EP3971420A4 - Verdichter und kühlvorrichtung - Google Patents

Verdichter und kühlvorrichtung Download PDF

Info

Publication number: EP3971420A4
Authority: EP; European Patent Office
Prior art keywords: refrigerator; compressor
Prior art date: 2019-07-11
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP20836964.5A

Other languages

English (en)

French (fr)

Other versions

EP3971420A1 (de

Inventor

Toshiyuki Toyama

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.)

2019-07-11

Filing date

2020-06-01

Publication date

2022-08-03

2020-06-01 Application filed by Daikin Industries Ltd filed Critical Daikin Industries Ltd

2022-03-23 Publication of EP3971420A1 publication Critical patent/EP3971420A1/de

2022-08-03 Publication of EP3971420A4 publication Critical patent/EP3971420A4/de

Status Withdrawn legal-status Critical Current

Links

Classifications

- 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
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
- F25B43/02—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat for separating lubricants from the refrigerant
- 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
- 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
- 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
- F04B39/121—Casings
- 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
- F04B39/123—Fluid connections
- 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
- F04C29/026—Lubricant separation
- 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
- F25B31/026—Compressor arrangements of motor-compressor units with compressor of rotary type
- 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
- F04C2240/00—Components
- F04C2240/30—Casings or housings

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Chemical & Material Sciences (AREA)
Analytical Chemistry (AREA)
Power Engineering (AREA)
Applications Or Details Of Rotary Compressors (AREA)
Compressor (AREA)

EP20836964.5A 2019-07-11 2020-06-01 Verdichter und kühlvorrichtung Withdrawn EP3971420A4 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2019129494A JP2021014812A (ja)	2019-07-11	2019-07-11	圧縮機及び冷凍装置
PCT/JP2020/021574 WO2021005918A1 (ja)	2019-07-11	2020-06-01	圧縮機及び冷凍装置

Publications (2)

Publication Number	Publication Date
EP3971420A1 EP3971420A1 (de)	2022-03-23
EP3971420A4 true EP3971420A4 (de)	2022-08-03

Family

ID=74113944

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP20836964.5A Withdrawn EP3971420A4 (de)	2019-07-11	2020-06-01	Verdichter und kühlvorrichtung

Country Status (5)

Country	Link
US (1)	US20220128280A1 (de)
EP (1)	EP3971420A4 (de)
JP (1)	JP2021014812A (de)
CN (1)	CN114072583A (de)
WO (1)	WO2021005918A1 (de)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS56165788A (en) *	1980-05-23	1981-12-19	Hitachi Ltd	Enclosed scroll compressor
JP2015098785A (ja) *	2013-11-18	2015-05-28	ダイキン工業株式会社	スクロール圧縮機
JP2016113901A (ja) *	2014-12-11	2016-06-23	ジョンソンコントロールズヒタチエアコンディショニングテクノロジー（ホンコン）リミテッド	スクロール圧縮機

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS63167084A (ja) *	1986-12-28	1988-07-11	Daikin Ind Ltd	圧縮機における油戻し装置
EP2113053B1 (de) *	2007-01-15	2015-08-19	LG Electronics Inc.	Verdichter und ölabscheidevorrichtung dafür
JP2009030611A (ja) *	2007-07-30	2009-02-12	Lg Electronics Inc	圧縮機
CN101372961A (zh) *	2007-08-22	2009-02-25	泰州乐金电子冷机有限公司	涡旋式压缩机的油回收装置
CN101684796A (zh) *	2008-09-28	2010-03-31	乐金电子(天津)电器有限公司	涡旋式压缩机
EP2530320B1 (de)	2010-01-27	2019-09-04	Daikin Industries, Ltd.	Verdichter und kühlvorrichtung
JP2016020664A (ja) *	2014-07-15	2016-02-04	ダイキン工業株式会社	スクロール圧縮機
KR102141871B1 (ko) *	2015-05-26	2020-08-07	한온시스템 주식회사	오일회수 수단을 구비한 압축기

2019
- 2019-07-11 JP JP2019129494A patent/JP2021014812A/ja active Pending
2020
- 2020-06-01 WO PCT/JP2020/021574 patent/WO2021005918A1/ja not_active Ceased
- 2020-06-01 CN CN202080049262.0A patent/CN114072583A/zh not_active Withdrawn
- 2020-06-01 EP EP20836964.5A patent/EP3971420A4/de not_active Withdrawn
2022
- 2022-01-10 US US17/572,151 patent/US20220128280A1/en not_active Abandoned

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS56165788A (en) *	1980-05-23	1981-12-19	Hitachi Ltd	Enclosed scroll compressor
JP2015098785A (ja) *	2013-11-18	2015-05-28	ダイキン工業株式会社	スクロール圧縮機
JP2016113901A (ja) *	2014-12-11	2016-06-23	ジョンソンコントロールズヒタチエアコンディショニングテクノロジー（ホンコン）リミテッド	スクロール圧縮機

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021005918A1 *

Also Published As

Publication number	Publication date
CN114072583A (zh)	2022-02-18
WO2021005918A1 (ja)	2021-01-14
EP3971420A1 (de)	2022-03-23
US20220128280A1 (en)	2022-04-28
JP2021014812A (ja)	2021-02-12

Legal Events

Date	Code	Title	Description
2021-01-18	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
2022-02-18	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
2022-02-18	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2022-03-23	17P	Request for examination filed	Effective date: 20211214
2022-03-23	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
2022-08-03	A4	Supplementary search report drawn up and despatched	Effective date: 20220706
2022-08-03	RIC1	Information provided on ipc code assigned before grant	Ipc: F04C 23/00 20060101ALI20220630BHEP Ipc: F04B 39/02 20060101ALI20220630BHEP Ipc: F04C 29/02 20060101AFI20220630BHEP
2022-10-19	DAV	Request for validation of the european patent (deleted)
2022-10-19	DAX	Request for extension of the european patent (deleted)
2023-01-18	RAP3	Party data changed (applicant data changed or rights of an application transferred)	Owner name: DAIKIN INDUSTRIES, LTD.
2023-05-11	GRAP	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOSNIGR1
2023-05-11	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: GRANT OF PATENT IS INTENDED
2023-06-07	INTG	Intention to grant announced	Effective date: 20230512
2023-07-05	P01	Opt-out of the competence of the unified patent court (upc) registered	Effective date: 20230525
2024-02-02	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2024-03-06	18D	Application deemed to be withdrawn	Effective date: 20230923

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