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
Links
- 238000005273 aeration Methods 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 3
- 238000005189 flocculation Methods 0.000 claims 1
- 230000016615 flocculation Effects 0.000 claims 1
- 230000014759 maintenance of location Effects 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 239000010802 sludge Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
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
- Physical Water Treatments (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Description
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)
、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.
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)
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)
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 |
-
1990
- 1990-09-27 JP JP1990100257U patent/JPH0728960Y2/en not_active Expired - Lifetime
Patent Citations (2)
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)
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 |