JP4322271B2

JP4322271B2 - Filtration device

Info

Publication number: JP4322271B2
Application number: JP2006233116A
Authority: JP
Inventors: ユ−サン・クオ
Original assignee: チチャン・クオ
Priority date: 2006-08-30
Filing date: 2006-08-30
Publication date: 2009-08-26
Anticipated expiration: 2026-08-30
Also published as: JP2008055273A

Description

本発明は濾過装置に関し、特に液体回収管の周囲にスリーブ状に配置された複数の位置決めトレイと、位置決めトレイと交互に配置された複数の膜とを含む濾過装置に関する。 The present invention relates to a filtration device, and more particularly to a filtration device including a plurality of positioning trays arranged in a sleeve shape around a liquid recovery tube and a plurality of membranes arranged alternately with the positioning trays.

従来、一般の濾過装置は互いに組立てられた複数のフレーム及び膜を含んでいた。濾過する流体は、フレーム状の膜が組立てられた一方の端部から入れられた後に、もう一つの端部から排出される。フレームと膜は、濾過を行うときにリークが発生しないよう、良好に組立てられなければならない。しかし従来の濾過装置では、リークが発生しないようにフレームと膜を適当に組立てることは困難であった。そのため、リークが発生しない上、組立てが容易な濾過装置が求められていた。 Traditionally, typical filtration devices have included a plurality of frames and membranes assembled together. The fluid to be filtered is discharged from the other end after entering the frame-like membrane from one end where it is assembled. The frame and membrane must be well assembled so that no leaks occur when filtering. However, in the conventional filtration device, it has been difficult to properly assemble the frame and the membrane so that leakage does not occur. Therefore, there has been a demand for a filtration device that does not cause leakage and is easy to assemble.

本発明の主な目的は、リークが発生しない濾過装置を提供することにある。 The main object of the present invention is to provide a filtration device in which no leakage occurs.

請求項１の発明は、濾過装置であって、流体流路がその中に形成され、前記流体流路と流体連通されている複数の開口部が形成されている液体回収管と、前記液体回収管の周囲にスリーブ状に配置され、上下に積層された複数の位置決めトレイと、前記位置決めトレイと交互に前記液体回収管の周囲に配置され、隣接する一対の前記位置決めトレイの間にそれぞれ配置された複数の膜とを備え、各前記位置決めトレイは、前記液体回収管の周囲にスリーブ状に配置され、前記液体回収管の周囲に角変異された状態で複数の円弧状孔が形成されている環状プレートを有し、各前記円弧状孔は、互いに対向した第１の端部及び第２の端部を有し、各前記位置決めトレイの前記環状プレートは、前記円弧状孔それぞれの前記第１の端部に隣接するようにそれぞれ配置された複数の第１の係合部材と、前記円弧状孔それぞれの前記第２の端部に隣接するようにそれぞれ配置された複数の第２の係合部材とを有し、各隣接する一対の前記位置決めトレイの前記環状プレートは、互いに接続され、第１の相対位置と、前記第１の相対位置からオフセットされた第２の相対位置との間で互いに相対回動可能であり、各隣接する一対の前記位置決めトレイの前記環状プレートが前記第１の相対位置に配置されるとき、各隣接する一対の前記位置決めトレイの前記環状プレートのうちの一つの前記第１の係合部材は、各隣接する一対の前記位置決めトレイのもう一つの前記環状プレートの第２の係合部材から外れ、各隣接する一対の前記位置決めトレイの前記環状プレートが前記第２の相対位置に配置されるとき、各隣接する一対の前記位置決めトレイの前記環状プレートのうちの一つの前記第１の係合部材は、各隣接する一対の前記位置決めトレイのもう一つの前記環状プレートの前記第２の係合部材が着脱可能に係合されることを特徴とする、濾過装置としている。 The invention of claim 1 is a filtration device, wherein a fluid flow path is formed therein, and a plurality of openings are formed in fluid communication with the fluid flow path, and the liquid recovery pipe A plurality of positioning trays arranged in a sleeve shape around the tube, and arranged around the liquid recovery tube alternately with the positioning tray, and arranged between a pair of adjacent positioning trays. The positioning trays are arranged in a sleeve shape around the liquid recovery tube, and a plurality of arc-shaped holes are formed around the liquid recovery tube in a state of being angularly changed. Each of the arc-shaped holes has a first end and a second end facing each other, and the annular plate of each of the positioning trays includes the first of each of the arc-shaped holes. Next to the end of A plurality of first engaging members respectively disposed on the arcuate holes, and a plurality of second engaging members respectively disposed adjacent to the second end portions of the arc-shaped holes, The annular plates of the adjacent pair of positioning trays are connected to each other and are rotatable relative to each other between a first relative position and a second relative position offset from the first relative position. The first engaging member of one of the annular plates of each of the adjacent pair of positioning trays when the annular plate of each of the adjacent pair of positioning trays is disposed at the first relative position. Is disengaged from the second engaging member of the other annular plate of each of the adjacent pair of positioning trays, and the annular plate of each of the adjacent pair of positioning trays is disposed at the second relative position. The first engagement member of one of the annular plates of each adjacent pair of the positioning trays is configured to cause the second engagement of the other annular plate of each adjacent pair of the positioning trays. The filtering device is characterized in that the joint member is detachably engaged.

