DE502006002188D1 - Exzenterschneckenpumpe - Google Patents

Exzenterschneckenpumpe

Info

Publication number
DE502006002188D1
DE502006002188D1 DE502006002188T DE502006002188T DE502006002188D1 DE 502006002188 D1 DE502006002188 D1 DE 502006002188D1 DE 502006002188 T DE502006002188 T DE 502006002188T DE 502006002188 T DE502006002188 T DE 502006002188T DE 502006002188 D1 DE502006002188 D1 DE 502006002188D1
Authority
DE
Germany
Prior art keywords
inner part
consist
screw pump
axial direction
eccentric screw
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
DE502006002188T
Other languages
English (en)
Inventor
Esben Gronborg Brun
Soren Hansen
Per H Andreasen
Helge Grann
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.)
Grundfos Management AS
Original Assignee
Grundfos Management AS
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 Grundfos Management AS filed Critical Grundfos Management AS
Publication of DE502006002188D1 publication Critical patent/DE502006002188D1/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
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
    • F04C2/107—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth
    • F04C2/1071—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth the inner and outer member having a different number of threads and one of the two being made of elastic materials, e.g. Moineau 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
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0003—Sealing arrangements in rotary-piston machines or pumps
    • F04C15/0007—Radial sealings for working fluid
    • F04C15/0019—Radial sealing elements specially adapted for intermeshing-engagement type machines or pumps, e.g. gear machines or 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
    • F04C2250/00—Geometry
    • F04C2250/20—Geometry of the rotor
    • F04C2250/201—Geometry of the rotor conical shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2203/00—Non-metallic inorganic materials
    • F05C2203/08—Ceramics; Oxides
DE502006002188T 2006-01-26 2006-01-26 Exzenterschneckenpumpe Active DE502006002188D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP06001518A EP1813812B1 (de) 2006-01-26 2006-01-26 Exzenterschneckenpumpe

Publications (1)

Publication Number Publication Date
DE502006002188D1 true DE502006002188D1 (de) 2009-01-08

Family

ID=36581669

Family Applications (1)

Application Number Title Priority Date Filing Date
DE502006002188T Active DE502006002188D1 (de) 2006-01-26 2006-01-26 Exzenterschneckenpumpe

Country Status (7)

Country Link
US (1) US8152499B2 (de)
EP (1) EP1813812B1 (de)
CN (1) CN101375061B (de)
AT (1) ATE415560T1 (de)
DE (1) DE502006002188D1 (de)
PL (1) PL1813812T3 (de)
WO (1) WO2007085437A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202009002823U1 (de) * 2009-03-02 2009-07-30 Daunheimer, Ralf Exzenterschneckenpumpe
GB0906768D0 (en) * 2009-04-21 2009-06-03 Pdd Innovations Ltd Pumps
JP5331253B2 (ja) * 2010-08-25 2013-10-30 古河産機システムズ株式会社 一軸偏心ねじポンプにおけるステータシール構造
WO2015124918A1 (en) 2014-02-18 2015-08-27 Vert Rotors Uk Limited Rotary positive-displacement machine
CN104047846B (zh) * 2014-06-09 2018-05-15 无锡市恒烽水煤浆有限公司 耐磨损高压单螺杆泵
JP5802914B1 (ja) * 2014-11-14 2015-11-04 兵神装備株式会社 流動体搬送装置
US10174973B2 (en) 2015-08-27 2019-01-08 Vert Rotors Uk Limited Miniature low-vibration active cooling system with conical rotary compressor
US9776739B2 (en) 2015-08-27 2017-10-03 Vert Rotors Uk Limited Miniature low-vibration active cooling system with conical rotary compressor
DE102016207249B3 (de) * 2016-04-28 2017-08-24 BSH Hausgeräte GmbH Haushaltsgerät
CN106337806A (zh) * 2016-11-18 2017-01-18 天津泵业机械集团有限公司 高温铝液输送泵
DE102017100715A1 (de) * 2017-01-16 2018-07-19 Hugo Vogelsang Maschinenbau Gmbh Regelung der Spaltgeometrie in einer Exzenterschneckenpumpe
CN109723637A (zh) * 2019-01-25 2019-05-07 无锡恒信北石科技有限公司 适用于石油领域的全金属锥形组合螺杆泵
WO2020185749A1 (en) * 2019-03-11 2020-09-17 National Oilwell Varco, L.P. Progressing cavity devices and assemblies for coupling multiple stages of progressing cavity devices

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2733854A (en) * 1956-02-07 chang
US2401189A (en) * 1944-05-12 1946-05-28 Francisco A Quiroz Rotary pump construction
US2527673A (en) * 1947-02-28 1950-10-31 Robbins & Myers Internal helical gear pump
US2957427A (en) 1956-12-28 1960-10-25 Walter J O'connor Self-regulating pumping mechanism
FR1284388A (fr) * 1961-03-21 1962-02-09 Machine pour le transport sous pression de mortier, ciment ou produits similaires
DE1553197A1 (de) * 1965-09-08 1970-08-06 Schlecht Dipl Ing Karl Exzenterschneckenpumpe mit verschiebbarem Stator
US3938744A (en) * 1974-09-05 1976-02-17 Allen Clifford H Positive displacement rotary pump and drive coupling therefor
DE2524741A1 (de) * 1975-06-04 1976-12-16 Hermann Kraemer Rotationskolbenpumpe
DE2632716A1 (de) * 1976-07-21 1978-01-26 Martin Theodor Melchior Fluessigkeitspumpe, insbesondere fuer gips-anwurfgeraete
US6354824B1 (en) * 2000-03-09 2002-03-12 Kudu Industries, Inc. Ceramic hardfacing for progressing cavity pump rotors
RU2214513C1 (ru) * 2002-04-24 2003-10-20 Давыдов Владимир Всеволодович Героторная машина

Also Published As

Publication number Publication date
US20090214369A1 (en) 2009-08-27
CN101375061B (zh) 2011-04-06
CN101375061A (zh) 2009-02-25
EP1813812B1 (de) 2008-11-26
US8152499B2 (en) 2012-04-10
PL1813812T3 (pl) 2009-05-29
ATE415560T1 (de) 2008-12-15
EP1813812A1 (de) 2007-08-01
WO2007085437A1 (de) 2007-08-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition