processing tank 1.
流体混合装置３は、処理槽１の内部中央に、そ
の上部近くから底部近くにかけて上下方向に配設
された内筒４と、この内筒４内にセツトされ、先
端部が内筒４の下端から突出されて、処理槽１の
内底部で先端吐出部が同一方向を指向するように
平面視で円弧状に湾曲５ａされた複数のパイプミ
キサー５と、処理槽１内の排水と槽外からの空気
とを内筒４内の各パイプミキサー５の液吸入部の
近傍に供給する供給手段６とを備えている。 The fluid mixing device 3 includes an inner cylinder 4 disposed vertically in the center of the processing tank 1 from near the top to near the bottom, and is set within the inner cylinder 4, with the tip end at the bottom end of the inner cylinder 4. A plurality of pipe mixers 5 protrude from the inner bottom of the processing tank 1 and are curved 5a in an arc shape in a plan view so that the tip discharge portions are oriented in the same direction. and a supply means 6 for supplying air to the vicinity of the liquid suction portion of each pipe mixer 5 in the inner cylinder 4.
この供給手段６は、モータ６１ａと攪拌翼６１
ｂとからなる水中ミキサー６１と、処理槽１の外
側部に配置されたブロワ６２と、このブロワ６２
から延びる空気供給管６３とを備え、水中ミキサ
ー６１を内筒４の上端部に取付けるとともに、空
気供給管６３の先端部を、内筒４の上端部におけ
る水中ミキサー６１と各パイプミキサー５との間
に開口させている。 This supply means 6 includes a motor 61a and a stirring blade 61.
a submersible mixer 61 consisting of
The submersible mixer 61 is attached to the upper end of the inner cylinder 4, and the tip of the air supply pipe 63 is connected between the submersible mixer 61 and each pipe mixer 5 at the upper end of the inner cylinder 4. There is an opening in between.
また、各パイプミキサー５は、第３図で明らか
にしたように、フレキシブルなパイプ５１と、パ
イプ５１に内装される帯状の攪拌羽根５２とから
構成されており、この攪拌羽根５２は、金属製帯
板５２ａの長さ方向に、一定間隔をあけて板幅方
向両側から交互に板幅中央近くに達するような切
り込み５２ｂを設け、帯板５２ａの板幅中央部を
中心として一方向に捩ることにより、帯板５２ａ
の長さ方向に、径方向外方に向けて螺旋状に湾曲
された複数の邪魔板部５２ｃを一体に形成してい
る。 Further, as shown in FIG. 3, each pipe mixer 5 is composed of a flexible pipe 51 and a band-shaped stirring blade 52 installed inside the pipe 51. In the length direction of the strip plate 52a, cutouts 52b are provided alternately from both sides in the width direction at regular intervals to reach near the center of the width of the strip, and the strip plate 52a is twisted in one direction around the center of the width of the strip. Accordingly, the strip plate 52a
A plurality of baffle plate portions 52c are integrally formed in the length direction of the baffle plate portions 52c which are spirally curved radially outward.
尚、第１図において、７は排水の供給管、８は
処理水の取出管である。 In FIG. 1, 7 is a supply pipe for waste water, and 8 is a pipe for taking out treated water.
次に、以上のような構成による作用について説
明する。 Next, the effect of the above configuration will be explained.
供給管７から供給された処理槽１内の排水は、
内筒４内に取入れられて、水中ミキサー６１の攪
拌翼６１ｂにより攪拌されながら内筒４の下方側
へと移流され、この移流時に、水中ミキサー６１
の下部側において、ブロワ６２から供給管６３を
介して空気が吹き込まれる。そして、空気と排水
とが各パイプミキサー５へと供給され、このパイ
プミキサー５を通過する時に、攪拌羽根５２の邪
魔板部５２ｃにより空気と排水とが良好に攪拌混
合されて、排水に対する酸素溶解効率が高められ
る。また、排水と空気との混合流体は、各パイプ
ミキサー５の湾曲部５ａを経て先端側から処理槽
１の内底部に周方向に向けて吐出され、この処理
槽１の内部を、第１図の実線矢印で示したような
螺旋状の攪拌流Ａとなつて上方側に移流される。
従つて、排水中における気泡の滞在時間が長くな
り、各パイプミキサー５から吐出される混合流体
と処理槽１内の排水とがさらに良好に混合され、
酸素溶解効率が高い排水が各担体２に担持された
微生物に供給されることで、良好な排水処理が行
われる。 The wastewater in the treatment tank 1 supplied from the supply pipe 7 is
It is taken into the inner cylinder 4 and advected to the lower side of the inner cylinder 4 while being stirred by the stirring blade 61b of the submersible mixer 61. At the time of this advection, the submersible mixer 61
Air is blown from the blower 62 through the supply pipe 63 at the lower side of the tank. Then, the air and the waste water are supplied to each pipe mixer 5, and when passing through the pipe mixer 5, the air and the waste water are well stirred and mixed by the baffle plate part 52c of the stirring blade 52, and oxygen is dissolved in the waste water. Efficiency is increased. Further, the mixed fluid of waste water and air is discharged from the tip side to the inner bottom of the treatment tank 1 in the circumferential direction through the curved portion 5a of each pipe mixer 5, and the inside of the treatment tank 1 is shown in FIG. It becomes a spiral stirring flow A as shown by the solid arrow and is advected upward.
