CN102149612A - Packing unit, shipping unit and a method of manufacturing a packing unit - Google Patents

Packing unit, shipping unit and a method of manufacturing a packing unit Download PDF

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Publication number
CN102149612A
CN102149612A CN2009801355770A CN200980135577A CN102149612A CN 102149612 A CN102149612 A CN 102149612A CN 2009801355770 A CN2009801355770 A CN 2009801355770A CN 200980135577 A CN200980135577 A CN 200980135577A CN 102149612 A CN102149612 A CN 102149612A
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CN
China
Prior art keywords
packing material
plastic sheeting
packaging unit
unit
sheeting cover
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.)
Granted
Application number
CN2009801355770A
Other languages
Chinese (zh)
Other versions
CN102149612B (en
Inventor
彼得·马尔贝
拉尔斯-埃里克·安德松
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.)
Eco Lean Research and Development AS
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Eco Lean Research and Development AS
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Publication date
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Publication of CN102149612A publication Critical patent/CN102149612A/en
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Publication of CN102149612B publication Critical patent/CN102149612B/en
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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
    • B65D71/00—Bundles of articles held together by packaging elements for convenience of storage or transport, e.g. portable segregating carrier for plural receptacles such as beer cans or pop bottles; Bales of material
    • B65D71/06—Packaging elements holding or encircling completely or almost completely the bundle of articles, e.g. wrappers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B35/00—Supplying, feeding, arranging or orientating articles to be packaged
    • B65B35/30—Arranging and feeding articles in groups
    • B65B35/50—Stacking one article, or group of articles, upon another before packaging
    • B65B35/52—Stacking one article, or group of articles, upon another before packaging building-up the stack from the bottom
    • 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
    • B65D71/00—Bundles of articles held together by packaging elements for convenience of storage or transport, e.g. portable segregating carrier for plural receptacles such as beer cans or pop bottles; Bales of material
    • B65D71/0088—Palletisable loads, i.e. loads intended to be transported by means of a fork-lift truck
    • B65D71/0092—Palletisable loads, i.e. loads intended to be transported by means of a fork-lift truck provided with one or more rigid supports, at least one dimension of the supports corresponding to a dimension of the load, e.g. skids
    • B65D71/0096—Palletisable loads, i.e. loads intended to be transported by means of a fork-lift truck provided with one or more rigid supports, at least one dimension of the supports corresponding to a dimension of the load, e.g. skids the dimensions of the supports corresponding to the periphery of the load, e.g. pallets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B11/00—Wrapping, e.g. partially or wholly enclosing, articles or quantities of material, in strips, sheets or blanks, of flexible material
    • B65B11/02—Wrapping articles or quantities of material, without changing their position during the wrapping operation, e.g. in moulds with hinged folders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B5/00—Packaging individual articles in containers or receptacles, e.g. bags, sacks, boxes, cartons, cans, jars
    • B65B5/08—Packaging groups of articles, the articles being individually gripped or guided for transfer to the containers or receptacles
    • 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
    • B65D71/00—Bundles of articles held together by packaging elements for convenience of storage or transport, e.g. portable segregating carrier for plural receptacles such as beer cans or pop bottles; Bales of material
    • B65D71/06—Packaging elements holding or encircling completely or almost completely the bundle of articles, e.g. wrappers
    • B65D71/063—Wrappers formed by one or more films or the like, e.g. nets
    • 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
    • B65D71/00—Bundles of articles held together by packaging elements for convenience of storage or transport, e.g. portable segregating carrier for plural receptacles such as beer cans or pop bottles; Bales of material
    • B65D71/06—Packaging elements holding or encircling completely or almost completely the bundle of articles, e.g. wrappers
    • B65D71/12—Packaging elements holding or encircling completely or almost completely the bundle of articles, e.g. wrappers the packaging elements, e.g. wrappers being formed by folding a single blank
    • 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
    • B65D75/00—Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes, or webs of flexible sheet material, e.g. in folded wrappers
    • B65D75/04—Articles or materials wholly enclosed in single sheets or wrapper blanks
    • 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
    • B65D77/00—Packages formed by enclosing articles or materials in preformed containers, e.g. boxes, cartons, sacks or bags
    • B65D77/003—Articles enclosed in rigid or semi-rigid containers, the whole being wrapped
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B11/00—Wrapping, e.g. partially or wholly enclosing, articles or quantities of material, in strips, sheets or blanks, of flexible material
    • B65B11/02—Wrapping articles or quantities of material, without changing their position during the wrapping operation, e.g. in moulds with hinged folders
    • B65B11/025—Wrapping articles or quantities of material, without changing their position during the wrapping operation, e.g. in moulds with hinged folders by webs revolving around stationary articles
    • 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
    • B65D2571/00—Bundles of articles held together by packaging elements for convenience of storage or transport, e.g. portable segregating carrier for plural receptacles such as beer cans, pop bottles; Bales of material
    • B65D2571/00006—Palletisable loads, i.e. loads intended to be transported by means of a fork-lift truck
    • B65D2571/00012—Bundles surrounded by a film
    • B65D2571/00018—Bundles surrounded by a film under tension
    • B65D2571/00024—Mechanical characteristics of the shrink film
    • 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
    • B65D2571/00—Bundles of articles held together by packaging elements for convenience of storage or transport, e.g. portable segregating carrier for plural receptacles such as beer cans, pop bottles; Bales of material
    • B65D2571/00006—Palletisable loads, i.e. loads intended to be transported by means of a fork-lift truck
    • B65D2571/00012—Bundles surrounded by a film
    • B65D2571/00018—Bundles surrounded by a film under tension
    • B65D2571/0003—Mechanical characteristics of the stretch film
    • 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
    • B65D2571/00—Bundles of articles held together by packaging elements for convenience of storage or transport, e.g. portable segregating carrier for plural receptacles such as beer cans, pop bottles; Bales of material
    • B65D2571/00123—Bundling wrappers or trays
    • B65D2571/00129—Wrapper locking means
    • B65D2571/00135—Wrapper locking means integral with the wrapper
    • B65D2571/00148—Wrapper locking means integral with the wrapper heat sealede or welded
    • 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
    • B65D2571/00—Bundles of articles held together by packaging elements for convenience of storage or transport, e.g. portable segregating carrier for plural receptacles such as beer cans, pop bottles; Bales of material
    • B65D2571/00123—Bundling wrappers or trays
    • B65D2571/00432—Handles or suspending means
    • B65D2571/00493—Handles or suspending means attached to the wrapper
    • 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
    • B65D2571/00—Bundles of articles held together by packaging elements for convenience of storage or transport, e.g. portable segregating carrier for plural receptacles such as beer cans, pop bottles; Bales of material
    • B65D2571/00123—Bundling wrappers or trays
    • B65D2571/00648—Elements used to form the wrapper
    • B65D2571/00672—Films
    • 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
    • B65D75/00—Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes, or webs of flexible sheet material, e.g. in folded wrappers
    • B65D75/008—Standing pouches, i.e. "Standbeutel"

