JPH0454483B2 - - Google Patents
Info
- Publication number
- JPH0454483B2 JPH0454483B2 JP61061906A JP6190686A JPH0454483B2 JP H0454483 B2 JPH0454483 B2 JP H0454483B2 JP 61061906 A JP61061906 A JP 61061906A JP 6190686 A JP6190686 A JP 6190686A JP H0454483 B2 JPH0454483 B2 JP H0454483B2
- Authority
- JP
- Japan
- Prior art keywords
- adsorbent
- container
- filter
- cylindrical electrode
- liquid
- 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
- 239000003463 adsorbent Substances 0.000 claims description 33
- 239000007788 liquid Substances 0.000 claims description 24
- 238000001914 filtration Methods 0.000 claims description 10
- 239000012535 impurity Substances 0.000 description 11
- 239000011810 insulating material Substances 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002173 cutting fluid Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Electrostatic Separation (AREA)
Description
【発明の詳細な説明】
［産業上の利用分野］
この発明は、例えば、真空ポンプの潤滑油中の
不純物、エンジンオイル内のカーボン、廃液中の
水銀、切削液、洗浄液等、各種の液体中の不純物
等を除去する液体濾過装置に関するものである。[Detailed Description of the Invention] [Industrial Application Field] The present invention is applicable to various liquids, such as impurities in lubricating oil of vacuum pumps, carbon in engine oil, mercury in waste fluids, cutting fluids, cleaning fluids, etc. This invention relates to a liquid filtration device that removes impurities and the like.
［従来の技術］
第４図は従来の液体濾過装置を示し、図におい
て、容器１は、吸入口１ａを有する容器部１ｂ
と、排出口１ｃを有する蓋部１ｄとから構成され
ている。フイルタ２は、円筒状に形成され、その
中空部は排出口１ｃに連通して、容器１内に設置
されている。円筒電極３は、フイルタ２と同心状
に、かつ、フイルタ２を間〓を介して取り囲むよ
うに容器１内に設置され、網目状体で構成されて
いる。絶縁材４は、円筒電極３を容器１から絶縁
する。吸着剤５は、円筒電極３と容器１の側壁間
に設置されている。[Prior Art] Fig. 4 shows a conventional liquid filtration device, and in the figure, a container 1 has a container part 1b having an inlet port 1a.
and a lid portion 1d having a discharge port 1c. The filter 2 is formed in a cylindrical shape, and is installed in the container 1 with its hollow portion communicating with the discharge port 1c. The cylindrical electrode 3 is installed in the container 1 so as to be concentric with the filter 2 and to surround the filter 2 with a gap in between, and is formed of a mesh-like body. Insulating material 4 insulates cylindrical electrode 3 from container 1 . The adsorbent 5 is installed between the cylindrical electrode 3 and the side wall of the container 1.
次にこの動作を説明する。吸入口１ａから容器
１内に流入した液体は、アース電位の容器１の側
壁部と、＋電位の円筒電極３間で電圧が印加され、
静電凝集を起しつつ矢印の如く流れ、吸着剤５で
液体中の不純物が除去され、フイルタ２でさらに
濾過されて後、排出口１ｃから容器１外に排出さ
れる。 Next, this operation will be explained. A voltage is applied to the liquid flowing into the container 1 from the suction port 1a between the side wall of the container 1, which is at ground potential, and the cylindrical electrode 3, which is at + potential.
The liquid flows as shown by the arrow while being electrostatically coagulated, impurities in the liquid are removed by the adsorbent 5, further filtered by the filter 2, and then discharged to the outside of the container 1 from the outlet 1c.
［発明が解決しようとする課題］
従来の装置は、上記のように構成され、吸着剤
５が、アース電位の容器１の側壁と、＋電位の円
筒電極３間に設置されているため、吸着剤５の分
子が第５図の如く分局する。液体中の不純物分子
は、金属以外は−電位を有するため、吸着剤５を
通過した液体中の不純物分子は、第５図の如く、
＋電位に分局した吸着剤５のほんの一部分にしか
静電吸着しない。[Problems to be Solved by the Invention] The conventional device is configured as described above, and the adsorbent 5 is installed between the side wall of the container 1 at earth potential and the cylindrical electrode 3 at + potential, so that the adsorption The molecules of agent 5 are separated as shown in FIG. Since impurity molecules in the liquid other than metals have a negative potential, the impurity molecules in the liquid that have passed through the adsorbent 5 are as shown in FIG.
