DE20214801U1 - Hydrostatic direct drive with an axial piston motor in swashplate or swashplate design - Google Patents

Hydrostatic direct drive with an axial piston motor in swashplate or swashplate design

Info

Publication number
DE20214801U1
DE20214801U1 DE20214801U DE20214801U DE20214801U1 DE 20214801 U1 DE20214801 U1 DE 20214801U1 DE 20214801 U DE20214801 U DE 20214801U DE 20214801 U DE20214801 U DE 20214801U DE 20214801 U1 DE20214801 U1 DE 20214801U1
Authority
DE
Germany
Prior art keywords
swash plate
direct drive
piston motor
axial piston
working
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.)
Expired - Lifetime
Application number
DE20214801U
Other languages
German (de)
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.)
Linde Material Handling GmbH
Original Assignee
Linde 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 Linde GmbH filed Critical Linde GmbH
Priority to DE20214801U priority Critical patent/DE20214801U1/en
Publication of DE20214801U1 publication Critical patent/DE20214801U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • F03C1/06—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis
    • F03C1/0636—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
    • F03C1/0644—Component parts
    • F03C1/0647—Particularities in the contacting area between cylinder barrel and valve plate
    • 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
    • F03C1/06—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis
    • F03C1/0636—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
    • F03C1/0644—Component parts
    • F03C1/0663—Casings, housings
    • 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
    • F04B1/122—Details or component parts, e.g. valves, sealings or lubrication means
    • F04B1/124—Pistons
    • F04B1/126—Piston shoe retaining means
    • 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
    • F04C15/0057—Driving elements, brakes, couplings, transmission specially adapted for machines or pumps
    • F04C15/0084—Brakes, braking assemblies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K7/0015—Disposition of motor in, or adjacent to, traction wheel the motor being hydraulic

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)

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (6)

1. Hydrostatischer Direktantrieb mit einem Axialkolbenmotor in Schrägscheiben- oder Taumelscheibenbauweise, dadurch gekennzeichnet, dass der Axialkolbenmotor höchstens elf Arbeitskolben (2), insbesondere fünf bis elf Arbeitskolben (2), auf­ weist, die jeweils längsverschieblich in einem Arbeitszylinder (4) angeordnet sind.1. Hydrostatic direct drive with an axial piston motor in swash plate or swash plate design, characterized in that the axial piston motor has a maximum of eleven working pistons ( 2 ), in particular five to eleven working pistons ( 2 ), which are each arranged in a longitudinally displaceable manner in a working cylinder ( 4 ). 2. Hydrostatischer Direktantrieb mit einem Axialkolbenmotor in Schrägscheiben- oder Taumelscheibenbauweise, insbesondere nach Anspruch 1, dadurch gekenn­ zeichnet, dass eine Mehrzahl von Arbeitszylindern (4) mit jeweils einer auf einem Steuerschlitz einer ebenen Steuerfläche mündenden Öffnung vorgesehen ist, wobei die Öffnungen jeweils aus mindestens zwei zueinander benachbarten Bohrungen (20a, 20b) gebildet sind.2. Hydrostatic direct drive with an axial piston motor in swash plate or swash plate construction, in particular according to claim 1, characterized in that a plurality of working cylinders ( 4 ) are provided, each with an opening opening on a control slot of a flat control surface, the openings each consisting of at least two mutually adjacent bores ( 20 a, 20 b) are formed. 3. Hydrostatischer Direktantrieb mit einem Axialkolbenmotor in Schrägscheiben- oder Taumelscheibenbauweise, insbesondere nach Anspruch 1 und/oder 2, dadurch gekennzeichnet, dass ein Dichtring (16) verdrehfest auf einer zylindrischen Außenfläche (1d) eines Maschinengehäuses (1) angeordnet ist und mit seiner Außenseite gegen eine hohlzylindrische Innenfläche (6d) anliegt, die an einem Flansch (6a) gebildet ist, der mit einem aus dem Maschinengehäuse (1) heraus­ geführten Rotor (6) verbunden ist.3. Hydrostatic direct drive with an axial piston motor in swash plate or swash plate construction, in particular according to claim 1 and / or 2, characterized in that a sealing ring ( 16 ) is arranged on a cylindrical outer surface ( 1 d) of a machine housing ( 1 ) and with it The outside bears against a hollow cylindrical inner surface ( 6 d) which is formed on a flange ( 6 a) which is connected to a rotor ( 6 ) guided out of the machine housing ( 1 ). 4. Hydrostatischer Direktantrieb mit einem Axialkolbenmotor in Schrägscheiben- oder Taumelscheibenbauweise, insbesondere nach einem der Ansprüche 1 bis 3 oder nach einer beliebigen Kombination der Ansprüche 1 bis 3, dadurch gekenn­ zeichnet, dass zwei axial voneinander beabstandete Wälzlager (8a, 8b), ins­ besondere Kegelrollenlager, die zur Lagerung eines Rotors (6) in einem fest stehenden Maschinengehäuse (1) vorgesehen sind, gegeneinander vorspannbar und mittels eines axial zwischen einem Innenring eines der Wälzlager (8b) und einem Wellenbund des Rotors (6) angeordneten Distanzrings (18) in der Vorspan­ nung begrenzbar sind, wobei die Außenfläche des Distanzrings (18) als Lauffläche eines Dichtringes (19) vorgesehen ist. 4. Hydrostatic direct drive with an axial piston motor in swash plate or swash plate construction, in particular according to one of claims 1 to 3 or according to any combination of claims 1 to 3, characterized in that two axially spaced roller bearings ( 8 a, 8 b), in particular tapered roller bearings, which are provided for mounting a rotor ( 6 ) in a fixed machine housing ( 1 ), can be preloaded against each other and by means of a spacer ring (axially arranged between an inner ring of one of the roller bearings ( 8 b) and a shaft collar of the rotor ( 6 ) 18 ) can be limited in the preload, the outer surface of the spacer ring ( 18 ) being provided as the running surface of a sealing ring ( 19 ). 5. Hydrostatischer Direktantrieb mit einem Axialkolbenmotor in Schrägscheiben- oder Taumelscheibenbauweise, insbesondere nach einem der Ansprüche 1 bis 4 oder nach einer beliebigen Kombination der Ansprüche 1 bis 4, dadurch gekennzeich­ net, dass eine ringförmige, mit einer zentrischen Bohrung versehene Steuer­ scheibe (14) mittels mindestens eines Axialstiftes (15a; 15b) in einer Steuerboden­ aufnahme (Abschlussdeckel 7) verdrehfest gehaltert ist, wobei der Axialstift (15a; 15b) radial innen in dem an die zentrische Bohrung angrenzenden Bereich der Steuerscheibe (14) angeordnet ist.5. Hydrostatic direct drive with an axial piston motor in swash plate or swash plate construction, in particular according to one of claims 1 to 4 or according to any combination of claims 1 to 4, characterized in that an annular, provided with a central bore control disc ( 14 ) is held against rotation by means of at least one axial pin ( 15 a; 15 b) in a control floor receptacle (end cover 7 ), the axial pin ( 15 a; 15 b) being arranged radially on the inside in the region of the control disk ( 14 ) adjacent to the central bore , 6. Hydrostatischer Direktantrieb mit einem Axialkolbenmotor in Schrägscheiben- oder Taumelscheibenbauweise, insbesondere nach einem der Ansprüche 1 bis 5 oder nach einer beliebigen Kombination der Ansprüche 1 bis 5, dadurch gekennzeich­ net, dass eine Mehrzahl von jeweils längsverschieblich in einem Arbeitszylinder (4) angeordneten Arbeitskolben (2) jeweils mit einem auf einer huberzeugenden Fläche abgestützten Gleitschuh (3) verbunden sind, wobei der Gleitschuh (3) einen Kugelkopf (3a) aufweist, der in eine Kugelkalotte (2a) des Arbeitskolbens (2) ein­ taucht und wobei der Kugelkopf (3a) im Äquatorbereich einen Zylinderabschnitt (Z) aufweist, dessen Durchmesser kleiner ist als der Durchmesser des Kugelkopfes (3a) und nicht größer ist als der Durchmesser der Eingangsöffnung der Kugel­ kalotte (2a) des Arbeitskolbens (2).6. Hydrostatic direct drive with an axial piston motor in swash plate or swash plate construction, in particular according to one of claims 1 to 5 or according to any combination of claims 1 to 5, characterized in that a plurality of pistons arranged longitudinally displaceably in a working cylinder ( 4 ) ( 2 ) are each connected to a slide shoe ( 3 ) supported on a stroke-generating surface, the slide shoe ( 3 ) having a spherical head ( 3 a) which plunges into a spherical cap ( 2 a) of the working piston ( 2 ) and wherein Ball head ( 3 a) in the equatorial region has a cylinder section (Z), the diameter of which is smaller than the diameter of the ball head ( 3 a) and is not larger than the diameter of the inlet opening of the spherical cap ( 2 a) of the working piston ( 2 ).
DE20214801U 2002-09-25 2002-09-25 Hydrostatic direct drive with an axial piston motor in swashplate or swashplate design Expired - Lifetime DE20214801U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE20214801U DE20214801U1 (en) 2002-09-25 2002-09-25 Hydrostatic direct drive with an axial piston motor in swashplate or swashplate design

