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EP0818413A1 - Système de régulation de valves avec levier en croix - Google Patents

Système de régulation de valves avec levier en croix Download PDF

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Publication number
EP0818413A1
EP0818413A1 EP97111812A EP97111812A EP0818413A1 EP 0818413 A1 EP0818413 A1 EP 0818413A1 EP 97111812 A EP97111812 A EP 97111812A EP 97111812 A EP97111812 A EP 97111812A EP 0818413 A1 EP0818413 A1 EP 0818413A1
Authority
EP
European Patent Office
Prior art keywords
valve
cross lever
cross
control
lever
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.)
Withdrawn
Application number
EP97111812A
Other languages
German (de)
English (en)
Inventor
Norbert Riedel
Ludger Riedel
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.)
Riedel und Sohne oHG
Original Assignee
Riedel und Sohne oHG
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 DE19636859A external-priority patent/DE19636859C1/de
Application filed by Riedel und Sohne oHG filed Critical Riedel und Sohne oHG
Publication of EP0818413A1 publication Critical patent/EP0818413A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/52—Details of compartments for driving engines or motors or of operator's stands or cabins
    • B66C13/54—Operator's stands or cabins
    • B66C13/56—Arrangements of handles or pedals
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87056—With selective motion for plural valve actuator
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87056—With selective motion for plural valve actuator
    • Y10T137/8708—Rotation of actuator arm about its pivot and its axis

Definitions

  • the invention relates to a cross lever valve control device, in particular for a Lifting device like a crane, with at least one manually operated, in a first Cross direction and a second cross direction swiveling cross lever and with at least two control valves each having a movable valve body, the cross lever with the valve body of the first control valve and the valve body of the second control valve is coupled such that the first control valve by moving the cross lever in the first cross direction and that second control valve by moving the cross lever in the second cross direction are operable.
  • Cross lever valve control devices used for setting certain working positions for lifting devices, such as Hydraulic cranes are in practice u. a.
  • These cross lever valve control devices each have at least a manually operated cross lever, via which in the prior art two control valves can be actuated.
  • the control valves are side by side in a row arranged and are arranged by a certain arrangement of connecting elements, Levers and joints via which the cross lever is connected to the valves or coupled, controlled so that simultaneous operation of the two Control valves with only one cross lever is possible.
  • the object of the present invention is the known cross lever valve control device to be trained in such a way that the aforementioned disadvantages are avoided and that in particular an extended cross lever control is possible.
  • cross lever is coupled to the valve body of a third control valve such that the third control valve by rotating the cross lever around it Longitudinal axis can be actuated in one and in the other direction.
  • the invention thus initially offers the option of now three instead of two control valves to be controlled with just one cross lever. This allows several Actions for example of a hydraulic crane are carried out in parallel, so that there is a smooth movement of the hydraulic crane without letting go of the relevant cross lever would be required.
  • the invention is advantageous not only in terms of cost, since the number the required cross lever with a corresponding control direction is reduced handling, it also considerably simplifies handling when actuating the cross lever valve control device, Finally, the safety advantage, which results from the invention, not to be neglected, because of possible dangerous situations quickly and without changing hands can be reacted from one cross lever to another.
  • a cross lever valve control device 1 for one, not shown Lifting device shown.
  • the lifting device can be a hydraulic crane or the like.
  • the cross lever valve control device 1 has two in the present case manually operated cross lever 2, 3,
  • the cross lever valve control device 1 a control valve block 4, in the present six Control valves 5, 6, 7, 8, 9, 10 are arranged "standing" side by side.
  • Each of the Control valves 5, 6, 7, 8, 9, 10 have a movable valve body 11, 12, 13, 14, 15, 16 on, which are only shown in dashed lines.
  • the control valves 5 to 10 are hydraulic valves in the present case two flow directions which can be actuated by moving the relevant Valve body 11 to 16 in one direction a first flow direction is released while moving the relevant valve body 11 to 16 in the other direction a second flow direction is released. From Fig. 2 it follows that each control valve 5 to 10 has a hydraulic connection 31 via to which hydraulic fluid is supplied and the control valves 5 to 10 pressurized will. The function of such control valves is known to the person skilled in the art and requires no further discussion here.
  • the two first control valves 5, 10 can be actuated by moving the respective cross lever 2, 3 in a first cross direction K 1 , in the present case by moving forwards and backwards.
  • This first cross direction K 1 runs at right angles to a second cross direction K 2 .
  • the respective second control valves 6, 9 can be actuated by pivoting the relevant cross lever 2, 3 in the second cross direction K 2 .
  • the respective first valve body 11, 16 with the respective cross lever 2, 3 is mechanical connected.
  • the relevant valve body 11, 16 is on the end side provided with a clevis 17. All other valve bodies 12, 13, 14, 15 also have such a fork head 17.
  • Valve actuating rod 18. It is via a connecting part 19 with a plate-like Connecting element 20 mechanically connected. So that the manual forces in the respective direction can cause a deflection of the valve body in question.
  • a fixed abutment is provided, in the present case in the form of a ball joint 19 ', that between the valve operating rod 18 and the connecting part 19th located.
  • the connecting element 20 is approximately transverse to the valve actuation rod 18 aligned.
  • the connecting element 20 is in turn fixed to the relevant one Cross lever 2, 3 connected.
  • the cross lever 2 is now pivoted towards the viewer in the first cross direction K 1 , specifically with reference to FIG. 1, the first valve body 11 of the first control valve 5 is moved downward.
  • the valve body 11 is raised by pivoting the cross lever 2 in the opposite direction.
  • the cross lever 2 is now pivoted in the second cross direction K 2 and to the right, the second valve body 12 of the second control valve 6 is moved downward, while when the cross lever 2 is pivoted in the second cross direction K 2 to the left, the valve body 12 moves to the left is moved upwards.
  • each of the cross levers 2, 3 also with the third valve body 13, 14 of the respective third control valve 7, 8 is coupled such that the respective third control valve 7, 8 by a rotary movement of the cross lever in question 2, 3 about its longitudinal axis L in one and the other direction (Direction of rotation D), that is to say can be actuated clockwise and counterclockwise.
  • a linkage 23 is mounted on the respective cross lever 2, 3, that with the valve actuating rod 18 of the respective third valve body 13, 14 Is connected via a connecting part 19.
  • the extensions 24 are nothing but parts in the present case the valve actuating rods 18 themselves.
  • On the relevant valve actuating rods 18 is mounted in each case one running on the respective inclined plane 21, 22 Rolls 25, 26. A storage of the rolls 25. 26 via ball bearings lends itself to to achieve a smooth run.
  • the two inclined planes 21, 22 are on one common component 27 is provided, which in turn on the valve control block 4th is attached.
  • the component 27 can be a folded and / or welded one Act a piece of sheet metal.
  • the forced operation could also be performed differently, e.g. B. by two superimposed bearings or rollers. one of which is above and the other arranged below the inclined plane 21, 22 in question is.
  • connection of the linkage 23 to the relevant cross lever 2, 3 results in particular from Fig. 2.
  • the arm 28 is connected to its radially projecting one Part that is not visible in the figures, angled downwards. With the angled one Part of the arm 28 is connected to one end of the linkage 23 the connecting part 19.
  • the linkage 23 is inclined and that to the slope of the respective inclined level 21, 22 adjusted.
  • connection between the linkage 23 and the arm 28 on the one hand and the relevant extension 24 on the other is such that a relative movement of the linkage 23 relative to the arm 28 on the one hand and the extension 24 on the other hand is possible if the respective Cross lever 2, 3 is rotated.
  • the cross lever 2, 3 in question is generally movable in the direction of rotation D. is, the cross lever 2, 3 is rotatable relative to the connecting element 20 or rotatably mounted in the connecting element 20.
  • the connecting element 20 a fixed pin is provided, on which the cross lever 2, 3 is rotatably placed is, it is locked on the pin such that the cross lever 2, 3 upwards. cannot be subtracted in the direction of the longitudinal axis L.
  • the third control valve 7 is now actuated in this way via the cross lever 2. that when the cross lever 2 rotates counterclockwise, the valve body 13 is moved down while turning the cross lever 2 clockwise Roller 25 runs up the inclined plane 21, whereby the third valve body 13 after is moved up. It goes without saying that between the lower end the valve actuating rod 18 and the clevis 17 of the valve body 13 are sufficient Game is present to a corresponding movement of the roller 25 to enable the inclined level 21. It is also conceivable that between the extension 24 and the valve operating rod 18 of the third valve body 13 a joint is provided.
  • the operator end 29 of the relevant cross lever 2, 3 is opposite the longitudinal axis L angled and with a corresponding bend 30 Mistake.
  • the bend 30 ultimately represents nothing other than an elongated handle element especially for mounting an eccentrically arranged handle knob.
  • the third control valves 7, 8 would have to be in a different arrangement to the cross levers 2, 3, namely at right angles to the longitudinal axis L of Cross lever 2, 3.
  • the third control valves are arranged at right angles to Longitudinal axis L would only have to rotate the cross lever into a translatory Float can be implemented, immediately.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mechanically-Actuated Valves (AREA)
EP97111812A 1996-07-12 1997-07-11 Système de régulation de valves avec levier en croix Withdrawn EP0818413A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19628196 1996-07-12
DE19628196 1996-07-12
DE19636859A DE19636859C1 (de) 1996-07-12 1996-09-11 Kreuzhebel-Ventilsteuereinrichtung
DE19636859 1996-09-11

