EP4459128B1 - Rotationsverdichter und kühlvorrichtung - Google Patents

Rotationsverdichter und kühlvorrichtung

Info

Publication number
EP4459128B1
EP4459128B1 EP24729953.0A EP24729953A EP4459128B1 EP 4459128 B1 EP4459128 B1 EP 4459128B1 EP 24729953 A EP24729953 A EP 24729953A EP 4459128 B1 EP4459128 B1 EP 4459128B1
Authority
EP
European Patent Office
Prior art keywords
blade
chamber
cylinder
oil
rotary 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.)
Active
Application number
EP24729953.0A
Other languages
English (en)
French (fr)
Other versions
EP4459128A1 (de
EP4459128A4 (de
Inventor
Hiromichi Ueno
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.)
Daikin Industries Ltd
Original Assignee
Daikin Industries 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 Daikin Industries Ltd filed Critical Daikin Industries Ltd
Publication of EP4459128A1 publication Critical patent/EP4459128A1/de
Publication of EP4459128A4 publication Critical patent/EP4459128A4/de
Application granted granted Critical
Publication of EP4459128B1 publication Critical patent/EP4459128B1/de
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
    • 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
    • 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
    • F01C21/0809—Construction of vanes or vane holders
    • 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
    • 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
    • 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
    • F04C18/40—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 having a hinged member
    • F04C18/46—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 having a hinged member with vanes hinged to the outer member
    • 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
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • 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
    • F01C21/0809—Construction of vanes or vane holders
    • F01C21/0818—Vane tracking; control therefor
    • F01C21/0854—Vane tracking; control therefor by fluid means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)

Claims (6)

  1. Rotationsverdichter, umfassend: einen Zylinder (40) mit einer Zylinderkammer (41) darin; einen Kolben (45), der in der Zylinderkammer (41) untergebracht ist; und einen Schieber (47), der sich von dem Kolben (45) radial nach außen erstreckt, wobei sich der Kolben (45) in der Zylinderkammer (41) exzentrisch dreht, während der Schieber (47) schwingt, wobei
    der Zylinder (40) eine Schieberkammer (43) aufweist, die einen Spitzenabschnitt des Schiebers (47) aufnimmt, und
    der Rotationsverdichter ferner aufweist: einen Ölzufuhrkanal (37), der der Schieberkammer (43) Öl zuführt;
    einen Verlustreduzierer (70, 71), der einen Ölrührverlust in der Schieberkammer (43) aufgrund des Schwingens des Schiebers (47) reduziert; und
    ein Kopfelement (31), das auf eine obere Fläche des Zylinders (40) gesetzt ist,
    dadurch gekennzeichnet, dass
    der Ölzufuhrkanal (37) der Schieberkammer (43) das Öl von einer Fläche des Zylinders (40) zuführt, die der Fläche gegenüberliegt, auf die das Kopfelement (31) gesetzt ist,
    das Kopfelement (31) mit einer Aussparung (71) an einer Position versehen ist, die der Schieberkammer (43) zugewandt ist,
    die Aussparung (71) als der Verlustreduzierer (70, 71) fungiert, und
    das Öl in der Schieberkammer (43) durch die Aussparung (71) des Kopfelements (31) strömt.
  2. Rotationsverdichter nach Anspruch 1, wobei
    der Schieber (47) mit einem Durchdringungsabschnitt (75) versehen ist, der durch den Schieber (47) in einer Dickenrichtung des Schiebers (47) verläuft, und
    der Durchdringungsabschnitt (75) als der Verlustreduzierer (70) fungiert.
  3. Rotationsverdichter nach Anspruch 1, wobei
    D3 ≥ (D1 - D2) / 2 erfüllt ist, wobei D1 eine Querschnittsfläche der Schieberkammer (43) bei Betrachtung in einer axialen Richtung des Zylinders (40) ist, D2 eine Querschnittsfläche des Schiebers (47) in der Schieberkammer (43) ist, wenn der Schieber (47) einen tiefsten Punkt der Schaufelkammer (43) erreicht, und D3 eine Querschnittsfläche der Aussparung (71) bei Betrachtung in einer seitlichen Richtung des Kopfelements (31) ist.
  4. Rotationsverdichter nach Anspruch 2, wobei
    D4 ≥ (D1 - D2) / 2 erfüllt ist, wobei D1 eine Querschnittsfläche der Schieberkammer (43) bei Betrachtung in einer axialen Richtung des Zylinders (40) ist, D2 eine Querschnittsfläche des Schiebers (47) in der Schieberkammer (43) ist, wenn der Schieber (47) einen tiefsten Punkt der Schieberkammer (43) erreicht, und D4 eine Querschnittsfläche des Durchdringungsabschnitts (75) bei Betrachtung in einer Dickenrichtung des Schiebers (47) ist.
  5. Rotationsverdichter nach einem der Ansprüche 1 bis 4, wobei
    die Anzahl von Umdrehungen des Kolbens (45) 118 U/min oder mehr beträgt.
  6. Kühlvorrichtung, umfassend: den Rotationsverdichter (10) nach einem
    der Ansprüche 1 bis 5; und
    einen Kältemittelkreislauf (1a), durch den ein von dem Rotationsverdichter (10) verdichtetes Kältemittel strömt.
EP24729953.0A 2023-03-20 2024-03-05 Rotationsverdichter und kühlvorrichtung Active EP4459128B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2023043936A JP7541257B1 (ja) 2023-03-20 2023-03-20 回転式圧縮機及び冷凍装置
PCT/JP2024/008355 WO2024195525A1 (ja) 2023-03-20 2024-03-05 回転式圧縮機及び冷凍装置

