BR112021008020A2 - bomba de fuso helicoidal regulável - Google Patents

bomba de fuso helicoidal regulável Download PDF

Info

Publication number
BR112021008020A2
BR112021008020A2 BR112021008020-1A BR112021008020A BR112021008020A2 BR 112021008020 A2 BR112021008020 A2 BR 112021008020A2 BR 112021008020 A BR112021008020 A BR 112021008020A BR 112021008020 A2 BR112021008020 A2 BR 112021008020A2
Authority
BR
Brazil
Prior art keywords
chamber
spindle
pump
valve
hydraulic
Prior art date
Application number
BR112021008020-1A
Other languages
English (en)
Portuguese (pt)
Inventor
Franz Pawellek
Original Assignee
Nidec Gpm Gmbh
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 Nidec Gpm Gmbh filed Critical Nidec Gpm Gmbh
Publication of BR112021008020A2 publication Critical patent/BR112021008020A2/pt

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
    • F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C2/14—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C2/16—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw 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
    • F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
    • F04C14/24—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves
    • 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
    • F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C18/16—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw 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
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
    • F04C29/124—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps
    • F04C29/126—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps of the non-return 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
    • F04C2210/00—Fluid
    • F04C2210/20—Fluid liquid, i.e. incompressible
    • F04C2210/206—Oil
    • 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
    • F04C2240/50—Bearings
    • 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
    • F04C2240/60—Shafts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
  • Rotary Pumps (AREA)
BR112021008020-1A 2018-12-10 2019-11-14 bomba de fuso helicoidal regulável BR112021008020A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102018131587.2 2018-12-10
DE102018131587.2A DE102018131587A1 (de) 2018-12-10 2018-12-10 Regelbare Schraubenspindelpumpe
PCT/EP2019/081324 WO2020120064A1 (de) 2018-12-10 2019-11-14 Regelbare schraubenspindelpumpe

Publications (1)

Publication Number Publication Date
BR112021008020A2 true BR112021008020A2 (pt) 2021-08-03

Family

ID=68610214

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112021008020-1A BR112021008020A2 (pt) 2018-12-10 2019-11-14 bomba de fuso helicoidal regulável

Country Status (5)

Country Link
US (1) US20220049697A1 (zh)
CN (1) CN113227579A (zh)
BR (1) BR112021008020A2 (zh)
DE (1) DE102018131587A1 (zh)
WO (1) WO2020120064A1 (zh)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021133106A1 (de) 2021-12-14 2023-06-15 Leistritz Pumpen Gmbh Schraubenspindelpumpe
DE102021133109A1 (de) 2021-12-14 2023-06-15 Leistritz Pumpen Gmbh Schraubenspindelpumpe
DE102021133112A1 (de) 2021-12-14 2023-06-15 Leistritz Pumpen Gmbh Schraubenspindelpumpe

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE504283C (de) * 1926-11-24 1930-08-02 Georg Koeppel Einrichtung zur Leistungsaenderung von Drehkolbenpumpen, insbesondere Schraubenpumpen
US2171146A (en) * 1936-12-02 1939-08-29 Imo Industri Ab Hydraulic rotary engine
GB1171291A (en) * 1965-10-12 1969-11-19 Svenska Rotor Maskiner Ab Screw Rotor Machines
GB1484994A (en) * 1973-09-03 1977-09-08 Svenska Rotor Maskiner Ab Shaft seal system for screw compressors
US4388048A (en) * 1981-03-10 1983-06-14 Dunham Bush, Inc. Stepping type unloading system for helical screw rotary compressor
US4412788A (en) * 1981-04-20 1983-11-01 Durham-Bush, Inc. Control system for screw compressor
SE439042B (sv) * 1983-07-20 1985-05-28 Imo Ab Skruvpump med regleranordning
US4515540A (en) * 1983-11-22 1985-05-07 Frick Company Variable liquid refrigerant injection port locator for screw compressor equipped with automatic variable volume ratio
US4929161A (en) * 1987-10-28 1990-05-29 Hitachi, Ltd. Air-cooled oil-free rotary-type compressor
DE19625564C2 (de) * 1996-06-26 2000-06-08 Bosch Gmbh Robert Kraftstoff-Förderpumpe für eine Kraftstoff-Einspritzpumpe für Brennkraftmaschinen
JP4110123B2 (ja) * 2004-07-12 2008-07-02 株式会社神戸製鋼所 スクリュ圧縮機
ITVI20050272A1 (it) * 2005-10-14 2007-04-15 Refcomp Spa Compressore volumetrico a vite perfezionato
DE102009056218A1 (de) 2009-11-28 2011-06-01 Robert Bosch Gmbh Schraubenspindelpumpe mit integriertem Druckbegrenzungsventil
DE102010019044B4 (de) * 2010-05-03 2014-09-04 Geräte- und Pumpenbau GmbH Dr. Eugen Schmidt Schmierstoffventil für Ölpumpen von Verbrennungsmotoren
CN204099200U (zh) * 2014-09-23 2015-01-14 江森自控空调冷冻设备(无锡)有限公司 可调内容积比的螺杆压缩机

Also Published As

Publication number Publication date
DE102018131587A1 (de) 2020-06-10
CN113227579A (zh) 2021-08-06
US20220049697A1 (en) 2022-02-17
WO2020120064A1 (de) 2020-06-18

Similar Documents

Publication Publication Date Title
BR112021008020A2 (pt) bomba de fuso helicoidal regulável
CN104110286B (zh) 用于可逆式电动机调节器的中心阀
DE102004003335B4 (de) Motorölsystem mit Verstellpumpe
CN102102557B (zh) 控制阀装置
DE102011004172B3 (de) Kühlmittelpumpe mit verstellbarem Fördervolumen
DE102008039038B4 (de) Nockenwellenversteller
DE102013018205B3 (de) Regelbare Kühlmittelpumpe
DE102014210664A1 (de) Verstellpumpe
DE102014009367B3 (de) Regelbare Kühlmittelpumpe
US10280818B2 (en) Fluid control valve
DE10239364A1 (de) Einrichtung zur Regelung der Pumpleistung einer Schmiermittelpumpe für eine Brennkraftmaschine
KR101845596B1 (ko) 스로틀 제어되는 유압식 피스톤 펌프
DE102014219565B4 (de) Äußerer Aktuator für eine Läuferabdeckscheibe einer verstellbaren Wasserpumpe
DE112015000171T5 (de) Motorölzufuhrvorrichtung
US7086366B1 (en) Energy efficient fluid pump
DE102018101026A1 (de) Motorölpumpe mit elektronischer öldrucksteuerung
DE102016201414B4 (de) Brennkraftmaschine mit Ölkreislauf
EP2406498B1 (de) Regelbare kühlmittelpumpe
BR102015015993B1 (pt) Sistema de óleo de lubrificação para um motor de combustão interna, método para ajustar uma pressão de óleo de um sistema de óleo de lubrificação e motor de combustão interna, em particular para veículos industriais ou comerciais
EP3371464A1 (de) Verfahren zur regelung einer mechanisch regelbaren kühlmittelpumpe für eine verbrennungskraftmaschine
EP2682573B1 (en) Control valve
JP6258772B2 (ja) 内燃機関の流量制御弁
WO2016067955A1 (ja) ターボチャージャの潤滑油供給機構
DE102012202341A1 (de) Radiallager für einen Abgasturbolader
EP3290713B1 (de) Kühlmittelpumpenanordnung für den kfz-bereich sowie ein kühlmittelkreislauf für eine verbrennungskraftmaschine

Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]