EP4400716B1 - Verdichter - Google Patents

Verdichter

Info

Publication number
EP4400716B1
EP4400716B1 EP22895394.9A EP22895394A EP4400716B1 EP 4400716 B1 EP4400716 B1 EP 4400716B1 EP 22895394 A EP22895394 A EP 22895394A EP 4400716 B1 EP4400716 B1 EP 4400716B1
Authority
EP
European Patent Office
Prior art keywords
pipe
housing
oil level
level tank
oil
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
EP22895394.9A
Other languages
English (en)
French (fr)
Other versions
EP4400716A4 (de
EP4400716A1 (de
Inventor
Masakazu ISHITOBI
Yoshiaki Miyamoto
Takashi Watanabe
Syusaku Goto
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 EP4400716A1 publication Critical patent/EP4400716A1/de
Publication of EP4400716A4 publication Critical patent/EP4400716A4/de
Application granted granted Critical
Publication of EP4400716B1 publication Critical patent/EP4400716B1/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
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/02—Lubrication
    • 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
    • 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
    • F04C29/02—Lubrication; Lubricant separation
    • F04C29/028—Means for improving or restricting lubricant flow
    • 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
    • F04C2240/00—Components
    • F04C2240/80—Other components
    • F04C2240/806—Pipes for fluids; Fittings therefor
    • 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
    • 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
    • F04C23/005—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 of dissimilar working principle

Landscapes

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

Claims (3)

  1. Verdichter (1), umfassend:
    einen Drehwellenabschnitt (15), der drehend angetrieben wird;
    einen Verdichtungsmechanismus (12, 13), der mit einem Ende des Drehwellenabschnitts (15) verbunden ist und ein Kältemittel verdichtet;
    ein Gehäuse (11), das den Drehwellenabschnitt (15) und den Verdichtungsmechanismus (12, 13) aufnimmt und einen Ölbehälter (O1) in einem unteren Abschnitt aufweist;
    einen Ölstandtank (60), der angrenzend zu dem Gehäuse (11) bereitgestellt ist und konfiguriert ist, um einen Ölstand des Ölreservoirs (O1) zu messen;
    ein erstes Verbindungsrohr (62), das ein Ende aufweist, das mit einer angrenzenden Oberfläche (11a) verbunden ist, welche eine Oberfläche auf einer Seite ist, die an den Ölstandtank (60) des Gehäuses (11) angrenzt, und das Gehäuse (11) und den Ölstandtank (60) verbindet; und
    ein zweites Verbindungsrohr (61), das ein Ende aufweist, das mit der angrenzenden Oberfläche (11a) verbunden ist, und das Gehäuse (11) und den Ölstandtank (60) verbindet,
    wobei das erste Verbindungsrohr (62) ein gehäuseseitiges Rohr (81), das mit dem Gehäuse (11) verbunden ist, ein ölstandtankseitiges Rohr (82), das mit dem Ölstandtank (60) verbunden ist, und ein U-förmiges Rohr (83) mit einer U-Form einschließt, das das gehäuseseitige Rohr (81) und das ölstandtankseitige Rohr (82) verbindet,
    dadurch gekennzeichnet, dass das gehäuseseitige Rohr (81) ein gehäuseseitiges horizontales Rohr (81a), das sich horizontal von dem Gehäuse (11) erstreckt, und ein gehäuseseitiges vertikales Rohr (81b), das rechtwinklig von einer Spitze des gehäuseseitigen horizontalen Rohrs (81a) gebogen ist, um sich nach oben zu erstrecken, einschließt,
    das ölstandtankseitige Rohr (82) ein ölstandtankseitiges horizontales Rohr (82a), das sich horizontal von dem Ölstandtank (60) erstreckt, und ein ölstandtankseitiges vertikales Rohr (82b), das rechtwinklig von einer Spitze des ölstandtankseitigen horizontalen Rohrs (82a) abgebogen ist, einschließt, um sich nach oben zu erstrecken, und
    das U-förmige Rohr (83) mit dem gehäuseseitigen vertikalen Rohr (81b) und dem ölstandtankseitigen vertikalen Rohr (82b) derart verbunden ist, dass das U-förmige Rohr (83) von oben in das gehäuseseitige vertikale Rohr (81b) und das ölstandtankseitige vertikale Rohr (82b) eingeführt ist.
  2. Verdichter (1) nach Anspruch 1,
    wobei ein erweiterter Rohrabschnitt (81c) mit einem größeren Innendurchmesser als andere Abschnitte an einem Endabschnitt des gehäuseseitigen vertikalen Rohrs (81b) auf einer Seite bereitgestellt ist, wo das U-förmige Rohr (83) eingeführt ist.
  3. Verdichter (1) nach Anspruch 1 oder 2,
    wobei das U-förmige Rohr (83) angeordnet ist, um in einer Vorderansicht gekrümmt zu sein, und
    das erste Verbindungsrohr (62) in einer Draufsicht derart gekrümmt ist, dass ein Winkel, der von dem gehäuseseitigen Rohr (81) und dem ölstandtankseitigen Rohr (82) gebildet wird, ein spitzer Winkel ist.
EP22895394.9A 2021-11-22 2022-10-27 Verdichter Active EP4400716B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021189465A JP2023076190A (ja) 2021-11-22 2021-11-22 圧縮機
PCT/JP2022/040112 WO2023090110A1 (ja) 2021-11-22 2022-10-27 圧縮機

Publications (3)

Publication Number Publication Date
EP4400716A1 EP4400716A1 (de) 2024-07-17
EP4400716A4 EP4400716A4 (de) 2024-12-18
EP4400716B1 true EP4400716B1 (de) 2026-03-11

Family

ID=86396741

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22895394.9A Active EP4400716B1 (de) 2021-11-22 2022-10-27 Verdichter

Country Status (3)

Country Link
EP (1) EP4400716B1 (de)
JP (1) JP2023076190A (de)
WO (1) WO2023090110A1 (de)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0737793Y2 (ja) * 1990-11-30 1995-08-30 ダイキン工業株式会社 位置決め装置
JP3138105B2 (ja) * 1993-02-26 2001-02-26 三洋電機株式会社 油面センサの取付け装置
KR100390422B1 (ko) * 2000-11-29 2003-07-07 엘지전자 주식회사 압축기의 유면 유지장치
JP4595943B2 (ja) 2007-01-16 2010-12-08 三菱電機株式会社 圧縮機
JP2019124409A (ja) * 2018-01-17 2019-07-25 三菱重工サーマルシステムズ株式会社 圧縮機
JP7068030B2 (ja) * 2018-05-11 2022-05-16 三菱重工サーマルシステムズ株式会社 圧縮機システム
JP7165549B2 (ja) * 2018-09-27 2022-11-04 三菱重工サーマルシステムズ株式会社 スクロール圧縮機

Also Published As

Publication number Publication date
EP4400716A4 (de) 2024-12-18
EP4400716A1 (de) 2024-07-17
WO2023090110A1 (ja) 2023-05-25
JP2023076190A (ja) 2023-06-01

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