WO2010102722A2 - Hydraulische zahnradmaschine - Google Patents
Hydraulische zahnradmaschine Download PDFInfo
- Publication number
- WO2010102722A2 WO2010102722A2 PCT/EP2010/001163 EP2010001163W WO2010102722A2 WO 2010102722 A2 WO2010102722 A2 WO 2010102722A2 EP 2010001163 W EP2010001163 W EP 2010001163W WO 2010102722 A2 WO2010102722 A2 WO 2010102722A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- gear
- bearing
- pressure
- machine according
- gear machine
- Prior art date
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
- F04C2/18—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 similar tooth forms
-
- 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
- F04C15/0042—Systems for the equilibration of forces acting on the machines or pump
-
- 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
Definitions
- a first pressure groove completely concentrically encircling a first bearing eye and a second pressure groove a pitch circle surrounding a second bearing eye introduced.
- the pressure grooves are then connected via a pressure medium connection with the high pressure of the gear machine in pressure medium connection.
- Figure 2 is a side view of a simplified representation of a package of bearing bodies and gears of the gear machine of Figure 1;
- FIG. 1 shows a longitudinal section of a designed as a gear machine 1 hydraulic working machine according to an embodiment is shown.
- This has a machine housing 2, which is closed by means of two housing cover 4 and 6.
- the right in Figure 1 housing cover 6 of the gear machine 1 is penetrated by a first bearing shaft 8, on softer a first gear 10 is disposed within the machine housing 2.
- the first gear 10 is connected to a second gear 12 via a helical gear 14 into engagement, wherein the gear 12 is rotatably mounted on a second bearing shaft 16.
- the first and second bearing shaft 8 and 16 are each guided in two plain bearings 18, 20 and 22, 24.
- the right in Figure 1 sliding bearings 20, 24 are received in a bearing body 26 and the left in Figure 1 slide bearings 18, 22 in a bearing body 28.
- an axial seal 46 is respectively introduced into the end faces 38 and 40 of the bearing bodies 26 and 28 for the separation of a high and a low pressure region of the gear machine 1.
- a shaft sealing ring 48 seals the penetration of the first bearing shaft 8 through the housing cover 6 on the right in FIG.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Hydraulic Motors (AREA)
- Rotary Pumps (AREA)
- Gear Transmission (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BRPI1009517-9A BRPI1009517B1 (pt) | 2009-03-12 | 2010-02-25 | máquina de rodas dentadas |
EP10708110.1A EP2406497B1 (de) | 2009-03-12 | 2010-02-25 | Hydraulische zahnradmaschine |
US13/256,053 US8979518B2 (en) | 2009-03-12 | 2010-02-25 | Hydraulic toothed wheel machine |
JP2011553314A JP5535246B2 (ja) | 2009-03-12 | 2010-02-25 | 液圧式の歯車機械 |
CN201080011318.XA CN102348897B (zh) | 2009-03-12 | 2010-02-25 | 液压式齿轮机 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102009012853A DE102009012853A1 (de) | 2009-03-12 | 2009-03-12 | Hydraulische Zahnradmaschine |
DE102009012853.0 | 2009-03-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2010102722A2 true WO2010102722A2 (de) | 2010-09-16 |
WO2010102722A3 WO2010102722A3 (de) | 2011-09-22 |
Family
ID=42557916
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2010/001163 WO2010102722A2 (de) | 2009-03-12 | 2010-02-25 | Hydraulische zahnradmaschine |
Country Status (7)
Country | Link |
---|---|
US (1) | US8979518B2 (de) |
EP (1) | EP2406497B1 (de) |
JP (1) | JP5535246B2 (de) |
CN (1) | CN102348897B (de) |
BR (1) | BRPI1009517B1 (de) |
DE (1) | DE102009012853A1 (de) |
WO (1) | WO2010102722A2 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140341767A1 (en) * | 2011-10-13 | 2014-11-20 | Vhit S.P.A. | Rotary vacuum pump |
US9366250B1 (en) | 2013-06-27 | 2016-06-14 | Sumitomo Precision Products Co., Ltd. | Hydraulic device |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010055682A1 (de) | 2010-12-22 | 2012-06-28 | Robert Bosch Gmbh | Gehäuse einer Außenzahnradmaschine und Außenzahnradmaschine |
