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GB2617118B - Scroll pump - Google Patents

Scroll pump Download PDF

Info

Publication number
GB2617118B
GB2617118B GB2204515.7A GB202204515A GB2617118B GB 2617118 B GB2617118 B GB 2617118B GB 202204515 A GB202204515 A GB 202204515A GB 2617118 B GB2617118 B GB 2617118B
Authority
GB
United Kingdom
Prior art keywords
scroll pump
scroll
pump
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
GB2204515.7A
Other versions
GB202204515D0 (en
GB2617118A (en
Inventor
Paul Schofield Nigel
Ernest Kinnaird Holbrook Alan
Bedwell David
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.)
Edwards Ltd
Original Assignee
Edwards 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 Edwards Ltd filed Critical Edwards Ltd
Priority to GB2204515.7A priority Critical patent/GB2617118B/en
Publication of GB202204515D0 publication Critical patent/GB202204515D0/en
Priority to EP23717611.0A priority patent/EP4499985A1/en
Priority to CN202380032460.XA priority patent/CN119053765A/en
Priority to JP2024545997A priority patent/JP7781295B2/en
Priority to US18/834,464 priority patent/US20250109747A1/en
Priority to PCT/GB2023/050824 priority patent/WO2023187377A1/en
Publication of GB2617118A publication Critical patent/GB2617118A/en
Application granted granted Critical
Publication of GB2617118B publication Critical patent/GB2617118B/en
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
    • F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
    • F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
    • F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
    • 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
    • F01C19/00—Sealing arrangements in rotary-piston machines or engines
    • F01C19/005—Structure and composition of sealing elements such as sealing strips, sealing rings and the like; Coating of these elements
    • 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
    • F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
    • F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
    • F04C18/0246—Details concerning the involute wraps or their base, e.g. geometry
    • F04C18/0253—Details concerning the base
    • 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
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/02—Rotary-piston machines or pumps of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
    • F04C2/025—Rotary-piston machines or pumps of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents the moving and the stationary member having co-operating elements in spiral form
    • 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
    • F04C27/005—Axial sealings for working fluid
    • 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
    • F04C29/0021—Systems for the equilibration of forces acting on the pump
    • 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
    • F04C2230/00—Manufacture
    • F04C2230/60—Assembly methods
    • F04C2230/602—Gap; Clearance
    • 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
    • F04C2240/00—Components
    • F04C2240/50—Bearings
    • 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
    • F04C2240/00—Components
    • F04C2240/80—Other components
    • F04C2240/805—Fastening means, e.g. bolts
    • 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
    • F04C2240/00—Components
    • F04C2240/80—Other components
    • F04C2240/81—Sensor, e.g. electronic sensor for control or monitoring

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
GB2204515.7A 2022-03-30 2022-03-30 Scroll pump Active GB2617118B (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB2204515.7A GB2617118B (en) 2022-03-30 2022-03-30 Scroll pump
US18/834,464 US20250109747A1 (en) 2022-03-30 2023-03-30 Scroll pump
CN202380032460.XA CN119053765A (en) 2022-03-30 2023-03-30 Vortex pump
JP2024545997A JP7781295B2 (en) 2022-03-30 2023-03-30 Scroll Pump
EP23717611.0A EP4499985A1 (en) 2022-03-30 2023-03-30 Scroll pump
PCT/GB2023/050824 WO2023187377A1 (en) 2022-03-30 2023-03-30 Scroll pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2204515.7A GB2617118B (en) 2022-03-30 2022-03-30 Scroll pump

Publications (3)

Publication Number Publication Date
GB202204515D0 GB202204515D0 (en) 2022-05-11
GB2617118A GB2617118A (en) 2023-10-04
GB2617118B true GB2617118B (en) 2024-06-19

Family

ID=81449294

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2204515.7A Active GB2617118B (en) 2022-03-30 2022-03-30 Scroll pump

Country Status (6)

Country Link
US (1) US20250109747A1 (en)
EP (1) EP4499985A1 (en)
JP (1) JP7781295B2 (en)
CN (1) CN119053765A (en)
GB (1) GB2617118B (en)
WO (1) WO2023187377A1 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003343568A (en) * 2002-05-27 2003-12-03 Mitsubishi Heavy Ind Ltd Thrust bearing and scroll type fluid machinery
JP2004211656A (en) * 2003-01-08 2004-07-29 Mitsubishi Heavy Ind Ltd Scroll compressor

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61132492U (en) * 1985-02-05 1986-08-19
US4992033A (en) * 1986-08-22 1991-02-12 Copeland Corporation Scroll-type machine having compact Oldham coupling
US5173042A (en) * 1991-11-04 1992-12-22 General Motors Corporation Scroll compressor and discharge valve
JP4302851B2 (en) * 2000-03-30 2009-07-29 株式会社日立製作所 Scroll type fluid machine
JP4718831B2 (en) * 2004-12-27 2011-07-06 アネスト岩田株式会社 Scroll fluid machinery
GB201610896D0 (en) * 2016-06-22 2016-08-03 Edwards Ltd Vacuum scroll pump

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003343568A (en) * 2002-05-27 2003-12-03 Mitsubishi Heavy Ind Ltd Thrust bearing and scroll type fluid machinery
JP2004211656A (en) * 2003-01-08 2004-07-29 Mitsubishi Heavy Ind Ltd Scroll compressor

Also Published As

Publication number Publication date
WO2023187377A1 (en) 2023-10-05
CN119053765A (en) 2024-11-29
JP7781295B2 (en) 2025-12-05
GB202204515D0 (en) 2022-05-11
EP4499985A1 (en) 2025-02-05
GB2617118A (en) 2023-10-04
US20250109747A1 (en) 2025-04-03
JP2025504100A (en) 2025-02-06

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