JPS62190900U - - Google Patents

Info

Publication number
JPS62190900U
JPS62190900U JP1986079603U JP7960386U JPS62190900U JP S62190900 U JPS62190900 U JP S62190900U JP 1986079603 U JP1986079603 U JP 1986079603U JP 7960386 U JP7960386 U JP 7960386U JP S62190900 U JPS62190900 U JP S62190900U
Authority
JP
Japan
Prior art keywords
region
cover
discharge port
casing cover
casing
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
JP1986079603U
Other languages
Japanese (ja)
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 JP1986079603U priority Critical patent/JPS62190900U/ja
Publication of JPS62190900U publication Critical patent/JPS62190900U/ja
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/06—Multi-stage pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)

Description

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

第１図は、この考案の実施例を示す縦断側面図
、第２図は、同じく吐出口側ケーシングカバーを
削除した構造例を示す縦断側面図、第３図は、従
来の二重胴形ポンプの縦断側面図である。 １……外部ケーシング、２……内部ケーシング
、４……吐出口側ケーシングカバー、５……羽根
車、６……主軸、７……吸込口、８……吐出口、
９……バランス流路、１０……Ｏリング、１１…
…Ｏリング。 Fig. 1 is a longitudinal side view showing an embodiment of this invention, Fig. 2 is a longitudinal side view showing a structural example with the discharge port side casing cover removed, and Fig. 3 is a conventional double-barrel pump. FIG. 1... External casing, 2... Inner casing, 4... Discharge port side casing cover, 5... Impeller, 6... Main shaft, 7... Suction port, 8... Discharge port,
9...Balance flow path, 10...O ring, 11...
...O-ring.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 羽根車最終段が吐出口に導通する領域および吐
出口側ケーシングカバーの閉塞する領域間を内外
両部ケーシング間のＯリングによつて隔離すると
ともに、前記カバーの閉塞領域を吸込口側に内部
ケーシングに穿設したバランス流路によつて連通
させたことを特徴とする、ケーシングカバーを低
耐圧化した二重胴形ポンプ。 The region where the final stage of the impeller communicates with the discharge port and the region closed by the discharge port side casing cover are separated by an O-ring between the inner and outer casings, and the closed region of the cover is connected to the suction port side by an inner casing. A double-barrel pump with a low pressure resistant casing cover, which is characterized by communication through a balance flow path bored in the casing cover.
JP1986079603U 1986-05-28 1986-05-28 Pending JPS62190900U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986079603U JPS62190900U (en) 1986-05-28 1986-05-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986079603U JPS62190900U (en) 1986-05-28 1986-05-28

Publications (1)

Publication Number Publication Date
JPS62190900U true JPS62190900U (en) 1987-12-04

Family

ID=30929618

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986079603U Pending JPS62190900U (en) 1986-05-28 1986-05-28

Country Status (1)

Country Link
JP (1) JPS62190900U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012114559A1 (en) * 2011-02-25 2012-08-30 三菱重工コンプレッサ株式会社 Compressor and method for incorporating same

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5749758A (en) * 1980-09-10 1982-03-23 Hitachi Ltd Heat accumulating apparatus
JPS58183897A (en) * 1982-04-21 1983-10-27 Hitachi Ltd Seal device for external water extractor of multi-stage duffuser pump
JPS6098194A (en) * 1983-11-02 1985-06-01 Mitsubishi Heavy Ind Ltd Barrel type multi-stage turbo-pump

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5749758A (en) * 1980-09-10 1982-03-23 Hitachi Ltd Heat accumulating apparatus
JPS58183897A (en) * 1982-04-21 1983-10-27 Hitachi Ltd Seal device for external water extractor of multi-stage duffuser pump
JPS6098194A (en) * 1983-11-02 1985-06-01 Mitsubishi Heavy Ind Ltd Barrel type multi-stage turbo-pump

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012114559A1 (en) * 2011-02-25 2012-08-30 三菱重工コンプレッサ株式会社 Compressor and method for incorporating same

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