JPS6231998U - - Google Patents
Info
- Publication number
- JPS6231998U JPS6231998U JP1985123066U JP12306685U JPS6231998U JP S6231998 U JPS6231998 U JP S6231998U JP 1985123066 U JP1985123066 U JP 1985123066U JP 12306685 U JP12306685 U JP 12306685U JP S6231998 U JPS6231998 U JP S6231998U
- Authority
- JP
- Japan
- Prior art keywords
- air
- suction port
- air suction
- rotating shaft
- protective cover
- 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
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000005273 aeration Methods 0.000 claims description 2
- 238000009423 ventilation Methods 0.000 claims description 2
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
第１図は本考案の実施例を示す要部破断断面図
、第２図は第１図のＡ―Ａ′断面図、第３図は従
来の実施例を示す要部破断断面図、第４図は第３
図のＢ―Ｂ′断面図である。
符号の説明、１，１′……曝気装置、２，２′
……モータ、３，３′……中空回転軸、４，４′
……スクリユー羽根、５，５′……保護カバー、
６，６′……空気吸引口、７……突起部、８……
通気孔、９，９′……水中軸受。
FIG. 1 is a sectional view of a main part showing an embodiment of the present invention, FIG. 2 is a sectional view taken along line AA' in FIG. The figure is the third
It is a sectional view taken along line BB' in the figure. Explanation of symbols, 1, 1'...Aeration device, 2, 2'
...Motor, 3, 3'...Hollow rotating shaft, 4, 4'
...screw blade, 5,5'...protective cover,
6, 6'...Air suction port, 7...Protrusion, 8...
Ventilation hole, 9, 9'...Underwater bearing.
Claims (1)
転軸の先端にスクリユー羽根を固定し少なくとも
中空回転軸を保護カバーで覆い、スクリユー羽根
の回転により生ずる負圧を利用して空気吸引口よ
り空気を汚水中に供給する曝気装置において、空
気吸引口の周囲一側面に突気部を設けるとともに
突起部に対口する保護カバー周囲に通気孔を設け
たことを特徴とする曝気装置。 A screw blade is fixed to the tip of a hollow rotating shaft that is connected to a motor and has an air suction port, and at least the hollow rotating shaft is covered with a protective cover, and the negative pressure generated by the rotation of the screw blade is used to remove air from the air suction port. What is claimed is: 1. An aeration device for supplying air into the air, characterized in that an air bulge is provided on one side around an air suction port, and a ventilation hole is provided around a protective cover facing the protrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985123066U JPS6231998U (en) | 1985-08-09 | 1985-08-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985123066U JPS6231998U (en) | 1985-08-09 | 1985-08-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6231998U true JPS6231998U (en) | 1987-02-25 |
Family
ID=31013829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985123066U Pending JPS6231998U (en) | 1985-08-09 | 1985-08-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6231998U (en) |
-
1985
- 1985-08-09 JP JP1985123066U patent/JPS6231998U/ja active Pending
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