EP3741995C0 - SPIRAL FLUID MACHINE - Google Patents

SPIRAL FLUID MACHINE

Info

Publication number
EP3741995C0
EP3741995C0 EP19757122.7A EP19757122A EP3741995C0 EP 3741995 C0 EP3741995 C0 EP 3741995C0 EP 19757122 A EP19757122 A EP 19757122A EP 3741995 C0 EP3741995 C0 EP 3741995C0
Authority
EP
European Patent Office
Prior art keywords
fluid machine
spiral fluid
spiral
machine
fluid
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
EP19757122.7A
Other languages
German (de)
French (fr)
Other versions
EP3741995A1 (en
EP3741995B1 (en
EP3741995A4 (en
Inventor
Hajime Sato
Yoshiyuki Kimata
Masashi Hamano
Takahide Ito
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.)
Mitsubishi Heavy Industries Thermal Systems Ltd
Original Assignee
Mitsubishi Heavy Industries Thermal Systems 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 Mitsubishi Heavy Industries Thermal Systems Ltd filed Critical Mitsubishi Heavy Industries Thermal Systems Ltd
Publication of EP3741995A1 publication Critical patent/EP3741995A1/en
Publication of EP3741995A4 publication Critical patent/EP3741995A4/en
Application granted granted Critical
Publication of EP3741995B1 publication Critical patent/EP3741995B1/en
Publication of EP3741995C0 publication Critical patent/EP3741995C0/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
    • F04C18/0246—Details concerning the involute wraps or their base, e.g. geometry
    • F04C18/0269—Details concerning the involute wraps
    • F04C18/0276—Different wall heights
    • 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
    • F01C1/00—Rotary-piston machines or engines
    • F01C1/02—Rotary-piston machines or engines 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
    • 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
    • F01C1/00—Rotary-piston machines or engines
    • F01C1/02—Rotary-piston machines or engines 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
    • F01C1/0207—Rotary-piston machines or engines 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
    • F01C1/0215—Rotary-piston machines or engines 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
    • F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
    • F01C21/08—Rotary pistons
    • 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
    • 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
    • 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
    • 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
    • F04C2240/00—Components
    • F04C2240/20—Rotors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
EP19757122.7A 2018-02-21 2019-01-15 Scroll fluid machine Active EP3741995B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018028959A JP6686055B2 (en) 2018-02-21 2018-02-21 Scroll fluid machinery
PCT/JP2019/000899 WO2019163332A1 (en) 2018-02-21 2019-01-15 Scroll fluid machine

Publications (4)

Publication Number Publication Date
EP3741995A1 EP3741995A1 (en) 2020-11-25
EP3741995A4 EP3741995A4 (en) 2021-07-28
EP3741995B1 EP3741995B1 (en) 2024-07-03
EP3741995C0 true EP3741995C0 (en) 2024-07-03

Family

ID=67687658

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19757122.7A Active EP3741995B1 (en) 2018-02-21 2019-01-15 Scroll fluid machine

Country Status (6)

Country Link
EP (1) EP3741995B1 (en)
JP (1) JP6686055B2 (en)
KR (1) KR102379583B1 (en)
CN (1) CN111742144B (en)
AU (1) AU2019225278B2 (en)
WO (1) WO2019163332A1 (en)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6017956B2 (en) * 1981-08-18 1985-05-08 サンデン株式会社 Scroll compressor
JPS5968583A (en) * 1982-10-09 1984-04-18 Sanden Corp Scroll type fluid device
JP3046486B2 (en) * 1993-12-28 2000-05-29 株式会社日立製作所 Scroll type fluid machine
JP2001234878A (en) * 2000-02-21 2001-08-31 Kimie Nakamura Scroll fluid machine
JP2009228476A (en) * 2008-03-19 2009-10-08 Daikin Ind Ltd Scroll compressor
JP2010196663A (en) * 2009-02-26 2010-09-09 Mitsubishi Heavy Ind Ltd Compressor
JP5352386B2 (en) * 2009-09-02 2013-11-27 日立アプライアンス株式会社 Scroll compressor, refrigeration cycle equipment, heat pump water heater
JP6180860B2 (en) 2013-09-11 2017-08-16 三菱重工業株式会社 Scroll compressor
CN204003446U (en) * 2014-06-04 2014-12-10 恒升精密科技股份有限公司 compressor scroll
JP6382265B2 (en) * 2016-08-19 2018-08-29 三菱重工サーマルシステムズ株式会社 Scroll fluid machinery
JP6325041B2 (en) * 2016-08-31 2018-05-16 三菱重工サーマルシステムズ株式会社 Scroll fluid machinery and tip seal

Also Published As

Publication number Publication date
CN111742144A (en) 2020-10-02
KR102379583B1 (en) 2022-03-29
EP3741995A1 (en) 2020-11-25
EP3741995B1 (en) 2024-07-03
WO2019163332A1 (en) 2019-08-29
JP6686055B2 (en) 2020-04-22
CN111742144B (en) 2022-08-09
EP3741995A4 (en) 2021-07-28
AU2019225278A1 (en) 2020-09-03
AU2019225278B2 (en) 2021-03-11
KR20200104906A (en) 2020-09-04
JP2019143550A (en) 2019-08-29

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