Electrostatic adsorption occurs only on a small portion of the adsorbent 5 that has been divided into positive potentials.
また、吸着剤５の表面電位は、＋10-8V〜
10-12Vの非常に弱い電位である。このため液体
中の不純物分子は、吸着剤５に強く接触したもの
しか静電吸着されない課題があつた。 In addition, the surface potential of the adsorbent 5 is +10 -8 V~
It is a very weak potential of 10 -12 V. For this reason, there is a problem that only those impurity molecules in the liquid that are in strong contact with the adsorbent 5 are electrostatically adsorbed.
この発明は、これらの課題を解決するためにな
されたもので、吸着剤５を分局させず、かつ、そ
の表面電位を高めて、強力に静電吸着できる液体
濾過装置を提供することを目的とする。 This invention was made in order to solve these problems, and aims to provide a liquid filtration device that can strongly electrostatically adsorb the adsorbent 5 by increasing its surface potential without separating the adsorbent 5. do.
［課題を解決するための手段］
この発明に係る液体濾過装置は、液体の吸込口
と排出口とを有する容器と、前記容器内に設置さ
れ、前記排出口に中空部が連通した円筒状のフイ
ルタと、前記フイルタと同心状に、かつ、前記フ
イルタを間〓を介して取り囲むように、前記容器
内に設置された網目状の円筒電極と、前記フイル
タと前記円筒電極間に収納され、前記円筒電極に
よつて表面電位が前記円筒電極と同電位に保持さ
れる吸着剤とを備えたものである。[Means for Solving the Problems] A liquid filtration device according to the present invention includes a container having a liquid suction port and a liquid discharge port, and a cylindrical container installed in the container and having a hollow portion communicating with the discharge port. a filter, a mesh-like cylindrical electrode installed in the container so as to be concentric with the filter and surrounding the filter with a gap in between; It is equipped with an adsorbent whose surface potential is maintained at the same potential as the cylindrical electrode by a cylindrical electrode.
［作用］
この発明は、吸着剤を網目状の円筒電極で取り
囲むことにより、吸着剤分子を分局させることな
く、その表面電位を円筒電極と同電位に飛躍的に
高め、強力に液体中の不純物を吸着剤に静電吸着
させる。[Operation] By surrounding the adsorbent with a mesh-like cylindrical electrode, the surface potential of the adsorbent is dramatically increased to the same potential as that of the cylindrical electrode without separating the adsorbent molecules, and impurities in the liquid are strongly removed. is electrostatically adsorbed onto an adsorbent.
［実施例］
第１図は、この発明に係る液体濾過装置の一実
施例を示す側断面図である。第１図において、容
器１は、吸入口１ａを有する容器部１ｂと、排出
口１ｃを有する蓋部１ｄとからなつている。排出
口１ｃは、中間部に複数個の貫通孔１ｅを有し、
かつ、下端部にネジ溝１ｆが切られたパイプ１ｇ
から構成されている。フイルタ２は円筒状に形成
され、その中空部は排出口１ｃに連通して容器１
内に設置されている。円筒電極３は、フイルタ２
と同心状に、かつ、フイルタ２を間〓を介して取
り囲むように容器１内に設置され、網目状体で構
成されている。絶縁材４は、円筒電極３を容器１
から絶縁している。吸着剤５は、円筒電極３とフ
イルタ２間に収納されている。絶縁材６は、円筒
電極３とパイプ１ｇとを絶縁している。袋ナツト
７は、パイプ１ｇのネジ溝１ｆに螺合して、フイ
ルタ２と吸着剤５と円筒電極３とを、容器１の蓋
部１ｄに取付けている。[Example] FIG. 1 is a side sectional view showing an example of a liquid filtration device according to the present invention. In FIG. 1, a container 1 consists of a container part 1b having an inlet 1a and a lid part 1d having an outlet 1c. The discharge port 1c has a plurality of through holes 1e in the middle part,
And a pipe 1g with a threaded groove 1f cut in the lower end.
