JPH01172362U - - Google Patents

Info

Publication number
JPH01172362U
JPH01172362U JP6821388U JP6821388U JPH01172362U JP H01172362 U JPH01172362 U JP H01172362U JP 6821388 U JP6821388 U JP 6821388U JP 6821388 U JP6821388 U JP 6821388U JP H01172362 U JPH01172362 U JP H01172362U
Authority
JP
Japan
Prior art keywords
oxygen
pipe
vortex
supply device
valve
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
JP6821388U
Other languages
Japanese (ja)
Other versions
JPH0350683Y2 (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 JP6821388U priority Critical patent/JPH0350683Y2/ja
Publication of JPH01172362U publication Critical patent/JPH01172362U/ja
Application granted granted Critical
Publication of JPH0350683Y2 publication Critical patent/JPH0350683Y2/ja
Expired legal-status Critical Current

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  • Farming Of Fish And Shellfish (AREA)

Description

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

第1図は、本考案の酸素供給装置の断面図、第
2図は、第1図のA―A線についての断面図、第
3図は、本考案の酸素供給装置の別の実施例の一
部断面図、第4図は第3図の部分拡大断面図であ
る。 1……酸素供給装置、2……管路、3……循環
管路、4……流入口、5……流出口、6……スパ
イラルノズル、6′……ノズル孔、7……供給管
路、8……酸素回収器、9……気泡室、10……
酸素回収口、11……ニードル弁、12……フロ
ート、13……邪魔板、14……通路。
Fig. 1 is a sectional view of the oxygen supply device of the present invention, Fig. 2 is a sectional view taken along line A-A in Fig. 1, and Fig. 3 is a sectional view of another embodiment of the oxygen supply device of the present invention. FIG. 4 is a partially enlarged sectional view of FIG. 3. DESCRIPTION OF SYMBOLS 1...Oxygen supply device, 2...Pipe line, 3...Circulation pipe line, 4...Inlet, 5...Outlet, 6...Spiral nozzle, 6'...Nozzle hole, 7...Supply pipe Pathway, 8...Oxygen recovery device, 9...Bubble chamber, 10...
Oxygen recovery port, 11... needle valve, 12... float, 13... baffle plate, 14... passage.

Claims (1)

【実用新案登録請求の範囲】 (1) 水を循環する循環管路に接続される酸素供
給装置であつて、管路内の上流側に配設した渦流
を発生させるスパイラルノズルと、前記スパイラ
ルノズルの下流側の管路に連通して、水流により
発生する負圧によつて外部より酸素或いは空気を
渦流に供給するための供給管路とを設けたことを
特徴とする酸素供給装置。 (2) 前記管路の供給管路下流側に、気泡室と、
気泡室上部に設けた酸素回収口と、酸素回収口に
配設した弁と、弁と連動したフロートとから成る
酸素回収器を接続し、フロートの上下動により弁
を開閉することにより、水流中に溶け込んでいな
い酸素を前記酸素回収口を介して回収して前記供
給管路に導入するようにしたことを特徴とする請
求項1に記載の酸素供給装置。
[Claims for Utility Model Registration] (1) An oxygen supply device connected to a circulation pipe that circulates water, which includes a spiral nozzle that generates a vortex disposed on the upstream side of the pipe, and the spiral nozzle. An oxygen supply device comprising: a supply pipe communicating with a pipe on the downstream side of the vortex for supplying oxygen or air from the outside to the vortex using negative pressure generated by the water flow. (2) a bubble chamber on the downstream side of the supply pipe of the pipe;
An oxygen recovery device consisting of an oxygen recovery port provided at the top of the bubble chamber, a valve provided at the oxygen recovery port, and a float linked to the valve is connected, and the valve is opened and closed by the up and down movement of the float. 2. The oxygen supply device according to claim 1, wherein oxygen that is not dissolved in the oxygen is recovered through the oxygen recovery port and introduced into the supply pipe.
JP6821388U 1988-05-23 1988-05-23 Expired JPH0350683Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6821388U JPH0350683Y2 (en) 1988-05-23 1988-05-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6821388U JPH0350683Y2 (en) 1988-05-23 1988-05-23

Publications (2)

Publication Number Publication Date
JPH01172362U true JPH01172362U (en) 1989-12-06
JPH0350683Y2 JPH0350683Y2 (en) 1991-10-29

Family

ID=31293535

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6821388U Expired JPH0350683Y2 (en) 1988-05-23 1988-05-23

Country Status (1)

Country Link
JP (1) JPH0350683Y2 (en)

Also Published As

Publication number Publication date
JPH0350683Y2 (en) 1991-10-29

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