TWI564484B - Pump - Google Patents

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Publication number
TWI564484B
TWI564484B TW099142236A TW99142236A TWI564484B TW I564484 B TWI564484 B TW I564484B TW 099142236 A TW099142236 A TW 099142236A TW 99142236 A TW99142236 A TW 99142236A TW I564484 B TWI564484 B TW I564484B
Authority
TW
Taiwan
Prior art keywords
flushing
chamber
pressure
gas
lubrication chamber
Prior art date
Application number
TW099142236A
Other languages
English (en)
Chinese (zh)
Other versions
TW201139854A (en
Inventor
飛利浦 約翰 史蒂芬斯
伊恩 大衛 史東
茂可倫 威廉 葛雷
保羅 尼勒
Original Assignee
愛德華有限公司
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 愛德華有限公司 filed Critical 愛德華有限公司
Publication of TW201139854A publication Critical patent/TW201139854A/zh
Application granted granted Critical
Publication of TWI564484B publication Critical patent/TWI564484B/zh

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C25/00—Adaptations of pumps for special use of pumps for elastic fluids
    • F04C25/02—Adaptations of pumps for special use of pumps for elastic fluids for producing high vacuum
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
    • F04C27/008—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids for other than working fluid, i.e. the sealing arrangements are not between working chambers of the machine
    • F04C27/009—Shaft sealings specially adapted for pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
    • F04C27/02—Liquid sealing for high-vacuum pumps or for compressors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/0092—Removing solid or liquid contaminants from the gas under pumping, e.g. by filtering or deposition; Purging; Scrubbing; Cleaning
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2220/00—Application
    • F04C2220/10—Vacuum
    • F04C2220/12—Dry running
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/02—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids specially adapted for several pumps connected in series or in parallel

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
TW099142236A 2009-12-24 2010-12-03 Pump TWI564484B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0922564.0A GB0922564D0 (en) 2009-12-24 2009-12-24 Pump

Publications (2)

Publication Number Publication Date
TW201139854A TW201139854A (en) 2011-11-16
TWI564484B true TWI564484B (zh) 2017-01-01

Family

ID=41716909

Family Applications (1)

Application Number Title Priority Date Filing Date
TW099142236A TWI564484B (zh) 2009-12-24 2010-12-03 Pump

Country Status (8)

Country Link
US (1) US9334863B2 (https=)
EP (1) EP2516863B1 (https=)
JP (1) JP5814934B2 (https=)
KR (1) KR101810703B1 (https=)
CN (1) CN102762867B (https=)
GB (1) GB0922564D0 (https=)
TW (1) TWI564484B (https=)
WO (1) WO2011077105A2 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12376665B2 (en) 2021-10-14 2025-08-05 Kozhya LLC Sp. z o.o. Dermal spray apparatus with disposable cartrdige and method

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104007446B (zh) * 2014-06-12 2016-07-06 北京华航无线电测量研究所 一种共形结构气路防回流吹扫装置
GB2535703B (en) * 2015-02-23 2019-09-18 Edwards Ltd Gas supply apparatus
DE202015007606U1 (de) * 2015-11-03 2017-02-06 Leybold Gmbh Trockenvakuumpumpe
JP2018096337A (ja) * 2016-12-16 2018-06-21 株式会社アンレット ルーツブロワ
GB2561190A (en) * 2017-04-04 2018-10-10 Edwards Ltd Purge gas feeding means, abatement systems and methods of modifying abatement systems
FR3065040B1 (fr) * 2017-04-07 2019-06-21 Pfeiffer Vacuum Groupe de pompage et utilisation
FR3079886B1 (fr) * 2018-04-05 2020-04-24 Pfeiffer Vacuum Pompe a vide de type seche
FR3086705B1 (fr) * 2018-09-27 2020-10-23 Pfeiffer Vacuum Pompe a vide primaire de type seche et procede de controle de l'injection d'un gaz de purge
FR3092879B1 (fr) * 2019-02-14 2021-02-19 Pfeiffer Vacuum Pompe à vide primaire de type sèche
FR3097599B1 (fr) * 2019-06-18 2021-06-25 Pfeiffer Vacuum Pompe à vide primaire de type sèche et procédé de contrôle de l’injection d’un gaz de purge
FR3098869B1 (fr) * 2019-07-17 2021-07-16 Pfeiffer Vacuum Groupe de pompage
FR3105313B1 (fr) * 2019-12-18 2021-12-31 Pfeiffer Vacuum Pompe à vide et procédé d’injection d’un gaz de purge
CN112077813B (zh) * 2020-09-10 2024-10-29 北京通嘉宏瑞科技有限公司 一种便于维修真空泵的分类置物架及其使用方法
FR3119209B1 (fr) * 2021-01-25 2023-03-31 Pfeiffer Vacuum Pompe à vide de type sèche et groupe de pompage
KR102612899B1 (ko) 2023-06-29 2023-12-13 프로인주식회사 용적 이송식 건식 펌프

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001304115A (ja) * 2000-04-26 2001-10-31 Toyota Industries Corp 真空ポンプにおけるガス供給装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8809621D0 (en) 1988-04-22 1988-05-25 Boc Group Plc Dry pump with closed loop filter
EP0365695B1 (de) * 1988-10-24 1992-11-25 Leybold Aktiengesellschaft Zweiwellenvakuumpumpe mit Schöpfraum
DE59200391D1 (de) * 1991-03-04 1994-09-22 Leybold Ag Einrichtung zur inertgasversorgung einer mehrstufigen trockenlaufenden vakuumpumpe.
DE19709206A1 (de) 1997-03-06 1998-09-10 Leybold Vakuum Gmbh Vakuumpumpe
US6612820B1 (en) 1999-01-11 2003-09-02 David Garrett Staat Screw compressor having sealed low and high pressure bearing chambers
US7134668B2 (en) * 2001-10-24 2006-11-14 Ebara Corporation Differential pumping seal apparatus
JP4232505B2 (ja) * 2003-03-27 2009-03-04 アイシン精機株式会社 真空ポンプ
EP1681469A1 (en) 2003-10-21 2006-07-19 Nabtesco Corporation Rotary dry vacuum pump
US8679287B2 (en) 2005-05-23 2014-03-25 Mks Instruments, Inc. Method and apparatus for preventing ALD reactants from damaging vacuum pumps
GB0519742D0 (en) 2005-09-28 2005-11-09 Boc Group Plc Method of pumping gas

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001304115A (ja) * 2000-04-26 2001-10-31 Toyota Industries Corp 真空ポンプにおけるガス供給装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12376665B2 (en) 2021-10-14 2025-08-05 Kozhya LLC Sp. z o.o. Dermal spray apparatus with disposable cartrdige and method

Also Published As

Publication number Publication date
KR101810703B1 (ko) 2018-01-25
GB0922564D0 (en) 2010-02-10
US9334863B2 (en) 2016-05-10
EP2516863A2 (en) 2012-10-31
TW201139854A (en) 2011-11-16
US20120251368A1 (en) 2012-10-04
JP2013515899A (ja) 2013-05-09
KR20120127576A (ko) 2012-11-22
EP2516863B1 (en) 2018-10-10
JP5814934B2 (ja) 2015-11-17
CN102762867B (zh) 2015-12-09
WO2011077105A3 (en) 2012-07-12
WO2011077105A2 (en) 2011-06-30
CN102762867A (zh) 2012-10-31

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