JP2003053157A5 - - Google Patents

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Publication number
JP2003053157A5
JP2003053157A5 JP2001242803A JP2001242803A JP2003053157A5 JP 2003053157 A5 JP2003053157 A5 JP 2003053157A5 JP 2001242803 A JP2001242803 A JP 2001242803A JP 2001242803 A JP2001242803 A JP 2001242803A JP 2003053157 A5 JP2003053157 A5 JP 2003053157A5
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JP
Japan
Prior art keywords
hollow fiber
fiber bundle
raw water
external pressure
pressure type
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JP2001242803A
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Japanese (ja)
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JP4860843B2 (en
JP2003053157A (en
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Priority to JP2001242803A priority Critical patent/JP4860843B2/en
Priority claimed from JP2001242803A external-priority patent/JP4860843B2/en
Publication of JP2003053157A publication Critical patent/JP2003053157A/en
Publication of JP2003053157A5 publication Critical patent/JP2003053157A5/ja
Application granted granted Critical
Publication of JP4860843B2 publication Critical patent/JP4860843B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Description

【特許請求の範囲】
【請求項１】 多数の中空糸膜が長さ方向両端で結合されている中空糸束からなり、中空糸束の外周側から原水を導入して使用される外圧型中空糸膜モジュールにおいて、
中空糸束の長さ方向一端に、中空糸束の長さ方向に延びる一つ以上の原水導入孔と、複数個の気体導入孔を、原水導入孔を気体導入孔よりも突出させて設けたことを特徴とする外圧型中空糸膜モジュール。
【請求項２】 中空糸束の長さ方向一端の気体導入孔より先端に、筒状のスカート部を設けたことを特徴とする請求項１記載の外圧型中空糸膜モジュール。
【請求項３】 原水導入孔の先端をスカート部よりも突出させて設けたことを特徴とする請求項２記載の外圧型中空糸膜モジュール。
【請求項４】 少なくとも中空糸束の長さ方向他端側を除いて中空糸束の外周を外筒で囲い、中空糸束と外筒との間に、原水および気体導入孔から導入された気体を通過させる空間を設けたことを特徴とする請求項１〜３の何れか１項に記載の外圧型中空糸膜モジュール。 [Claims]
    1. An external pressure type hollow fiber membrane module comprising a plurality of hollow fiber membranes having a plurality of hollow fiber membranes connected at both ends in a longitudinal direction, wherein raw water is introduced from an outer peripheral side of the hollow fiber bundle and used.
  At one longitudinal end of the hollow fiber bundle, one or more raw water introduction holes extending in the longitudinal direction of the hollow fiber bundle, and a plurality of gas introduction holes are provided.And make the raw water inlet protrude from the gas inletAn external pressure type hollow fiber membrane module provided.
    (2) At the end from the gas introduction hole at one end of the length of the hollow fiber bundle, a cylindrical skirtThe external pressure type hollow fiber membrane module according to claim 1, further comprising:
    (3) The external pressure type hollow fiber membrane module according to claim 2, wherein a tip of the raw water introduction hole is provided so as to protrude from the skirt portion.
    (4) A space in which the outer periphery of the hollow fiber bundle is surrounded by an outer cylinder except at least the other end in the length direction of the hollow fiber bundle, and between the hollow fiber bundle and the outer cylinder, raw water and gas introduced from the gas introduction holes pass. The external pressure type hollow fiber membrane module according to any one of claims 1 to 3, further comprising:

【０００６】
【課題を解決するための手段】
上記課題を解決するために、本発明は、多数の中空糸膜（濾過膜を中空糸状に形成したもの）が長さ方向両端で結合されている中空糸束からなり、中空糸束の外周側から原水を導入して使用される外圧型中空糸膜モジュールにおいて、中空糸束の長さ方向一端に、中空糸束の長さ方向に延びる一つ以上の原水導入孔と、複数個の気体導入孔を、原水導入孔を気体導入孔よりも突出させて設けたことを特徴とする外圧型中空糸膜モジュール外圧型中空糸膜モジュールを提供する。 [0006]
[Means for Solving the Problems]
In order to solve the above-mentioned problem, the present invention comprises a hollow fiber bundle in which a number of hollow fiber membranes (in which a filtration membrane is formed in a hollow fiber shape) are connected at both ends in a longitudinal direction, and the outer peripheral side of the hollow fiber bundle An external pressure type hollow fiber membrane module used by introducing raw water from a hollow fiber bundle at one longitudinal end thereof, one or more raw water introducing holes extending in the longitudinal direction of the hollow fiber bundle, and a plurality of gas introduction holes. An external pressure type hollow fiber membrane module is provided, wherein the holes are provided so that the raw water introduction holes protrude from the gas introduction holes .

JP2001242803A 2001-08-09 2001-08-09 External pressure type hollow fiber membrane module Expired - Fee Related JP4860843B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2001242803A JP4860843B2 (en) 2001-08-09 2001-08-09 External pressure type hollow fiber membrane module

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001242803A JP4860843B2 (en) 2001-08-09 2001-08-09 External pressure type hollow fiber membrane module

Publications (3)

Publication Number Publication Date
JP2003053157A JP2003053157A (en) 2003-02-25
JP2003053157A5 true JP2003053157A5 (en) 2008-06-19
JP4860843B2 JP4860843B2 (en) 2012-01-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001242803A Expired - Fee Related JP4860843B2 (en) 2001-08-09 2001-08-09 External pressure type hollow fiber membrane module

Country Status (1)

Country Link
JP (1) JP4860843B2 (en)

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