EP3292308A4 - Stator - Google Patents

Stator Download PDF

Info

Publication number
EP3292308A4
EP3292308A4 EP15891392.1A EP15891392A EP3292308A4 EP 3292308 A4 EP3292308 A4 EP 3292308A4 EP 15891392 A EP15891392 A EP 15891392A EP 3292308 A4 EP3292308 A4 EP 3292308A4
Authority
EP
European Patent Office
Prior art keywords
stator
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
EP15891392.1A
Other languages
German (de)
English (en)
Other versions
EP3292308A1 (fr
EP3292308B1 (fr
Inventor
Jesse B. ROTHSCHILD
Dwight P. JONES
Mark P. Noah
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.)
Penn United Technologies Inc
Original Assignee
Penn United Technologies 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 Penn United Technologies Inc filed Critical Penn United Technologies Inc
Priority claimed from PCT/US2015/058921 external-priority patent/WO2016178710A1/fr
Publication of EP3292308A1 publication Critical patent/EP3292308A1/fr
Publication of EP3292308A4 publication Critical patent/EP3292308A4/fr
Application granted granted Critical
Publication of EP3292308B1 publication Critical patent/EP3292308B1/fr
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
    • F04C2/1073—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 where one member is stationary while the other member rotates and orbits
    • F04C2/1075—Construction of the stationary member
    • 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
    • F04C2230/00—Manufacture
    • F04C2230/20—Manufacture essentially without removing material
    • F04C2230/23—Manufacture essentially without removing material by permanently joining parts together
    • 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
    • F04C2240/10—Stators
    • 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
    • F04C2240/20—Rotors
    • 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
    • F04C2240/70—Use of multiplicity of similar components; Modular construction
EP15891392.1A 2015-05-04 2015-11-04 Stator Active EP3292308B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201562156512P 2015-05-04 2015-05-04
PCT/US2015/058921 WO2016178710A1 (fr) 2015-05-04 2015-11-04 Stator

Publications (3)

Publication Number Publication Date
EP3292308A1 EP3292308A1 (fr) 2018-03-14
EP3292308A4 true EP3292308A4 (fr) 2018-12-12
EP3292308B1 EP3292308B1 (fr) 2020-06-10

Family

ID=61099080

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15891392.1A Active EP3292308B1 (fr) 2015-05-04 2015-11-04 Stator

Country Status (3)

Country Link
EP (1) EP3292308B1 (fr)
CN (1) CN107709778B (fr)
HK (1) HK1244525A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021006414A1 (de) * 2021-12-30 2023-07-06 Seepex Gmbh Stator für eine Exzenterschneckenpumpe

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2712122A1 (de) * 1977-03-19 1978-09-28 Streicher Foerdertech Exzenterschneckenpumpe
US4144001A (en) * 1977-03-29 1979-03-13 Fordertechnik Streicher Gmbh Eccentric worm pump with annular wearing elements
US5832604A (en) * 1995-09-08 1998-11-10 Hydro-Drill, Inc. Method of manufacturing segmented stators for helical gear pumps and motors
US20130149182A1 (en) * 2010-08-16 2013-06-13 National Oilwell Varco, L.P. Reinforced Stators and Fabrication Methods
US20140308145A1 (en) * 2013-04-11 2014-10-16 Cameron International Corporation Progressing cavity stator

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3975121A (en) * 1973-11-14 1976-08-17 Smith International, Inc. Wafer elements for progressing cavity stators
US5807087A (en) * 1997-03-21 1998-09-15 Tarby, Inc. Stator assembly for a progressing cavity pump
CA2409054C (fr) * 2002-10-21 2009-09-08 Noetic Engineering Inc., Methode de formage d'un stator moineau, et stator moineau
US9347266B2 (en) * 2009-11-13 2016-05-24 Schlumberger Technology Corporation Stator inserts, methods of fabricating the same, and downhole motors incorporating the same

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2712122A1 (de) * 1977-03-19 1978-09-28 Streicher Foerdertech Exzenterschneckenpumpe
US4144001A (en) * 1977-03-29 1979-03-13 Fordertechnik Streicher Gmbh Eccentric worm pump with annular wearing elements
US5832604A (en) * 1995-09-08 1998-11-10 Hydro-Drill, Inc. Method of manufacturing segmented stators for helical gear pumps and motors
US20130149182A1 (en) * 2010-08-16 2013-06-13 National Oilwell Varco, L.P. Reinforced Stators and Fabrication Methods
US20140308145A1 (en) * 2013-04-11 2014-10-16 Cameron International Corporation Progressing cavity stator

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2016178710A1 *

Also Published As

Publication number Publication date
CN107709778A (zh) 2018-02-16
EP3292308A1 (fr) 2018-03-14
EP3292308B1 (fr) 2020-06-10
CN107709778B (zh) 2019-11-05
HK1244525A1 (zh) 2018-08-10

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