EP1301431B1 - Kran mit aus gliedern bestehendem kranarm - Google Patents

Kran mit aus gliedern bestehendem kranarm Download PDF

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Publication number
EP1301431B1
EP1301431B1 EP01944862A EP01944862A EP1301431B1 EP 1301431 B1 EP1301431 B1 EP 1301431B1 EP 01944862 A EP01944862 A EP 01944862A EP 01944862 A EP01944862 A EP 01944862A EP 1301431 B1 EP1301431 B1 EP 1301431B1
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EP
European Patent Office
Prior art keywords
jib
foot
head member
machine according
counterweight
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
EP01944862A
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English (en)
French (fr)
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EP1301431A1 (de
EP1301431B9 (de
Inventor
Jean-Marc Yerly
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Individual
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Individual
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Priority to EP01944862A priority Critical patent/EP1301431B9/de
Publication of EP1301431A1 publication Critical patent/EP1301431A1/de
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Publication of EP1301431B1 publication Critical patent/EP1301431B1/de
Publication of EP1301431B9 publication Critical patent/EP1301431B9/de
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Expired - Lifetime 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
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
    • B66C23/26—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail
    • B66C23/34—Self-erecting cranes, i.e. with hoisting gear adapted for crane erection purposes
    • B66C23/348—Self-erecting cranes, i.e. with hoisting gear adapted for crane erection purposes the erection being operated by jacks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/06—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs mounted for jibbing or luffing movements
    • B66C23/08—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs mounted for jibbing or luffing movements and adapted to move the loads in predetermined paths
    • B66C23/10—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs mounted for jibbing or luffing movements and adapted to move the loads in predetermined paths the paths being substantially horizontal; Level-luffing jib-cranes
    • 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
    • Y10T74/00—Machine element or mechanism
    • Y10T74/20—Control lever and linkage systems
    • Y10T74/20207—Multiple controlling elements for single controlled element
    • Y10T74/20305—Robotic arm

