JPS58166898U - Check valve for air diffuser type ejector - Google Patents

Check valve for air diffuser type ejector

Info

Publication number
JPS58166898U
JPS58166898U JP1981195873U JP19587381U JPS58166898U JP S58166898 U JPS58166898 U JP S58166898U JP 1981195873 U JP1981195873 U JP 1981195873U JP 19587381 U JP19587381 U JP 19587381U JP S58166898 U JPS58166898 U JP S58166898U
Authority
JP
Japan
Prior art keywords
intake pipe
type ejector
check valve
ejector
tank
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
Application number
JP1981195873U
Other languages
Japanese (ja)
Inventor
権田　武文
Original Assignee
アイム電機工業株式会社
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 by アイム電機工業株式会社 filed Critical アイム電機工業株式会社
Priority to JP1981195873U priority Critical patent/JPS58166898U/en
Publication of JPS58166898U publication Critical patent/JPS58166898U/en
Pending legal-status Critical Current

Links

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

  • Jet Pumps And Other Pumps (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は散気管式エジェクターの実施例を示す側面図で
１部を断面で示している。第２図は散気管式エジェクタ
ーの実施例を、正面図で１部省略　゛されである。第３
図は気液分離管３と放出管４との関係位置及び各放出孔
の場所を示している側面図。第４図は本考案の実施例を
示す側面図である。 、　　　１は水中ポンプ、１１は吸い込み口、１２は吐
出し口、１３は配管、２はエジェクター、２１はノ女ル
、２２は吸気室、２３はデフユーザー、２４は吸気管、
２５は側管、２６はフランジ面、２７はとりつけ金具、
２８は逆止弁用フタ、３は気液分離管、４は放出管、４
１は空気放出孔、４２は液体放出孔、５は汚水槽、６は
汚水。FIG. 1 is a side view showing an embodiment of an aeration tube type ejector, and a portion thereof is shown in cross section. FIG. 2 is a front view of an embodiment of the diffuser type ejector, with one part omitted. Third
The figure is a side view showing the relative position of the gas-liquid separation pipe 3 and the discharge pipe 4 and the location of each discharge hole. FIG. 4 is a side view showing an embodiment of the present invention. , 1 is a submersible pump, 11 is a suction port, 12 is a discharge port, 13 is a pipe, 2 is an ejector, 21 is a nozzle, 22 is an intake chamber, 23 is a differential user, 24 is an intake pipe,
25 is a side pipe, 26 is a flange surface, 27 is a mounting bracket,
28 is a check valve lid, 3 is a gas-liquid separation pipe, 4 is a discharge pipe, 4
1 is an air discharge hole, 42 is a liquid discharge hole, 5 is a sewage tank, and 6 is sewage.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 汚水槽中に配置した水中ポンプと、散気管式エジェクタ
ー及び一端を前記エジェクター吸気管と連通し、他端を
槽外に突出させた吸気管よりなるはつ気槽用ポンプ装置
に於て、水面下にある前記、吸気管浸水部の吸気室側に
つけた側管の端末面に、ポンプ運転停止後１−２分間に
おける瞬間的圧力によって、吸気管内の流れの上昇を防
止する逆流水排出用逆止弁を設けることを特徴とする散
気管式エジェクター装置の逆止弁。In a pump device for an aeration tank, which consists of a submersible pump placed in a sewage tank, an aeration tube type ejector, and an intake pipe whose one end communicates with the ejector intake pipe and whose other end projects outside the tank, At the end of the side pipe attached to the intake chamber side of the submerged part of the intake pipe, there is a backflow water discharge counter that prevents the flow from rising inside the intake pipe by applying instantaneous pressure for 1 to 2 minutes after the pump stops operating. A check valve for an aeration tube type ejector device, which is characterized by being provided with a stop valve.
JP1981195873U 1981-12-30 1981-12-30 Check valve for air diffuser type ejector Pending JPS58166898U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1981195873U JPS58166898U (en) 1981-12-30 1981-12-30 Check valve for air diffuser type ejector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981195873U JPS58166898U (en) 1981-12-30 1981-12-30 Check valve for air diffuser type ejector

Publications (1)

Publication Number Publication Date
JPS58166898U true JPS58166898U (en) 1983-11-07

Family

ID=30109132

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981195873U Pending JPS58166898U (en) 1981-12-30 1981-12-30 Check valve for air diffuser type ejector

Country Status (1)

Country Link
JP (1) JPS58166898U (en)

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