Publications (1)

Publication Number Publication Date
EP0818413A1 true EP0818413A1 (fr) 1998-01-14

Family

ID=26027461

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97111812A Withdrawn EP0818413A1 (fr) 1996-07-12 1997-07-11 Système de régulation de valves avec levier en croix

Country Status (2)

Country Link
US (1) US6019133A (fr)
EP (1) EP0818413A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT520763A1 (de) * 2017-12-21 2019-07-15 Hans Kuenz Gmbh Kransteuerung

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4377047B2 (ja) * 2000-01-11 2009-12-02 株式会社小松製作所 操作レバー装置
US7353652B2 (en) * 2005-12-13 2008-04-08 Petersen Industries, Inc. Hydraulically operated loading apparatus with dual three-function joystick controls

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0059219A1 (fr) * 1980-08-22 1982-09-08 Kubota Limited Structure de la partie active d'un vehicule d'excavation
US4978273A (en) * 1989-11-22 1990-12-18 Ford New Holland, Inc. Loader bucket control
US5112184A (en) * 1990-06-11 1992-05-12 Reach All Multi-function hydraulic control handle
US5288198A (en) * 1992-07-29 1994-02-22 Case Corporation Control mechanism for an off-highway implement
US5429037A (en) * 1994-05-20 1995-07-04 Komatsu Dresser Company Three-function control mechanism employing a single control lever

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1190757B (de) * 1963-09-12 1965-04-08 Teves Kg Alfred Ventilblock
US3795152A (en) * 1972-08-17 1974-03-05 Caterpillar Tractor Co Dual lever control
JPS5335775Y2 (fr) * 1974-10-23 1978-09-01
JPS60211522A (ja) * 1984-04-05 1985-10-23 Kubota Ltd 作業車の操作構造
US5360312A (en) * 1992-07-29 1994-11-01 Case Corporation Three function control mechanism

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0059219A1 (fr) * 1980-08-22 1982-09-08 Kubota Limited Structure de la partie active d'un vehicule d'excavation
US4978273A (en) * 1989-11-22 1990-12-18 Ford New Holland, Inc. Loader bucket control
US5112184A (en) * 1990-06-11 1992-05-12 Reach All Multi-function hydraulic control handle
US5288198A (en) * 1992-07-29 1994-02-22 Case Corporation Control mechanism for an off-highway implement
US5429037A (en) * 1994-05-20 1995-07-04 Komatsu Dresser Company Three-function control mechanism employing a single control lever

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT520763A1 (de) * 2017-12-21 2019-07-15 Hans Kuenz Gmbh Kransteuerung
AT520763B1 (de) * 2017-12-21 2022-09-15 Hans Kuenz Gmbh Kransteuerung
US11919750B2 (en) 2017-12-21 2024-03-05 Hans Kunz GmbH Crane controller

Also Published As

Publication number Publication date
US6019133A (en) 2000-02-01

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