EP1508645A2 - Dispositif pour accoupler et découpler les bouts des conduits hydrauliques - Google Patents

Dispositif pour accoupler et découpler les bouts des conduits hydrauliques Download PDF

Info

Publication number
EP1508645A2
EP1508645A2 EP04019329A EP04019329A EP1508645A2 EP 1508645 A2 EP1508645 A2 EP 1508645A2 EP 04019329 A EP04019329 A EP 04019329A EP 04019329 A EP04019329 A EP 04019329A EP 1508645 A2 EP1508645 A2 EP 1508645A2
Authority
EP
European Patent Office
Prior art keywords
coupling
carriage
movable
pressure
housing
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.)
Ceased
Application number
EP04019329A
Other languages
German (de)
English (en)
Other versions
EP1508645A3 (fr
Inventor
Jürgen NAGLER
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.)
Individual
Original Assignee
Individual
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
Priority claimed from DE20312899U external-priority patent/DE20312899U1/de
Priority claimed from DE200420004632 external-priority patent/DE202004004632U1/de
Application filed by Individual filed Critical Individual
Publication of EP1508645A2 publication Critical patent/EP1508645A2/fr
Publication of EP1508645A3 publication Critical patent/EP1508645A3/fr
Ceased legal-status Critical Current

Links

Images

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/36—Component parts
    • E02F3/3604—Devices to connect tools to arms, booms or the like
    • E02F3/3609—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat
    • E02F3/3663—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat hydraulically-operated
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/36—Component parts
    • E02F3/3604—Devices to connect tools to arms, booms or the like
    • E02F3/3609—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat
    • E02F3/3654—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat with energy coupler, e.g. coupler for hydraulic or electric lines, to provide energy to drive(s) mounted on the tool
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
    • E02F9/2267—Valves or distributors
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
    • E02F9/2271—Actuators and supports therefor and protection therefor
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
    • E02F9/2275—Hoses and supports therefor and protection therefor

