WO2011062310A1 - Appareil à grue à conteneur et procédé de chargement/déchargement de conteneur utilisant un tel appareil - Google Patents

Appareil à grue à conteneur et procédé de chargement/déchargement de conteneur utilisant un tel appareil Download PDF

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Publication number
WO2011062310A1
WO2011062310A1 PCT/KR2009/006796 KR2009006796W WO2011062310A1 WO 2011062310 A1 WO2011062310 A1 WO 2011062310A1 KR 2009006796 W KR2009006796 W KR 2009006796W WO 2011062310 A1 WO2011062310 A1 WO 2011062310A1
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WO
WIPO (PCT)
Prior art keywords
container
unit
elevator
conveyor
binding mechanism
Prior art date
Application number
PCT/KR2009/006796
Other languages
English (en)
Korean (ko)
Inventor
김경한
Original Assignee
Kim Kyoung-Han
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 Kim Kyoung-Han filed Critical Kim Kyoung-Han
Priority to CN200980162513XA priority Critical patent/CN102639425A/zh
Priority to PCT/KR2009/006796 priority patent/WO2011062310A1/fr
Publication of WO2011062310A1 publication Critical patent/WO2011062310A1/fr

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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
    • B66C7/00—Runways, tracks or trackways for trolleys or cranes
    • B66C7/16—Devices specially adapted for limiting trolley or crane travel; Arrangements of buffer-stops
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C11/00—Trolleys or crabs, e.g. operating above runways
    • B66C11/14—Trolleys or crabs, e.g. operating above runways adapted to operate on crane or bridge structure of particular configuration, e.g. on reinforced concrete girders of rectangular cross-section
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C11/00—Trolleys or crabs, e.g. operating above runways
    • B66C11/16—Rope, cable, or chain drives for trolleys; Combinations of such drives with hoisting gear
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C19/00—Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries
    • B66C19/002—Container cranes

Definitions

  • the present invention relates to a container crane device, and in particular, a container crane device for loading a container loaded on a container ship into a trailer waiting on the dock, and to ship a container loaded on a trailer to a container ship, and container unloading using the same It is about a method.
  • Container crane device is one of the main port unloading equipment, and is a device for unloading container between container ship and trailer.
  • Such a container crane device is a device that can be moved by moving a certain section of a container, which is a large cargo transportation container of a certain standard, by power.
  • the conventional container crane device 10 as shown in Figure 1, the vertical structure (21-24) and the vertical structure (21-24) moving along the sea side rail 11 and the land side rail 12 installed in the pier, the upper side of the vertical structure (21-24) Horizontal structures 31 and 32 installed horizontally on one side and protruding outward from the pier, and trolleys for transporting the containers 3 loaded on the container ship 1 while moving along the horizontal structures 31 and 32 ( 40).
  • the trolley 40 has a spreader 41 for lifting the container 3.
  • the container crane device 10 is provided with a cockpit (not shown) for the operator to ride on a portion of the pier side of the horizontal structure (31,32).
  • the operation of unloading the container 3 from the container ship 1 through such a conventional container crane device 10 is as follows.
  • the operator in the cockpit moves the container crane device 10 to the berth position of the container ship 1, and then moves the trolley 40 to the position of the container 3 to be lifted.
  • the worker lowers the spreader 41 to lift one of the containers 3 loaded on the container ship 1, and then moves to the trailer 5 position along the horizontal structures 31 and 32. The worker then lowers the spreader 41 to seat the container 3 on the trailer 5 to complete the unloading operation.
  • the worker raises the spreader 41 to unload the remaining containers 3 loaded on the container ship 1, and then moves the trolley 40 again above the container ship 1.
  • the operation of unloading the container from the container ship 1 to the trailer 5 is performed by repeating the above process.
  • the loading operation for unloading the container 3 from the trailer 5 to the container ship 1 is performed in the reverse order of the above-mentioned unloading operation.
  • a single trolley 40 reciprocates directly to the stop position of the container ship 1 and the trailer 5 for the unloading operation of the container 1.
  • the distance between the container ship 1 and the trailer 5 is far, there is a large number of one round trips between the container ship 1 and the trailer 5 to unload one container 3 through the trolley 40. There was a time-consuming problem.
  • the container ship 1 turns off the power engine and waits. To maintain the refrigeration state of the refrigerated container, the container ship 1 continuously operates alternately several engines for power generation. As a result, the container unloading time increases. Fuel consumption will increase.
  • the following problems are caused by moving the container directly to a single trolley as described above. That is, if the trailer 5 is not waiting at a predetermined stop position for unloading while the trolley 40 has moved the container 3 to the unloading position, the trolley 40 will be moved to the unloading position. The container (3) had to be held in a lifted state until it entered and stopped. On the contrary, when the trailer (5) arrived at the unloading position before the trolley (40), the trailer (5) lifted the trolley (40). There was a problem to wait. Thus, since the connection of the work between the container crane device 10 and the trailer 5 is inferior, there is a problem that the efficiency of the overall port unloading operation is significantly reduced.
