JP5422260B2 - オイルフリースクリュー圧縮機 - Google Patents

オイルフリースクリュー圧縮機 Download PDF

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Publication number
JP5422260B2
JP5422260B2 JP2009129389A JP2009129389A JP5422260B2 JP 5422260 B2 JP5422260 B2 JP 5422260B2 JP 2009129389 A JP2009129389 A JP 2009129389A JP 2009129389 A JP2009129389 A JP 2009129389A JP 5422260 B2 JP5422260 B2 JP 5422260B2
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JP
Japan
Prior art keywords
rotor
rotors
oil
male
screw compressor
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.)
Active
Application number
JP2009129389A
Other languages
English (en)
Japanese (ja)
Other versions
JP2010275931A (ja
Inventor
隆史 齋藤
誠司 鶴
利一 内田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP2009129389A priority Critical patent/JP5422260B2/ja
Priority to CN2010101855418A priority patent/CN101900119B/zh
Priority to EP10164131.4A priority patent/EP2264319B1/de
Publication of JP2010275931A publication Critical patent/JP2010275931A/ja
Application granted granted Critical
Publication of JP5422260B2 publication Critical patent/JP5422260B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/12Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C18/14Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C18/16Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/082Details specially related to intermeshing engagement type pumps
    • F04C18/086Carter
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/082Details specially related to intermeshing engagement type pumps
    • F04C18/088Elements in the toothed wheels or the carter for relieving the pressure of fluid imprisoned in the zones of engagement
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/0021Systems for the equilibration of forces acting on the pump
    • F04C29/0035Equalization of pressure pulses
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/06Silencing
    • F04C29/065Noise dampening volumes, e.g. muffler chambers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/06Silencing
    • F04C29/068Silencing the silencing means being arranged inside the pump housing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/12Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2250/00Geometry
    • F04C2250/10Geometry of the inlet or outlet
    • F04C2250/102Geometry of the inlet or outlet of the outlet

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
JP2009129389A 2009-05-28 2009-05-28 オイルフリースクリュー圧縮機 Active JP5422260B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2009129389A JP5422260B2 (ja) 2009-05-28 2009-05-28 オイルフリースクリュー圧縮機
CN2010101855418A CN101900119B (zh) 2009-05-28 2010-05-19 无油螺杆压缩机
EP10164131.4A EP2264319B1 (de) 2009-05-28 2010-05-27 Ölfreier Schraubenverdichter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009129389A JP5422260B2 (ja) 2009-05-28 2009-05-28 オイルフリースクリュー圧縮機

Publications (2)

Publication Number Publication Date
JP2010275931A JP2010275931A (ja) 2010-12-09
JP5422260B2 true JP5422260B2 (ja) 2014-02-19

Family

ID=42315405

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009129389A Active JP5422260B2 (ja) 2009-05-28 2009-05-28 オイルフリースクリュー圧縮機

Country Status (3)

Country Link
EP (1) EP2264319B1 (de)
JP (1) JP5422260B2 (de)
CN (1) CN101900119B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102352843A (zh) * 2011-09-26 2012-02-15 江西隆恒科技有限公司 一种无油双螺杆压缩机
DE102012009103A1 (de) * 2012-05-08 2013-11-14 Ralf Steffens Spindelverdichter
JP6184837B2 (ja) * 2013-10-30 2017-08-23 株式会社日立産機システム スクリュー圧縮機
EP3245405B2 (de) * 2015-01-15 2022-09-28 Atlas Copco Airpower, Naamloze Vennootschap Öleingespritztes vakuumpumpenelement
CN112780551A (zh) * 2021-02-26 2021-05-11 珠海格力电器股份有限公司 转子组件、压缩机和空调
CN116255335A (zh) * 2023-03-27 2023-06-13 英格索兰技术研发(上海)有限公司 真空泵

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB282752A (en) 1926-12-30 1928-05-31 Josef Kozousek Improvements in rotary machines for compressing and conveying liquids
US2578196A (en) * 1946-11-30 1951-12-11 Imo Industri Ab Screw compressor
US3622256A (en) 1969-10-14 1971-11-23 Alexandr Ivanovich Borisoglebs Screw-rotor machine
JPS58131388A (ja) * 1982-01-29 1983-08-05 Hitachi Ltd スクリユ−圧縮機
US4560333A (en) * 1984-02-07 1985-12-24 Hitachi, Ltd. Screw compressor
JPH06100188B2 (ja) * 1984-09-05 1994-12-12 株式会社日立製作所 オイルフリースクリュー真空ポンプ
JPS6336083A (ja) * 1986-07-29 1988-02-16 Mayekawa Mfg Co Ltd スクリユ−式圧縮機の吐出ポ−ト部の圧力緩和装置
JPS6345488A (ja) 1986-08-11 1988-02-26 Kobe Steel Ltd オイルフリ−スクリユ圧縮機
JP2550066Y2 (ja) * 1990-08-28 1997-10-08 本田技研工業株式会社 スクリュー圧縮機
JPH04252887A (ja) * 1991-01-24 1992-09-08 Hitachi Ltd オイルフリースクリュー圧縮機装置
JPH05302582A (ja) * 1992-04-24 1993-11-16 Hitachi Ltd 給油式スクリュー圧縮機
JPH05312174A (ja) * 1992-05-11 1993-11-22 Hitachi Ltd スクリュー真空ポンプ
JPH07247990A (ja) * 1994-03-09 1995-09-26 Ebara Corp 分流ポート付スクリュー流体機械
JPH09291891A (ja) * 1996-04-26 1997-11-11 Hitachi Ltd スクリュー圧縮機
JPH10213085A (ja) * 1997-01-28 1998-08-11 Kobe Steel Ltd スクリュ圧縮機およびそのケーシングの鋳造方法
JP2002013494A (ja) * 2000-06-29 2002-01-18 Tochigi Fuji Ind Co Ltd 流体機械
JP5000962B2 (ja) * 2006-09-28 2012-08-15 株式会社日立産機システム スクリュー圧縮機
JP2008297944A (ja) * 2007-05-30 2008-12-11 Hitachi Industrial Equipment Systems Co Ltd スクリュー圧縮機

Also Published As

Publication number Publication date
JP2010275931A (ja) 2010-12-09
EP2264319A2 (de) 2010-12-22
EP2264319B1 (de) 2017-01-11
CN101900119B (zh) 2013-10-30
CN101900119A (zh) 2010-12-01
EP2264319A3 (de) 2014-05-21

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