Definitions

  • the present invention relates to a lifting gear with articulating boom operating in articulated mode or in lift mode for lifting and handling loads, as defined in the preamble of claim 1.
  • Lift-up boom cranes have the advantage over horizontal boom cranes of comparable tower heights that they can bring loads to higher heights.
  • Patent FR 2605619 describes a crane type defined entry, which combines the effects of an articulated jib crane with those of a crane luffing distributive boom, giving it a certain versatility.
  • the mast of this crane has the advantage of being unfoldable and foldable and this automatically.
  • this crane always has a large minimum span.
  • the hook height gain obtained when the tip of the boom is raised remains relatively low, can not exceed an angular amplitude equivalent to 30 ° relative to the horizontal, because of the angle that always form the dart and the foot of the arrow.
  • this crane when this crane is folded and placed on a rolling chassis, specially designed for its transport, the road assembly thus formed is just admitted to go under a template of 4 meters, allowing it to access on the road network.
  • this set can not circulate on some secondary axes with restricted size.
  • the object of the present invention is to provide a multi-purpose steerable jib crane that can be used as a lifting luffing jib crane as well as an articulated jib crane or as a tilting jib crane. the transformation from one function to another must be done as simply as possible.
  • Another object of the present invention is to provide a lifting device with a steerable distributing boom. versatile which, when working as an articulated boom articulated crane, has a very small minimum reach, but a maximum maximum reach possible.
  • Another object of the present invention is to provide a versatile steerable jib crane which, when working as a luffing jib crane, allows the highest possible hook height.
  • the object of the present invention is to provide a multipurpose steerable jib lifting device which, when the boom is articulated on an articulated pylon, can be folded as compactly as possible so that it can be placed in a marine type container for transportation.
  • the subject of the present invention is a lifting device with a steerable directional jib operating in articulated mode or in lift mode for lifting and handling of loads as defined at the entrance where the part of the foot of the arrow next to said second end and counter-jib have conjugate shapes allowing the dart tip to align with the jib foot.
  • the tie rod can be connected to the dart tip through at least one lift strut integral with the dart.
  • the lifting strut can be arranged substantially at the junction between the counter-dart and the tip of the dart.
  • the counter-jib and the portion of the jib foot adjacent to its second end may have prismatic profiles and may come into contact with each other when the jib foot and the jib are aligned.
  • the part of the jib foot near its second end may have the shape of a fork with two branches and that the counter-jib can be housed in the space between the two branches.
  • the foot of the boom may consist of two parallel beams and the counter-jib can be housed in the spacing between the two beams.
  • the jib foot and the dart can be connected by two identical hinge cylinders, mounted symmetrically with respect to the vertical plane of symmetry of the hoist.
  • the hinge cylinder (s) can directly connect the boom foot to the counter-jib.
  • the hinge cylinder (s) can directly connect the boom foot and the dart tip.
  • Each hinge cylinder can connect the foot of the arrow and the dart via two connecting rods.
  • Said connecting rods can be articulated to one another and the cylinder by the same axis of rotation.
  • the lifting apparatus comprises a mobile counterweight the position of which is enslaved to the angle of inclination of the foot of the arrow.
  • the mobile counterweight thus balances the crane according to the position of the boom.
  • This movable counterweight can be attached to a first end of a pivoting counterweight arm, the second end of which is articulated in rotation to the turret or platform of the hoist, the side opposite the arrow.
  • the counterweight is connected to the boom, near the boom / jib joint by at least one counterweight cable passing over the punch.
  • the presence of the counterweight cable (s) makes it possible to reduce the importance of the cable and the motor for raising the boom.
  • This counterweight cable can be attached to the dart, in particular to the reinforced part of the dart / boom joint.
  • the other end of the counterweight cable may be attached to the platform, the counterweight cable passing over a pulley carried by the pivoting counterweight arm. In this way, the angle of the pivoting arm, and therefore the counterweight holding moment, is directly controlled by the boom angle without the use of an auxiliary motor.
  • the pulley can be connected to the pivoting counterbalance arm by an equally pivotable pulley arm, articulated to the counterweight arm, and the assembly formed by this pulley and the pulley arm may comprise weighting means for tensioning the counterweight cable.
  • the lifting machine comprises two counterweight cables respectively passing on either side of the foot of the boom.
  • the first embodiment of the steerable jib lifting gear operating in articulated mode or in lift mode for lifting and handling loads as shown in Figure 1 comprises a folding tower consisting of two articulated sections the to one another, namely a pylon foot 21 and an upper pylon 22.
