EP3988792A4 - HERMETIC COMPRESSOR AND REFRIGERATION CIRCUIT DEVICE - Google Patents

HERMETIC COMPRESSOR AND REFRIGERATION CIRCUIT DEVICE Download PDF

Info

Publication number
EP3988792A4
EP3988792A4 EP19939139.2A EP19939139A EP3988792A4 EP 3988792 A4 EP3988792 A4 EP 3988792A4 EP 19939139 A EP19939139 A EP 19939139A EP 3988792 A4 EP3988792 A4 EP 3988792A4
Authority
EP
European Patent Office
Prior art keywords
refrigeration cycle
cycle device
hermetic compressor
hermetic
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
EP19939139.2A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3988792A1 (en
Inventor
Koji Hirano
Shogo Shida
Hayato TODA
Isao Kawabe
Takuya Hirayama
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.)
Toshiba Carrier Corp
Original Assignee
Toshiba Carrier Corp
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 Toshiba Carrier Corp filed Critical Toshiba Carrier Corp
Publication of EP3988792A1 publication Critical patent/EP3988792A1/en
Publication of EP3988792A4 publication Critical patent/EP3988792A4/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
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/02—Lubrication; Lubricant separation
    • F04C29/023—Lubricant distribution through a hollow driving shaft
    • 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
    • F01C21/104—Stators; Members defining the outer boundaries of the working chamber
    • F01C21/108—Stators; Members defining the outer boundaries of the working chamber with an axial surface, e.g. side plates
    • 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
    • F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
    • F04C18/356—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
    • F04C18/3562—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member the inner and outer member being in contact along one line or continuous surfaces substantially parallel to the axis of rotation
    • F04C18/3564—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member the inner and outer member being in contact along one line or continuous surfaces substantially parallel to the axis of rotation the surfaces of the inner and outer member, forming the working space, being surfaces of revolution
    • 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
    • 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
    • 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
    • F04C2240/807—Balance weight, counterweight
    • 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
    • F04C2240/809—Lubricant sump

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
EP19939139.2A 2019-07-31 2019-07-31 HERMETIC COMPRESSOR AND REFRIGERATION CIRCUIT DEVICE Pending EP3988792A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/030101 WO2021019750A1 (ja) 2019-07-31 2019-07-31 密閉型圧縮機、および冷凍サイクル装置

Publications (2)

Publication Number Publication Date
EP3988792A1 EP3988792A1 (en) 2022-04-27
EP3988792A4 true EP3988792A4 (en) 2023-01-04

Family

ID=74228626

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19939139.2A Pending EP3988792A4 (en) 2019-07-31 2019-07-31 HERMETIC COMPRESSOR AND REFRIGERATION CIRCUIT DEVICE

Country Status (4)

Country Link
EP (1) EP3988792A4 (ja)
JP (1) JP7242862B2 (ja)
CN (1) CN114072582B (ja)
WO (1) WO2021019750A1 (ja)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6194296U (ja) * 1984-11-28 1986-06-18
JPH09250483A (ja) * 1996-03-19 1997-09-22 Mitsubishi Electric Corp 回転型圧縮機
KR20050053371A (ko) * 2003-12-01 2005-06-08 엘지전자 주식회사 베인식 압축기의 스러스트면 마찰 저감 장치
US20170248139A1 (en) * 2016-02-26 2017-08-31 Panasonic Intellectual Property Management Co., Ltd. Two-cylinder hermetic compressor
JP2018165502A (ja) * 2017-03-28 2018-10-25 東芝キヤリア株式会社 回転式圧縮機及び冷凍サイクル装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0244991B2 (ja) 1984-08-08 1990-10-05 Comany Kk Toiretsutodoanochirishorisochi
JP6262101B2 (ja) * 2014-08-27 2018-01-17 東芝キヤリア株式会社 回転式圧縮機及び冷凍サイクル装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6194296U (ja) * 1984-11-28 1986-06-18
JPH09250483A (ja) * 1996-03-19 1997-09-22 Mitsubishi Electric Corp 回転型圧縮機
KR20050053371A (ko) * 2003-12-01 2005-06-08 엘지전자 주식회사 베인식 압축기의 스러스트면 마찰 저감 장치
US20170248139A1 (en) * 2016-02-26 2017-08-31 Panasonic Intellectual Property Management Co., Ltd. Two-cylinder hermetic compressor
JP2018165502A (ja) * 2017-03-28 2018-10-25 東芝キヤリア株式会社 回転式圧縮機及び冷凍サイクル装置

Also Published As

Publication number Publication date
CN114072582A (zh) 2022-02-18
WO2021019750A1 (ja) 2021-02-04
JPWO2021019750A1 (ja) 2021-02-04
JP7242862B2 (ja) 2023-03-20
EP3988792A1 (en) 2022-04-27
CN114072582B (zh) 2023-08-29

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