請求項２の発明は、請求項１に記載の濾過装置であって、各隣接する一対の前記位置決めトレイの前記環状プレートが前記第１の相対位置に配置されるとき、各隣接する一対の前記位置決めトレイの前記環状プレートのうちの一つの前記第１の係合部材は、各隣接する一対の前記位置決めトレイのもう一つの前記環状プレートの前記第２の係合部材と角度的にオフセットされ、各隣接する一対の前記位置決めトレイの前記環状プレートが前記第２の相対位置に配置されるとき、各隣接する一対の前記位置決めトレイの前記環状プレートのうちの一つの前記第１の係合部材は、各隣接する一対の前記位置決めトレイのもう一つの前記環状プレートの前記第２の係合部材に軸方向で整列することを特徴とする。 The invention of claim 2 is the filtration device according to claim 1, wherein when the annular plates of the adjacent pair of positioning trays are arranged at the first relative position, the adjacent pair of the The first engaging member of one of the annular plates of the positioning tray is angularly offset from the second engaging member of the other annular plate of each adjacent pair of positioning trays; When the annular plates of the adjacent pair of positioning trays are disposed at the second relative position, the first engaging member of one of the annular plates of the adjacent pair of positioning trays is The second engaging member of another annular plate of each of the adjacent pair of positioning trays is axially aligned.

請求項３の発明は、請求項２に記載の濾過装置であって、各前記位置決めトレイの前記環状プレートには、前記第１の係合部材それぞれが画成され、そこから軸方向外側へ突出された複数の第１の円弧状凸部が形成され、各前記位置決めトレイの前記環状プレートには、前記第２の係合部材それぞれが画成され、そこから前記位置決めトレイそれぞれの前記環状プレート内の前記円弧状孔それぞれに突出された複数の第２の円弧状凸部がさらに形成され、各隣接する一対の前記位置決めトレイの前記環状プレートのうちの一つの各前記第１の円弧状凸部は、各隣接する一対の前記位置決めトレイのもう一つの前記環状プレート内にある前記円弧状孔を通って延伸されることを特徴とする。 A third aspect of the present invention is the filtration apparatus according to the second aspect, wherein each of the first engaging members is defined on the annular plate of each positioning tray, and protrudes outward in the axial direction therefrom. A plurality of first arc-shaped convex portions are formed, and each of the second engaging members is defined on the annular plate of each positioning tray, and from there, the inside of the annular plate of each of the positioning trays A plurality of second arc-shaped protrusions that protrude from the respective arc-shaped holes are formed, and each of the first arc-shaped protrusions of one of the annular plates of the adjacent pair of positioning trays is formed. Is extended through the arcuate holes in another annular plate of each adjacent pair of positioning trays.

請求項４の発明は、請求項３に記載の濾過装置であって、各前記位置決めトレイの前記環状プレートの各前記第１の円弧状凸部は、それぞれ逆Ｌ字形であり、前記円弧状孔それぞれの前記第１の端部の周囲から軸方向に突出し、前記円弧状孔それぞれの前記第２の端部に向かって延伸している自由端部を有し、各前記円弧状孔は、孔画成壁により画成され、各前記位置決めトレイの前記環状プレートの各前記第２の円弧状凸部は、前記円弧状孔それぞれの前記孔画成壁から径方向内側へ突出され、各隣接する一対の前記位置決めトレイの前記環状プレートのうちの一つの各前記第１の円弧状凸部の前記自由端部は、各隣接する一対の前記位置決めトレイの前記環状プレートが前記第２の相対位置に配置されるとき、各隣接する一対の前記位置決めトレイのもう一つの前記環状プレートの前記第２の円弧状凸部それぞれと軸方向で整列され、各隣接する一対の前記位置決めトレイの前記環状プレートが前記第１の相対位置に配置されるとき、各隣接する一対の前記位置決めトレイのもう一つの前記環状プレートの前記第２の円弧状凸部それぞれからオフセットされることを特徴とする。 A fourth aspect of the present invention is the filtration apparatus according to the third aspect, wherein each of the first arc-shaped convex portions of the annular plate of the positioning tray is an inverted L-shape, and the arc-shaped hole. Each of the arcuate holes has a free end protruding axially from the periphery of each of the first ends and extending toward the second end of each of the arcuate holes. Each of the second arc-shaped protrusions of the annular plate of each positioning tray protrudes radially inward from the hole defining wall of each of the arc-shaped holes and is adjacent to each other. The free end portion of each of the first arc-shaped convex portions of one of the annular plates of the pair of positioning trays is set so that the annular plates of the adjacent pair of positioning trays are in the second relative position. When placed, each adjacent pair of said positions When the annular plate of each of the adjacent pair of positioning trays is arranged in the first relative position, and is aligned with each of the second arcuate protrusions of the other annular plate of the second tray. The second arcuate convex portions of the other annular plates of the adjacent pairs of the positioning trays are offset from each other.

