JPH0481698U - - Google Patents
Info
- Publication number
- JPH0481698U JPH0481698U JP1990125829U JP12582990U JPH0481698U JP H0481698 U JPH0481698 U JP H0481698U JP 1990125829 U JP1990125829 U JP 1990125829U JP 12582990 U JP12582990 U JP 12582990U JP H0481698 U JPH0481698 U JP H0481698U
- Authority
- JP
- Japan
- Prior art keywords
- treatment tank
- sewage
- return pipe
- ejector
- pump
- 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.)
- Pending
Links
- 239000010865 sewage Substances 0.000 claims description 4
- 239000010802 sludge Substances 0.000 claims description 3
- 238000004062 sedimentation Methods 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims description 2
- 239000002351 wastewater Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 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
- Activated Sludge Processes (AREA)
Description
第１図は、本考案に係る汚水供給装置の実施例
を示す側面断面図、第２図は従来の汚水処理シス
テムを概略的に示す側面断面図である。
Ａ……汚水供給装置、１……エジエクター式ポ
ンプ、２……吸引口、３……返送管、３ａ……流
出端、５……処理槽、６……沈降分離槽、７……
汚泥。
FIG. 1 is a side cross-sectional view showing an embodiment of a wastewater supply device according to the present invention, and FIG. 2 is a side cross-sectional view schematically showing a conventional wastewater treatment system. A... Sewage supply device, 1... Ejector type pump, 2... Suction port, 3... Return pipe, 3a... Outflow end, 5... Treatment tank, 6... Sedimentation separation tank, 7...
Sludge.
Claims (1)
と、前記処理槽に連接された沈降分離槽において
処理汚水中から分離した沈降汚泥を前記処理槽へ
返送する返送管とが設けられ、前記返送管の流出
端が前記エジエクター式ポンプの吸引口に接続さ
れていることを特徴とする汚泥返送機能を備えた
汚水供給装置。 An ejector type pump that supplies sewage to the treatment tank, and a return pipe that returns settled sludge separated from the treated sewage to the treatment tank in a sedimentation separation tank connected to the treatment tank, and the outflow of the return pipe A sewage supply device having a sludge return function, the end of which is connected to the suction port of the ejector pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990125829U JPH0481698U (en) | 1990-11-27 | 1990-11-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990125829U JPH0481698U (en) | 1990-11-27 | 1990-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0481698U true JPH0481698U (en) | 1992-07-16 |
Family
ID=31873410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990125829U Pending JPH0481698U (en) | 1990-11-27 | 1990-11-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0481698U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007136364A (en) * | 2005-11-18 | 2007-06-07 | Sumitomo Heavy Ind Ltd | Method and apparatus for producing granular microbe sludge |
| JP2007136363A (en) * | 2005-11-18 | 2007-06-07 | Sumitomo Heavy Ind Ltd | Granular microbial sludge generation method |
-
1990
- 1990-11-27 JP JP1990125829U patent/JPH0481698U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007136364A (en) * | 2005-11-18 | 2007-06-07 | Sumitomo Heavy Ind Ltd | Method and apparatus for producing granular microbe sludge |
| JP2007136363A (en) * | 2005-11-18 | 2007-06-07 | Sumitomo Heavy Ind Ltd | Granular microbial sludge generation method |