Definitions

  • the invention is directed to a device for coupling and decoupling the terminal ends of pressure medium lines, in particular of hydraulic lines, with a stationary and a movable on a movable carriage coupling half, the movable in uncoupling and / or uncoupling position is, in particular on tool quick change devices of construction or agricultural machinery.
  • Coupling devices of this type are on tool quick-change devices present to when changing a hydraulic operated tool, the hydraulic supply to connect or disconnect the tool. Corresponding devices have to survive many dome and uncouple operations and always ensure a safe function. Furthermore they have to be robust to the harsh environmental conditions in the construction or agricultural environment and the existing there To be able to withstand pollution etc.
  • DE-201 17 130-U1 describes a quick-change coupling for hydraulic hoses, by means of a guide sleeve and a separately attached lever tool two coupling halves a hydraulic clutch pushed each other and locked or unlocked.
  • this object is achieved according to the invention in that the Slide through a piston / cylinder unit movable and in the coupling position by the pressure piston whose Pressure maintained by a pilot operated pressure relief valve is, in the locked position is fixable.
  • the detachable Locking means serve the coupling halves in coupled state to hold without having an extra holding device necessary is. This can be done, for example a spring-loaded snap connection with cap sleeve or something similar happened.
  • the invention provided that the hydraulic line couplings without own separating fuse, like a ball fuse od. Like., Are formed.
  • the coupling halves each in one Housing are arranged, wherein such a housing the Coupling halves against damage and dirt protects and simplifies operation. Also can several couplings on a carriage for coupling a Be provided plurality of hydraulic lines.
  • the releasable locking means communicate with the carriage and / or housing and by the displacement of the carriage from the coupled are movable in the decoupled position.
  • a further advantageous embodiment of the device is characterized in that each locking means in Form of self-locking snap-action coupling with cap sleeve designed to solve the lock and the Coupling sleeve form-fitting with the carriage and / or housing connected is.
  • Snap couplings with cap sleeve make a special appropriate type for the device, since it by itself remain in the coupled state and by pulling back the cap sleeve the respective coupling halves except Intervention can be brought.
  • the coupling is easy postpone to the second half and remain there until they by retracting the housing and the consequent Pull back the cap sleeve is uncoupled and together of the carriage can be withdrawn.
  • the power transmission means as the carriage moving and the clutch in the Closed position holding threaded screw is formed.
  • the threaded screw stabilizes the coupling in the coupled state, thus increasing the stability the connection in addition.
  • a particularly advantageous embodiment of the device is characterized in that a housing and / or at least a coupling half is spring-loaded.
  • a spring bearing tolerances when pushing together balanced in the connection, so that in any case ensures a secure reaching the dome position is without jamming etc. can occur.
  • spring suspension only in one plane or alternatively to install in two levels. This will then also a wear compensation of the coupling elements achieved by the despite of the regular operation decreasing dimensional accuracy of the components always a clean Guiding the coupling halves to each other is possible.
  • the carriage can according to the invention by means of round or Guide rails sliding sleeves slidably mounted be.
  • Such storage of the sliding carriage with possibly housing elements thereon is robust and cost-effective.
  • By the possibility of guide rails higher demands can be made on the dimensional accuracy u. Like. Achieve.
  • the carriage having a passage receiving a lever.
  • a fixed passage receiving for example in the form of an eye or an eyelet, through which the lever is inserted and in a corresponding, fixed receptacle engages the body.
  • the coupling halves and / or Housing they have surrounding protective sleeves.
  • Such Sleeves offer further protection of the coupling halves before the ambient conditions in the field of application, so that they are protected from the ingress of dirt, moisture and especially protected against mechanical damage are.
  • FIGS. 1 to 3 show first embodiment, so that all reference numerals for this first embodiment is preceded by a "1”.
  • Figs. 4 to 11 show further embodiments, wherein all reference numbers preceded by the number "2”.
  • Figs. 1a to 1c are areas of a not shown excavator boom on the one hand and a tool, e.g. a spoon, on the other hand reproduced, with the invention, generally with 11 designated device are equipped.
  • Stem and bucket are with quick-change elements, in Fig.
  • the moving coupling halves 18 are on one Carriage 112 possibly interchangeably attached, which is shown in the figures is not shown in detail, wherein the carriage means a piston / cylinder unit 113, 114 from a disengaged position (Fig. 2a) in a coupling position (Fig. 2b) are movable.
  • the actuating cylinder 113 moves the generally designated 112 Carriage on which the protective sleeves 110 with internal Coupling halves 18 are mounted. There are Push rods 115 pushed out provided in the center holes 116 on the holder of the protective sleeves 111 to the Orientation intervene, as is the case in particular Fig. 2b shows.
  • the connection A for the actuating cylinder is in Fig. 2a denoted by 117, the terminal B with 118th
  • Fig. 3 is still simplified, the hydraulic control the piston-cylinder unit 113, 114 reproduced with the Pressure control valve 119 used according to the invention.
  • the coupling device 21 consists of two parts, a fixed part 22 and a movable one Part 23.
  • the fixed part 22 is located at one not shown in detail, hydraulically driven and can be coupled by means of a quick-change device Tool.
  • the movable part 23 of the device 21 is on a quick-change device of a construction or agricultural machine arranged.
  • the fixed coupling part 22 has a Case frame 24, in which a receiving block 25 by means a plurality of upper and lower side arranged spring elements 26 is spring-mounted. Inside the recording box 25, two hydraulic coupling elements 27 are arranged. They have a substantially cylindrical shape front side arranged coupling stub 28 and circumferential Grooves 29 on.
  • the second half of the coupling device 21 consists of a Base frame 210 with two cylindrical slide rods 211. On the slide rods 211 is by means of two sliding bushes 212, a carriage 213a with a housing body 213 slidably stored. Inside there are two second Coupling halves 214, each with a cylindrical coupling receptacle 215 and each one cap sleeve 216 with it arranged spring-loaded retaining balls 217. Further for example, the carriage 213a has a passage 218 at the rear on, wherein in the bottom of the bottom part 210 a corresponding Blind hole 219 is provided. Through the eyelet 218 is a lever 220 Maschinenckbar, as shown in FIGS. 4 and 5 is shown.
  • FIGS. 4 and 5 The function of the device shown in FIGS. 4 and 5 is the following: First, with a no closer shown tool quick-change device to be coupled Tool picked up and fixed to the boom connected to the construction machine. Following this are the two parts 22 and 23 of the coupling device 21 in the position, as shown in Fig. 4.
  • the uncoupling process is as follows: The lever 220 is again through the passage receiving 218 of the carriage 213a inserted into the blind hole 219 of the base body 210 and moved in the direction of the arrow shown in Fig. 5. there Through the housing body 213, the cap sleeve 216th pulled away from the fixed coupling part 27, so that the spring-loaded retaining balls 217 from the circumferential groove 29 slip out. So get the two coupling halves 27 and 214 disengaged and the carriage 213 a can by the further movement of the lever 220 in the completely decoupled Position to be moved. This takes place simultaneously for all parallel couplings.
  • the tool can be used with the quick-change device be released and replaced by another.
  • FIG Figs. 8 and 9 An alternative embodiment of a device 21a is shown in FIG Figs. 8 and 9 are shown.
  • the device 21a in turn has a fixed coupling part 22 and a displaceable coupling part 23, the arrangement of which substantially corresponds to that described above.
  • a rotatably mounted threaded rod 221 which in a corresponding Thread passing hole 222 in the housing body 213 intervenes.
  • the function of the device 21a corresponds the one described above, except that the effect of the displacement movement no longer by the lever 220, but is effected by the threaded rod 221.
  • the housing body 213 has a continuous bore 224 through which a threaded screw 225 pushed through which is in a corresponding thread 226 in the receiving block 25 engages.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
  • Agricultural Machines (AREA)
  • Lifting Devices For Agricultural Implements (AREA)
EP04019329A 2003-08-21 2004-08-14 Dispositif pour accoupler et découpler les bouts des conduits hydrauliques Ceased EP1508645A3 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE20312899U DE20312899U1 (de) 2003-08-21 2003-08-21 Vorrichtung zum Kuppeln und Entkuppeln der Anschlußenden von Druckmittelleitungen
DE20312899U 2003-08-21
DE202004004632U 2004-03-25
DE200420004632 DE202004004632U1 (de) 2004-03-25 2004-03-25 Vorrichtung zum Kuppeln und Entkuppeln der Anschlußenden von Druckmittelleitungen

