JPH0457300U - - Google Patents

Info

Publication number
JPH0457300U
JPH0457300U JP1990100257U JP10025790U JPH0457300U JP H0457300 U JPH0457300 U JP H0457300U JP 1990100257 U JP1990100257 U JP 1990100257U JP 10025790 U JP10025790 U JP 10025790U JP H0457300 U JPH0457300 U JP H0457300U
Authority
JP
Japan
Prior art keywords
aeration
nozzle
aeration nozzle
external pipe
flocs
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
JP1990100257U
Other languages
Japanese (ja)
Other versions
JPH0728960Y2 (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 JP1990100257U priority Critical patent/JPH0728960Y2/en
Publication of JPH0457300U publication Critical patent/JPH0457300U/ja
Application granted granted Critical
Publication of JPH0728960Y2 publication Critical patent/JPH0728960Y2/en
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

  • Apparatus Associated With Microorganisms And Enzymes (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Physical Water Treatments (AREA)

Description

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

第１図は第１の考案である水中曝気装置を処理
槽に設置した状態を示す概略説明図、第２図は水
中曝気装置の要部である気液混合部の断面図、第
３図は第２の考案である水中曝気装置を組込んだ
固液分離装置を示す概略説明図である。 １……水中ポンプ、３……吐出管、３ａ……吐
出口、４……曝気用ノズル、５……外部管、６…
…空気導入管、７……流量調整バルブ、１３……
凝集槽、１４……布、１８……スカム槽。 Figure 1 is a schematic explanatory diagram showing the underwater aeration system of the first invention installed in a treatment tank, Figure 2 is a sectional view of the gas-liquid mixing section, which is the main part of the underwater aeration system, and Figure 3 is It is a schematic explanatory drawing which shows the solid-liquid separator which incorporated the underwater aeration device which is a 2nd invention. DESCRIPTION OF SYMBOLS 1... Submersible pump, 3... Discharge pipe, 3a... Discharge port, 4... Aeration nozzle, 5... External pipe, 6...
...Air introduction pipe, 7...Flow rate adjustment valve, 13...
Coagulation tank, 14... cloth, 18... scum tank.

Claims (1)

【実用新案登録請求の範囲】 (1) 水中ポンプの吐出口に曝気用ノズルを設け
、該曝気用ノズルを取り囲み一部、二重構造とな
るように外部管を配設し、かつ前記曝気用ノズル
出口部分の負圧を利用して大気中より空気を導入
する空気導入管を、上記曝気用ノズル近傍の外部
管に接続するとともに前記空気導入管に流量調整
バルブを設けたことを特徴とする水中曝気装置。 (2) 水中ポンプの吐出口に曝気用ノズルを設け
、該曝気用ノズルを取り囲み一部、二重構造とな
るように外部管を配設し、かつ前記曝気用ノズル
出口部分の負圧を利用して大気中より空気を導入
する流量調整バルブを備えた空気導入管を、上記
曝気用ノズル近傍の外部管に接続してなる水中曝
気装置を底部に設置して汚泥のフロツクを生成す
る凝集槽と、このフロツクを浮上させる滞留部及
び浮上したフロツクのスカム層を傾斜上部で過
し、傾斜下部で水を過するエンドレス状の傾斜
した布を備えた過部とからなることを特徴と
する水中曝気装置を使用した浮上式固液分離装置
。[Scope of Claim for Utility Model Registration] (1) An aeration nozzle is provided at the discharge port of a submersible pump, and an external pipe is arranged so as to partially surround the aeration nozzle so as to form a double structure, and the aeration An air introduction pipe that introduces air from the atmosphere using negative pressure at the nozzle outlet is connected to an external pipe near the aeration nozzle, and the air introduction pipe is provided with a flow rate adjustment valve. Underwater aeration equipment. (2) An aeration nozzle is provided at the discharge port of the submersible pump, an external pipe is partially arranged to surround the aeration nozzle so as to form a double structure, and the negative pressure at the aeration nozzle outlet is utilized. A flocculation tank that generates sludge flocs by installing an underwater aeration device at the bottom, which consists of an air introduction pipe equipped with a flow rate adjustment valve that introduces air from the atmosphere and connecting it to an external pipe near the aeration nozzle. and a retention section for floating the flocs, and a scum layer of the floated flocs at the upper part of the slope, and a lower part of the slope for passing the water. A floating solid-liquid separation device using an aeration device.
JP1990100257U 1990-09-27 1990-09-27 Floating solid-liquid separation device using underwater aeration device Expired - Lifetime JPH0728960Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990100257U JPH0728960Y2 (en) 1990-09-27 1990-09-27 Floating solid-liquid separation device using underwater aeration device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990100257U JPH0728960Y2 (en) 1990-09-27 1990-09-27 Floating solid-liquid separation device using underwater aeration device

Publications (2)

Publication Number Publication Date
JPH0457300U true JPH0457300U (en) 1992-05-15
JPH0728960Y2 JPH0728960Y2 (en) 1995-07-05

Family

ID=31842768

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990100257U Expired - Lifetime JPH0728960Y2 (en) 1990-09-27 1990-09-27 Floating solid-liquid separation device using underwater aeration device

Country Status (1)

Country Link
JP (1) JPH0728960Y2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002058424A (en) * 2000-08-22 2002-02-26 Kokan Kinzoku Kogyo Kk Method and device for activating freshness
JP2007029829A (en) * 2005-07-25 2007-02-08 Shin Meiwa Ind Co Ltd Stirring device in pump tank
JP2013027862A (en) * 2011-06-21 2013-02-07 Swing Corp Device and method for filtration of suspended water

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57110387A (en) * 1980-12-27 1982-07-09 Ebara Corp Aerator
JPS63162088A (en) * 1986-12-24 1988-07-05 Nikko Eng Kk Floating, filtrating and concentrating device for waste water

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57110387A (en) * 1980-12-27 1982-07-09 Ebara Corp Aerator
JPS63162088A (en) * 1986-12-24 1988-07-05 Nikko Eng Kk Floating, filtrating and concentrating device for waste water

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002058424A (en) * 2000-08-22 2002-02-26 Kokan Kinzoku Kogyo Kk Method and device for activating freshness
JP2007029829A (en) * 2005-07-25 2007-02-08 Shin Meiwa Ind Co Ltd Stirring device in pump tank
JP2013027862A (en) * 2011-06-21 2013-02-07 Swing Corp Device and method for filtration of suspended water

Also Published As

Publication number Publication date
JPH0728960Y2 (en) 1995-07-05

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Legal Events

Date Code Title Description
R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

EXPY Cancellation because of completion of term