  • the pylon foot is pivotally mounted about a horizontal axis on the front part of a rotating frame or turret 12.
  • the upper pylon carries, pivoting about a horizontal hinge 26, on the one hand an articulating and liftable distributing boom 31, 41 and, on the other hand, two symmetrical punches 16 connected at their end by an axis carrying two pulleys 17.
  • the turret 12 is mounted pivoting about a vertical axis on a carrier frame 11.
  • the pylon is held in the working position thanks to a set of elements consisting of a ballast 13 fixed on the rear part of the turret 12, straightening struts 23 connecting the pylon to the turret, two tie rods 25, all connected to a control device not shown in the drawing, which may be for example a winch placed on the turret 12, the two tie rods respectively passing on the two pulleys 17 of the punches 16.
  • the hinged articulated and liftable arrow consists of two centerpieces, namely an arrow foot 31 and a dart 41, articulated to one another.
  • the lower end 35 of the jib foot 31 is connected, via the horizontal joint 26, at the top of the upper pylon 22.
  • the other end 36 of the foot of the boom is connected, by means of a horizontal articulation 45, to the dart 41.
  • the hinge 45 divides the dart 41 into two asymmetric parts, namely a counter-dart 42, carrying at its end two pulleys 44, and a dart tip 43, bearing at its end 46 two pulleys guiding load suspension means consisting of a hoisting rope 53, a muffle and a lifting hook 54.
  • the dispensing boom is in the working position articulated mode.
  • the tie rods 25 pass successively into the grooves of the pulleys 17 of the two punches 16, then into those of the two pulleys 44 of the counter-dart 42, and are fixed on the dart 41.
  • the tie rods 25 form with the jib foot 31, the two punches 16 and the counter-dart 42 a deformable quadrilateral. This geometric configuration allows the end 46 of the tip of the dart 43 to move in an approximately flat horizontal trajectory, represented by dashed line 51.
  • the counter-jib 42 can be housed within the slot or spacing 34 between these two beams 31a and 31b and a perfect alignment of the dart 41 with the jib foot 31 is then obtained, which, as described below, allows a large hook height gain compared to multipurpose arrows of the prior art which have a bent shape.
  • the control device (1) of the hinge 45 consists of a system with rods and jack (s) double effect, which will be described in detail below.
  • the operation is simply by the relative movement of the rod relative to the cylinder of the cylinder or cylinders.
  • the lifting hook 54 is progressively closer to the pylon.
  • the end 46 of the dart tip 43 passes through the intermediate position C, corresponding approximately to the minimum reach position that was obtained with the prior art hoisting gear. Now, because of the presence of the slot or gap 34 between the two beams 31a and 31b of the jib 31 which allows the dart tip 43 to lodge there, the movement can continue until it brings the end 46 of the dart tip 43 at the position D, all against the foot of arrow. This position D corresponds to the minimum range of the hoist.
  • FIG. 8 shows in detail the elements constituting the locking device 61 integral, on the one hand, with each of the two beams 31a and 31b of the jib foot 31 and, on the other hand, with the counter-jib 42 of the jib 41 and cooperating together to keep the dart 41 and the jib foot 31 aligned.
  • the tie rods and the hinge jack system have been removed in this figure.
  • each of the two beams 31a and 31b are mounted in projections and placed vis-a-vis respectively a workpiece 62a and a workpiece 62b.
  • a locking cylinder respectively 63a and 63b sliding in a horizontal transverse direction respectively within the housings 64a and 64b.
  • the locking cylinders are held partly outside their housing under the action respectively springs 65a and 65b.
  • Under the counter-jib 42 is mounted, projecting, an U-shaped part 66, whose two side faces are bevelled.
  • Two bores 67a and 67b intended respectively to serve as housing for the outer portion of each of the locking cylinders 63a and 63b, have been made respectively on the two lateral faces of the part 66.
  • the inclination of the distributing arrow obtained during the alignment of the distributing arrow and corresponding to the position E is 7 ° above the horizontal.
  • a range of more than 24 meters is the maximum range that can be achieved with this hoist.
  • the hook height is more than 24 meters from the top of the pylon.
  • two electromagnetic devices 69a integral respectively with the two parts 62a and 62b, are actuated to allow the total withdrawal of the two locking cylinders 63a and 63b of the holes 67a and 67b.
  • the control device (1) for articulation with a cylinder makes it possible to break the alignment of the dart with the jib foot.
  • the next step is to release the tie rods 25.
  • FIG. 3 The folding of the tower is illustrated in FIG. 3 using a succession of superimposed views. To clarify the drawing, most of the dispensing boom in a folded and folded position on the upper pylon as described above has been removed in this figure.
  • each of the punches 16 opposite that carrying the pulleys 17 is mounted in articulation with a straightening sling 20, thus avoiding the tilting of the punches towards the back of the machine, the sling being connected to a straightening strut 23.
  • the top of the pylon is extended by two parts 28 forming a stop for the two punches, thus preventing their tilting forward of the hoist.