請求項５の発明は、請求項４に記載の濾過装置であって、各前記位置決めトレイの前記環状プレートの各前記第１の円弧状凸部の前記自由端部には、係合溝が形成され、各前記位置決めトレイの前記環状プレートの各前記第２の円弧状凸部には舌部材が形成され、各隣接する一対の前記位置決めトレイの前記環状プレートが前記第２の相対位置に配置されるとき、各隣接する一対の前記位置決めトレイの前記環状プレートのうちの一つの各前記第２の円弧状凸部の前記舌部材が、各隣接する一対の前記位置決めトレイのもう一つの前記環状プレートの前記第１の円弧状凸部それぞれの前記自由端部内の前記係合溝と係合されることを特徴とする。 A fifth aspect of the present invention is the filtration apparatus according to the fourth aspect, wherein an engagement groove is formed in the free end portion of each of the first arc-shaped convex portions of the annular plate of the positioning tray. A tongue member is formed on each of the second arc-shaped convex portions of the annular plate of each positioning tray, and the annular plates of each pair of adjacent positioning trays are disposed at the second relative position. The tongue member of each of the second arcuate convex portions of one of the annular plates of each of the adjacent pair of positioning trays is another annular plate of each of the adjacent pair of positioning trays. The first arc-shaped convex portion of each of the first and second convex portions is engaged with the engaging groove in the free end portion.

請求項６の発明は、請求項１に記載の濾過装置であって、各前記位置決めトレイの前記環状プレートは、上面及び底面を有し、前記上面及び前記底面からそれぞれ内側に凹んだ上部環状凹部及び下部環状凹部をさらに有し、各前記位置決めトレイの前記環状プレート内にある前記上部環状凹部及び前記下部環状凹部にそれぞれ配置され、各隣接する一対の前記膜とそれぞれシーリング接触された上部シーリングリング及び下部シーリングリングをさらに有することを特徴とする。 A sixth aspect of the present invention is the filtering apparatus according to the first aspect, wherein the annular plate of each positioning tray has an upper surface and a bottom surface and is recessed inward from the top surface and the bottom surface, respectively. And an upper annular ring disposed in each of the upper annular depression and the lower annular depression in the annular plate of each positioning tray and in sealing contact with each adjacent pair of films. And a lower sealing ring.

請求項７の発明は、請求項１に記載の濾過装置であって、各隣接する二つの前記膜は、それらの間に協働して隙間を画成し、隣接する二つの前記膜の間にある前記隙間内にそれぞれ配置され、前記位置決めトレイそれぞれの前記環状プレート上にスリーブ状に回転可能な状態で配置されたハブと、前記ハブから外側に曲線状に延伸された複数の羽根とをそれぞれ有する複数の撹拌部材をさらに備えることを特徴とする。 The invention according to claim 7 is the filtration device according to claim 1, wherein each of the two adjacent membranes cooperates to define a gap between the two adjacent membranes. And a hub disposed in a sleeve-like manner on the annular plate of each of the positioning trays and a plurality of blades extending in a curved shape outward from the hub. It further has a plurality of stirring members respectively.

本発明の濾過装置は、従来技術で発生していたリークが発生しないようにする。 The filtration device of the present invention prevents leakage that has occurred in the prior art.

以下、本発明の実施形態を図面に基づいて説明する。
（第１実施形態）
図１から図４は、本発明の第１実施形態による濾過装置を示す。この濾過装置は、流体入口（図示せず）及び流体出口を有するカラム１１と、カラム１１内に取り付けられている濾過ユニット１００とを含む。カラム１１には、清掃用に複数の注水管１４が取り付けられている。 Hereinafter, embodiments of the present invention will be described with reference to the drawings.
(First embodiment)
1 to 4 show a filtration device according to a first embodiment of the present invention. The filtration device includes a column 11 having a fluid inlet (not shown) and a fluid outlet, and a filtration unit 100 mounted in the column 11. A plurality of water injection pipes 14 are attached to the column 11 for cleaning.

