EP4102074A4 - Scroll compressor - Google Patents

Scroll compressor Download PDF

Info

Publication number
EP4102074A4
EP4102074A4 EP21751392.8A EP21751392A EP4102074A4 EP 4102074 A4 EP4102074 A4 EP 4102074A4 EP 21751392 A EP21751392 A EP 21751392A EP 4102074 A4 EP4102074 A4 EP 4102074A4
Authority
EP
European Patent Office
Prior art keywords
scroll compressor
scroll
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.)
Pending
Application number
EP21751392.8A
Other languages
German (de)
French (fr)
Other versions
EP4102074A1 (en
Inventor
Satoshi Iitsuka
Yusuke Imai
Akifumi HYODO
Atsushi Sakuda
Yoshinori Ishida
Yusaku ARAKI
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.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management Co 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 Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Publication of EP4102074A1 publication Critical patent/EP4102074A1/en
Publication of EP4102074A4 publication Critical patent/EP4102074A4/en
Pending legal-status Critical Current

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
    • 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
    • F04C29/0042—Driving elements, brakes, couplings, transmissions specially adapted for pumps
    • F04C29/005—Means for transmitting movement from the prime mover to driven parts of the pump, e.g. clutches, couplings, transmissions
    • F04C29/0057—Means for transmitting movement from the prime mover to driven parts of the pump, e.g. clutches, couplings, transmissions for eccentric movement
    • 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
    • F04C2230/603—Centering; Aligning
    • 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
    • F04C2240/56—Bearing bushings or details thereof
    • 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
    • F04C2240/60—Shafts
    • F04C2240/601—Shaft flexion
    • 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
    • F04C2240/60—Shafts
    • F04C2240/605—Shaft sleeves or details thereof
    • 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
    • F04C23/008—Hermetic pumps
EP21751392.8A 2020-02-05 2021-01-19 Scroll compressor Pending EP4102074A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020017533 2020-02-05
PCT/JP2021/001571 WO2021157332A1 (en) 2020-02-05 2021-01-19 Scroll compressor

Publications (2)

Publication Number Publication Date
EP4102074A1 EP4102074A1 (en) 2022-12-14
EP4102074A4 true EP4102074A4 (en) 2023-07-12

Family

ID=77199272

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21751392.8A Pending EP4102074A4 (en) 2020-02-05 2021-01-19 Scroll compressor

Country Status (4)

Country Link
EP (1) EP4102074A4 (en)
JP (1) JPWO2021157332A1 (en)
CN (1) CN115053069A (en)
WO (1) WO2021157332A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4836758A (en) * 1987-11-20 1989-06-06 Copeland Corporation Scroll compressor with canted drive busing surface
JPH0472484A (en) * 1990-07-10 1992-03-06 Mitsubishi Electric Corp Scroll compressor
KR20030068974A (en) * 2002-02-19 2003-08-25 엘지전자 주식회사 Structure for supporting orbit scroll in scroll compressor
KR100414123B1 (en) * 2001-12-26 2004-01-07 엘지전자 주식회사 Device for reducing frictional loss of scroll compressor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2930046B2 (en) * 1997-03-07 1999-08-03 三菱電機株式会社 Scroll compressor
JP3214417B2 (en) * 1997-11-11 2001-10-02 ダイキン工業株式会社 Scroll type fluid machine
JP2000179481A (en) * 1998-12-14 2000-06-27 Hitachi Ltd Scroll type compressor
US7229261B2 (en) 2003-10-17 2007-06-12 Matsushita Electric Industrial Co., Ltd. Scroll compressor having an annular recess located outside an annular seal portion and another recess communicating with suction port of fixed scroll
JP6578504B2 (en) * 2013-04-30 2019-09-25 パナソニックＩｐマネジメント株式会社 Scroll compressor
JP6484796B2 (en) * 2014-04-24 2019-03-20 パナソニックＩｐマネジメント株式会社 Scroll compressor
JP2017082840A (en) * 2015-10-26 2017-05-18 ダイキン工業株式会社 Bearing structure and scroll compressor
JP6948530B2 (en) * 2016-11-24 2021-10-13 パナソニックＩｐマネジメント株式会社 Asymmetric scroll compressor

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4836758A (en) * 1987-11-20 1989-06-06 Copeland Corporation Scroll compressor with canted drive busing surface
JPH0472484A (en) * 1990-07-10 1992-03-06 Mitsubishi Electric Corp Scroll compressor
KR100414123B1 (en) * 2001-12-26 2004-01-07 엘지전자 주식회사 Device for reducing frictional loss of scroll compressor
KR20030068974A (en) * 2002-02-19 2003-08-25 엘지전자 주식회사 Structure for supporting orbit scroll in scroll compressor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021157332A1 *

Also Published As

Publication number Publication date
WO2021157332A1 (en) 2021-08-12
JPWO2021157332A1 (en) 2021-08-12
EP4102074A1 (en) 2022-12-14
CN115053069A (en) 2022-09-13

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Effective date: 20230613

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Ipc: F04C 29/00 20060101ALI20230606BHEP

Ipc: F04C 18/02 20060101AFI20230606BHEP