EP2188194A1 - Récipient de transport avec système de transport; procédé pour décharger des récipients de transport - Google Patents

Récipient de transport avec système de transport; procédé pour décharger des récipients de transport

Info

Publication number
EP2188194A1
EP2188194A1 EP08785215A EP08785215A EP2188194A1 EP 2188194 A1 EP2188194 A1 EP 2188194A1 EP 08785215 A EP08785215 A EP 08785215A EP 08785215 A EP08785215 A EP 08785215A EP 2188194 A1 EP2188194 A1 EP 2188194A1
Authority
EP
European Patent Office
Prior art keywords
transport container
conveyor belts
loading
conveyor
container according
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Withdrawn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
EP08785215A
Other languages
German (de)
English (en)
Inventor
Wolfgang Echelmeyer
Hermann Franck
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.)
Deutsche Post AG
Original Assignee
Deutsche Post AG
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 Deutsche Post AG filed Critical Deutsche Post AG
Publication of EP2188194A1 publication Critical patent/EP2188194A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D88/00—Large containers
    • B65D88/54—Large containers characterised by means facilitating filling or emptying
    • B65D88/546—Devices for loading or unloading and forming part of the container, e.g. rollers, conveyors

Definitions

  • Transport container with conveyor system Method for unloading transport containers
  • the invention relates to a transport container for loading and unloading piece goods, comprising at least one floor with a loading area, two side walls, a rear wall and a side loading opening.
  • the invention further relates to a method for unloading such a transport container.
  • transport containers may be used for the transport of piece goods.
  • the transport containers usually have to be loaded at a first location with the piece goods and unloaded at a second location again.
  • bundled paper products or parcels for example, swap bodies, change cases or containers are used, which can be transported by trucks, trains and aircraft.
  • These transport containers are usually manually loaded and unloaded, which represents a considerable amount of work.
  • German patent application DE 35 32 465 A1 discloses a device for transporting piece goods, in which a transport device can be lowered into the loading area and moved out of this into an operating position.
  • the transport device consists of several band-shaped individual devices, which in are arranged at a distance from each other across the width of the cargo area.
  • the Tra ⁇ sport By a mechanical, pneumatic or hydraulic device, the Tra ⁇ sport droveen be raised on the plane of the cargo area, so that parked cargo on the cargo can easily be moved by hand.
  • the transport devices can be movable both transversely and longitudinally to the direction of travel. In a transport device in the form of rasterförrnig arranged balls a shift of cargo in all directions is possible.
  • German utility model DE 296 20 587 U1 further discloses an additional floor for a transport container, wherein the additional bottom has rollers with which it is movable on the bed of a transport container.
  • the piece goods are brought to the additional floor and set the additional floor in the transport container and manually moved backwards into the hold. Further general cargo is set on a further additional floor in the container.
  • the object of the invention is therefore to provide a suitable transport container for loading and unloading of piece goods, which further reduces the workload in your particular process and speeds up the workflow.
  • the invention comprises a transport container for loading and unloading piece goods, which has at least one floor with a loading area, two side walls, a rear wall and a lateral loading opening.
  • a conveyor system of at least two driven conveyor belts is located in the bottom area of the transport container, wherein the conveyor belts are arranged one behind the other in the direction of the loading opening.
  • the conveyor belts are, for example, belt conveyors.
  • the conveyor belts preferably cover the entire loading area, wherein they extend in each case over the entire width b and length I of the loading area on the floor of the transport container.
  • the width b and / or the length I of the loading area may each be less than the width B and length L of the bottom of the transport container.
  • a plurality of conveyor belts are arranged side by side in the width b of the loading area.
  • the distance between the loading surface and the side walls is preferably covered in each case with a cover.
  • This may for example be a plate which is attached to the side walls and preferably inclined downwards towards the conveyor belts.
  • the conveyor belts are recessed into the floor and the top of the conveyor belts lie in a plane with the top of the floor. In another embodiment of the invention, the conveyor belts form the bottom of the transport container.
  • the conveyor system from conveyor belts may be a mobile conveyor system which can be mounted and dismounted in the transport container.
  • Each conveyor belt is preferably separately drivable and controllable.
  • the drive can be designed to move the conveyor belts electrically, wherein the drive of the conveyor system can be made via a connection of the transport container to an external or internal power supply.
  • the conveyor belts are preferably drivable sequentially, wherein the drive of each conveyor belt can be manually triggered.
  • the sequential drive can also be automated according to a stored in a control unit of the conveyor system temporal flow scheme.
  • the transport container may have at least one sensor for determining the state of charge of piece goods on the conveyor belts.
  • the sensors may, for example, be one or more light barriers above the conveyor belts.
  • the sequential drive of the conveyor belts can also be controlled automatically in this case as a function of the sensor signals of the sensors by the control unit.
  • the invention also includes a method for unloading piece goods from the loading surface of a transport container described above.