濾過ユニット１００には、その中に流体流路７０が形成され、流体流路７０と流体連通された複数の開口部７１（図２に示す）が形成された液体回収管７と、液体回収管７の周囲にスリーブ状に形成され、上下に積層された複数の位置決めトレイ２（２’）（以下、互いに隣接する二つの位置決めトレイは、説明を容易にするため、それぞれ２及び２’の符号で示す。）と、位置決めトレイ２（２’）と交互に配置され、液体回収管７の周囲に配置された複数の膜５とを含む。各膜５は、隣接する一対の位置決めトレイ２、２’の間に配置される。各位置決めトレイ２（２’）は、液体回収管７の周囲にスリーブ状に配置され、液体回収管７の周囲に角変異された状態で複数の円弧状孔２３（２３’）が形成された環状プレート２１（２１’）を含む。各円弧状孔２３（２３’）は、対向する第１の端部２３１（２３１’）及び第２の端部２３２（２３２’）を有する。各位置決めトレイ２（２’）の環状プレート２１（２１’）は、円弧状孔２３（２３’）それぞれの第１の端部２３１（２３１’）に隣接してそれぞれ配置された複数の第１の係合部材２４（２４’）と、円弧状孔２３（２３’）それぞれの第２の端部２３２（２３２’）に隣接してそれぞれ配置された複数の第２の係合部材２５（２５’）とを有する。各隣接する一対の位置決めトレイ２、２’の環状プレート２１、２１’は、互いに接続され、第１の相対位置と第１の相対位置からオフセットされた第２の相対位置との間で、相対回動可能な状態となる。図４に示すように、各隣接する一対の位置決めトレイ２、２’の環状プレート２１、２１’が第１の相対位置に配置されるとき、各隣接する一対の位置決めトレイ２、２’の環状プレート２１のうちの一つの第１の係合部材２４は、各隣接する一対の位置決めトレイ２、２’のもう一つの環状プレート２１’の第２の係合部材２５’から外れる。図５に示すように、各隣接する一対の位置決めトレイ２、２’の環状プレート２１、２１’が第２の相対位置に配置されるとき、各隣接する一対の位置決めトレイ２、２’の環状プレート２１のうちの一つの第１の係合部材２４は、各隣接する一対の位置決めトレイ２、２’のもう一つの環状プレート２１’の第２の係合部材２５’と着脱可能に係合される。 The filtration unit 100 includes a liquid recovery pipe 7 in which a fluid flow path 70 is formed, and a plurality of openings 71 (shown in FIG. 2) in fluid communication with the fluid flow path 70 are formed. A plurality of positioning trays 2 (2 ') formed in a sleeve shape around 7 and stacked vertically (hereinafter, two positioning trays adjacent to each other are denoted by reference numerals 2 and 2' for ease of explanation). And a plurality of films 5 which are alternately arranged with the positioning trays 2 (2 ′) and are arranged around the liquid recovery pipe 7. Each film 5 is disposed between a pair of adjacent positioning trays 2, 2 '. Each positioning tray 2 (2 ′) is arranged in a sleeve shape around the liquid recovery tube 7, and a plurality of arc-shaped holes 23 (23 ′) are formed around the liquid recovery tube 7 in a state of being angularly changed. An annular plate 21 (21 ') is included. Each arcuate hole 23 (23 ') has an opposing first end 231 (231') and second end 232 (232 '). The annular plate 21 (21 ′) of each positioning tray 2 (2 ′) has a plurality of first plates arranged adjacent to the first ends 231 (231 ′) of the respective arc-shaped holes 23 (23 ′). The plurality of second engaging members 25 (25) arranged adjacent to the second end portions 232 (232 ') of the respective arc-shaped holes 23 (23') and the engaging members 24 (24 ') of the arc-shaped holes 23 (23'). ') With. The annular plates 21 and 21 'of each adjacent pair of positioning trays 2 and 2' are connected to each other, and relative to each other between the first relative position and the second relative position offset from the first relative position. It will be able to rotate. As shown in FIG. 4, when the annular plates 21 and 21 ′ of each adjacent pair of positioning trays 2 and 2 ′ are arranged at the first relative position, the annular of each adjacent pair of positioning trays 2 and 2 ′. One first engagement member 24 of the plates 21 is disengaged from the second engagement member 25 ′ of the other annular plate 21 ′ of each adjacent pair of positioning trays 2, 2 ′. As shown in FIG. 5, when the annular plates 21 and 21 ′ of each adjacent pair of positioning trays 2 and 2 ′ are arranged at the second relative position, the annular of each adjacent pair of positioning trays 2 and 2 ′. One first engagement member 24 of the plates 21 is detachably engaged with a second engagement member 25 ′ of another annular plate 21 ′ of each adjacent pair of positioning trays 2, 2 ′. Is done.

本実施形態において、各隣接する一対の位置決めトレイ２、２’の環状プレート２１、２１’が第１の相対位置に配置されるとき、各隣接する一対の位置決めトレイ２、２’の環状プレート２１のうちの一つの第１の係合部材２４は、各隣接する一対の位置決めトレイ２、２’の環状プレート２１’のもう一つの第２の係合部材２５’と角度的にオフセットされるため、隣接する一対の位置決めトレイ２、２’は分離することができる。各隣接する一対の位置決めトレイ２、２’の環状プレート２１、２１’が第２の相対位置に配置されるとき、各隣接する一対の位置決めトレイ２、２’の環状プレート２１のうちの一つの第１の係合部材２４は、各隣接する一対の位置決めトレイ２、２’の環状プレート２１’のもう一つの第２の係合部材２５’と軸方向で整列するため、各隣接する一対の位置決めトレイ２、２’が分離することを防ぐことができる。 In the present embodiment, when the adjacent pair of positioning trays 2 and 2 ′ annular plates 21 and 21 ′ are arranged at the first relative position, each adjacent pair of positioning trays 2 and 2 ′ annular plates 21. One of the first engaging members 24 is angularly offset from the other second engaging member 25 ′ of the annular plate 21 ′ of each adjacent pair of positioning trays 2, 2 ′. The adjacent pair of positioning trays 2, 2 'can be separated. When the annular plates 21, 21 'of each adjacent pair of positioning trays 2, 2' are arranged at the second relative position, one of the annular plates 21 of each adjacent pair of positioning trays 2, 2 ' The first engagement member 24 is axially aligned with another second engagement member 25 'of the annular plate 21' of each adjacent pair of positioning trays 2, 2 ', so It is possible to prevent the positioning trays 2 and 2 'from separating.