  • Each of the beams of the boom foot 31 carries a return bridge 32 for the recovery of the boom.
  • On each of these trestles is a stop 33 relying respectively on each of the punches, thus avoiding the tilting of the boom foot 31 towards the rear of the hoist.
  • the folded hoist is placed on a carriage 71 and its support frame 11 is attached to the rear of a tractor 72.
  • the hoist is placed on an articulated trailer 73 to a tractor 72.
  • the hoist is placed in a container 74 known as "marine container” and whose standardized dimensions are 12040 millimeters for the length and 2450 millimeters for the height.
  • a container 74 known as "marine container” and whose standardized dimensions are 12040 millimeters for the length and 2450 millimeters for the height.
  • the counter-dart 42 has been folded back on itself, thus offering a space saving this time in length.
  • the container can then be transported in a conventional manner, for example on a flat platform trailer 75.
  • the hoist has been described above with a carrier frame 11 resting on the ground. It is understood that it can also be mounted, regardless of the type of pylon that composes it, on a rolling chassis, possibly self-propelled.
  • the boom 31 consists of a single fork-shaped beam having a longitudinal slot 34 open at the end of the jib foot bearing the hinge 45.
  • the length of this slot is sufficient for the counter-jib 42 can be housed there to allow alignment between the dart 41 and the boom foot 31.
  • a locking device similar to that (61) of the first embodiment may be provided as an option and ensures the alignment of the dart with the jib foot.
  • Figure 10 shows the control device 1 of the articulation between the jib and dart of a variant of the second embodiment.
  • the two branches 31a, 31b of the fork carry a transverse axis 2 around which can pivot a jack 3.
  • the jack 3 is articulated to the axis 2 by an end 4 of the cylinder cylinder 5.
  • the cylinder rod 6 is hinged to its free end by a transverse axis 7 to a system of two pairs of rods 8a, 8b, 9a, 9b. Each rod is articulated in rotation about the axis 7 by one of its ends.
  • the other end of the rods 8a, 8b is hinged at 10a on the counter-dart.
  • each link 9a, 9b is articulated at 14a, 14b respectively to the branches 31a, 31b of the fork.
  • the joint shown in Figure 10 can also be used in the context of the first embodiment of the hoist, whose boom foot consists of two beams.
  • the length of the connecting rods and the cylinder rod is calculated so that, when the cylinder rod is out at the maximum of the cylinder, the dart is housed between the two beams of the boom foot, as this is shown in Figure 11.
  • FIG. 12a, 12b and 12c schematically show a third embodiment of the hoist.
  • the pylon is a conventional tower 29.
  • a first end 35 of an arrow foot 31 At the top of the pylon is articulated a first end 35 of an arrow foot 31.
  • the second end 37 of the arrow foot has the shape of a prism.
  • a dart rotating about a horizontal axis 45.
  • This hinge axis subdivides the dart respectively into a dart tip similar to the dart tips of the first two embodiments and a counter-dart 49 which, in side elevation, also has a prismatic profile, whose apex angle is selected so that the dart, by rotation about the hinge 45 can come to align with the foot of arrow as it is illustrated in FIG. 12b, the counter-dart 49 being placed against the end 37 in the form of a prism of the jib foot.
  • FIGS. 13a and 13b Two variants of this articulation and of the articulation control device 1 are illustrated by FIGS. 13a and 13b.
  • the second end 37 of the boom is a beam having the profile of a prism.
  • the counter-jib consists of two symmetrical branches 49a, 49b separated by a slot.
  • the hinge device 1 cylinder and a pair of rods is housed in this slot.
  • the counter-jib consists of a single beam 49 with a prismatic profile.
  • a double system of jacks 3a, 3b and rods 8a, 8b, 9a, 9b is placed symmetrically on either side of the counter-jib.
  • FIGS. 10, 13a and 13b show the three articulation devices are functionally identical, although different in their structure, since the articulation of FIG. 10 comprises a single jack acting on two pairs. of symmetrical connecting rods, Figure 13a shows a single cylinder acting on a single pair of connecting rods moving inside the slot between the two branches of the counter-dart and Figure 13b shows two identical and symmetrical systems of connecting rods and jacks.
  • FIGS 12a, 12b and 12c illustrate the three working modes of the hoist according to the invention. In each of these figures, the displacement of the end 46 of the tip of the dart is shown in dashed lines.
  • FIG. 12a which shows an articulated boom mode
  • the end 46 moves substantially along a horizontal line 51 which rises only in the vicinity of the maximum reach position.
  • the aligned arrow rises in liftable mode along the line 52 as is also illustrated in FIG. 7.
  • FIG. 12c is a diagrammatic representation of the working mode. in tilting dart: starting from the position of minimum range, the dart tip is first moved in articulated mode, so that its end 46 describes a horizontal trajectory to a position G.
  • FIG. 14a is a schematic representation in side view of this articulation which can represent both the articulation of FIG. 10 and the articulation of FIG. 13a or the articulation of FIG. 13b with regard to the arrangement of the actuator 3 and rods 8 and 9. It will be noted in particular in this Figure 14a that an end 10 of the rod 8 is articulated on the counter-dart.
