JPH0343400U - - Google Patents

Info

Publication number
JPH0343400U
JPH0343400U JP1989103217U JP10321789U JPH0343400U JP H0343400 U JPH0343400 U JP H0343400U JP 1989103217 U JP1989103217 U JP 1989103217U JP 10321789 U JP10321789 U JP 10321789U JP H0343400 U JPH0343400 U JP H0343400U
Authority
JP
Japan
Prior art keywords
holder
membrane
around
air diffuser
fixed
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.)
Granted
Application number
JP1989103217U
Other languages
Japanese (ja)
Other versions
JPH0545440Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1989103217U priority Critical patent/JPH0545440Y2/ja
Publication of JPH0343400U publication Critical patent/JPH0343400U/ja
Application granted granted Critical
Publication of JPH0545440Y2 publication Critical patent/JPH0545440Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は第１の考案の実施例を示す一部切欠斜
視図、第２図は第２の考案の実施例を示す一部切
欠斜視図、第３図は第３の考案の実施例を示す一
部切欠斜視図、第４図、第５図、第６図はいずれ
も第２の考案におけるる支持具の配置例を示す概
略的な平面図である。 １……円盤状のホルダ、４……膜、５……固定
具、６……膨張規制部材、７……支持具。 Fig. 1 is a partially cutaway perspective view showing an embodiment of the first invention, Fig. 2 is a partially cutaway perspective view showing an embodiment of the second invention, and Fig. 3 is a partially cutaway perspective view showing an embodiment of the third invention. The partially cutaway perspective view, FIG. 4, FIG. 5, and FIG. 6 shown are all schematic plan views showing examples of the arrangement of the supports in the second invention. DESCRIPTION OF SYMBOLS 1... Disc-shaped holder, 4... Membrane, 5... Fixing tool, 6... Expansion regulating member, 7... Supporting tool.

Claims (1)

【実用新案登録請求の範囲】 １ 円盤状のホルダー１に小孔を持つ膜４をかけ
、その張力によつてホルダー１の周面に固定した
散気装置において、この膜４の上方に網状又は線
状の膨張規制部材６を設けてこれをホルダー１の
周囲に固定具５により固定したことを特徴とする
散気装置。 ２ 円盤状のホルダー１に小孔を持つ膜４をかけ
てホルダー１の周囲に固定した散気装置において
、この膜４の周囲をホルダー１の周囲に固定具５
により固定するとともに、膜４とホルダー１との
中間部を支持具７により部分的に固定したことを
特徴とする散気装置。 ３ 円盤状のホルダー１に小孔を持つ膜４をかけ
てホルダー１の周囲に固定した散気装置において
、この膜４の周囲をホルダー１の周囲に固定具５
により固定するとともに、膜４の小孔径を周囲か
ら中心に向けて小さくしたことを特徴とする散気
装置。[Claims for Utility Model Registration] 1. In an air diffuser in which a membrane 4 with small holes is placed on a disk-shaped holder 1 and fixed to the circumferential surface of the holder 1 by the tension of the membrane, a net-like or An air diffuser characterized in that a linear expansion regulating member 6 is provided and fixed around the holder 1 by a fixture 5. 2. In an air diffuser in which a membrane 4 with small holes is fixed around a disc-shaped holder 1 and fixed around the holder 1, a fixing tool 5 is attached around the holder 1 around the membrane 4.
An air diffuser characterized in that the intermediate portion between the membrane 4 and the holder 1 is partially fixed by a support 7. 3. In an air diffuser in which a membrane 4 with small holes is fixed around a disc-shaped holder 1 and fixed around the holder 1, a fixing device 5 is attached around the membrane 4 around the holder 1.
An air diffuser characterized in that the diameter of the small pores of the membrane 4 is decreased from the periphery toward the center.
JP1989103217U 1989-09-01 1989-09-01 Expired - Lifetime JPH0545440Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989103217U JPH0545440Y2 (en) 1989-09-01 1989-09-01

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989103217U JPH0545440Y2 (en) 1989-09-01 1989-09-01

Publications (2)

Publication Number Publication Date
JPH0343400U true JPH0343400U (en) 1991-04-23
JPH0545440Y2 JPH0545440Y2 (en) 1993-11-19

Family

ID=31652071

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989103217U Expired - Lifetime JPH0545440Y2 (en) 1989-09-01 1989-09-01

Country Status (1)

Country Link
JP (1) JPH0545440Y2 (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007014898A (en) * 2005-07-08 2007-01-25 Daicen Membrane Systems Ltd Air diffusion device
JP4716805B2 (en) * 2005-06-23 2011-07-06 三菱電線工業株式会社 Porous membrane material and diffuser
WO2012108008A1 (en) * 2011-02-09 2012-08-16 株式会社クボタ Membrane air diffuser
JP5270033B1 (en) * 2012-10-18 2013-08-21 株式会社神鋼環境ソリューション Air diffuser elastic material and air diffuser provided with the air diffuser elastic material
JP2013545604A (en) * 2010-11-11 2013-12-26 グリーン テクノロジー カンパニー リミテッド Membrane air diffuser with backflow prevention function
JP2015150475A (en) * 2014-02-12 2015-08-24 三機工業株式会社 air diffuser

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6090595A (en) * 1983-10-24 1985-05-21 倉地　常夫 Rotary foaming washer
JPS63137743A (en) * 1986-11-26 1988-06-09 カルル・ハインツ・シユツスレル Device and method for aeration of liquid in aeration tank

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6090595A (en) * 1983-10-24 1985-05-21 倉地　常夫 Rotary foaming washer
JPS63137743A (en) * 1986-11-26 1988-06-09 カルル・ハインツ・シユツスレル Device and method for aeration of liquid in aeration tank

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4716805B2 (en) * 2005-06-23 2011-07-06 三菱電線工業株式会社 Porous membrane material and diffuser
JP2007014898A (en) * 2005-07-08 2007-01-25 Daicen Membrane Systems Ltd Air diffusion device
JP4528219B2 (en) * 2005-07-08 2010-08-18 ダイセン・メンブレン・システムズ株式会社 Air diffuser
JP2013545604A (en) * 2010-11-11 2013-12-26 グリーン テクノロジー カンパニー リミテッド Membrane air diffuser with backflow prevention function
WO2012108008A1 (en) * 2011-02-09 2012-08-16 株式会社クボタ Membrane air diffuser
JP5270033B1 (en) * 2012-10-18 2013-08-21 株式会社神鋼環境ソリューション Air diffuser elastic material and air diffuser provided with the air diffuser elastic material
JP2015150475A (en) * 2014-02-12 2015-08-24 三機工業株式会社 air diffuser

Also Published As

Publication number Publication date
JPH0545440Y2 (en) 1993-11-19

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