各位置決めトレイ２（２’）の環状プレート２１（２１’）には、第１の係合部材２４（２４’）それぞれが形成され、そこから軸方向外側へ突出されている複数の第１の円弧状凸部と、第２の係合部材２５（２５’）それぞれを形成し、そこから位置決めトレイ２（２’）それぞれの環状プレート２１（２１’）内の円弧状孔２３（２３’）それぞれに突出されている複数の第２の円弧状凸部とが形成されることが好ましい。各隣接する一対の位置決めトレイ２、２’の環状プレート２１のうちの一つの各第１の円弧状凸部は、各隣接する一対の位置決めトレイ２、２’のもう一つの環状プレート２１’内にある円弧状孔２３’を通って延伸される。 A first engagement member 24 (24 ′) is formed on each annular tray 21 (21 ′) of each positioning tray 2 (2 ′), and a plurality of first protrusions projecting outward in the axial direction therefrom. Arc-shaped convex portions and second engaging members 25 (25 ′) are formed, and arc-shaped holes 23 (23 ′) in the annular plates 21 (21 ′) of the positioning trays 2 (2 ′) are formed therefrom. It is preferable that a plurality of second arcuate convex portions projecting from each other are formed. Each first arcuate convex portion of one of the adjacent pair of positioning trays 2, 2 ′ has an inside of the other annular plate 21 ′ of each pair of adjacent positioning trays 2, 2 ′. Through the arcuate hole 23 '.

各位置決めトレイ２（２’）の環状プレート２１（２１’）の各第１の円弧状凸部は、逆Ｌ字形であり、円弧状孔２３（２３’）それぞれの第１の端部２３１（２３１’）の周囲から軸方向に突出され、円弧状孔２３（２３’）それぞれの第２の端部２３２（２３２’）に向かって延伸された自由端部２４２（２４２’）を有することが好ましい。各位置決めトレイ２（２’）の環状プレート２１（２１’）の各第２の円弧状凸部は、円弧状孔２３（２３’）それぞれの孔画成壁から径方向内側へ突出されている。各隣接する一対の位置決めトレイ２の環状プレート２１のうちの一つの各第１の円弧状凸部の自由端部２４２は、各隣接する一対の位置決めトレイ２、２’の環状プレート２１、２１’が第２の相対位置に配置されるとき、隣接する一対の位置決めトレイ２、２’のもう一つの環状プレート２１’の第２の円弧状凸部（２５’）それぞれに軸方向で整列され、各隣接する一対の位置決めトレイ２、２’の環状プレート２１、２１’が第１の相対位置に配置されるとき、各隣接する一対の位置決めトレイ２、２’のもう一つの環状プレート２１’の第２の円弧状凸部（２５’）それぞれからオフセットされる。 Each first arc-shaped convex portion of the annular plate 21 (21 ′) of each positioning tray 2 (2 ′) has an inverted L shape, and the first end portion 231 of each arc-shaped hole 23 (23 ′) ( 231 ′) projecting axially from the periphery and having free ends 242 (242 ′) extending towards the second end 232 (232 ′) of each arcuate hole 23 (23 ′). preferable. Each second arc-shaped convex portion of the annular plate 21 (21 ′) of each positioning tray 2 (2 ′) protrudes radially inward from the hole defining wall of each arc-shaped hole 23 (23 ′). . The free end portion 242 of each first arcuate convex portion of the annular plates 21 of each adjacent pair of positioning trays 2 is connected to the annular plates 21, 21 ′ of each adjacent pair of positioning trays 2, 2 ′. Are axially aligned with each of the second arcuate protrusions (25 ′) of the other annular plate 21 ′ of the adjacent pair of positioning trays 2, 2 ′, When the annular plates 21, 21 ′ of each adjacent pair of positioning trays 2, 2 ′ are arranged at the first relative position, the other annular plates 21 ′ of each adjacent pair of positioning trays 2, 2 ′ It is offset from each of the second arcuate convex portions (25 ′).

図５に示すように、各環状プレート２１（２１’）の各第１の円弧状凸部の自由端部２４２（２４２’）には、凸部２４３（２４３’）がさらに設けられているため、各隣接する一対の位置決めトレイ２、２’の環状プレート２１、２１’が第２の相対位置に配置されるとき、各隣接する一対の位置決めトレイ２、２’の環状プレート２１のうちの一つの各第１の円弧状凸部の凸部２４３は、各隣接する一対の位置決めトレイ２、２’のもう一つの環状プレート２１’の第２の円弧状凸部材２５’それぞれのコーナーに当接されることが好ましい。 As shown in FIG. 5, since the free end 242 (242 ′) of each first arc-shaped convex portion of each annular plate 21 (21 ′) is further provided with a convex portion 243 (243 ′). When the annular plates 21, 21 'of each adjacent pair of positioning trays 2, 2' are disposed at the second relative position, one of the annular plates 21 of each adjacent pair of positioning trays 2, 2 ' The convex portions 243 of each of the first arc-shaped convex portions abut on the respective corners of the second arc-shaped convex member 25 ′ of the other annular plate 21 ′ of each adjacent pair of positioning trays 2, 2 ′. It is preferred that

各位置決めトレイ２（２’）の環状プレート２１（２１’）は、上面２１１（２１１’）及び底面２１２（２１２’）を有し、上面２１１（２１１’）及び底面２１２（２１２’）からそれぞれ内側に凹んだ上部及び下部の環状凹部２８（２８’）がさらに設けられている。濾過装置は、各位置決めトレイ２（２’）の環状プレート２１（２１’）内にある上部及び下部の環状凹部２８（２８’）にそれぞれ配置され、各隣接する一対の前記膜５とそれぞれシーリング接触された上部及び下部のシーリングリング３をさらに含む。 The annular plate 21 (21 ′) of each positioning tray 2 (2 ′) has an upper surface 211 (211 ′) and a bottom surface 212 (212 ′), and the upper surface 211 (211 ′) and the bottom surface 212 (212 ′) respectively. An upper and lower annular recess 28 (28 ') recessed further inward is further provided. The filtration devices are respectively disposed in the upper and lower annular recesses 28 (28 ') in the annular plate 21 (21') of each positioning tray 2 (2 '), and sealed with each pair of adjacent membranes 5 respectively. It further includes upper and lower sealing rings 3 that are in contact.

本実施形態において、各位置決めトレイ２（２’）の環状プレート２１（２１’）は、複数の係合片２７（２７’）が形成されている周縁部２１３（２１３’）を有する。各隣接された二つの膜５は、協働してそれらの間に隙間２２を形成する。濾過装置は、隣接する二つの膜５の間にある隙間２２内に配置され、位置決めトレイ２（２’）それぞれの環状プレート２１（２１’）上にスリーブ状に回転可能な状態に配置された環状ハブ６１と、環状ハブ６１から外側に延伸された曲線状の複数の羽根６２とを有する複数の撹拌部材６をさらに含むため、膜清浄操作を行うときに、撹拌部材６は、液体回収管７内に注入された水により駆動され、環状プレート２１（２１’）に対して回転することにより、膜５で濾過された固体物を除去することができる。各環状プレート２１（２１’）の係合片２７（２７’）は、その上にある撹拌部材６を保持することができる。その上、各位置決めトレイ２（２’）の各環状プレート２１（２１’）には、液体回収管７と流体連通する複数の導液孔２６（２６’）がさらに形成される。 In the present embodiment, the annular plate 21 (21 ') of each positioning tray 2 (2') has a peripheral edge 213 (213 ') on which a plurality of engagement pieces 27 (27') are formed. Each two adjacent membranes 5 cooperate to form a gap 22 therebetween. The filtration device is arranged in a gap 22 between two adjacent membranes 5 and is arranged in a sleeve-like rotatable state on the annular plate 21 (21 ′) of each positioning tray 2 (2 ′). Since it further includes a plurality of stirring members 6 having an annular hub 61 and a plurality of curved blades 62 extending outward from the annular hub 61, the stirring member 6 is used as a liquid recovery pipe when performing a membrane cleaning operation. The solid matter filtered by the membrane 5 can be removed by being driven by the water injected into 7 and rotating with respect to the annular plate 21 (21 ′). The engagement piece 27 (27 ') of each annular plate 21 (21') can hold the stirring member 6 thereon. In addition, each annular plate 21 (21 ') of each positioning tray 2 (2') is further formed with a plurality of liquid introduction holes 26 (26 ') in fluid communication with the liquid recovery pipe 7.

各位置決めトレイ２（２’）の環状プレート２１（２１’）には、各隣接する一対の位置決めトレイ２、２’の着脱が容易な複数の挿入孔２９（２９’）がさらに形成されることが好ましい。 The annular plate 21 (21 ′) of each positioning tray 2 (2 ′) is further formed with a plurality of insertion holes 29 (29 ′) for easy attachment / detachment of each pair of adjacent positioning trays 2 and 2 ′. Is preferred.

