EP3921515C0 - Corps de pompe multiétagée et pompe à gaz multiétagée - Google Patents

Corps de pompe multiétagée et pompe à gaz multiétagée

Info

Publication number
EP3921515C0
EP3921515C0 EP19704770.7A EP19704770A EP3921515C0 EP 3921515 C0 EP3921515 C0 EP 3921515C0 EP 19704770 A EP19704770 A EP 19704770A EP 3921515 C0 EP3921515 C0 EP 3921515C0
Authority
EP
European Patent Office
Prior art keywords
multistage
pump
pump housing
housing
gas
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
EP19704770.7A
Other languages
German (de)
English (en)
Other versions
EP3921515A1 (fr
EP3921515B1 (fr
Inventor
Theodore Iltchev
Sergio Dessi
Stéphane VARRIN
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.)
Ateliers Busch SA
Original Assignee
Ateliers Busch SA
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 Ateliers Busch SA filed Critical Ateliers Busch SA
Priority to PL19704770.7T priority Critical patent/PL3921515T3/pl
Publication of EP3921515A1 publication Critical patent/EP3921515A1/fr
Application granted granted Critical
Publication of EP3921515C0 publication Critical patent/EP3921515C0/fr
Publication of EP3921515B1 publication Critical patent/EP3921515B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08—Rotary-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
    • F04C18/12—Rotary-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
    • F04C18/126—Rotary-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 radially from the rotor body extending elements, not necessarily co-operating with corresponding recesses in the other rotor, e.g. lobes, Roots type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
    • F01C21/10—Outer members for co-operation with rotary pistons; Casings
    • 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
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/04—Heating; Cooling; Heat insulation
    • 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
    • F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
    • 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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08—Rotary-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
    • F04C18/12—Rotary-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
    • F04C18/123—Rotary-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 radially or approximately radially from the rotor body extending tooth-like elements, co-operating with recesses in the other rotor, e.g. one tooth
    • 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
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08—Rotary-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
    • F04C18/12—Rotary-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
    • F04C18/14—Rotary-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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2210/00—Working fluid
    • F05B2210/10—Kind or type
    • F05B2210/12—Kind or type gaseous, i.e. compressible

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Reciprocating Pumps (AREA)
EP19704770.7A 2019-02-06 2019-02-06 Corps de pompe multiétagée et pompe à gaz multiétagée Active EP3921515B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL19704770.7T PL3921515T3 (pl) 2019-02-06 2019-02-06 Korpus pompy wielostopniowej i wielostopniowa pompa gazowa

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2019/052939 WO2020160770A1 (fr) 2019-02-06 2019-02-06 Corps de pompe multiétagée et pompe à gaz multiétagée

Publications (3)

Publication Number Publication Date
EP3921515A1 EP3921515A1 (fr) 2021-12-15
EP3921515C0 true EP3921515C0 (fr) 2023-06-07
EP3921515B1 EP3921515B1 (fr) 2023-06-07

Family

ID=65409067

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19704770.7A Active EP3921515B1 (fr) 2019-02-06 2019-02-06 Corps de pompe multiétagée et pompe à gaz multiétagée

Country Status (11)

Country Link
US (1) US20220127962A1 (fr)
EP (1) EP3921515B1 (fr)
JP (1) JP7390384B2 (fr)
KR (1) KR102612571B1 (fr)
CN (1) CN113396272A (fr)
AU (1) AU2019427999A1 (fr)
BR (1) BR112021014163A2 (fr)
CA (1) CA3128727A1 (fr)
ES (1) ES2951642T3 (fr)
PL (1) PL3921515T3 (fr)
WO (1) WO2020160770A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110594156B (zh) 2019-09-23 2021-05-25 兑通真空技术(上海)有限公司 一种三轴多级罗茨泵的驱动结构
CN210629269U (zh) 2019-09-23 2020-05-26 兑通真空技术(上海)有限公司 一种罗茨泵的电机连接传动结构
CN110500275B (zh) 2019-09-23 2021-03-16 兑通真空技术(上海)有限公司 一种三轴多级罗茨泵的泵壳体结构
CN110685912A (zh) 2019-10-10 2020-01-14 兑通真空技术(上海)有限公司 一种多轴多级罗茨泵转子连接的结构
CN116838609B (zh) * 2023-07-05 2024-02-27 山东亿宁环保科技有限公司 爪式真空泵冷却系统

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2453452A1 (de) * 1974-11-12 1976-05-13 Leybold Heraeus Gmbh & Co Kg Waelzkolbenpumpe zur vakuumerzeugung
JP2588595B2 (ja) * 1988-09-30 1997-03-05 株式会社宇野澤組鐵工所 多段ロータリー形真空ポンプ
JPH03145594A (ja) * 1989-10-30 1991-06-20 Anlet Co Ltd 多段型ルーツ式真空ポンプの冷却装置
JP2618826B2 (ja) * 1994-03-10 1997-06-11 株式会社アンレット インタークーラーレス水冷式４段ルーツ型真空ポンプ
JP2001020884A (ja) * 1999-07-05 2001-01-23 Unozawa Gumi Iron Works Ltd 冷却器により形成される外壁をもつ気体流路を有するロータリ形多段真空ポンプ
JP3490029B2 (ja) 1999-07-15 2004-01-26 株式会社宇野澤組鐵工所 ロータリ形多段真空ポンプ
DE10106111A1 (de) * 2001-02-10 2002-08-14 Becker Kg Gebr Tankfahrzeug-Verdichter
KR100408153B1 (ko) * 2001-08-14 2003-12-01 주식회사 우성진공 드라이 진공펌프
JP2003083273A (ja) * 2001-09-12 2003-03-19 Ebara Corp ドライ真空ポンプ
JP3758550B2 (ja) * 2001-10-24 2006-03-22 アイシン精機株式会社 多段真空ポンプ
WO2010041445A1 (fr) 2008-10-10 2010-04-15 株式会社アルバック Pompe sèche
KR101173168B1 (ko) * 2010-11-17 2012-08-16 데이비드 김 다단형 건식 진공펌프
GB2487376A (en) * 2011-01-19 2012-07-25 Edwards Ltd Two material pump stator for corrosion resistance and thermal conductivity
JP5793004B2 (ja) * 2011-06-02 2015-10-14 株式会社荏原製作所 真空ポンプ
KR101286187B1 (ko) * 2011-11-08 2013-07-15 데이비드 김 다단형 건식 진공펌프
GB2498807A (en) * 2012-01-30 2013-07-31 Edwards Ltd Multi-stage vacuum pump with solid stator
GB2499217A (en) 2012-02-08 2013-08-14 Edwards Ltd Vacuum pump with recirculation valve
JP2014055580A (ja) 2012-09-14 2014-03-27 Ulvac Japan Ltd 真空ポンプ

Also Published As

Publication number Publication date
AU2019427999A1 (en) 2021-08-12
EP3921515A1 (fr) 2021-12-15
WO2020160770A1 (fr) 2020-08-13
PL3921515T3 (pl) 2023-10-09
CA3128727A1 (fr) 2020-08-13
US20220127962A1 (en) 2022-04-28
KR20210124385A (ko) 2021-10-14
JP2022522108A (ja) 2022-04-14
BR112021014163A2 (pt) 2021-09-21
KR102612571B1 (ko) 2023-12-11
JP7390384B2 (ja) 2023-12-01
CN113396272A (zh) 2021-09-14
ES2951642T3 (es) 2023-10-24
EP3921515B1 (fr) 2023-06-07

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