Publications (3)

Publication Number Publication Date
EP4459128A1 EP4459128A1 (de) 2024-11-06
EP4459128A4 EP4459128A4 (de) 2025-04-16
EP4459128B1 true EP4459128B1 (de) 2026-03-25

Family

ID=91530141

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24729953.0A Active EP4459128B1 (de) 2023-03-20 2024-03-05 Rotationsverdichter und kühlvorrichtung

Country Status (3)

Country Link
EP (1) EP4459128B1 (de)
JP (1) JP7541257B1 (de)
WO (1) WO2024195525A1 (de)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2876922B2 (ja) * 1992-11-24 1999-03-31 ダイキン工業株式会社 ローリングピストン型圧縮機
JPH09112466A (ja) * 1995-10-23 1997-05-02 Daikin Ind Ltd スイング圧縮機
JP2000179472A (ja) * 1998-12-16 2000-06-27 Mitsubishi Electric Corp ロータリ圧縮機
JP4074760B2 (ja) 2002-01-10 2008-04-09 日立アプライアンス株式会社 密閉型回転圧縮機及び冷凍・空調装置
CN100554695C (zh) * 2004-12-13 2009-10-28 大金工业株式会社 旋转式压缩机
JP2007177634A (ja) 2005-12-27 2007-07-12 Daikin Ind Ltd ロータリ圧縮機
JP2010261375A (ja) 2009-05-08 2010-11-18 Daikin Ind Ltd ロータリ圧縮機
KR102254378B1 (ko) * 2019-05-31 2021-05-21 엘지전자 주식회사 로터리 압축기
JP2022072807A (ja) 2020-10-30 2022-05-17 ダイキン工業株式会社 圧縮機、圧縮機の製造方法および空気調和機
JP2023014507A (ja) * 2021-07-19 2023-01-31 ダイキン工業株式会社 ロータリ圧縮機

Also Published As

Publication number Publication date
JP2024133916A (ja) 2024-10-03
WO2024195525A1 (ja) 2024-09-26
JP7541257B1 (ja) 2024-08-28
EP4459128A1 (de) 2024-11-06
EP4459128A4 (de) 2025-04-16

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