（第２実施形態）
図６は、本発明の第２実施形態による濾過装置を示す。この第２実施形態は、各位置決めトレイ２’の環状プレート２１’の各第１の円弧状凸部の自由端部２４２’に係合溝２４４’が形成されている点が第１実施形態と異なる。各位置決めトレイ２の環状プレート２１の各第２の円弧状凸部には舌部材２５１が形成されている。各隣接する一対の位置決めトレイ２、２’の環状プレート２１、２１’が第２の相対位置に配置されるとき、各隣接する一対の位置決めトレイ２、２’の環状プレート２１のうちの一つの各第２の円弧状凸部の舌部材２５１は、各隣接する一対の位置決めトレイ２、２’のもう一つの環状プレート２１’の第１の円弧状凸部それぞれの自由端部２４２’内にある係合溝２４４’と係合される。 (Second Embodiment)
FIG. 6 shows a filtration device according to a second embodiment of the present invention. This second embodiment is different from the first embodiment in that an engagement groove 244 ′ is formed in the free end portion 242 ′ of each first arcuate convex portion of the annular plate 21 ′ of each positioning tray 2 ′. Different. A tongue member 251 is formed on each second arcuate convex portion of the annular plate 21 of each positioning tray 2. When the annular plates 21, 21 'of each adjacent pair of positioning trays 2, 2' are arranged at the second relative position, one of the annular plates 21 of each adjacent pair of positioning trays 2, 2 ' The tongue member 251 of each second arcuate convex portion is in the free end portion 242 ′ of each first arcuate convex portion of the other annular plate 21 ′ of each adjacent pair of positioning trays 2, 2 ′. Engage with an engagement groove 244 '.

上述の実施形態から分かるように、本発明は、濾過装置内にある位置決めトレイ２（２’）により、従来技術の欠点を無くすことができる。 As can be seen from the above embodiments, the present invention eliminates the disadvantages of the prior art by the positioning tray 2 (2 ') in the filtration device.

本発明では好適な実施形態を前述の通り開示したが、これらは決して本発明を限定するものではなく、当該技術を熟知するものなら誰でも、本発明の主旨と領域を脱しない範囲内で各種の変更や修正を加えることができる。従って本発明の保護の範囲は、特許請求の範囲で指定した内容を基準とする。 In the present invention, preferred embodiments have been disclosed as described above. However, these embodiments are not intended to limit the present invention, and any person who is familiar with the technology can use various embodiments within the scope and spirit of the present invention. Changes and modifications can be made. Therefore, the scope of protection of the present invention is based on the contents specified in the claims.

本発明の第１実施形態による濾過装置を示す断面図である。It is sectional drawing which shows the filtration apparatus by 1st Embodiment of this invention. 本発明の第１実施形態による膜、撹拌部材及び隣接する一対の位置決めトレイを組立てる時の状態を示す分解斜視図である。It is a disassembled perspective view which shows the state at the time of assembling the film | membrane, stirring member, and adjacent pair of positioning tray by 1st Embodiment of this invention. 本発明の第１実施形態による膜、撹拌部材及び位置決めトレイを組立てた時の状態を示す断面図である。It is sectional drawing which shows a state when the film | membrane, the stirring member, and positioning tray by 1st Embodiment of this invention are assembled. 本発明の第１実施形態による隣接する一対の位置決めトレイが第１の相対位置に配置されたときの状態を示す平面図である。It is a top view which shows a state when a pair of adjacent positioning tray by 1st Embodiment of this invention is arrange | positioned in the 1st relative position. 本発明の第１実施形態による隣接する一対の位置決めトレイが第２の相対位置に配置されたときの状態を示す平面図である。It is a top view which shows a state when a pair of adjacent positioning tray by 1st Embodiment of this invention is arrange | positioned in the 2nd relative position. 本発明の第２実施形態による濾過装置の隣接する一対の位置決めトレイを示す断面図である。It is sectional drawing which shows a pair of positioning tray which the filtration apparatus by 2nd Embodiment of this invention adjoins.

Explanation of symbols

２位置決めトレイ
２’ 位置決めトレイ
３シーリングリング
５膜
６撹拌部材
７液体回収管
１１カラム
１４注水管
２１環状プレート
２１’ 環状プレート
２２隙間
２３円弧状孔
２３’ 円弧状孔
２４第１の係合部材
２４’ 第１の係合部材
２５第２の係合部材
２５’ 第２の係合部材
２６導液孔
２６’ 導液孔
２７係合片
２７’ 係合片
２８環状凹部
２８’ 環状凹部
２９挿入孔
２９’ 挿入孔
６１環状ハブ
６２羽根
７０流体流路
７１開口部
１００濾過ユニット
２１１上面
２１１’ 上面
２１２底面
２１２’ 底面
２１３周縁部
２１３’ 周縁部
２３１第１の端部
２３１’ 第１の端部
２３２第２の端部
２３２’ 第２の端部
２４２自由端部
２４２’ 自由端部
２４３凸部
２４３’ 凸部
２４４’ 係合溝
２５１舌部材 2 Positioning tray 2 ′ Positioning tray 3 Sealing ring 5 Membrane 6 Stirring member 7 Liquid recovery tube 11 Column 14 Water injection tube 21 Annular plate 21 ′ Annular plate 22 Gap 23 Arc-shaped hole 23 ′ Arc-shaped hole 24 First engagement member 24 'First engagement member 25 second engagement member 25' second engagement member 26 liquid introduction hole 26 'liquid introduction hole 27 engagement piece 27' engagement piece 28 annular recess 28 'annular recess 29 insertion hole 29 'insertion hole 61 annular hub 62 blade 70 fluid flow channel 71 opening 100 filtration unit 211 upper surface 211' upper surface 212 bottom surface 212 'bottom surface 213 peripheral edge portion 213' peripheral edge portion 231 first end portion 231 'first end portion 232 Second end 232 ′ Second end 242 Free end 242 ′ Free end 243 Convex 243 ′ Convex 244 ′ Engaging groove 251 Tongue member

