EP4083375A3 - Center camshaft scroll pump - Google Patents

Center camshaft scroll pump Download PDF

Info

Publication number
EP4083375A3
EP4083375A3 EP22169728.7A EP22169728A EP4083375A3 EP 4083375 A3 EP4083375 A3 EP 4083375A3 EP 22169728 A EP22169728 A EP 22169728A EP 4083375 A3 EP4083375 A3 EP 4083375A3
Authority
EP
European Patent Office
Prior art keywords
scroll member
scroll
scroll pump
involute
pump
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
EP22169728.7A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP4083375A2 (en
Inventor
Anatoliy NITSA
Terry Chung
David Dzioba
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.)
Dabir Surfaces Inc
Original Assignee
Dabir Surfaces Inc
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 Dabir Surfaces Inc filed Critical Dabir Surfaces Inc
Priority to EP22216324.8A priority Critical patent/EP4177439A1/en
Publication of EP4083375A2 publication Critical patent/EP4083375A2/en
Publication of EP4083375A3 publication Critical patent/EP4083375A3/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • F01C17/00—Arrangements for drive of co-operating members, e.g. for rotary piston and casing
    • F01C17/06—Arrangements for drive of co-operating members, e.g. for rotary piston and casing using cranks, universal joints or similar elements
    • 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
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C19/00—Sealing arrangements in rotary-piston machines or engines
    • F01C19/08—Axially-movable sealings for working fluids
    • 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
    • F01C21/003—Systems for the equilibration of forces acting on the elements of the machine
    • 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
    • F01C21/102—Adjustment of the interstices between moving and fixed parts of the machine by means other than fluid pressure
    • 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
    • F04C18/0284—Details of the wrap tips
    • 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
    • F04C18/063—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 with coaxially-mounted members having continuously-changing circumferential spacing between them
    • F04C18/067—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 with coaxially-mounted members having continuously-changing circumferential spacing between them having cam-and-follower type drive
    • 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
    • F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
    • F04C27/005—Axial sealings for working fluid
    • 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
    • F04C29/0021—Systems for the equilibration of forces acting on the pump
    • 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
    • F04C2240/00—Components
    • F04C2240/60—Shafts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Rotary Pumps (AREA)
EP22169728.7A 2021-04-26 2022-04-25 Center camshaft scroll pump Pending EP4083375A3 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP22216324.8A EP4177439A1 (en) 2021-04-26 2022-04-25 Center camshaft scroll pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US202163179967P 2021-04-26 2021-04-26

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP22216324.8A Division-Into EP4177439A1 (en) 2021-04-26 2022-04-25 Center camshaft scroll pump
EP22216324.8A Division EP4177439A1 (en) 2021-04-26 2022-04-25 Center camshaft scroll pump

Publications (2)

Publication Number Publication Date
EP4083375A2 EP4083375A2 (en) 2022-11-02
EP4083375A3 true EP4083375A3 (en) 2023-02-15

Family

ID=81386728

Family Applications (2)

Application Number Title Priority Date Filing Date
EP22169728.7A Pending EP4083375A3 (en) 2021-04-26 2022-04-25 Center camshaft scroll pump
EP22216324.8A Pending EP4177439A1 (en) 2021-04-26 2022-04-25 Center camshaft scroll pump

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP22216324.8A Pending EP4177439A1 (en) 2021-04-26 2022-04-25 Center camshaft scroll pump

Country Status (3)

Country Link
US (1) US20220341422A1 (ja)
EP (2) EP4083375A3 (ja)
JP (1) JP2022168847A (ja)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6350691A (ja) * 1986-08-16 1988-03-03 Tokico Ltd 無給油式スクロ−ル圧縮機
US5258046A (en) * 1991-02-13 1993-11-02 Iwata Air Compressor Mfg. Co., Ltd. Scroll-type fluid machinery with seals for the discharge port and wraps
EP1055824A1 (en) * 1999-05-26 2000-11-29 The BOC Group plc Scroll-type apparatus
EP1906021A2 (en) * 2006-09-15 2008-04-02 Emerson Climate Technologies, Inc. Scroll machine

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1935621A1 (de) * 1968-07-22 1970-01-29 Leybold Heraeus Gmbh & Co Kg Verdraengerpumpe
US3884599A (en) * 1973-06-11 1975-05-20 Little Inc A Scroll-type positive fluid displacement apparatus
US4609334A (en) * 1982-12-23 1986-09-02 Copeland Corporation Scroll-type machine with rotation controlling means and specific wrap shape
US4993928A (en) * 1989-10-10 1991-02-19 Carrier Corporation Scroll compressor with dual pocket axial compliance
US5085565A (en) * 1990-09-24 1992-02-04 Carrier Corporation Axially compliant scroll with rotating pressure chambers
US5129798A (en) * 1991-02-12 1992-07-14 American Standard Inc. Co-rotational scroll apparatus with improved scroll member biasing
WO1996020345A1 (en) * 1994-12-23 1996-07-04 Bristol Compressors, Inc. Scroll compressor having bearing structure in the orbiting scroll to eliminate tipping forces
US5593295A (en) * 1995-04-19 1997-01-14 Bristol Compressors, Inc. Scroll compressor construction having an axial compliance mechanism
JP2000352386A (ja) * 1999-06-08 2000-12-19 Mitsubishi Heavy Ind Ltd スクロール圧縮機
US7467933B2 (en) * 2006-01-26 2008-12-23 Scroll Laboratories, Inc. Scroll-type fluid displacement apparatus with fully compliant floating scrolls
US7611344B2 (en) * 2007-10-15 2009-11-03 Scroll Laboratories, Inc. Sealing tabs on orbiting scroll
KR102043154B1 (ko) * 2018-05-04 2019-11-11 엘지전자 주식회사 전동식 압축기
KR102086349B1 (ko) * 2018-08-31 2020-03-09 엘지전자 주식회사 전동식 압축기

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6350691A (ja) * 1986-08-16 1988-03-03 Tokico Ltd 無給油式スクロ−ル圧縮機
US5258046A (en) * 1991-02-13 1993-11-02 Iwata Air Compressor Mfg. Co., Ltd. Scroll-type fluid machinery with seals for the discharge port and wraps
EP1055824A1 (en) * 1999-05-26 2000-11-29 The BOC Group plc Scroll-type apparatus
EP1906021A2 (en) * 2006-09-15 2008-04-02 Emerson Climate Technologies, Inc. Scroll machine

Also Published As

Publication number Publication date
EP4083375A2 (en) 2022-11-02
JP2022168847A (ja) 2022-11-08
US20220341422A1 (en) 2022-10-27
EP4177439A1 (en) 2023-05-10

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