EP4036406A4 - Linear compressor for refrigeration appliance and refrigeration system - Google Patents

Linear compressor for refrigeration appliance and refrigeration system Download PDF

Info

Publication number
EP4036406A4
EP4036406A4 EP20868244.3A EP20868244A EP4036406A4 EP 4036406 A4 EP4036406 A4 EP 4036406A4 EP 20868244 A EP20868244 A EP 20868244A EP 4036406 A4 EP4036406 A4 EP 4036406A4
Authority
EP
European Patent Office
Prior art keywords
refrigeration
linear compressor
appliance
refrigeration system
refrigeration appliance
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
EP20868244.3A
Other languages
German (de)
French (fr)
Other versions
EP4036406A1 (en
Inventor
Gregory William Hahn
Justin BURNS
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.)
Qingdao Haier Refrigerator Co Ltd
Haier Smart Home Co Ltd
Haier US Appliance Solutions Inc
Original Assignee
Qingdao Haier Refrigerator Co Ltd
Haier Smart Home Co Ltd
Haier US Appliance Solutions 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 Qingdao Haier Refrigerator Co Ltd, Haier Smart Home Co Ltd, Haier US Appliance Solutions Inc filed Critical Qingdao Haier Refrigerator Co Ltd
Publication of EP4036406A1 publication Critical patent/EP4036406A1/en
Publication of EP4036406A4 publication Critical patent/EP4036406A4/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
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
    • F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
    • F04B35/045—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric using solenoids
    • 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
    • F04B39/0223—Lubrication characterised by the compressor type
    • F04B39/023—Hermetic compressors
    • 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
    • F04B39/0223—Lubrication characterised by the compressor type
    • F04B39/023—Hermetic compressors
    • F04B39/0261—Hermetic compressors with an auxiliary oil pump
    • 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
    • F04B39/0284—Constructional details, e.g. reservoirs in the casing
    • F04B39/0292—Lubrication of pistons or cylinders
    • 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
    • F04B39/04—Measures to avoid lubricant contaminating the pumped fluid
    • F04B39/041—Measures to avoid lubricant contaminating the pumped fluid sealing for a reciprocating rod
    • 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
    • F04B39/16—Filtration; Moisture separation
    • 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
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/06—Control using electricity
    • F04B49/065—Control using electricity and making use of computers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B31/00—Compressor arrangements
    • F25B31/002—Lubrication
    • F25B31/004—Lubrication oil recirculating arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B31/00—Compressor arrangements
    • F25B31/02—Compressor arrangements of motor-compressor units
    • F25B31/023—Compressor arrangements of motor-compressor units with compressor of reciprocating-piston type
    • 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
    • F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/07—Details of compressors or related parts
    • F25B2400/073—Linear compressors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Computer Hardware Design (AREA)
  • Compressor (AREA)
EP20868244.3A 2019-09-26 2020-09-24 Linear compressor for refrigeration appliance and refrigeration system Pending EP4036406A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16/583,681 US20210095652A1 (en) 2019-09-26 2019-09-26 Linear compressor and sealed system for an appliance
PCT/CN2020/117284 WO2021057827A1 (en) 2019-09-26 2020-09-24 Linear compressor for refrigeration appliance and refrigeration system

Publications (2)

Publication Number Publication Date
EP4036406A1 EP4036406A1 (en) 2022-08-03
EP4036406A4 true EP4036406A4 (en) 2022-08-31

Family

ID=75163104

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20868244.3A Pending EP4036406A4 (en) 2019-09-26 2020-09-24 Linear compressor for refrigeration appliance and refrigeration system

Country Status (4)

Country Link
US (1) US20210095652A1 (en)
EP (1) EP4036406A4 (en)
CN (1) CN114466974B (en)
WO (1) WO2021057827A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102279782B1 (en) * 2020-01-09 2021-07-21 엘지전자 주식회사 Compressor
US11530695B1 (en) * 2021-07-01 2022-12-20 Haier Us Appliance Solutions, Inc. Suction muffler for a reciprocating compressor
CN116265738A (en) * 2021-12-17 2023-06-20 青岛海尔电冰箱有限公司 Compressor oil supply device, compressor and refrigeration equipment
US20230213025A1 (en) * 2022-01-04 2023-07-06 Haier Us Appliance Solutions, Inc. Linear compressor and planar spring assembly
CN116792293A (en) * 2022-03-18 2023-09-22 青岛海尔电冰箱有限公司 Compressor and refrigeration equipment
CN115161059B (en) * 2022-07-18 2023-10-27 山东昱铭环保工程有限公司 Oil gas recovery device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170211869A1 (en) * 2016-01-27 2017-07-27 General Electric Company Sealed System for An Appliance

