JPS5853203U

JPS5853203U - reverse osmosis equipment

Info

Publication number: JPS5853203U
Application number: JP14741381U
Authority: JP
Inventors: 田中　充広
Original assignee: バブコツク日立株式会社
Priority date: 1981-10-02
Filing date: 1981-10-02
Publication date: 1983-04-11

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は従来の逆浸透装置の構成図、第２図は逆浸透装
置の膜モジュールの断面図、第３図は膜モジュールの逆
浸透膜及び出口側管板部分の一部切欠見取り図、第４図
は本考案の実施例に係る逆浸透装置の構成図、第５図は
同装置の気体導入器及び気体細分器の概略を示す断面図
、第６図は実施例における逆浸透膜間の気泡の通過を示
す断面概略図である。１・・・・・・給水ポンプ、２・・・・・・前処理装置
、３・・・・・・保安フィルタ、４・・・・・・高圧ポ
ンプ、５・・・・・・膜モジュール、７・・・・・・逆
浸透膜、１０・・・・・・デストリピユータ管、１１・
・・・・・気体導入器、１２・・・・・・気体細分器、
ａ・・・・・・海水、ｂ・・・・・・淡水、Ｃ・・・・
・・濃縮水、ｄ・・・・・・空気、ｅ・・・・・・気泡
。Fig. 1 is a block diagram of a conventional reverse osmosis device, Fig. 2 is a sectional view of a membrane module of the reverse osmosis device, Fig. 3 is a partially cutaway sketch of the reverse osmosis membrane and outlet side tube plate of the membrane module, Fig. 4 is a block diagram of a reverse osmosis device according to an embodiment of the present invention, Fig. 5 is a sectional view schematically showing a gas inlet and a gas subdivider of the same device, and Fig. 6 is a diagram showing the structure between reverse osmosis membranes in the embodiment. It is a cross-sectional schematic diagram showing the passage of bubbles. 1...Water supply pump, 2...Pretreatment device, 3...Safety filter, 4...High pressure pump, 5...Membrane module , 7... Reverse osmosis membrane, 10... Distributor tube, 11.
...Gas introducer, 12... Gas subdivider,
a...Seawater, b...Freshwater, C...
...Concentrated water, d...Air, e...Bubble.

Claims

[Scope of utility model registration request]

In a reverse osmosis device having a high-pressure pump for pressurizing treated water and a membrane module for separating water from the treated water, a gas inlet device for introducing gas upstream of the high-pressure pump and the introduced gas A reverse osmosis device characterized by being provided with a gas subdivider for subdividing the gas into microbubbles.