  • the articulation shown diagrammatically in FIG. 14b differs from the articulation represented in FIG. 14a in that the connecting rod 8 is articulated slightly further forward, on the other side of the articulation axis 45, on the tip. dart.
  • FIG. 14c shows a variant in which the connecting rod 8 articulates at 10 at the axis of articulation 45.
  • the free end of the jack rod is articulated at 15 on a median zone of the connecting rod 9 and not at the joint 7 between the connecting rod 9 and the connecting rod 8.
  • Figure 14d shows an alternative embodiment of Figure 14c, wherein the rod 8 is articulated on the dart tip.
  • Figure 14e shows another alternative embodiment in which the rod 8 is articulated much further forward on the dart tip; the entire system connecting rods + cylinder is located below the axis of articulation 45.
  • the head of the cylinder rod is articulated in 15 in a central zone of the connecting rod 9, the foot of the arrow has a recess (not shown in the figure) for housing rod and cylinder when the dart is folded against the foot of arrow.
  • the connecting rod 8 is also articulated substantially forward on the dart tip.
  • it is the middle part of the connecting rod 9 which articulates with the foot of arrow, while the ends of the connecting rod 9 articulate respectively at 7 and 14 to the connecting rod 8 and to the cylinder head.
  • FIG. 14g shows an articulation in which the cylinder rod articulates directly on the axis 45 between the jib and the jib, whereas the rods 8 and 9 have a joint joint 7, not at the end of the jib. cylinder rod, but on the cylinder, near the exit point of the cylinder rod.
  • the hinge pin 45 is arranged so that the dart tip can be folded against the foot of the arrow, subject, in as regards the joints shown in Figures 14e and 14g, a corresponding recess in the foot of the arrow or in the dart.
  • the joints shown in Figures 14a to 14g for the third embodiment are adaptable mutatis mutandis to the first two embodiments.
  • the third embodiment of the dart carries a lift bridge 50 located approximately vertically above the articulation foot of arrow / dart. It goes without saying that the first and second modes of execution of the hoist may also be provided with such a bridge 50.
  • the lifting apparatus comprises a movable counterweight, illustrated by FIGS. , 16, 17, exerting a moment of force opposite to that exerted by the boom on the turret or pivoting platform of the crane and on the pylon 29, automatically adjustable according to the respective positions of the jib and the dart .
  • FIG. 15 shows the upper part of a tower crane mounted on a pylon 29, and comprising a pivoting platform 112.
  • the jib foot 31 and the jib 41 are aligned with each other , on both sides of the articulation 45.
  • FIG. 25 also shows the tie rod 25 and the articulation cylinder 3.
  • the underside of the platform 112 bears, on the side opposite the arrow, a counterweight arm 114 pivoting, one end 121 is articulated in rotation to the platform.
  • the other end of the pivoting arm 114 carries a counterweight 113, including the displacement, and therefore the variation of the moment of force exerted on the pylon 29 and the platform 112 is provided by pivoting the pivoting arm 114.
  • the rotation of the pivoting arm 114 is controlled by two counterweight cables 115.
  • One end of the counterweight cables 115 is fixed at a fixed point 122 of the platform.
  • the two cables 115 pass through two pulleys 118 carried by the pivoting arm 114, above two return pulleys 117 fixed to the platform, then over two pulleys 122 carried on either side by the top of the punch 16.
  • the cables 115 are attached to the dart 41 at a point 116 located at the joint 45, in the area where the dart is reinforced.
  • the cables 115 are thus arranged on either side of the jib foot 31 and the counter-jib 42.
  • FIG. 16 shows an embodiment of the invention which differs from the embodiment shown in FIG. 15 only in that the cables 115 are fixed at points 116 'of the foot of the arrow 31, situated in the vicinity of the articulation 45 foot of arrow / dart. The foot of the arrow is reinforced at this level.
  • each cable 115, passing over the pulley 118 is arranged in duplicate between the point 122 and the arm 114, allows servo the angle of inclination of the arm 114, between a substantially horizontal position and a substantially vertical position, at the angle of inclination of the jib foot, also between a substantially horizontal position and a substantially vertical position, and without use of additional motor winding or unwinding cables 115.
  • FIG. 17 shows a particular embodiment of the pulleys 118 and their mounting on the arm 114.
  • the pulleys 118 are carried by a pivoting pulley arm 119 rotatably mounted on the counterweight arm 114 by its end 123. assembly formed by the pulley arm 119 and the pulleys 118 is extended by a second arm 124 on which is fixed a counterweight 120, which, by weighing the assembly formed by the pulley arm 119 and the pulleys 118 exerts a tension on the cables 115 and keeps them taut when the jib foot 31 is in a position close to the vertical.
  • a fixed additional counterweight 125 may be placed on or under the platform.
  • the stroke of the counterweight 113 towards the pylon 29 is limited by an abutment cable 126, stretched in FIG. 17, not tensioned in FIGS. 15 and 16.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Transportation (AREA)
  • Jib Cranes (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Control And Safety Of Cranes (AREA)

