EP3904694A4 - HOUSING CAPABLE OF PREVENTING DISTORTION, AND PUMP COMPRISING THE SAME - Google Patents

HOUSING CAPABLE OF PREVENTING DISTORTION, AND PUMP COMPRISING THE SAME Download PDF

Info

Publication number
EP3904694A4
EP3904694A4 EP20700328.6A EP20700328A EP3904694A4 EP 3904694 A4 EP3904694 A4 EP 3904694A4 EP 20700328 A EP20700328 A EP 20700328A EP 3904694 A4 EP3904694 A4 EP 3904694A4
Authority
EP
European Patent Office
Prior art keywords
pump
same
housing capable
preventing distortion
distortion
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.)
Granted
Application number
EP20700328.6A
Other languages
German (de)
French (fr)
Other versions
EP3904694B1 (en
EP3904694A1 (en
Inventor
Sang Seon Lee
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.)
Fine Flow Co Ltd
Original Assignee
Individual
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
Priority claimed from KR1020200000733A external-priority patent/KR102334609B1/en
Application filed by Individual filed Critical Individual
Publication of EP3904694A1 publication Critical patent/EP3904694A1/en
Publication of EP3904694A4 publication Critical patent/EP3904694A4/en
Application granted granted Critical
Publication of EP3904694B1 publication Critical patent/EP3904694B1/en
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
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
    • F04D29/4266—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps made of sheet metal
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
    • F04D29/4286—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps inside lining, e.g. rubber
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/02—Selection of particular materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/02—Selection of particular materials
    • F04D29/026—Selection of particular materials especially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/60—Mounting; Assembling; Disassembling
    • F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
    • F04D29/628—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2230/00—Manufacture
    • F05D2230/20—Manufacture essentially without removing material
    • F05D2230/21—Manufacture essentially without removing material by casting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/40—Organic materials
    • F05D2300/43—Synthetic polymers, e.g. plastics; Rubber

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP20700328.6A 2019-01-25 2020-01-06 Pump casing capable of preventing distortion Active EP3904694B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR20190010045 2019-01-25
KR1020200000733A KR102334609B1 (en) 2019-01-25 2020-01-03 Casing for preventing distortion and pump including the same
PCT/KR2020/000208 WO2020153627A1 (en) 2019-01-25 2020-01-06 Casing capable of preventing distortion, and pump including same

Publications (3)

Publication Number Publication Date
EP3904694A1 EP3904694A1 (en) 2021-11-03
EP3904694A4 true EP3904694A4 (en) 2022-11-09
EP3904694B1 EP3904694B1 (en) 2025-02-19

Family

ID=71736235

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20700328.6A Active EP3904694B1 (en) 2019-01-25 2020-01-06 Pump casing capable of preventing distortion

Country Status (2)

Country Link
EP (1) EP3904694B1 (en)
WO (1) WO2020153627A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2532278Y (en) * 2001-04-25 2003-01-22 宜兴市张泽化工设备厂 Improved corrosion-resistant centrifugal pump
EP2088326A2 (en) * 2008-02-05 2009-08-12 Bombas PSH S.A. Mixed flow centrifugal volute pump for swimming pools
CN201496325U (en) * 2009-07-06 2010-06-02 巢国平 Pump cover of waste acid concentrate axial-flow pump
CN202182054U (en) * 2011-09-23 2012-04-04 杭州新安江工业泵有限公司 All-plastic abration resisting pump

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR800001300Y1 (en) * 1980-01-24 1980-08-25 주식회사 히다찌세이사꾸쇼 Pump unit
KR850002882Y1 (en) * 1984-06-23 1985-12-04 한성공업주식회사 Synthetic resin self-priming centrifugal pump
AU580298B2 (en) * 1985-04-29 1989-01-12 Envirotech Pumpsystems, Inc. Flow-stabilizing volute pump and liner
JP2831899B2 (en) * 1993-04-14 1998-12-02 新日本製鐵株式会社 Lining pump
KR101427791B1 (en) * 2013-01-07 2014-08-08 (주)플로닉스 Methods for manufacturing plastic pumps
KR101893369B1 (en) * 2016-07-20 2018-09-03 이상선 Plastic valve for preventing warping

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2532278Y (en) * 2001-04-25 2003-01-22 宜兴市张泽化工设备厂 Improved corrosion-resistant centrifugal pump
EP2088326A2 (en) * 2008-02-05 2009-08-12 Bombas PSH S.A. Mixed flow centrifugal volute pump for swimming pools
CN201496325U (en) * 2009-07-06 2010-06-02 巢国平 Pump cover of waste acid concentrate axial-flow pump
CN202182054U (en) * 2011-09-23 2012-04-04 杭州新安江工业泵有限公司 All-plastic abration resisting pump

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020153627A1 *

Also Published As

Publication number Publication date
EP3904694B1 (en) 2025-02-19
WO2020153627A1 (en) 2020-07-30
EP3904694A1 (en) 2021-11-03

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