Claims

A liquid recovery tube having a fluid flow path formed therein and a plurality of openings formed in fluid communication with the fluid flow path;
A plurality of positioning trays arranged in a sleeve shape around the liquid recovery pipe and stacked vertically;
A plurality of films disposed alternately around the liquid recovery tube and positioned between a pair of adjacent positioning trays;
Each of the positioning trays has an annular plate that is arranged in a sleeve shape around the liquid recovery tube, and has a plurality of arc-shaped holes formed in a state of being angularly changed around the liquid recovery tube, The arc-shaped hole has a first end and a second end facing each other, and the annular plate of each positioning tray is adjacent to the first end of each of the arc-shaped holes. A plurality of first engaging members respectively disposed; and a plurality of second engaging members respectively disposed adjacent to the second end of each of the arcuate holes;
The annular plates of each adjacent pair of the positioning trays are connected to each other, and are rotatable relative to each other between a first relative position and a second relative position offset from the first relative position. Yes,
When the annular plates of the adjacent pair of positioning trays are arranged at the first relative position, the first engaging member of one of the annular plates of the adjacent pair of positioning trays is Detaching from the second engaging member of another annular plate of each adjacent pair of the positioning trays;
When the annular plates of the adjacent pair of positioning trays are disposed at the second relative position, the first engaging member of one of the annular plates of the adjacent pair of positioning trays is The filtration device, wherein the second engaging member of the other annular plate of each pair of adjacent positioning trays is detachably engaged.

When the annular plates of the adjacent pair of positioning trays are arranged at the first relative position, the first engaging member of one of the annular plates of the adjacent pair of positioning trays is , Angularly offset with the second engagement member of another annular plate of each adjacent pair of the positioning trays;
When the annular plates of the adjacent pair of positioning trays are disposed at the second relative position, the first engaging member of one of the annular plates of the adjacent pair of positioning trays is The filtration device according to claim 1, wherein the second engagement member of another annular plate of each adjacent pair of the positioning trays is aligned in the axial direction.

Each of the first engagement members is defined on the annular plate of each of the positioning trays, and a plurality of first arc-shaped protrusions protruding outward in the axial direction are formed therefrom.
Each of the second engagement members is defined on the annular plate of each positioning tray, and a plurality of second protrusions projecting from the arcuate holes in the annular plate of each of the positioning trays. An arcuate protrusion is further formed,
Each of the first arc-shaped protrusions of one of the annular plates of each of the adjacent pair of positioning trays has the arc-shaped hole in the other annular plate of each of the adjacent pair of positioning trays. 3. A filtration device according to claim 2, wherein the filtration device is stretched through.

Each of the first arc-shaped convex portions of the annular plate of each of the positioning trays has an inverted L shape, protrudes in the axial direction from the periphery of the first end portion of each of the arc-shaped holes, and Each of the holes has a free end extending toward the second end of each of the holes, each arcuate hole being defined by a hole defining wall, and each of the annular plates of each of the positioning trays The second arcuate convex portion protrudes radially inward from the hole defining wall of each arcuate hole,
The free end of each of the first arc-shaped convex portions of one of the annular plates of the adjacent pair of positioning trays is the second end of the annular plate of the adjacent pair of positioning trays. When arranged at a relative position, each of the adjacent arcuate plates of the adjacent pair of positioning trays is axially aligned with each of the second arcuate protrusions of the annular plate, and the adjacent pair of positioning trays When the annular plate is disposed at the first relative position, the annular plate is offset from each of the second arc-shaped protrusions of the other annular plate of each pair of adjacent positioning trays. Item 4. The filtration device according to Item 3.

An engagement groove is formed in the free end of each of the first arc-shaped protrusions of the annular plate of each of the positioning trays, and each of the second arc-shaped protrusions of the annular plate of each of the positioning trays. A tongue member is formed on the portion, and when the annular plates of the adjacent pair of positioning trays are arranged at the second relative position, one of the annular plates of the adjacent pair of positioning trays. The tongue members of each of the second arcuate protrusions are engaged in the free end of each of the first arcuate protrusions of another annular plate of each adjacent pair of positioning trays. 5. A filtration device according to claim 4, wherein the filtration device is engaged with a groove.

The annular plate of each positioning tray has an upper surface and a bottom surface, and further includes an upper annular recess and a lower annular recess that are recessed inward from the top surface and the bottom surface, respectively.
And further comprising an upper sealing ring and a lower sealing ring respectively disposed in the upper annular recess and the lower annular recess in the annular plate of each positioning tray and in sealing contact with each adjacent pair of the films. The filtration device according to claim 1, wherein

Each two adjacent said membranes cooperate to define a gap between them,
A hub that is disposed in the gap between two adjacent films, and is rotatably disposed in a sleeve shape on the annular plate of each of the positioning trays;
The filtration device according to claim 1, further comprising a plurality of stirring members each having a plurality of blades extending in a curved shape outward from the hub.