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE20214801U DE20214801U1 (en) 2002-09-25 2002-09-25 Hydrostatic direct drive with an axial piston motor in swashplate or swashplate design

Publications (1)

Publication Number Publication Date
DE20214801U1 true DE20214801U1 (en) 2002-12-12

Family

ID=7975423

Family Applications (1)

Application Number Title Priority Date Filing Date
DE20214801U Expired - Lifetime DE20214801U1 (en) 2002-09-25 2002-09-25 Hydrostatic direct drive with an axial piston motor in swashplate or swashplate design

Country Status (1)

Country Link
DE (1) DE20214801U1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019205142A1 (en) * 2019-04-10 2020-10-15 Robert Bosch Gmbh Hydrostatic axial piston machine with through drive

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019205142A1 (en) * 2019-04-10 2020-10-15 Robert Bosch Gmbh Hydrostatic axial piston machine with through drive
US11261841B2 (en) 2019-04-10 2022-03-01 Robert Bosch Gmbh Hydrostatic axial piston machine with through drive

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20030123

R163 Identified publications notified

Effective date: 20030725

R150 Term of protection extended to 6 years

Effective date: 20051006

R081 Change of applicant/patentee

Owner name: LINDE MATERIAL HANDLING GMBH, DE

Free format text: FORMER OWNER: LINDE AG, 65189 WIESBADEN, DE

Effective date: 20070112

R081 Change of applicant/patentee

Owner name: LINDE MATERIAL HANDLING GMBH, DE

Free format text: FORMER OWNER: LINDE MATERIAL HANDLING GMBH & CO. KG, 63743 ASCHAFFENBURG, DE

Effective date: 20070828

R151 Term of protection extended to 8 years

Effective date: 20081208

R152 Term of protection extended to 10 years

Effective date: 20101203

R071 Expiry of right
R071 Expiry of right
R082 Change of representative

Representative=s name: PATENTSHIP PATENTANWALTSGESELLSCHAFT MBH, DE

R082 Change of representative

Representative=s name: PATENTSHIP PATENTANWALTSGESELLSCHAFT MBH, DE