  • the method provides that, at the beginning of the unloading process, the front conveyor belt is driven at the loading opening in the direction of the loading opening, whereupon the respective following conveyor belts are switched on one after the other until all conveyor belts move in the direction of the loading opening.
  • the sequential drive of the conveyor belts can be triggered manually or it is carried out automatically according to a stored in a control unit of the conveyor system timing scheme.
  • the loading height of piece goods on the conveyor belts can be determined with sensors and the sensor signals are transmitted to the control unit, wherein the control unit automatically controls the sequential drive of the conveyor belts as a function of the sensor signals of the sensors to the loading height.
  • the invention has the significant advantage that it allows the automated unloading of cargo from transport containers such as containers, without the piece goods is damaged. This is particularly advantageous when unloading packages or postal packages. Automation eliminates the need for time-consuming manual unloading and further speeds up the unloading process. The shorter unloading process results in shorter service lives for the transport containers, which can thereby be used more effectively in a transport system.
  • the cargo is isolated already in the unloading in the hold, which significantly reduces the cost of separation on a downstream conveyor line.
  • the division of the pumped medium into several sections pulls the cargo already in the hold and stretches it. This reduces the pressure on the underlying cargo and reduces fall height when goods are dropped.
  • FIG. 1 shows an embodiment of the transport container according to the invention in a schematic longitudinal section.
  • Fig. 2 shows a transport container according to Figure 1 in a schematic
  • FIG. 3 shows the transport container according to Figure 1 in a schematic
  • Cross-section; and 4 shows the unloading process of a transport container according to FIG. 1.
  • Fig. 1 shows a schematic longitudinal section through a preferred embodiment of the transport container 10 according to the invention.
  • the transport container is a container or so-called swap body or swap body, as it is used in particular for the transport of packaging or parcels.
  • the articles 60 transported in the container are essentially box-shaped bodies such as boxes, cartons or other packaging. This type of article 60 is usually stacked within the hold.
  • Bottom, side walls and top cover of the container are expediently rigid and may for example consist of steel, light metal, wood, plastic or combinations thereof, in particular the side walls and the top cover may for example also be formed by a bar skeleton, which is covered with tarpaulins.
  • the container 10 has in the illustrated embodiment, a container bottom 20, side walls 1 1, 12 and 13 and an upper cover. A rear wall 12 opposite a loading opening 14, via which the access to the container is possible.
  • the container 10 is cuboid and the loading opening 14 is located at a narrow end.
  • the loading opening can be closed with a rear roller blind, not shown in FIG.
  • a rear roller blind in the form of a sectional door and a double door with two side-mounted swing doors can be provided.
  • the loading surface of the container may differ from the bottom surface, if the loading of the entire bottom surface, for example, is not possible or desired.
  • the width b of the loading opening is smaller than the width B of the floor surface, as hinges for hinged doors or guides for a sectional door can be located on the sides of the loading opening. If one does not want to stack piece goods behind the projections provided for this purpose, the effective loading area 21 can therefore be reduced to an area l xb which is smaller than the area L x B of the floor 20.
  • the conveyor belts are preferably endless belt conveyors driven by at least two end rollers For supporting the piece goods 60 on the conveyors, further driven or non-driven rollers may be provided between the end rollers
  • the conveyor belts are preferably designed so that they can be entered by persons to be possible.
  • a conveyor belt preferably extends over the entire width b of the loading surface of the container.
  • a plurality of conveyor belts are arranged side by side in the width b of the loading area 21.
  • a gap remains between the side edges of the conveyor belts and the side walls 1 1 and 13.
  • the covers are plates which are attached to the side walls 1 1 and 13. The plates incline downwards towards the conveyor belts so that general cargo, which comes to rest on the plates, is guided onto the conveyor belts by slipping off the inclined cover plates.
  • the conveyor belts form a conveyor system in which preferably each conveyor belt is driven separately and controllable.
  • the control of the conveyor system via a control unit 52.
  • the drive of the conveyor belts for example, electrically, wherein the power supply of the drive can be realized via an external power source. Since the transport container is usually loaded and unloaded in the vicinity of a building 50 to deliver or collect general cargo 60 at this building, the control unit 52 and the drive of the conveyor system can be connected, for example, to a power supply 51 of the building.
  • the transport container has its own power source, for example in the form of a battery or a rechargeable battery.
  • the control unit 52 may be located on the transport container 10 itself or at a loading gate. Is it at the loading gate and becomes when a container arrives, for example, over a Kabe! connected with this, this has the advantage that not every container must be equipped with its own control unit. Control parameters can also be adapted to a few control units at unloading locations, without the control unit of each container of a container pool having to be changed.
  • each conveyor belt can have its own drive, which can be switched on and off by the control unit 52
  • a further embodiment of the invention uses a common drive which can be selectively switched to the individual conveyor belts
  • the drive is designed, for example, such that it can be switched to the front conveyor belt 30 in order to drive it are activated, the second conveyor belt is coupled to the first conveyor belt so that it is driven by the first conveyor belt 30.
  • the common drive can be switched to the second conveyor belt and thus both conveyor belts drive at the same time. The same procedures are also applicable to the activation of the third conveyor belt 30 ".
  • the control unit 52 thus preferably comprises at least means for the sequential control of the individual conveyor belts. It has proved to be advantageous if the conveyor belts can also be driven at different speeds, in which case a separate drive for each conveyor belt or suitable gear ratios are required.
  • the drive is also preferably designed so that it can drive the conveyor belts in two directions, so that a loading and unloading of the transport container is possible.
  • the conveyor system with several conveyor belts can be integrated in different ways in the transport container.
  • conventional transport containers can be used, in which the conveyor system can be introduced as needed as a mobile unit.
  • the conveyor system is in this case mountable and disassembled and rests on the floor 20 of the transport container.
  • the conveyor system may also be recessed into the floor panel 20 such that the top of the conveyor belts 30, 30 'and 30 "is flush with the top of the floor panel 20.
  • the transport container has no bottom plate 20, but the bottom of the container is formed by the conveyor system, in which case the conveyor belts replace the bottom of the container. If a transport container 10 are to be unloaded, it is usually moved up by a transport vehicle to a building 50 and deposited there on four support conduits 40, 41. The transport container is almost completely loaded. The rear roller blind or gullwing doors are opened and a transport lock, which has secured the piece goods during transport, can be removed by an operator.
  • a conveyor belt 70 is moved to a position at or below the lower edge of the transport container 10 and the control unit 52 connected to the conveyor system to a power source 51 of the building.
  • the control unit 52 connected to the conveyor system to a power source 51 of the building.
  • lateral baffles may be provided.
  • the transport device 70 on the building consists of at least two conveyor belts also arranged one after the other, of which the conveyor belt at the front end of the transport container moves faster than the downstream conveyor belts
  • the unloading process can now be started by an operator via the control unit 52.
  • the start of the process can be activated, for example, by pressing a button.
  • the unloading process can be carried out in various ways. For example, all the conveyor belts 30, 30 'and 30 "can be activated simultaneously in order to move the stacked piece goods in their entirety out of the transport container and to catch them by the conveyor belt 70.
  • the method according to the invention provides for the conveyor belts to be used in a continuous manner This process is illustrated by way of example in FIG.
  • the front conveyor belt 30 at the loading opening 14 is preferably activated first and transports the stucco goods thereon to the loading opening 14, where they fall onto the conveyor belt 70 and are transported away for further use in the building 50.
  • the front conveyor belt 30 preferably moves slower than that Transport means 70 of the building If the front conveyor belt 30 is empty, the second conveyor belt 30 'can be started.
  • the connection can also be done manually by pressing a button when an operator decides that the second conveyor belt is to be switched on. The same process is performed manually for the third conveyor 30 ".
  • At least one sensor 53 is provided in the side walls 1 1 and 13, which determines the loading height of cargo on the front conveyor belt 30.
  • a light barrier may be provided, via which the presence of piece goods on the conveyor belt can be detected.
  • the sensor signals are transmitted to the control unit 52 and indicates the associated sensor signal that objects on the conveyor belt could not be detected.
  • the control unit 52 automatically activates the second conveyor belt 30 'and sets it in motion. The same process takes place for the third conveyor belt 30 "when a light barrier above the second conveyor belt no longer signals objects.
  • the respective next conveyor belt is already started when there are only a few objects left on the preceding conveyor belt.
  • Control unit evaluated as a function of time and the next conveyor belt is started at a predetermined number of piece goods per unit time.
  • the sequential connection of the conveyor belts is automated according to a flowchart, which is stored in the control unit.
  • the flow chart is based on experience in unloading the respective piece goods, so that different programs can be stored for different types or sizes of cargo.
  • the program is started by an operator and the control unit 52 of the conveyor system activates all conveyor belts one after the other at certain time intervals.
  • a plurality of vertical film strips 15, for example made of PVC are provided on the upper edge of the discharge opening 14, which are arranged next to one another and hang in front of the upper region of the discharge opening 14.
  • the film strips are so soft that they can be displaced by strong against oppressive cargo. However, they have a sufficient rigidity to retain cargo at the height of the PVC strips so far that other cargo can slip underneath.
  • a container 10 is completely unloaded in this way, the movement of all conveyor belts is stopped and the transport container is filled, for example, with new general cargo.
  • the conveyor belts of the conveyor system eoenfaüs can be used advantageously. If stucco is to be stacked, this can not be done automatically. However, a worker can be assisted in stacking by transporting the parcel to the worker via the conveyor belts, which in this case are moved inside the container. The worker only has to pick up the piece goods and stack them appropriately.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Stacking Of Articles And Auxiliary Devices (AREA)

Abstract

L'invention concerne un récipient de transport (10) pour charger et décharger des articles (60), comprenant au moins un fond (20) avec une surface de chargement (21), deux parois latérales (11; 13), une paroi arrière (12) et une ouverture de chargement latérale (14). Conformément à l'invention, un système de transport constitué d'au moins deux bandes de transport entraînées (30; 30'; 30') est disposé dans la région du fond du récipient de transport (10) et les bandes de transport (30; 30'; 30') sont disposées les unes derrière les autres dans la direction de l'ouverture de chargement (14). L'invention concerne en outre un procédé pour décharger des articles (60) de la surface de chargement (21) d'un tel récipient de transport (10). Avec ce procédé, au début de l'opération de déchargement, la bande de transport avant (30) est entraînée au niveau de l'ouverture de chargement (14) dans la direction de l'ouverture de chargement (14), et les bandes de transport suivantes respectives (30; 30') sont entraînées les unes après les autres jusqu'à ce que toutes les bandes de transport (30; 30'; 30') se déplacent dans la direction de l'ouverture de chargement (14).
EP08785215A 2007-08-16 2008-07-30 Récipient de transport avec système de transport; procédé pour décharger des récipients de transport Withdrawn EP2188194A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200710038839 DE102007038839A1 (de) 2007-08-16 2007-08-16 Transportbehälter mit Fördersystem; Verfahren zum Entladen von Transportbehältern
PCT/EP2008/006269 WO2009021628A1 (fr) 2007-08-16 2008-07-30 Récipient de transport avec système de transport; procédé pour décharger des récipients de transport

Publications (1)

Publication Number Publication Date
EP2188194A1 true EP2188194A1 (fr) 2010-05-26

Family

ID=40010639

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08785215A Withdrawn EP2188194A1 (fr) 2007-08-16 2008-07-30 Récipient de transport avec système de transport; procédé pour décharger des récipients de transport

Country Status (3)

Country Link
EP (1) EP2188194A1 (fr)
DE (1) DE102007038839A1 (fr)
WO (1) WO2009021628A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202010018165U1 (de) 2010-10-20 2014-06-17 Siemens Aktiengesellschaft Vorrichtung zum Behandeln von Stückgütern einer Transporteinheit, insbesondere eines Wechselbehälters
ITUD20100218A1 (it) * 2010-11-29 2012-05-30 Univ Degli Studi Udine Dipositivo di carico e scarico merci per mezzi di trasporto, e procedimento di carico e scarico connesso
DE102011083095A1 (de) * 2011-09-21 2013-03-21 Siemens Aktiengesellschaft Entladevorrichtung
GB2509912B (en) 2013-01-16 2018-08-15 Sony Corp Telecommunications Apparatus and Methods

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DE7516654U (de) * 1975-09-25 Miebach Gesellschaft Fuer Industriebau Und Materialfluss Vorrichtung zur Beladung und Entladung von Containern und Wechselaufbauten mit Stückgut
US3913760A (en) 1973-08-23 1975-10-21 Ephraim Koral Movable floor for the deck of a truck
DE3377396D1 (en) * 1982-08-04 1988-08-25 Focke & Co Device for feeding cigarettes or the like to a packaging machine
US4518303A (en) 1983-04-06 1985-05-21 Jerel J. Barham Movable floor self-unloading trailer
DE3532465A1 (de) 1985-09-11 1987-03-19 Nestler Robert Wellpappen Vorrichtung zum transportieren von stueckgut
NL8700453A (nl) * 1987-02-24 1988-09-16 Talson Transport Engineering Laadvloer van een vrachtvoertuig.
US5645390A (en) * 1994-06-27 1997-07-08 Eastman Kodak Company System and Method for conveying cargo containers through environmentally controlled enclosures
US5902090A (en) 1996-05-24 1999-05-11 Eta Industries Cargo handling truck bed
DE29620587U1 (de) 1996-11-27 1997-01-23 HT Troplast AG, 53840 Troisdorf Transportgefäß zum Transport von insbesondere palettierten großvolumigen Gütern
US20050226706A1 (en) 2004-02-17 2005-10-13 Thomas James A Cargo handling system

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Also Published As

Publication number Publication date
DE102007038839A1 (de) 2009-02-19
WO2009021628A1 (fr) 2009-02-19

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