Title:
水中撹拌装置
Document Type and Number:
Japanese Patent JP4060484
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To certainly stirr and aerate sewage or activated sludge mixed water in a bottom portion even in a treatment tank large in depth and to facilitate maintenance work. SOLUTION: A vertical pipe 10 is vertically arranged in a reaction tank 50 treating sewage or activated sludge mixed water so that sewage or activated sludge mixed water flows in the vertical pipe 10 from the suction port 12 provided to the upper end part of the pipe 10, and a horizontally curved part 11 is provided to the lower end of the vertical pipe 10. An air supply part 13 supplying air supplied from an air supply pipe 13a into the vertical pipe 10 is provided to the intermediate part of the vertical pipe 10. A water stream generator 20 sucking the sewage or activated sludge mixed water in the vertical pipe 10 to allow the same to flow horizontally is provided to the curved part of the vertical pipe 10 in a detachable manner and the swage or activated sludge mixed water is radially emitted left and right in an almost horizontal state by the emitting member 30 connected to the water stream generator 20.
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Inventors:
Shouchi Kawauchi
Tetsuya Morita
Takahiro Onishi
Tetsuya Morita
Takahiro Onishi
Application Number:
JP7024199A
Publication Date:
March 12, 2008
Filing Date:
March 16, 1999
Export Citation:
Assignee:
Hanshin Power Machine Co., Ltd.
International Classes:
C02F3/22; B01F3/04; B01F5/02
Domestic Patent References:
| JP8229588A | ||||
| JP62068590A | ||||
| JP6269793A | ||||
| JP5115894A | ||||
| JP53064805A | ||||
| JP50114858A |
Attorney, Agent or Firm:
Yoshiro Kurauchi