Claims (18)

  1. Maschine zum Heben und Handhaben von Lasten mit gelenkigem und hebe- und senkbarem Verteilerausleger, umfassend einen Mast (21, 22, 29), einen Auslegerfuß (31, 31a, 31b), der an seinem ersten Ende (35) drehbar an der Spitze das Mastes angelenkt ist, einen Spitzenausleger (41), der am zweiten Ende (36, 37) des Auslegerfußes drehbar angelenkt ist, wobei der Spitzenausleger an der einen bzw. der anderen Seite seiner Verbindungsachse (45) mit dem Auslegerfuß eine Spitzenausleger-Spitze (43) bzw. ein Spitzenausleger-Gegenstück (42, 49, 49a, 49b) umfasst, eine Einheit zum Halten' des Auslegers, umfassend mindestens eine Stange (16) und ein Ausleger-Zugelement (25), und Mittel zur Betätigung (3, 3a, 3b) des Auslegerfußes und des Spitzenauslegers, die den Winkel zwischen Auslegerfuß und Spitzenausleger bestimmen, dadurch gekennzeichnet, dass das zweite Ende des Auslegerfußes und das Spitzenausleger-Gegenstück einander zugeordnete Formen aufweisen, die es der Spitzenausleger-Spitze ermöglichen, im hebe- und senkbaren Arbeitsmodus in eine mit dem Auslegarfuß auf einer Linie befindliche Position zu gelangen.
  2. Maschine nach Anspruch 1, dadurch gekennzeichnet, dass das Ausleger-Zugelement (25) mit der Spitzenausleger-Spitze' (43) über mindestens einen zum Heben dienenden Steg (50) verbunden ist, der mit dem Spitzenausleger fest verbunden ist, und dass der zum Aufrichten dienende Steg (50) im Wesentlichen an der Verbindung zwischen dem Spitzenausleger-Gegenstück (42, 49, 49a, 49+b) und der Spitzenausleger-Spitze (43) angeordnet ist.
  3. Maschine nach einem der Ansprüche 1 oder 2, dadurch gekennzeichnet, dass das Spitzenausleger-Gegenstück (49, 49a, 49b) und das zweite Ende (37) des Auslegerfußes prismatische Profile aufweisen und miteinander in Kontakt kommen, wenn sich der Auslegerfuß und der Spitzenausleger auf einer Linie befinden.
  4. Maschine nach einem der Ansprüche 1 oder 2, dadurch gekennzeichnet, dass das zweite Ende (36) des Auslegerfußes die Form einer Gabel mit zwei Ästen (31a, 31b) aufweist und dass das Spitzenausleger-Gegenstück (42) in dem Raum (34) zwischen den beiden Ästen untergebracht wird.
  5. Maschine nach einem der Ansprüche 1 oder 2, dadurch gekenrlzelchnet, dass der Auslegerfuß aus zwei parallelen Balken (31a, 31b) gebildet ist und dass das Spitzenausleger-Gegenstück (42) in dem Zwischenraum (34) zwischen den beiden Balken untergebracht wird.
  6. Maschine nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass die Betätigungsmittel mindestens einen doppelt wirkenden Gelenkzylinder (3, 3a, 3b) umfassen, der den Auslegerfuß mit dem Spitzenausleger verbindet.
  7. Maschine nach einem der vorhergehenden Anspruche, dadurch gekennzeichnet, dass der Auslegerfuß (31) und der Spitzenaualeger (41) durch zwei identische Gelenkzylinder (3a, 3b) verbunden sind, die symmetrisch in Bezug auf die vertikale Symmetrieebene des Auslegers montiert sind.
  8. Maschine nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass der oder die Gelenkzylinder (3, 3a, 3b) den Auslegerfuß direkt mit dem Spitzenausleger-Gegenstück verbinden.
  9. Maschine nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, dass der oder die Gelenkzylinder den Auslegerfuß und die Spitzenausleger-Spitze direkt miteinander verbinden.