  • the binding mechanism needs to be attached and detached in this manner, it takes a lot of work time, and the trailer 5 or the container crane device 10 must be stopped during the attachment and detachment operation of the container 3. It is another factor that delays the unloading operation.
  • the container transport main line is gradually becoming super large from 6,500TEU (Twenty-foot Equivalent Unit) class to 10,000TEU or 14,000TEU class, when using the conventional container crane device 10 more unloading work time It will take time.
  • an object of the present invention is to provide a container crane device capable of maximizing work efficiency by minimizing mutual waiting time between the container crane device and a trailer during an unloading operation, and a container unloading method using the same.
  • Another object of the present invention to provide a container crane device and a container unloading method using the same that can ensure the safety of the operator when the work associated with the binding mechanism long mounting.
  • the present invention is a steel structure having an arm across the container ship side; A main trolley for unloading the container to the container ship while reciprocating along the arm; Vertical transfer unit for lifting the container in association with the main trolley; A horizontal transfer unit for horizontally intermittently transporting the container in association with the vertical transfer unit; And a sub-trolley for unloading the container to the container transport trailer in association with the horizontal transport unit.
  • the vertical transfer unit is an elevator for lifting the container; A pair of vertical guide beams on which both sides of the elevator are slidably supported; And an impact absorbing member for absorbing a collision occurring when the container is mounted on the elevator.
  • Both sides of the elevator may be connected to wire ropes, and the wire ropes may be connected to a single driving motor and simultaneously wound, and the elevator may be lifted and held in a horizontal state.
  • the plurality of shock absorbing members may include a first damper for absorbing a shock in a horizontal direction; And a second damper for absorbing the shock in the vertical direction.
  • the first dampers may be installed between the elevator and the vertical guide beam, and the second dampers may be arranged in a plurality in the vertical direction at intervals along the periphery of the elevator and may elastically support a lower portion of the container mounted on the elevator. .
  • the second damper may include a guide guide for correcting a mounting position error in the planar direction of the container mounted on the elevator, and the guide guide is inclined toward the outside of the elevator toward the upper side, so that the container is lifted. As it is mounted in the container, it is naturally aligned to the horizontal transport position.
  • the vertical transfer unit may include at least two alignment units for aligning the transfer position to the horizontal transfer unit while supporting the lower portion of the elevator when the elevator reaches the lowered position.
  • the positioning unit elastically support the container.
  • Each of the at least two position alignment units may include guide protrusions inserted below the elevators, and the elevators may include grooves into which the guide protrusions are inserted.
  • the guide protrusion of the position alignment unit located at the origin of the at least two position alignment unit is made of a conical shape
  • the guide protrusion of the remaining position alignment unit is made in the reverse V shape of the cross-section and the upper end in the longitudinal direction or It is preferably formed to have a length in the width direction.
  • the horizontal transfer unit may include at least three conveyor units arranged at intervals along the container transfer direction.
  • Each of the at least three conveyor units is a drive motor; And a plurality of chain units installed at intervals in a direction perpendicular to the container transport direction, wherein each chain unit comprises: a closed loop chain that is rotated by receiving a driving force from the drive motor; It is also possible to include; a plurality of cross members are installed in the chain to support the lower container.
  • each driving motor of the at least three conveyor units drives each chain unit at the same rotational speed.
  • the at least three conveyor units are preferably driven at the same time two conveyor units adjacent to each other to transfer the conveyor, the rest of the conveyor unit is preferably stopped.
  • the cross member is repeatedly arranged in the installation area and the non-installation area on the chain, the installation area preferably has a length corresponding to the width direction of the container.
  • Conveyor unit adjacent to the trailer side of the plurality of conveyor units may be a plurality of chains to form a closed loop of the chain so as to provide a working space for the operator to attach and detach the binding mechanism on the conveyor.
  • the plurality of chain units arranged in the at least three conveyor units are preferably located on the same straight line along the plurality of chain units of the adjacent conveyor unit and the container transport direction.
  • Each chain unit distributes the load of the container evenly to each chain unit so that the load of the heavy container is not concentrated on a specific chain unit, and distributes and absorbs the plurality of cross members to prevent torsional deformation of the plurality of cross members. It may include a plurality of elastic members installed between the chain and the cross member.
  • the horizontal conveying unit includes at least two conveyor units arranged at intervals along the container conveying direction, the conveyor unit adjacent to the vertical conveying unit side of the at least two conveyor units is to take over the container from the elevator It can be transported horizontally to the conveyor unit.
  • the conveyor unit adjacent to the trailer side of the plurality of conveyor units may include a plurality of binding mechanism detachment unit for attaching and detaching the binding mechanism at each corner of the bottom of the container.
  • the plurality of binding mechanism detachable units may align the container to the binding mechanism detachable position, and a part of the plurality of binding mechanism detachable units may reciprocate vertically toward the container to detach the binding mechanism.