Therefore, the residence time of the bubbles in the wastewater becomes longer, and the mixed fluid discharged from each pipe mixer 5 and the wastewater in the treatment tank 1 are mixed even better.
By supplying wastewater with high oxygen dissolution efficiency to the microorganisms supported on each carrier 2, good wastewater treatment is performed.
第４図から第６図は、本発明の他の実施例を示
す。ここではパイプミキサー５はその全長にわた
つて内筒４の中に収容されており、その下端の液
吐出部の下方における内筒４内には、空間部１１
が形成されている。空間部１１は、複数の吐出口
１２により処理槽１の底部近傍に連通されてい
る。吐出口１２の近傍における内筒４の外面に
は、ガイド板１３が設けられている。このガイド
板１３は、その基端部が内筒４に接続され、平面
視で円弧状に湾曲されて、吐出口１２からの混合
流体を螺旋状の攪拌流Ａとなるように案内可能で
ある。 4 to 6 show other embodiments of the invention. Here, the pipe mixer 5 is housed in the inner cylinder 4 over its entire length, and there is a space 11 in the inner cylinder 4 below the liquid discharge part at the lower end.
is formed. The space 11 is communicated with the vicinity of the bottom of the processing tank 1 through a plurality of discharge ports 12 . A guide plate 13 is provided on the outer surface of the inner cylinder 4 in the vicinity of the discharge port 12 . This guide plate 13 has its base end connected to the inner cylinder 4, is curved in an arc shape in a plan view, and can guide the mixed fluid from the discharge port 12 so as to form a spiral stirring flow A. .
このような構成であると、先の実施例のものと
同様の良好な混合作用を期待できる。 With such a configuration, a good mixing effect similar to that of the previous embodiment can be expected.
以上の実施例では、排水と空気との供給手段６
をパイプミキサー５の上部側に配設して、このパ
イプミキサー５の下端側から吐出される混合流体
で処理槽１の下方から上方側に向かう螺旋状の攪
拌流を発生させるようにしたが、以上の場合とは
逆に、パイプミキサー５の下部側に供給手段６を
配設して、このパイプミキサー５の上端側から吐
出される混合流体で処理槽１の上方から下方に向
かう螺旋状の攪拌流を発生させるようにすること
も可能である。 In the above embodiment, the drainage and air supply means 6
is arranged on the upper side of the pipe mixer 5, and the mixed fluid discharged from the lower end side of the pipe mixer 5 generates a spiral stirring flow from the bottom to the top of the processing tank 1. Contrary to the above case, the supply means 6 is disposed at the lower side of the pipe mixer 5, and the mixed fluid discharged from the upper end side of the pipe mixer 5 is used to generate a spiral pattern directed downward from the upper side of the processing tank 1. It is also possible to generate a stirring flow.
また、本発明の流体混合装置は、以上説明した
排水処理装置に限らず、たとえばオゾン水の製造
装置にも使用することができ、この場合には、パ
イプミキサー５にオゾンと水とを供給して、この
両者を流通時に攪拌混合させる。かつ、さらに他
の用途に適用することも可能である。 Further, the fluid mixing device of the present invention is not limited to the wastewater treatment device described above, but can also be used, for example, in an ozone water production device. In this case, ozone and water are supplied to the pipe mixer 5. Then, both are stirred and mixed during distribution. Moreover, it is also possible to apply it to other uses.