It consists of The filter 2 is formed into a cylindrical shape, and its hollow part communicates with the discharge port 1c to form the container 1.
is installed inside. The cylindrical electrode 3 is connected to the filter 2
It is installed in the container 1 concentrically with the filter 2 and surrounding the filter 2 with a gap in between, and is constructed of a mesh-like body. The insulating material 4 connects the cylindrical electrode 3 to the container 1.
It is insulated from The adsorbent 5 is housed between the cylindrical electrode 3 and the filter 2. The insulating material 6 insulates the cylindrical electrode 3 and the pipe 1g. The cap nut 7 is screwed into the threaded groove 1f of the pipe 1g to attach the filter 2, adsorbent 5, and cylindrical electrode 3 to the lid 1d of the container 1.
次に、この動作を第２図を用いて説明する。吸
入口１ａより容器１内に流入した液体は、アース
電位の容器１の側壁部と、網目状の円筒電極３間
で電圧が印加され、液体中の不純物分子は静電凝
集を起しながら、円筒電極３の網目を通過して吸
着剤５に至る。 Next, this operation will be explained using FIG. 2. A voltage is applied to the liquid flowing into the container 1 from the suction port 1a between the side wall of the container 1, which is at ground potential, and the mesh-like cylindrical electrode 3, and impurity molecules in the liquid are electrostatically aggregated. It passes through the mesh of the cylindrical electrode 3 and reaches the adsorbent 5.
吸着剤５は、円筒電極３に取り囲まれているた
め、吸着剤５は分局することなく、その表面電位
は、円筒電極３と同電位まで上昇する。例えば、
円筒電極３に＋450Vが印加されていると、吸着
剤５の表面電位は、＋10-8V〜＋10-12Vから＋
450Vまで1010〜1014倍に上昇する。このため、吸
着剤５の静電吸着能力は、1010〜1014倍に上昇す
る。また第２図に示す如く、吸着剤５は分局する
ことなく、その表面全体が＋電位となるため、吸
着剤５の表面全体に−電位の不純物分子が静電吸
着され、強力に不純物が静電吸着される。 Since the adsorbent 5 is surrounded by the cylindrical electrode 3, the surface potential of the adsorbent 5 increases to the same potential as that of the cylindrical electrode 3 without being separated. for example,
When +450V is applied to the cylindrical electrode 3, the surface potential of the adsorbent 5 changes from +10 -8 V to +10 -12 V to +
Increases 10 10 to 10 14 times to 450V. Therefore, the electrostatic adsorption ability of the adsorbent 5 increases by 10 10 to 10 14 times. In addition, as shown in FIG. 2, the entire surface of the adsorbent 5 has a positive potential without being separated, so impurity molecules with a negative potential are electrostatically adsorbed on the entire surface of the adsorbent 5, and the impurities are strongly statically absorbed. It is electrostatically attracted.
第３図は、この発明に係る液体濾過装置の他の
実施例を示す側断面図である。図において、第
１、第２の円筒電極３ａ，３ｂは、それぞれ網目
状体で構成され、吸着剤５を取り囲んでいる。 FIG. 3 is a side sectional view showing another embodiment of the liquid filtration device according to the present invention. In the figure, the first and second cylindrical electrodes 3a and 3b are each formed of a mesh-like body and surround the adsorbent 5.
即ち、第１図の実施例のものは、吸着剤５とフ
イルタ２とを、一体に円筒電極３で取り囲んでい
るのに対し、第３図の実施例のものは、吸着剤５
を、第１、第２の円筒電極３ａ，３ｂで取り囲ん
でいるため、吸着剤５とフイルタ２とを、それぞ
れ別個に交換することができる。 That is, in the embodiment shown in FIG. 1, the adsorbent 5 and the filter 2 are integrally surrounded by the cylindrical electrode 3, whereas in the embodiment shown in FIG.
is surrounded by the first and second cylindrical electrodes 3a and 3b, so the adsorbent 5 and the filter 2 can be replaced separately.