  • the binding mechanism detachable unit respectively, the body portion is installed to be slidable up and down on one side of the conveyor unit; A container alignment guide installed above the body portion; And a rotation driving part installed inside the body to grip and rotate a portion of the binding mechanism detachable from the container to couple and separate the binding mechanism at each corner of the container.
  • the rotary drive unit the rotary chuck to rotate forward / reverse in a state of holding the lower portion of the binding mechanism; And a driving motor for driving the rotary chuck in forward / reverse rotation.
  • the plurality of binding mechanism detachment unit includes a hook member for separating the locking mechanism, which is unlocked from the edge of the bottom of the container by the rotary chuck when the binding mechanism is separated, from the edge of the container bottom with the descending of the binding mechanism detachment unit. It is desirable to.
  • the plurality of binding mechanism detachable units may include a plurality of impact load absorbing members for absorbing shock generated when the container is seated on the binding mechanism detachable unit.
  • the plurality of impact load absorbing members may include: a first elastic body disposed between the body and the rotation driving unit to reduce the horizontal impact; And a second elastic body surrounding the rotary driving unit along a longitudinal direction of the rotary driving unit to absorb a shock in a vertical direction.
  • the present invention to achieve the above object, (a) transporting the container loaded in the container ship in a vertical downward direction to a predetermined position via a lift; (b) buffering a plurality of containers by intermittently transporting them along a horizontal direction to a trailer side waiting for the transferred containers; And (c) loading the horizontally transported container to the trailer to a position adjacent to the trailer side.
  • step (a) it may include the step of absorbing the impact load due to the collision between the elevator and the container when mounting the container in the elevator, and aligning the mounting position of the container.
  • step (a) it may include the step of aligning to a predetermined horizontal transfer position while the container descends before the horizontal transport of the container.
  • step (b) it may include the step of separating the binding mechanism in each corner of the lower portion of the container located adjacent to the trailer side.
  • step (b) it is of course also possible to include the step of aligning the container to the detachable position of the container before the step of separating the binding mechanism.
  • the present invention further comprises the steps of: (aa) unloading a container from a trailer; (bb) buffering a plurality of containers sequentially transported horizontally by intermittently transporting the container from the trailer side to the container ship side; And (cc) mounting the horizontally transported container to a position adjacent to the container ship side in an elevator; (dd) transporting in a vertical upward direction by using the elevator to load in a container ship provides a method for unloading a container comprising a.
  • step (bb) it may include the step of mounting the binding mechanism on each corner of the lower portion of the container immediately before the horizontal movement lowered from the trailer,
  • step (dd) it may include the step of aligning the container to the container mounting position while raising the elevator.
  • the present invention by providing a buffering area for a plurality of containers between the container ship and the trailer and automating the attachment and detachment of the container binding mechanism, by minimizing the mutual waiting time between the container ship and the trailer, productivity compared to the conventional container crane device There is an advantage that can be improved about two times or more.
  • the use of the present invention can reduce the waiting time of the container ship or trailer, it is possible to reduce the fuel consumption and carbon dioxide emissions according to the operation of the engine for power generation of the container ship and the engine operation of the trailer.
  • the present invention as well as automating the installation and removal of the twist lock for interconnecting a plurality of containers in the vertical direction does not interfere with the operation of the trolley and spreader or trailer, as well as binding by the operator
  • the present invention By providing a working space inside the conveyor unit so that the mechanism detachment work can be carried out, the entire container unloading work can proceed smoothly, it is possible to ensure the safety of the worker.
  • FIG. 1 is a perspective view showing a conventional container crane device
  • FIG. 2 is a perspective view showing a container crane device according to an embodiment of the present invention
  • Figure 3 is a schematic perspective view showing a vertical transfer unit shown in FIG.
  • FIG. 4 is a partially enlarged perspective view showing part IV shown in FIG. 3;
  • FIG. 5 is a partially cutaway perspective view illustrating the second damper illustrated in FIG. 3;
  • Figure 6 is a schematic perspective view showing both the vertical transfer unit and the horizontal transfer unit shown in FIG.
  • FIG. 7 is a schematic perspective view showing the structure and arrangement of a chain of a plurality of conveyor units of the horizontal transfer unit shown in FIG.
  • FIG. 9 and 10 are a perspective view showing the attachment mechanism detachment device shown in FIG.
  • 11 to 13 is a schematic perspective view showing a process of attaching and detaching the binding mechanism from the corner caster of the lower container
  • FIG. 14 is a flowchart illustrating a process of unloading a container from the container ship to the trailer.
  • the container crane apparatus 100 includes a steel frame structure 110, a vertical transfer unit 200 and a horizontal transfer unit 300.
  • the steel structure 110 includes vertical structures 111-114, arms 121 and 122, support structures 131 and 132, and base structures 141 and 142.