Publications (2)

Publication Number Publication Date
EP1508645A2 true EP1508645A2 (fr) 2005-02-23
EP1508645A3 EP1508645A3 (fr) 2006-09-06

Family

ID=34066419

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04019329A Ceased EP1508645A3 (fr) 2003-08-21 2004-08-14 Dispositif pour accoupler et découpler les bouts des conduits hydrauliques

Country Status (1)

Country Link
EP (1) EP1508645A3 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2886320A1 (fr) * 2005-05-27 2006-12-01 Jean Paul Antiga Dispositif pour raccorder les flexibles d'un godet orientable aux prises d'alimentation d'une pelle hydraulique
EP1895058A3 (fr) * 2006-08-30 2008-12-17 Faster S.p.A. Dispositif de travail avec des moyens de couplage pour la fixation dudit dispositif à un véhicule.
WO2011067223A1 (fr) 2009-12-04 2011-06-09 Caterpillar Work Tools B.V. Dispositif d'accouplement pour éléments de raccord
AT513587A1 (de) * 2012-10-15 2014-05-15 Perwein Baumaschinen Systeme Gmbh Vorrichtung zur Verbindung von Leitungen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE399866B (sv) * 1975-09-12 1978-03-06 Renholmens Mek Verkstad Ab Snabbkopplingsanordning for automatisk hopkoppling av ett av en lastmaskin eller annan redskapsberare uppburet redskapsfeste med ett arbetsredskap
US4208163A (en) * 1978-01-18 1980-06-17 Renholmens Mekaniska Verkstad Ab Automatic quick-coupling device
DE3311502C2 (de) * 1983-03-26 1986-01-09 O & K Orenstein & Koppel Ag, 1000 Berlin Vorrichtung zum ferngesteuerten Verbinden oder Trennen zweier Koppelteile
DE19938876C2 (de) * 1999-08-17 2002-07-11 Voswinkel Kg Anordnung zur Schnellkupplung von Hydrauliksystemen
DE20212445U1 (de) * 2002-08-09 2002-11-21 Nagler, Jürgen, 58313 Herdecke Vorrichtung zum Kuppeln und Entkuppeln der Anschlussenden von Druckmittelleitungen

