JPS62119497U - - Google Patents

Info

Publication number
JPS62119497U
JPS62119497U JP714786U JP714786U JPS62119497U JP S62119497 U JPS62119497 U JP S62119497U JP 714786 U JP714786 U JP 714786U JP 714786 U JP714786 U JP 714786U JP S62119497 U JPS62119497 U JP S62119497U
Authority
JP
Japan
Prior art keywords
bearing
pump
lng
liquid supply
discharge port
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
JP714786U
Other languages
Japanese (ja)
Other versions
JPH07719Y2 (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 JP1986007147U priority Critical patent/JPH07719Y2/en
Publication of JPS62119497U publication Critical patent/JPS62119497U/ja
Application granted granted Critical
Publication of JPH07719Y2 publication Critical patent/JPH07719Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

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

第１図、第２ａ図、第２ｂ図は本考案に係り、
第１図はポンプの構成を示す断面図、第２ａ図は
軸受部の断面図、第２ｂ図は軸受部の横断面図、
第３図は本考案による静圧軸受と従来の軸受との
負荷容量の比較図表、第４図はポンプ軸とメタル
との間のすきま及び潤滑膜とを示す断面図、第５
図は従来の軸受の断面図である。 １……ポンプ軸、２……インデユーサ、３……
羽根車、４……ウエアリング、５……ポンプ軸受
、６……バランスピストン、７……モータベアリ
ング、８……モータロータ、９……モータステー
タ、１０……吐出口、１１……ポンプ先端軸受、
１２……軸受メタル、１３……支持環、１４……
軸受支え、１５……給液通路、１６……給液管、
１７……円周溝。 Figures 1, 2a, and 2b relate to the present invention,
Fig. 1 is a sectional view showing the configuration of the pump, Fig. 2a is a sectional view of the bearing part, Fig. 2b is a cross-sectional view of the bearing part,
Fig. 3 is a comparison diagram of the load capacity of the hydrostatic bearing according to the present invention and a conventional bearing, Fig. 4 is a sectional view showing the gap and lubricant film between the pump shaft and the metal, and Fig. 5
The figure is a sectional view of a conventional bearing. 1... Pump shaft, 2... Inducer, 3...
Impeller, 4...Wear ring, 5...Pump bearing, 6...Balance piston, 7...Motor bearing, 8...Motor rotor, 9...Motor stator, 10...Discharge port, 11...Pump tip bearing ,
12...Bearing metal, 13...Support ring, 14...
Bearing support, 15...liquid supply passage, 16...liquid supply pipe,
17... Circumferential groove.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ＬＮＧなどの低粘度液体を取扱うポンプであつ
て、作動流体を潤滑油として用いるポンプ軸先端
の軸受として軸方向差圧型で単数もしくは複数の
円筒形静圧軸受を設け、さらに、吐出口付近より
軸受支え内を経てポンプ先端軸受部に高圧液を導
く給液通路を設けたＬＮＧポンプ。 A pump that handles low-viscosity liquids such as LNG, which uses working fluid as lubricating oil, is equipped with one or more cylindrical hydrostatic bearings of the axial differential pressure type as a bearing at the tip of the pump shaft, and furthermore, a bearing is installed near the discharge port. An LNG pump with a liquid supply passage that guides high-pressure liquid to the bearing at the end of the pump through the support.
JP1986007147U 1986-01-23 1986-01-23 pump Expired - Lifetime JPH07719Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986007147U JPH07719Y2 (en) 1986-01-23 1986-01-23 pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986007147U JPH07719Y2 (en) 1986-01-23 1986-01-23 pump

Publications (2)

Publication Number Publication Date
JPS62119497U true JPS62119497U (en) 1987-07-29
JPH07719Y2 JPH07719Y2 (en) 1995-01-11

Family

ID=30790331

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986007147U Expired - Lifetime JPH07719Y2 (en) 1986-01-23 1986-01-23 pump

Country Status (1)

Country Link
JP (1) JPH07719Y2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04298699A (en) * 1991-03-27 1992-10-22 Nikkiso Co Ltd Bearing structure for multistage type submerged pump
JP2004339986A (en) * 2003-05-14 2004-12-02 Ishikawajima Harima Heavy Ind Co Ltd Bearing device of pump
JP2020133439A (en) * 2019-02-15 2020-08-31 株式会社電業社機械製作所 Vertical shaft pump

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58192997A (en) * 1982-05-07 1983-11-10 Hitachi Ltd Vertical motor pump
JPS5965597A (en) * 1982-10-06 1984-04-13 Hitachi Ltd Bearing device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58192997A (en) * 1982-05-07 1983-11-10 Hitachi Ltd Vertical motor pump
JPS5965597A (en) * 1982-10-06 1984-04-13 Hitachi Ltd Bearing device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04298699A (en) * 1991-03-27 1992-10-22 Nikkiso Co Ltd Bearing structure for multistage type submerged pump
JP2004339986A (en) * 2003-05-14 2004-12-02 Ishikawajima Harima Heavy Ind Co Ltd Bearing device of pump
JP2020133439A (en) * 2019-02-15 2020-08-31 株式会社電業社機械製作所 Vertical shaft pump

Also Published As

Publication number Publication date
JPH07719Y2 (en) 1995-01-11

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