  • the vertical structures 111-114 are located on the sea side where the pairs 111 and 112 are adjacent to the container ship 1, and the remaining pairs 113 and 114 are located on the land side away from the sea vertical vertical structures 111 and 112 by a predetermined distance. In this case, a space is provided between the seaside vertical structures 111 and 112 and the land vertical structures 113 and 114 to allow the trailer 5 to stop and unload the container 3.
  • Arms 121 and 122 are disposed parallel to the upper side of the vertical structures 111-114 and protrude a predetermined length toward the sea side so as to cross the upper side of the container ship 1.
  • the arms 121 and 122 are provided with a main trolley 125 for reciprocating between the container ship 3 and the vertical transfer unit 200.
  • the main trolley 125 reciprocates horizontally along the arms 121 and 122 and has a spreader 126 for gripping the container 3 underneath.
  • the main trolley 125 moves the spreader 126 to the position where the container 3 to be unloaded is located.
  • the spreader 126 is installed to be liftable on the main trolley 125 and ascends and descends while holding the upper side of the container 3.
  • the support structures 131 and 132 connect the seaside vertical structures 111 and 112 and the hexagonal vertical structures 113 and 114 to support the vertical structures 111 and 114, respectively.
  • the support structures 131 and 132 are installed in the horizontal direction at approximately intermediate heights of the vertical structures 111-114 and have a sub trolley 135 for reciprocating between the horizontal transportation device 400 and the trailer 5. Is installed.
  • the sub trolley 135 reciprocates horizontally along the supporting structures 131 and 132 and has a spreader 136 for holding the container 3 at the lower side thereof. Like the main trolley 125, the sub trolley 135 moves to the position where the container 3 to unload the spreader 136 is located.
  • the spreader 136 is installed on the sub trolley 135 so as to be lifted and raised and lowered while holding the upper side of the container 3.
  • the base structures 141 and 142 are slidably installed on the sea side rail 11 and the land side rail 12 through a plurality of wheel devices 143 and 144 installed on the lower side.
  • One of the base structures 141 and 141 connects the lower ends of the seaside vertical structures 111 and 112, and the other one of the base structures 141 and 142 connects the lower ends of the sixth vertical structures 113 and 114.
  • the base structure 141 in contact with the sea side is provided with a horizontal transfer unit 300 on the upper side.
  • the vertical transfer unit 200 includes an elevator 210, an elevator driving unit 220, a pair of vertical guide beams 271 and 272, a plurality of shock absorbing members 280, and a position alignment unit 291 and 292.
  • Elevator 210 has a size corresponding to the width and length of the container (3), preferably by making the size corresponding to the largest standard of the container official standard by unloading operation regardless of the size of different containers Make it possible.
  • the elevator 210 is provided with a space inside the frame (210a) forming the outer, which is when the elevator 210 is seated on the first conveyor unit 310 adjacent to the sea side described later, of the first conveyor unit 310 This is to allow the plurality of chain units 311 to penetrate the elevator 210. Accordingly, the container 3 mounted on the elevator 210 is naturally seated on the plurality of chain units 311 of the first conveyor unit 310 when the elevator is lowered.
  • a plurality of guide bars 211 are installed to prevent the mounting position from being changed left and right in a state in which the elevator 210 is seated on the first conveyor unit 310.
  • the plurality of guide bars 211 are arranged in a state of guiding both sides of each chain unit 311 by one pair each.
  • the lifting driving unit 220 includes a pair of elevator sheave blocks 221 and 222, a pair of upper sheave blocks 223 and 224, a pair of lower sheave blocks 225 and 226, a wire rope 227 and 228, and a driving unit 229. ).
  • the pair of elevator sheave blocks 221 and 222 are installed at both ends of the elevator 210 through triangular trusts 231 and 232, respectively.
  • plain bearings 241 and 242 are arranged at the connection portions of the elevator sheave blocks 221 and 222 and the triangular trusts 231 and 232, respectively, and hinges are respectively connected to the connection portions of both the triangular trusts 231 and 232 and the elevator 210.
  • pins 251 and 252 That is, the elevator 210 is connected to the elevator sheave blocks 221 and 222 through two pivot points by plane bearings 241 and 242 and hinge pins 251 and 252. Accordingly, when the container 3 is mounted, the elevator 210 freely shakes to disperse the shock generated in the elevator, and also blocks the impact load from being directly transmitted to the elevator sheave blocks 221 and 222.
  • the pair of upper sheave blocks 223 and 224 are fixed above the seaside vertical structures 111 and 112, respectively, and the pair of lower sheave blocks 225 and 226 are respectively fixed below the seaside vertical structures 111 and 112.
  • the sheave blocks 221, 223, 225, 222, 224, and 226 which are symmetrically disposed on the left and right sides of the elevator are connected by wire ropes 227 and 228, respectively.
  • the wire ropes 227 and 228 are connected to the respective sheave blocks 221, 223, 225; 222, 224, 226 as follows.