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2886320A1 (fr) * 2005-05-27 2006-12-01 Jean Paul Antiga Dispositif pour raccorder les flexibles d'un godet orientable aux prises d'alimentation d'une pelle hydraulique
EP1895058A3 (fr) * 2006-08-30 2008-12-17 Faster S.p.A. Dispositif de travail avec des moyens de couplage pour la fixation dudit dispositif à un véhicule.
WO2011067223A1 (fr) 2009-12-04 2011-06-09 Caterpillar Work Tools B.V. Dispositif d'accouplement pour éléments de raccord
AT513587A1 (de) * 2012-10-15 2014-05-15 Perwein Baumaschinen Systeme Gmbh Vorrichtung zur Verbindung von Leitungen

Also Published As

Publication number Publication date
EP1508645A3 (fr) 2006-09-06

Similar Documents

Publication Publication Date Title
EP1624116B1 (fr) Attache rapide hydraulique
DE4412115B4 (de) Antriebsverbindung
DE102011118912A1 (de) Umwerfereinrichtung für eine Fahrradschaltung, insbesondere hintere Umwerfereinrichtung
EP0034312A2 (fr) Accouplement à action rapide accouplable aussi sous pression
EP2159333B1 (fr) Accouplement pour support d'énergie et accouplement doté d'un accouplement pour support d'énergie
DE4036915A1 (de) Werkzeugmaschine und verfahren zum oeffnen und schliessen eines greifers
DE2640840C2 (fr)
EP1388616A1 (fr) Dispositif pour accoupler et découpler les embouts de conduites d'alimentation en fluide
DE3005490C2 (de) Auch unter Druck kuppelbare Schnellverschlußkupplung
DE3437505A1 (de) Selbstzentrierendes spannfutter mit einstellbaren und austauschbaren spannbacken
EP1508645A2 (fr) Dispositif pour accoupler et découpler les bouts des conduits hydrauliques
DE212011100163U1 (de) Vorrichtung zum Bruchtrennen einer Pleuelstange
DE3621951A1 (de) Vollschlauchsystemkupplung
DE102012002122B4 (de) Verriegelungsvorrichtung für einen Teleskopausleger
DE2548978B1 (de) Rohrverbindung
AT411839B (de) Frontlader
DE4412114B4 (de) Leitungskupplungsvorrichtung
DE19955289C2 (de) Buchsenziehvorrichtung
DE102004018244A1 (de) Handschalthebel für ein Fahrzeuggetriebe
DE20007050U1 (de) Schnellwechsler für Mehrschalengreifer
DE3039072C2 (de) Auch unter Druck kuppelbare Schnellverschlußkupplung
DE202004004632U1 (de) Vorrichtung zum Kuppeln und Entkuppeln der Anschlußenden von Druckmittelleitungen
DE10056649C1 (de) Teleskopausleger mit Verriegelungselement
DE4111522C2 (de) Wechselsystem für Werkzeuge an Bediengeräten
EP4204276A1 (fr) Dispositif de verrouillage et procédé de verrouillage pour entraînement d'aiguillage et entraînement d'aiguillage

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL HR LT LV MK

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL HR LT LV MK

17P Request for examination filed

Effective date: 20070224

AKX Designation fees paid

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR

17Q First examination report despatched

Effective date: 20070420

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN REFUSED

18R Application refused

Effective date: 20090426