  10. Maschine nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, dass jeder Gelenkzylinder (3, 3a, 3b) den Auslegerfuß (31) und den Spitzenausleger (41) unter zwischenstellung von zwei Kuppelstangen (8, 8a, 8b, 9, 9a, 9b) verbindet.
  11. Maschine nach Anspruch 10, dadurch gekennzeichnet, dass die Kuppelstangen aneinander und am Zylinder durch eine gleiche Drehachse (7) angelenkt sind.
  12. Hebemaschine mit Verteilerausleger nach einem der Ansprüche 5 bis 7, dadurch gekennzeichnet, dass sie eine Blockiervorrichtung aufweist, umfassend einerseits zwei Teile (62a, 62b), die mit dem Auslegerfuß (31) fest verbunden sind und einander gegenüberliegend zu beiden Seiten des Spalts (34) angeordnet sind, wobei jedes der beiden Teile mit einem schiebbaren Verriegelungszylinder (63a, 63b) ausgestattet ist, und andererseits ein Gegenstück (66), das mit dem Spitzenausleger-Gegenstück (42) fest verbunden ist und abgeschrägte Seitenflächen aufweist, die jeweils eine Bohrung (67a, 67b) umfassen, wobei die Einheit so angeordnet ist, dass die Zylinder (63a, 63b) bei der Ausrichtung des Spitzenauslegers mit dem Auslegerfuß jeweils mit den einzelnen Bohrungen zusammenarbeiten können.
  13. Maschine nach einem der Ansprüche 1 bis 12, insbesondere ein Turmdrehkran, dadurch gekennzeichnet, dass sie ein bewegliches Gegengewicht (113) umfasst, dessen Position vom Neigungswinkel des Auslegerfußes (31) abhängig gemacht ist.
  14. Maschine nach Anspruch 13, dadurch gekennzeichnet, dass das bewegliche Gegengewicht (113) an einem ersten Ende eines schwenkbaren Gegengewichts-Arms (114) befestigt ist, dessen zweites Ende (121) an der dem. Ausleger entgegengesetzten Seite drehbar an der Plattform (112) der Maschine angelenkt ist, und dass der schwenkbare Gegengewichts-Arm (114) mit dem Ausleger in der Nähe des Gelenks Auslegerfuß/Spitzenausleger durch mindestens ein Gegengewichts-Seil (115) verbunden ist (116, 116'), das über die Stange (16) läuft.
  15. Maschine nach Anspruch 14, dadurch gekennzeichnet, dass ein erstes Ende (116) des Gegengewichts-Seils (115) am Spitzenausleger (41) befestigt ist, insbesondere am verstärkten Teil des Gelenks Spitzenausleger/Auslegerfuß.
  16. Maschine nach einem der Ansprüche 14 oder 15, dadurch gekennzeichnet, dass das zweite Ende des Gegengewichts-Seils (115) an der Plattform (112) befestigt ist und dass das Gegengewichta-Seil (115) über eine Rolle (118) läuft, die von dem schwenkbaren Gegengewichts-Arm (114) getragen wird.
  17. Maschine nach Anspruch 16, dadurch gekennzeichnet, dass die Rolle (118) mit dem schwenkbaren Gegengewichts-Arm (114) durch einen schwenkbaren Rollenarm (119) verbunden ist, der am schwenkbaren Gegengewichts-Arm angelenkt ist, und dass die durch die Rolle (118) und den Rollenarm (119) gebildete Einheit Mittel zum Schwerermachen (120) umfasst, um das Gegengewichts-Seil (115) zu spannen.
  18. Maschine nach einem der Ansprüche 14 bis 17, dadurch gekennzeichnet, dass sie zwei Gegengewichts-Seile (115) umfasst, die auf der einen bzw. der anderen Seite des Auslegerfußes (31) laufen.
EP01944862A 2000-07-11 2001-07-10 Kran mit aus gliedern bestehendem kranarm Expired - Lifetime EP1301431B9 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP01944862A EP1301431B9 (de) 2000-07-11 2001-07-10 Kran mit aus gliedern bestehendem kranarm