［発明の効果］
以上のように、この発明に係る液体濾過装置で
は、吸着剤を網目状の円筒電極で取り囲むことに
より、吸着剤分子を分局させることなく、その表
面電位を、円筒電極と同電位に飛躍的に高めるた
め、液体中の不純物を、吸着剤に強力に静電吸着
させることができる効果を有する。[Effects of the Invention] As described above, in the liquid filtration device according to the present invention, by surrounding the adsorbent with the mesh-like cylindrical electrode, the surface potential of the adsorbent can be maintained at the same level as that of the cylindrical electrode without separating the adsorbent molecules. Since the potential is dramatically increased, it has the effect of strongly electrostatically adsorbing impurities in the liquid to the adsorbent.
第１図はこの発明に係る液体濾過装置の一実施
例を示す側断面図、第２図は第１図の動作説明
図、第３図はこの発明に係る液体濾過装置の他の
実施例を示す側断面図、第４図は従来の液体濾過
装置を示す側断面図、第５図は第４図の動作説明
図である。
図において、１は容器、１ａは吸込口、１ｃは
排出口、２はフイルタ、３は網目状の円筒電極、
３ａ，３ｂは第１、第２の円筒電極、５は吸着剤
である。
FIG. 1 is a side sectional view showing one embodiment of the liquid filtration device according to the present invention, FIG. 2 is an explanatory diagram of the operation of FIG. 1, and FIG. 4 is a side sectional view showing a conventional liquid filtration device, and FIG. 5 is an explanatory diagram of the operation of FIG. 4. In the figure, 1 is a container, 1a is an inlet, 1c is an outlet, 2 is a filter, 3 is a mesh-like cylindrical electrode,
3a and 3b are first and second cylindrical electrodes, and 5 is an adsorbent.
Claims (1)
連通した円筒状のフイルタと、 前記フイルタと同心状に、かつ、前記フイルタ
を間〓を介して取り囲むように、前記容器内に設
置された網目状の円筒電極と、 前記フイルタと前記円筒電極間に収納され、前
記円筒電極によつて表面電位が前記円筒電極と同
電位に保持される吸着剤とを、 備えたことを特徴とする液体濾過装置。[Scope of Claims] 1. A container having a liquid inlet and an outlet, a cylindrical filter installed in the container and having a hollow part communicating with the outlet, and a cylindrical filter arranged concentrically with the filter, and , a mesh-like cylindrical electrode installed in the container so as to surround the filter with a gap in between; A liquid filtration device characterized by comprising: an adsorbent that is held at the same potential as an adsorbent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6190686A JPS62216616A (en) | 1986-03-18 | 1986-03-18 | Filter for liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6190686A JPS62216616A (en) | 1986-03-18 | 1986-03-18 | Filter for liquid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62216616A JPS62216616A (en) | 1987-09-24 |
| JPH0454483B2 true JPH0454483B2 (en) | 1992-08-31 |
Family
ID=13184664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6190686A Granted JPS62216616A (en) | 1986-03-18 | 1986-03-18 | Filter for liquid |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62216616A (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH061206Y2 (en) * | 1989-09-26 | 1994-01-12 | 昇 井上 | Fluid filtration device |
| JPH07106283B2 (en) * | 1993-10-07 | 1995-11-15 | 有限会社ゼオテック | Charge coalescer type oil / water separator |
| JP5116200B2 (en) * | 2001-09-28 | 2013-01-09 | 明久 湊 | Filtration device and filtration water intake device |
| JP7117471B1 (en) * | 2020-09-29 | 2022-08-12 | 三菱化工機株式会社 | Filtration device and filtration system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52130071A (en) * | 1976-04-24 | 1977-11-01 | Tsutomu Oosuda | Filter system employing roll winding filter body and bellows filter body |
| JPS57201510A (en) * | 1981-06-02 | 1982-12-10 | Toyota Motor Corp | Cleaning method for oil |
| JPS60257818A (en) * | 1984-06-06 | 1985-12-19 | Daihen Corp | Liquid purification apparatus |
-
1986
- 1986-03-18 JP JP6190686A patent/JPS62216616A/en active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52130071A (en) * | 1976-04-24 | 1977-11-01 | Tsutomu Oosuda | Filter system employing roll winding filter body and bellows filter body |
| JPS57201510A (en) * | 1981-06-02 | 1982-12-10 | Toyota Motor Corp | Cleaning method for oil |
| JPS60257818A (en) * | 1984-06-06 | 1985-12-19 | Daihen Corp | Liquid purification apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62216616A (en) | 1987-09-24 |
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