  • the wire ropes 227 and 228 having one end connected to the wire drum 229c of the driving unit 229 respectively hang on the sheaves 225a and 226a of the lower sheave blocks 225 and 226, respectively, and are arranged on the first side of the upper sheave blocks 223 and 224. After attaching to the sheaves 223a and 224a, they are fastened to the first sheaves 221a and 222a assembled to the elevator sheave blocks 221 and 222 disposed below.
  • the wire ropes 227 and 228 are hooked on the second sheaves 223b and 224b of the upper sheave blocks 223 and 224, and then the second sheaves 221b and 222b of the lower elevator sheave blocks 221 and 222 are fastened.
  • the other ends of the 227 and 228 are bundled and connected to a part of the wire ropes 227 and 228 adjacent to the upper sheave blocks 223 and 224.
  • the driving unit 229 includes a driving motor 229a, a speed reducer 229b, and a wire drum 229c to which one end of the pair of wire ropes 227 and 228 are connected.
  • the driving motor 229a when the driving motor 229a is driven, the driving unit 229 doubles the rotational force through the reducer 229b.
  • the wire drum 229c receives the rotational force that is doubled through the reducer 229b to forward / reverse rotation to wind or unwind the wire ropes 227 and 228 to move the elevator 210 up and down.
  • the plurality of shock absorbing members 280 may include first dampers 281 and 282 for absorbing the horizontal shock and second dampers 283 for absorbing the vertical shock.
  • the first dampers 281 and 282 are respectively connected to the guide rollers 261 and 262 sliding at one end thereof to both sides of the elevator 210 and the other ends of the first dampers 281 and 272 to slide along the vertical guide beams 271 and 272. . Accordingly, the first dampers 281 and 282 buffer shock loads generated in the horizontal direction (X-axis and Y-axis directions) applied to the elevator 210 by a collision generated when the container 3 is mounted on the elevator 210. While the elevator 210 is aligned in the Y-axis direction.
  • a plurality of second dampers 283 are disposed along the periphery of the elevator 210 in the vertical direction at predetermined intervals.
  • the internal structure of the second damper 283 includes a cylinder 283a, a pocket piston 283b and a disc spring 283c, respectively, as shown in FIG.
  • the pocket piston 283b is elastically supported in a vertical direction (Z-axis direction) by a disk spring 283c provided inside the cylinder 283a, whereby a plurality of second dampers 283 are mounted on the elevator 210. While supporting the lower portion of the container 3 in the vertical direction (Z direction), the impact load due to the collision generated between the elevator 210 and the container 3 can be buffered.
  • the pocket piston 283b forms a predetermined pocket 283d such that a portion of the binding member 60 is inserted when the container 3 is mounted on the elevator 210 at the upper end thereof.
  • the pocket 283d is mounted on the elevator 210 in a state aligned precisely with the mounting position of the container 3.
  • the mounting position is to consider the position of the binding mechanism detachment device 400 installed in the horizontal transfer unit (300). That is, the container 3 transferred to the horizontal transfer apparatus 300 by the elevator 210 is to the third conveyor unit 330 which will be described later, in which the binding mechanism detaching apparatus 400 is disposed by the horizontal transfer apparatus 300.
  • the binding mechanism 60 installed at each corner of the bottom of the container 3 is accurately aligned to the binding mechanism detachable position.
  • the plurality of second dampers 283 may include guide guides 283e protruding obliquely toward the upper end on one side thereof.
  • the guide guide 283e naturally corrects an error in the plane direction (Y-axis direction) by naturally guiding the lower part of the container 3 to the elevator mounting position.
  • Position alignment units 291 and 292 are for aligning the transport position of the horizontal transfer unit 300 while elastically supporting the lower portion of the elevator 210 when the elevator 210 reaches the lowered position, respectively of the elevator 210 It is arrange
  • One of the position alignment units 291 and 292 has a conical guide protrusion (291a) at the top, and a conical groove (not shown) is formed on one side of the elevator 210, the conical guide protrusion 291a is inserted.
  • the other one 292 has a substantially reverse V-shaped guide protrusion 292a at the top, and the reverse V-shaped groove (not shown) is formed on the other side of the elevator 210, the reverse V-shaped guide projection 292a is inserted do.
  • the approximately V-shaped guide protrusion 292a is guided to the reference points in the Y-axis and Z-axis directions.
  • the elevator 210 has a conical guide protrusion 291a disposed at a reference point of the elevator lower position and an inverted V-shaped guide for aligning the lowered position of the elevator 210 in the Y-axis and Z-axis directions about the reference point.
  • the projection 292a By the projection 292a, the elevator 210 is correctly guided to the elevator lowered position at the completion of the lowering.
  • the alignment unit 291, 292 is composed of a hydraulic or pneumatic cylinder arranged in the vertical direction, thereby absorbing the elevator 210 by absorbing the impact load generated when colliding with the elevator 210 and the alignment unit 291, 292 Can be safely lowered.