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP00810608 2000-07-11
EP00810608A EP1172323A1 (de) 2000-07-11 2000-07-11 Kran mit aus Gliedern bestehendem Kranarm
PCT/CH2001/000432 WO2002004336A1 (fr) 2000-07-11 2001-07-10 Grue avec fleche articulee
EP01944862A EP1301431B9 (de) 2000-07-11 2001-07-10 Kran mit aus gliedern bestehendem kranarm

Publications (3)

Publication Number Publication Date
EP1301431A1 EP1301431A1 (de) 2003-04-16
EP1301431B1 true EP1301431B1 (de) 2005-09-21
EP1301431B9 EP1301431B9 (de) 2006-03-22

Family

ID=8174800

Family Applications (2)

Application Number Title Priority Date Filing Date
EP00810608A Withdrawn EP1172323A1 (de) 2000-07-11 2000-07-11 Kran mit aus Gliedern bestehendem Kranarm
EP01944862A Expired - Lifetime EP1301431B9 (de) 2000-07-11 2001-07-10 Kran mit aus gliedern bestehendem kranarm

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP00810608A Withdrawn EP1172323A1 (de) 2000-07-11 2000-07-11 Kran mit aus Gliedern bestehendem Kranarm

Country Status (8)

Country Link
US (1) US20040026350A1 (de)
EP (2) EP1172323A1 (de)
AT (1) ATE304988T1 (de)
AU (2) AU2001267255B2 (de)
CA (1) CA2414173A1 (de)
DE (1) DE60113546T2 (de)
NZ (1) NZ524020A (de)
WO (1) WO2002004336A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
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FR2838415B1 (fr) * 2002-04-12 2004-10-01 Potain Sa Dispositif de relevage et depliage du mat et de relevage de la fleche d'une grue
EP1514832A1 (de) * 2003-09-15 2005-03-16 Jean-Marc Yerly Hebezeug
DE202004009782U1 (de) * 2004-06-22 2005-11-03 Liebherr-Werk Ehingen Gmbh Kran-Gitterausleger und Kran
WO2009088543A1 (en) * 2007-10-09 2009-07-16 Nited States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Robotic-movement payload lifter and manipulator
DE102009005237A1 (de) * 2009-01-21 2010-07-29 Liebherr-Werk Biberach Gmbh Turmdrehkran
DE102009007776A1 (de) * 2009-02-04 2010-08-12 Terex Demag Gmbh Steuerung für eine verstellbare Auslegerverlängerung eines Mobilkrans
FR2981300B1 (fr) * 2011-10-13 2013-12-20 Aztec Bati retractable pour vehicule d'entretien de pistes skiables
WO2013116632A1 (en) 2012-02-02 2013-08-08 United States Of America, As Represented By The Administrator Of The National Aeronautics And Space Administration Tension stiffened and tendon actuated manipulator and a hinge for use therein
DE102015208396A1 (de) * 2015-05-06 2016-11-10 Takraf Gmbh Pylon für ein Haldenschüttgerät oder ein kombiniertes Haldenschütt-/Rückladegerät
US10569415B2 (en) 2016-08-31 2020-02-25 United States Of America As Represented By The Administrator Of Nasa Tension stiffened and tendon actuated manipulator
CN107487747B (zh) * 2017-08-15 2019-02-22 温州诚博阀门有限公司 一种石油管道运输装置
IL263088A (en) * 2018-11-18 2020-05-31 Sky Line Cranes & Tech Ltd Luffing crane featuring tipping over balance
CN111285258B (zh) * 2020-04-01 2021-03-19 三一汽车起重机械有限公司 起重机、起重机塔臂控制方法和装置

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Also Published As

Publication number Publication date
AU2001267255B2 (en) 2006-05-04
WO2002004336A1 (fr) 2002-01-17
DE60113546D1 (de) 2006-02-02
CA2414173A1 (fr) 2002-01-17
EP1172323A1 (de) 2002-01-16
DE60113546T2 (de) 2006-06-29
NZ524020A (en) 2004-08-27
EP1301431A1 (de) 2003-04-16
ATE304988T1 (de) 2005-10-15
EP1301431B9 (de) 2006-03-22
US20040026350A1 (en) 2004-02-12
AU6725501A (en) 2002-01-21

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