DE102012212829A1 (de) | 2012-07-23 | 2014-01-23 | Robert Bosch Gmbh | Zahnradmaschine mit Drehzahlmessung anhand der Druckpulsation |
DE102012217115A1 (de) | 2012-09-24 | 2014-03-27 | Robert Bosch Gmbh | Zahnradmaschine mit von der Kreisform abweichendem Niederdruckanschluss |
DE102012217400A1 (de) | 2012-09-26 | 2014-03-27 | Robert Bosch Gmbh | Zahnradmaschine mit einer Nut zur Aufnahme eines Einlaufgrates |
DE102012219521A1 (de) | 2012-10-25 | 2014-04-30 | Robert Bosch Gmbh | Dichtungsanordnung mit Dichtschnur und Steg |
DE102012220446A1 (de) | 2012-11-09 | 2014-05-15 | Robert Bosch Gmbh | Zahnradmaschine mit Druckentlastung des Quetschraums |
DE102013202917A1 (de) | 2013-02-22 | 2014-08-28 | Robert Bosch Gmbh | Zahnradmaschine mit erhöhter Partikelrobustheit |
JP5950020B2 (ja) * | 2013-03-12 | 2016-07-13 | 株式会社島津製作所 | 歯車ポンプ又はモータ |
ITAN20130102A1 (it) * | 2013-05-30 | 2014-12-01 | Marzocchi Pompe S P A | Pompa o motore idraulico ad ingranaggi a dentatura elicoidale con sistema idraulico per il bilanciamento di forze assiali. |
JP5761283B2 (ja) * | 2013-09-18 | 2015-08-12 | ダイキン工業株式会社 | ギヤポンプまたはギヤモータ |
JP6075346B2 (ja) | 2014-09-30 | 2017-02-08 | ダイキン工業株式会社 | 歯車ポンプ又は歯車モータ |
US10584747B1 (en) * | 2018-12-03 | 2020-03-10 | Hamilton Sundstrand Corporation | Fuel pump bearing with non-concentric inner diameters |
CN110594150B (zh) * | 2019-10-24 | 2021-02-23 | 山东大学 | 轴向和径向静压支承的螺旋齿双圆弧齿形液压齿轮泵 |
CN111271217A (zh) * | 2020-04-04 | 2020-06-12 | 赵学清 | 一种利用液压系统回油压力发电的装置 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1291526A2 (de) | 2001-09-07 | 2003-03-12 | Mario Antonio Morselli | Zahnradförderpumpe |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3658452A (en) | 1969-11-18 | 1972-04-25 | Shimadzu Corp | Gear pump or motor |
DE2315630A1 (de) * | 1973-03-29 | 1974-10-17 | Bosch Gmbh Robert | Zahnradmaschine |
JPS542407Y1 (de) * | 1973-07-12 | 1979-02-01 | ||
AT355916B (de) * | 1976-07-13 | 1980-03-25 | Akzo Nv | Zahnradpumpe mit verminderter leistungsaufnahme zum foerdern viskoser fluessigkeiten |
IT1124357B (it) * | 1979-11-23 | 1986-05-07 | Marzocchi Paolo & Adriano | Perfezionamenti particolarmente adatti per le pompe e per i motori idraulici ad ingranaggi di tipo elicoidale |
US4781552A (en) | 1985-11-27 | 1988-11-01 | Jean Malfit | High pressure hydraulic generator receiver for power transmission |
JPH09280181A (ja) * | 1996-04-09 | 1997-10-28 | Shimadzu Corp | ギヤポンプ |
DE19924057A1 (de) * | 1999-05-26 | 2000-11-30 | Bosch Gmbh Robert | Zahnradmaschine (Pumpe oder Motor) |
WO2004057193A1 (de) | 2002-12-19 | 2004-07-08 | Haldex Hydraulics Gmbh | Zahnradmaschine mit axialen seitenplatten |
KR101012465B1 (ko) * | 2006-02-20 | 2011-02-08 | 시마즈멕템가부시기가이샤 | 기어펌프 |
-
2009
- 2009-03-12 DE DE102009012853A patent/DE102009012853A1/de not_active Withdrawn
-
2010
- 2010-02-25 JP JP2011553314A patent/JP5535246B2/ja active Active
- 2010-02-25 WO PCT/EP2010/001163 patent/WO2010102722A2/de active Application Filing
- 2010-02-25 US US13/256,053 patent/US8979518B2/en active Active
- 2010-02-25 CN CN201080011318.XA patent/CN102348897B/zh active Active
- 2010-02-25 EP EP10708110.1A patent/EP2406497B1/de active Active
- 2010-02-25 BR BRPI1009517-9A patent/BRPI1009517B1/pt active IP Right Grant
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1291526A2 (de) | 2001-09-07 | 2003-03-12 | Mario Antonio Morselli | Zahnradförderpumpe |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140341767A1 (en) * | 2011-10-13 | 2014-11-20 | Vhit S.P.A. | Rotary vacuum pump |
US9388810B2 (en) * | 2011-10-13 | 2016-07-12 | Vhit S.P.A. | Rotary vacuum pump with circumferential groove for a lubricating and sealing fluid |
US9366250B1 (en) | 2013-06-27 | 2016-06-14 | Sumitomo Precision Products Co., Ltd. | Hydraulic device |
Also Published As
Publication number | Publication date |
---|---|
CN102348897A (zh) | 2012-02-08 |
DE102009012853A1 (de) | 2010-09-16 |
JP2012519798A (ja) | 2012-08-30 |
JP5535246B2 (ja) | 2014-07-02 |
CN102348897B (zh) | 2015-01-28 |
US20120114514A1 (en) | 2012-05-10 |
WO2010102722A3 (de) | 2011-09-22 |
EP2406497A2 (de) | 2012-01-18 |
BRPI1009517B1 (pt) | 2020-07-28 |
US8979518B2 (en) | 2015-03-17 |
EP2406497B1 (de) | 2017-01-11 |
BRPI1009517A2 (pt) | 2016-07-12 |
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