  • the position alignment units 291 and 292 may be formed of an elastic body, for example, a compression spring or the like, without being limited to the hydraulic / pneumatic cylinder.
  • the three conveyor units are set as an example, but the present invention is not limited thereto, and the conveyor unit 310 adjacent to the container ship 1 side and the conveyor 5 adjacent to the trailer 5 side are considered in consideration of the size of the port. It is of course also possible to have only two conveyor units of the unit 330.
  • the horizontal transfer unit 300 includes at least first to third conveyor units 310, 320, and 330 disposed at intervals along the container transfer direction in the body block 301.
  • Each of the first to third conveyor units 310, 320, 330 is provided with chain units 311, 321, 331 in a closed loop which rotate by receiving a driving force from the driving motors M1, M2, and M3, and the chain units 311, 321, 331 are transported by containers. Five pieces are provided at predetermined intervals along the perpendicular direction.
  • the chain units 311, 321, 331 installed in each conveyor unit 310, 320, 330 are described as arranged five, respectively, the number of installation of the chain units (311, 321, 331) is not limited to this, one container, 20 feet 2 unloading 20
  • the number of chain units can be freely set according to various sizes and transfer numbers such as one container or one container of 40 feet.
  • the five chain units 311 of the first conveyor unit 310 each have a pair of chains 311a and 311b which form an inverted triangle closed loop, and a pair of chains 311a and 311b are guided at both corners, respectively.
  • a pair of guide sprockets 313a and 313b are installed, respectively, and a pair of drive sprockets 313c for driving the pair of chains 311a and 311b are installed together with the drive shaft 314.
  • the chain unit 311 includes a plurality of cross members 315 supporting the lower portion of the container 3 above the pair of chains 311a and 311b. Disposed at right angles.
  • an installation section for continuously arranging the cross members 315 at regular intervals and a non-installation area in which the cross members 315 are not provided for a predetermined section are repeatedly arranged.
  • the cross member 315 installation area has a length substantially corresponding to the width W direction of the container 3, and the length of the non-installation area is set smaller than the length of the installation area.
  • This non-installation area accommodates the binding mechanism 60 mounted on the corner caster 4 or the corner caster 4 of the container lower portion 3a protruding a predetermined length below the container 3. Accordingly, the first container unit 310 may transfer the container 3 in a horizontal state through the plurality of chain units 311.
  • the elastic member 317 is disposed between the pair of chain (311a, 311b) and the cross member 315, respectively. Accordingly, the plurality of resilient members 317 evenly distributes the load of the container 3 to each chain unit 311, 321, 331 of each conveyor unit 310, 320, 330 to prevent the load from being concentrated on any one of the chain units. Accordingly, if the bottom of the container 3 is not flat due to the deformation of the container 3, or if one side of the container 3 is heavier than the other side according to the arrangement of the cargo loaded therein, the container 3 (3) Mechanical parts of a specific chain unit where load is concentrated can be prevented beforehand from mechanical damage such as a bearing.
  • the chain units disposed at the position farthest from the chain unit closest to the drive motors M1, M2, M3 between the chain units of the conveyor units 310, 320, 330 may be somewhat different in rotational speed or may be specified as described above.
  • the elastic member 317 allows the cross member 315 to be twisted by a predetermined angle to prevent the cross member 315 from being damaged by torsion.
  • the elastic member 317 elastically restores the cross member 315 to its original position when the container 3 is removed from the conveyor unit.
  • the chain unit 321 of the second conveyor unit 320 is made of the same configuration as the first conveyor unit 310 described above. That is, the five chain units 321 each have a pair of chains 321a and 321b which form a closed loop of an inverted triangle, and a pair of chains 321a and 321b to guide each pair of chains 321a and 321b at both corners. Guide sprockets 323a and 323b are installed, and a pair of drive sprockets 323c for driving the pair of chains 321a and 321b are installed together with the drive shaft 324 at the lower side. In addition, on the pair of chains 321a and 321b, the cross member 325 is repeatedly divided into an installation section and a non-installation section.
  • the third conveyor unit 330 is similar to the first and second conveyor units 310 and 320,
  • the third conveyor unit 330 is formed such that the chain 335 forms a closed loop of a quadrangular shape, which is a worker moving along the inside of the third conveyor unit 330. 60) It is to provide a predetermined work space to assist in detachable work.
  • the first to the third conveyor unit (310, 320, 330) drives each of the drive motors (M1, M2, M3) at the same rotation speed for the horizontal transfer of the conveyor (3) when two adjacent conveyor units are driven simultaneously The remaining conveyor unit is stopped.
  • the second conveyor unit 320 stops to temporarily stop the container 3. If the third conveyor unit 330 is empty, the second and third conveyor units 320 and 330 are simultaneously driven to move the container 3 to the third conveyor unit 330.
  • the third conveyor unit 330 includes a plurality of binding mechanism attachment and detachment units 400 for attaching and detaching the binding mechanism 60 to each corner casting 4 at the bottom of the container 3 (see FIG. 6).
  • the plurality of binding mechanism detachment unit 400 aligns the container 3 transferred to the third conveyor unit 330 to the binding mechanism detachment position, and a part of the binding mechanism detaching unit 400 reciprocates vertically toward the container 3 to bind the binding mechanism 60. I take off).
  • Such a plurality of binding mechanism detachable unit 400 includes a body portion 410, a container alignment guide 430, a rotation driving unit 450 and the impact load absorbing member 470, respectively, as shown in Figs. .
  • the body 410 is disposed to be slidable up and down at a position adjacent to the front and rear of the chain unit 331 of the third conveyor unit 330.
  • the body portion 410 is lowered so as not to interfere with the binding mechanism 60 when the container 3 is transferred from the second conveyor unit 320 to the third conveyor unit 330, to the third conveyor unit 330 When the container 3 is aligned and the attachment mechanism 60 is attached and detached after the transfer is completed, it rises.
  • the container alignment guide 430 is installed above the body 410, and is formed to be inclined outwardly toward the upper side.
  • the container alignment guide 430 may align the container 3 in the Y-axis direction so that the binding mechanism 60 coupled to the container 3 may be set to the binding mechanism detachable position.
  • the rotary driving unit 450 is installed inside the body 410 and rotates the lower triangular pyramid 61 of the binding mechanism 60 detachable from the container 3 to each corner caster 4 of the lower container 3a. Attach and remove the binding mechanism (60).
  • the rotary driving unit 450 is a rotary chuck 451 which rotates forward / reversely while holding the lower triangular pyramid 61 of the binding mechanism 60 in the groove 451a, and the rotary chuck 451 through the rotation shaft 453. It includes a drive motor 455 for driving.
  • the hook member 455 has a lower triangular pyramid 61 of the binding mechanism 60 when the body 410 is lowered while the locking mechanism 60 is released and the locking member 60 is released by the rotation chuck 451.
  • the binding mechanism 60 is completely detached from the corner caster 4 while overcoming the frictional force and the sticking phenomenon which do not want to be pulled out from the corner caster 4 of the container lower portion 3a by pulling in the.
  • the plurality of binding mechanism detachable units 400 each include a plurality of impact load absorbing members 470 for absorbing the shock generated when the container is seated on the binding mechanism detachable unit 400.
  • a plurality of shock load absorbing members 470 include first and second elastic bodies 471 and 473.
  • the first elastic body 471 has a cylindrical shape and is disposed between the body part 410 and the rotation driving part 430 to reduce the horizontal impact applied to the binding mechanism detachment unit 400.
  • the second elastic body 473 is disposed to surround the rotation driving unit 430 along the longitudinal direction of the rotation driving unit 430 in order to absorb the vertical impact applied to the binding mechanism detachment unit 400.
  • FIG. 14 is a flowchart illustrating a process of unloading the container from the container ship to the trailer.
  • the driver who steers the container crane moves the main trolley 125 to the position of the container to be unloaded among the containers 3 loaded on the container ship 1.
  • the spreader 126 is lowered and lifted to a predetermined position while holding the upper side of the container 3.
  • the main trolley 125 is moved along the arms 121 and 122 to the place where the elevator 210 of the vertical transfer unit 200 is located, and then the container 3 held by the spreader 126 is lifted ( 210 is mounted on (S1).
  • the impact load in the horizontal direction (X-axis and Y-axis direction) generated in the elevator 210 is absorbed by the plurality of first dampers 281 and 282, and the vertical direction (Z). Direction) is absorbed by the plurality of second dampers 283.
  • the container 3 is naturally guided to the elevator mounting position by the plurality of guide guides 283e when the elevator 210 is mounted, so that the mounting position error in the plane direction (Y-axis direction) of the container 3 is corrected. (S2).
  • the operator moves the main trolley 125 along the arms 121 and 122 to transfer the container 3 corresponding to the next unloading order to the elevator 210. It moves to the container ship 1 side (S3).
  • the elevator 210 has a degree of freedom so that the elevator sheave blocks 221 and 222 and the guide rollers 261 and 262 connected to the elevator 210 may be freely twisted at predetermined angles in different directions when an impact load occurs. Absorption of impact loads ensures stability between structures.
  • the elevator 210 arranges the horizontal transport position for transporting the container 3 to the horizontal transport unit 300 by the position alignment units 219 and 292 (S5). Accordingly, when the container 3 is transferred to the horizontal transfer unit 300, the binding mechanism 60 coupled to the corner caster 4 coincides with the position corresponding to the binding mechanism detachment device 400.
  • the driving motors M1 and M2 of the first and second conveyor units 310 and 320 are driven at the same rotational speed at the same time, and thus, the plurality of chain units 311 and 321 are driven in the same direction, thereby allowing the container 3 to be driven. Transfer from the first conveyor unit 310 to the second conveyor unit (320).
  • the operator operates the binding mechanism detaching device 400 to separate the binding mechanism 60 coupled to the corner caster 4 of the lower container 3a. do.
  • the detachable device 400 waits in a lowered state until the container 3 is transferred to the third conveyor unit 330, and then removes the binding mechanism 60 when the third conveyor unit 330 stops. To rise. Accordingly, the container 3 is aligned to the binding mechanism detachment position by the plurality of container alignment guide 430 while the binding mechanism detachment device 400 is raised (S7).
  • the binding mechanism detaching device 400 is raised, the lower triangular pyramid 61 of the binding mechanism 60 is inserted into the groove 451a of the rotary chuck 451 as shown in FIG. 11, and in this state, the rotary chuck 451.
  • the upper and lower triangular pyramids 61 and 63 are simultaneously rotated in one direction while rotating in this one direction, the locking of the binding mechanism 60 is released so that the upper triangular pyramid 63 can be drawn out from the corner caster 4. do.
  • the worker moves the sub-trolley 135 to the third container unit 330 side, and then lowers the spreader 136 to hold the upper side of the container 3. do.
  • the spreader 136 is raised to lift the container 3, the sub-trolley 135 is transported to the upper side of the trailer 5 waiting at the stop position, and the spreader 136 is lowered again to lower the trailer 5.
  • the container 3 is loaded into the container (S9).
  • the unloading operation can be continuously carried out by eliminating the time that the container crane apparatus 100 or the trailer 5 waits for each other.
  • the present invention can improve the work efficiency by about two times or more compared to the conventional one by automating the detachment work of the twist lock for interconnecting the plurality of containers 3 in the vertical direction.
  • the operation time is shortened, thereby reducing fuel consumption and carbon dioxide emissions according to the engine operation of the power generation engine of the container ship 1 and the engine operation of the trailer 5. have.
  • the binding mechanism detaching device 400 is supplied by a predetermined binding mechanism supplying device (not shown) or by an operator to store the binding mechanism 60 preset in the rotary chuck 451 of the binding mechanism detaching apparatus 400. It serves to mount on the corner caster 4 of the lower portion (3a).

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ship Loading And Unloading (AREA)
  • Warehouses Or Storage Devices (AREA)

Abstract

La présente invention concerne un appareil à grue à conteneur. L'appareil à grue à conteneur comporte: une structure de châssis en acier comprenant un bras s'étendant sur un navire porte-conteneurs; un chariot de levage pour déplacer en va-et-vient le bras et charger et décharger des conteneurs sur/depuis le navire porte-conteneurs; une unité mobile verticalement pour élever des conteneurs conjointement avec le chariot de levage principal; une unité mobile horizontalement pour le transport horizontal intermittent de conteneurs conjointement avec l'unité verticalement mobile; et un chariot de levage auxiliaire pour le chargement et le déchargement de conteneurs sur/depuis une remorque de manutention de conteneurs conjointement avec l'unité mobile horizontalement.
PCT/KR2009/006796 2009-11-18 2009-11-18 Appareil à grue à conteneur et procédé de chargement/déchargement de conteneur utilisant un tel appareil WO2011062310A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN200980162513XA CN102639425A (zh) 2009-11-18 2009-11-18 集装箱起重装置及利用此的集装箱装卸方法
PCT/KR2009/006796 WO2011062310A1 (fr) 2009-11-18 2009-11-18 Appareil à grue à conteneur et procédé de chargement/déchargement de conteneur utilisant un tel appareil

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2009/006796 WO2011062310A1 (fr) 2009-11-18 2009-11-18 Appareil à grue à conteneur et procédé de chargement/déchargement de conteneur utilisant un tel appareil

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WO2011062310A1 true WO2011062310A1 (fr) 2011-05-26

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CN112722611A (zh) * 2020-12-31 2021-04-30 四川东泉机械设备制造有限公司 一种集装箱掀盖机及其操作方法

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CN104925682B (zh) * 2015-05-20 2017-01-04 河北建工集团有限责任公司 高空作业平台用上料系统
CN112678665B (zh) * 2017-07-05 2023-02-28 住友重机械搬运系统工程株式会社 起重机装置
EP3817994B1 (fr) * 2018-07-06 2023-09-20 PSA International Pte Ltd Appareil et procédé permettant de placer des cônes et/ou de retirer des cônes sur un conteneur
CN110803628B (zh) * 2019-11-22 2020-10-30 安徽春华智能科技有限公司 一种轨道式集装箱用起重机构

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JP2000143154A (ja) * 1998-11-17 2000-05-23 Ishikawajima Harima Heavy Ind Co Ltd コンテナクレーン
KR100474103B1 (ko) * 2002-09-06 2005-03-08 최상노 겐트리크레인
KR100624007B1 (ko) * 2004-03-08 2006-09-18 부산대학교 산학협력단 수평 수직 순환이 가능한 컨테이너 크레인

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