発明の効果
以上述べたように、本発明の流体混合装置によ
れば、流体を液中に良好に混合させて、その混合
効率を高めることができ、特に排水処理装置に使
用する場合には、その排水処理効率を向上させる
ことができる。Effects of the Invention As described above, according to the fluid mixing device of the present invention, the fluid can be mixed well into the liquid and the mixing efficiency can be improved. Especially when used in a wastewater treatment device, The efficiency of wastewater treatment can be improved.
第１図は本発明の一実施例である流体混合装置
の適用例を示す排水処理装置の簡略的な断面図、
第２図は第１図Ｘ−Ｘ線の断面図、第３図は同装
置に使用するパイプミキサーの拡大断面図、第４
図は本発明の他の実施例である流体混合装置の適
用例を示す排水処理装置の簡略的な断面図、第５
図は第４図Ｙ線の断面図、第６図は第４図Ｚ線の
断面図、第７図は従来例を示す簡略的な断面図で
ある。
１……槽（処理槽）、５……パイプミキサー、
５ａ……湾曲部、５１……パイプ、５２……攪拌
羽根、５２ｃ……邪魔板部、６……供給手段、１
３……ガイド板。
FIG. 1 is a simplified cross-sectional view of a wastewater treatment device showing an application example of a fluid mixing device that is an embodiment of the present invention;
Figure 2 is a sectional view taken along the line X-X in Figure 1, Figure 3 is an enlarged sectional view of the pipe mixer used in the same device, and Figure 4
Figure 5 is a simplified sectional view of a wastewater treatment device showing an application example of a fluid mixing device which is another embodiment of the present invention.
The figures are a sectional view taken along the Y line in FIG. 4, FIG. 6 is a sectional view taken along the Z line in FIG. 4, and FIG. 7 is a simplified sectional view showing a conventional example. 1... Tank (processing tank), 5... Pipe mixer,
5a... Curved part, 51... Pipe, 52... Stirring blade, 52c... Baffle plate part, 6... Supply means, 1
3...Guide board.
Claims (1)
内装して形成されるパイプミキサーを槽内の液中
に配設して、パイプミキサーの長さ方向一側にお
ける液吸入部の近傍に前記液中に混合される流体
の供給手段を設けるとともに、パイプミキサーの
長さ方向他側における液吐出部を平面視で円弧状
に湾曲させたことを特徴とする流体混合装置。 ２ 邪魔板部をもつた帯状の攪拌羽根をパイプに
内装して形成されるパイプミキサーを槽内の液中
に配設して、パイプミキサーの長さ方向一側にお
ける液吸入部の近傍に前記液中に混合される流体
の供給手段を設けるとともに、パイプミキサーの
長さ方向他側における液吐出部からの混合流体を
槽底部において周方向に案内するガイド板を設け
たことを特徴とする流体混合装置。[Claims] 1. A pipe mixer formed by incorporating a band-shaped stirring blade with a baffle plate part in a pipe is disposed in a liquid in a tank, and the liquid on one side in the length direction of the pipe mixer is A fluid mixing device characterized in that a supply means for a fluid to be mixed in the liquid is provided near the suction part, and a liquid discharge part on the other side in the length direction of the pipe mixer is curved into an arc shape in plan view. . 2. A pipe mixer formed by incorporating a belt-shaped stirring blade with a baffle plate part into a pipe is disposed in the liquid in the tank, and the pipe mixer is placed near the liquid suction part on one side in the length direction of the pipe mixer. A fluid characterized in that it is provided with a means for supplying a fluid to be mixed in the liquid and is also provided with a guide plate that guides the mixed fluid from the liquid discharge part on the other side in the length direction of the pipe mixer in the circumferential direction at the bottom of the tank. Mixing equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2125997A JPH0422433A (en) | 1990-05-16 | 1990-05-16 | Fluid mixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2125997A JPH0422433A (en) | 1990-05-16 | 1990-05-16 | Fluid mixing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0422433A JPH0422433A (en) | 1992-01-27 |
| JPH0560977B2 true JPH0560977B2 (en) | 1993-09-03 |
Family
ID=14924168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2125997A Granted JPH0422433A (en) | 1990-05-16 | 1990-05-16 | Fluid mixing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0422433A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103877905A (en) * | 2013-11-11 | 2014-06-25 | 江苏大学 | Passive micro mixer |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1044334C (en) * | 1994-12-28 | 1999-07-28 | 黄为民 | Stirring caldron |
-
1990
- 1990-05-16 JP JP2125997A patent/JPH0422433A/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103877905A (en) * | 2013-11-11 | 2014-06-25 | 江苏大学 | Passive micro mixer |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0422433A (en) | 1992-01-27 |
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