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69617173T2 (en) * 1995-06-23 2002-06-20 Lg Electronics Inc OIL FEEDER FOR THE FRICTION PART OF A LINEAR COMPRESSOR
DE19922511B4 (en) * 1998-05-18 2004-07-08 Lg Electronics Inc. Oil circulation structure for a linear compressor
US6273688B1 (en) * 1998-10-13 2001-08-14 Matsushita Electric Industrial Co., Ltd. Linear compressor
KR100301509B1 (en) * 1998-12-31 2001-11-15 구자홍 Structure for discharging oil in linear compressor
KR20060086674A (en) * 2005-01-27 2006-08-01 엘지전자 주식회사 Oil pumping apparatus for linear compressor
US20070134108A1 (en) * 2005-12-13 2007-06-14 Lg Electronics Inc. Reciprocating compressor
CN101205891A (en) * 2006-12-20 2008-06-25 泰州乐金电子冷机有限公司 Oil supplying device of linear compressor
WO2009054634A2 (en) * 2007-10-24 2009-04-30 Lg Electronics, Inc. Linear compressor
CN104110360B (en) * 2013-04-22 2016-09-28 青岛海尔智能技术研发有限公司 A kind of linear compressor and lubricating method thereof
CN103362783B (en) * 2013-06-27 2015-08-05 天津探峰科技有限公司 A kind of Linearkompressor
CN108457840B (en) * 2017-12-19 2019-08-06 天津探峰科技有限公司 A kind of Linearkompressor with fueller

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170211869A1 (en) * 2016-01-27 2017-07-27 General Electric Company Sealed System for An Appliance

Also Published As

Publication number Publication date
US20210095652A1 (en) 2021-04-01
CN114466974A (en) 2022-05-10
WO2021057827A1 (en) 2021-04-01
EP4036406A1 (en) 2022-08-03
CN114466974B (en) 2024-03-22

Similar Documents

Publication Publication Date Title
EP4036406A4 (en) Linear compressor for refrigeration appliance and refrigeration system
EP3857144A4 (en) Refrigerator
EP3911902A4 (en) Refrigerator
EP3779192A4 (en) Silencer, compressor assembly, and refrigerator
EP3754273A4 (en) Refrigerator and drawer assembly thereof
EP3957855A4 (en) Compressor and refrigeration device
EP3916326A4 (en) Refrigeration and freezing apparatus
EP4027074A4 (en) Compressor unit and refrigeration device
EP3907452A4 (en) Refrigeration and freezing apparatus
EP3907442A4 (en) Refrigeration system
EP3761483A4 (en) Motor, compressor, and refrigeration device
EP3957857A4 (en) Compressor and refrigeration device
EP4005718A4 (en) Refrigerant pipeline, and refrigeration device
EP4027073A4 (en) Compressor unit and refrigeration device
EP3770529A4 (en) Cryogenic refrigerator
EP3816441A4 (en) Hermetic refrigerant compressor and freezing/refrigerating apparatus using the same
EP3981987A4 (en) Screw compressor, and refrigeration cycle device
EP4060261A4 (en) Defrosting device and refrigerator comprising same
EP4111112A4 (en) Refrigerator
EP4090896A4 (en) Refrigerator
EP4090897A4 (en) Refrigerator
EP3879101A4 (en) Refrigerant compressor and refrigeration apparatus using same
EP4018139A4 (en) Refrigerator
EP4005719A4 (en) Refrigerant piping and refrigeration device
EP3940280A4 (en) Electronic expansion valve and refrigeration system

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

REG Reference to a national code

Ref country code: DE

Ref legal event code: R079

Free format text: PREVIOUS MAIN CLASS: F04B0039020000

Ipc: F04B0035040000

17P Request for examination filed

Effective date: 20220330

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

A4 Supplementary search report drawn up and despatched

Effective date: 20220803

RIC1 Information provided on ipc code assigned before grant

Ipc: F25B 31/02 20060101ALI20220728BHEP

Ipc: F25B 31/00 20060101ALI20220728BHEP

Ipc: F04B 39/12 20060101ALI20220728BHEP

Ipc: F04B 39/02 20060101ALI20220728BHEP

Ipc: F04B 39/16 20060101ALI20220728BHEP

Ipc: F04B 35/04 20060101AFI20220728BHEP

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20231222

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED