FR3026791B1 - HYDRAULIC MECHANISM WITH MEANS FOR GUIDING PISTON TRANSLATION - Google Patents
HYDRAULIC MECHANISM WITH MEANS FOR GUIDING PISTON TRANSLATION Download PDFInfo
- Publication number
- FR3026791B1 FR3026791B1 FR1459509A FR1459509A FR3026791B1 FR 3026791 B1 FR3026791 B1 FR 3026791B1 FR 1459509 A FR1459509 A FR 1459509A FR 1459509 A FR1459509 A FR 1459509A FR 3026791 B1 FR3026791 B1 FR 3026791B1
- Authority
- FR
- France
- Prior art keywords
- cylinder
- hydraulic mechanism
- cooperate
- cam
- roll
- 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
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
- F04B1/0404—Details or component parts
- F04B1/0439—Supporting or guiding means for the pistons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
- F03C1/00—Reciprocating-piston liquid engines
- F03C1/02—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders
- F03C1/04—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinders in star or fan arrangement
- F03C1/047—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinders in star or fan arrangement the pistons co-operating with an actuated element at the outer ends of the cylinders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
- F03C1/00—Reciprocating-piston liquid engines
- F03C1/22—Reciprocating-piston liquid engines with movable cylinders or cylinder
- F03C1/223—Reciprocating-piston liquid engines with movable cylinders or cylinder having cylinders in star or fan arrangement, the connection of the pistons with an actuated element being at the inner ends of the cylinders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
- F04B1/047—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement with actuating or actuated elements at the outer ends of the cylinders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
- F04B1/10—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement the cylinders being movable, e.g. rotary
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
- F04B1/10—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement the cylinders being movable, e.g. rotary
- F04B1/107—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement the cylinders being movable, e.g. rotary with actuating or actuated elements at the outer ends of the cylinders
- F04B1/1071—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement the cylinders being movable, e.g. rotary with actuating or actuated elements at the outer ends of the cylinders with rotary cylinder blocks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/20—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B5/00—Machines or pumps with differential-surface pistons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/14—Pistons, piston-rods or piston-rod connections
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Reciprocating Pumps (AREA)
- Hydraulic Motors (AREA)
- Actuator (AREA)
Abstract
Mécanisme hydraulique, moteur ou pompe, comprenant une came ; un bloc-cylindres monté rotatif par rapport à la came ; au moins un cylindre (110i, 110e) ménagé dans ce bloc-cylindres ; au moins un ensemble piston apte à coopérer avec un cylindre (110i, 110e), cet ensemble piston comprenant un piston (111i, 111e) monté à coulissement à l'intérieur dudit cylindre (110i, 110e) ; un rouleau (123) monté rotatif sur le piston (111i, 111e) et configuré pour coopérer avec la came, le rouleau (123) étant délimité par deux faces transversales d'extrémité ; des première et deuxième pièces de calage (129) disposées chacune entre une face d'extrémité du rouleau (123) et la face interne du cylindre (110i, 110e) sur laquelle ladite pièce de calage (129) prend appui de manière à maintenir la position axiale du rouleau (123) ; le cylindre (110i, 110e) comporte une rainure (131) pratiquée dans sa face interne, et l'ensemble piston comporte une projection (136) configurée pour coopérer avec la rainure (131) du cylindre (110i, 110e) de manière à maintenir l'orientation du rouleau (123).Hydraulic mechanism, motor or pump, comprising a cam; a cylinder block rotatably mounted relative to the cam; at least one cylinder (110i, 110e) formed in this cylinder block; at least one piston assembly adapted to cooperate with a cylinder (110i, 110e), said piston assembly comprising a piston (111i, 111e) slidably mounted inside said cylinder (110i, 110e); a roller (123) rotatably mounted on the piston (111i, 111e) and configured to cooperate with the cam, the roller (123) being delimited by two transverse end faces; first and second wedging pieces (129) each disposed between an end face of the roll (123) and the inner face of the roll (110i, 110e) on which said wedge piece (129) bears so as to maintain the axial position of the roll (123); the cylinder (110i, 110e) has a groove (131) formed in its inner face, and the piston assembly has a projection (136) configured to cooperate with the groove (131) of the cylinder (110i, 110e) so as to maintain the orientation of the roller (123).
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1459509A FR3026791B1 (en) | 2014-10-03 | 2014-10-03 | HYDRAULIC MECHANISM WITH MEANS FOR GUIDING PISTON TRANSLATION |
PCT/FR2015/052646 WO2016051107A1 (en) | 2014-10-03 | 2015-10-02 | Hydraulic mechanism provided with means for guiding pistons in translational movement |
EP15788134.3A EP3201466B1 (en) | 2014-10-03 | 2015-10-02 | Hydraulic mechanism provided with means for guiding pistons in translational movement |
CN201580053964.5A CN106795870B (en) | 2014-10-03 | 2015-10-02 | The hydraulic mechanism of device equipped with guidance piston translational motion |
FR1650782A FR3032241B1 (en) | 2014-10-03 | 2016-02-01 | HYDRAULIC MECHANISM WITH MEANS FOR GUIDING PISTON TRANSLATION |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1459509A FR3026791B1 (en) | 2014-10-03 | 2014-10-03 | HYDRAULIC MECHANISM WITH MEANS FOR GUIDING PISTON TRANSLATION |
FR1459509 | 2014-10-03 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3026791A1 FR3026791A1 (en) | 2016-04-08 |
FR3026791B1 true FR3026791B1 (en) | 2019-04-19 |
Family
ID=52358898
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1459509A Active FR3026791B1 (en) | 2014-10-03 | 2014-10-03 | HYDRAULIC MECHANISM WITH MEANS FOR GUIDING PISTON TRANSLATION |
FR1650782A Active FR3032241B1 (en) | 2014-10-03 | 2016-02-01 | HYDRAULIC MECHANISM WITH MEANS FOR GUIDING PISTON TRANSLATION |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1650782A Active FR3032241B1 (en) | 2014-10-03 | 2016-02-01 | HYDRAULIC MECHANISM WITH MEANS FOR GUIDING PISTON TRANSLATION |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP3201466B1 (en) |
CN (1) | CN106795870B (en) |
FR (2) | FR3026791B1 (en) |
WO (1) | WO2016051107A1 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3082243B1 (en) * | 2018-06-08 | 2020-08-28 | Poclain Hydraulics Ind | CYLINDER BLOCK INCLUDING A PISTON HOLDING MEANS |
US20240093666A1 (en) * | 2020-12-16 | 2024-03-21 | Sanfoss Power Solutions (Jiangsu) Co. Ltd. | Hydrostatic radial piston unit |
FI130485B (en) * | 2021-08-12 | 2023-09-29 | Black Bruin Oy | Radial piston hydraulic motor comprising hollow rotating shaft inside the motor |
FR3143068A1 (en) * | 2022-12-09 | 2024-06-14 | Poclain Hydraulics Industrie | Hydraulic machine comprising a cylinder block having housings |
FR3143069A1 (en) * | 2022-12-09 | 2024-06-14 | Poclain Hydraulics Industrie | Rotating hydraulic machine equipped with pistons |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4037455C1 (en) * | 1990-11-24 | 1992-02-06 | Mannesmann Rexroth Gmbh, 8770 Lohr, De | |
FR2727471A1 (en) | 1994-11-30 | 1996-05-31 | Poclain Hydraulics Sa | PISTON MECHANISM, MOTOR OR PUMP PROVIDED WITH ROLLERS SUPPORTING ON A CAM |
DE69803674T2 (en) * | 1997-07-07 | 2005-09-08 | Poclain Hydraulics Industrie | BRAKING DEVICE WITH TWO RELATIVE TO TWO ROTATING PARTS |
DE19832696A1 (en) * | 1998-07-21 | 2000-01-27 | Mannesmann Rexroth Ag | Radial piston machine with roller guides, with one of two roller guides for one roller fixed directly, without auxiliary parts, to the cylinder block so that it cannot rotate |
DE102004048711B4 (en) * | 2004-10-06 | 2006-09-14 | Siemens Ag | Radial piston pump with roller tappet |
CN2883675Y (en) * | 2005-05-31 | 2007-03-28 | 深圳清华大学研究院 | Plametary cylinder type planger pump or motor |
FR2940672B1 (en) * | 2008-12-31 | 2011-01-21 | Poclain Hydraulics Ind | HYDRAULIC MOTOR WITH RADIAL PISTONS AND CYLINDER CONTROL |
DE102009013886A1 (en) * | 2009-03-19 | 2010-09-23 | Linde Material Handling Gmbh | Hydrostatic displacement body machine, particularly axial piston machine, has cylindrical drum that is arranged around rotating axis in rotating manner, where cylindrical drum is provided with piston clearance |
FR2955903B1 (en) * | 2010-02-01 | 2012-03-16 | Poclain Hydraulics Ind | HYDROBASE-FORMING SUBASSEMBLY FOR HYDRAULIC ENGINES AND METHOD OF ASSEMBLY |
DE102010015417A1 (en) * | 2010-04-19 | 2011-10-20 | Robert Bosch Gmbh | Piston for a radial piston machine |
-
2014
- 2014-10-03 FR FR1459509A patent/FR3026791B1/en active Active
-
2015
- 2015-10-02 WO PCT/FR2015/052646 patent/WO2016051107A1/en active Application Filing
- 2015-10-02 CN CN201580053964.5A patent/CN106795870B/en active Active
- 2015-10-02 EP EP15788134.3A patent/EP3201466B1/en active Active
-
2016
- 2016-02-01 FR FR1650782A patent/FR3032241B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
WO2016051107A1 (en) | 2016-04-07 |
FR3026791A1 (en) | 2016-04-08 |
FR3032241B1 (en) | 2019-05-24 |
CN106795870A (en) | 2017-05-31 |
EP3201466A1 (en) | 2017-08-09 |
CN106795870B (en) | 2019-04-02 |
EP3201466B1 (en) | 2020-04-15 |
FR3032241A1 (en) | 2016-08-05 |
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