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Packages (AREA)
  • Buffer Packaging (AREA)
  • Stackable Containers (AREA)

Abstract

The invention relates to a packing unit (4) comprising a group of packages (1) filled with a liquid product which are of the collapsible type and comprise a bottom wall and two opposite side walls, which packages (1) in their upright position have an upwardly tapering shape, characterised in that the packages (1) are so arranged that each package (1) has a side wall facing a bottom o the packing unit (4), the packages (1) are stacked one over another in a plurality of layers with a plurality of packages (1) in each layer, the packages (1) having an alternating orientation in a first direction and a second direction opposite to the first direction and the packages (1) of an individual layer having a uniform orientation in the first or the second direction, and a plastic film cover (5) which at least partly surrounds the group of packages (1); for providing dimensional stability to the packing unit (4), the plastic film cover (5) being made of a web of plastic film material which has been joined together along four or fewer elongate sealing portions for forming said plastic film cover, and a shipping unit and a method of manufacturing said packing unit. The application also includes a shipping unit and a method of manufacturing a packing unit.

Description

The method of packaging unit, shipment unit and manufacturing packaging unit
Technical field
The present invention relates to a kind of packaging unit, comprising: be filled with the group of the packing material of liquid product, described packing material is collapsible type and comprises diapire and two relative sidewalls that described packing material has upwards tapered shape in its erection position.
The invention further relates to a kind of method and a kind of shipment unit that comprises the packaging unit of the type of explaining via place of matchmakers of making described packaging unit.
Background technology
In food industry, it is general keeping the packing material of liquid food to be packaged in the box with further distribution or storage.
The traditional packing material that uses in food industry is made by the rigid package material such as cardboard.Such packing material can be manufactured with and make them can pile up the shape of (for example can bearing load).This means that they can be by they being arranged side by side and being placed on the top of each other and easily packing, for example on the tray or in the card board case, so that further transportation in bigger device.
In food industry and other industry, the packing material of collapsible type just is widely used.This packing material is made by flexible plastic film material, this means that this packing material does not have and the identical rigid mass of packing material type discussed above.
Existing problems, collapsible package thing can not one be stacked on another, for example before transportation.Therefore, a large amount of collapsible package things often are packaged together in the card board case.When transportation during this chest, during transportation act on vibration on the packing material and power and may cause damage described packing material.In some cases, this damage especially combines with the formation of folding line in the packing, can cause the leakage of packing material content.
European patent application No.EP0681970 disclose a kind of folding collapsible package thing method so that they can one on another, is stacked.
Summary of the invention
The objective of the invention is to, make it possible to obtain a kind of packaging unit that can be suitable for storing and transporting the collapsible package thing.Further purpose of the present invention is, obtains the method that a kind of manufacturing can be suitable for storing and transport the packaging unit of collapsible package thing.Also have one the objective of the invention is to, obtain a kind of a plurality of shipment unit that can be suitable for storing and transport the packaging unit of collapsible package thing that comprise.
According to first aspect, the present invention relates to a kind of packaging unit, comprise: the group that is filled with the packing material of liquid product, described packing material is collapsible type and comprises diapire and two relative sidewalls, described packing material has upwards tapered shape in its erection position, it is characterized in that: described packing material is arranged such that each packing material has towards the sidewall of the bottom of described packaging unit, one of described packing material is disposed on another in a plurality of layers, a plurality of packing materials are arranged in every layer, described packing material have on first direction and the second direction opposite, replace with described first direction towards, the described packing material of individual course have on described first direction or described second direction consistent towards, and plastic sheeting cover, this plastic sheeting cover centers on the group of described packing material at least in part to provide dimensional stability to described packaging unit, described plastic sheeting cover is made by a slice plastic film material, this plastic film material along four or still less an elongated hermetic unit be combined together to form described plastic sheeting cover.
The meaning of the packing material of collapsible type is, for example, has the packing material of the chamber that is limited by flexible wall, and described wall combines along connecting bridge.This packing material can have low weight, allows it effectively to produce and not occupy the still less advantage in space than the cooresponding parcel of being made by the rigid package material under the occupied state at it.
Because this fact, packing material is arranged such that each packing material has towards the sidewall of the bottom of described packaging unit, and for example, packing material can be placed from the teeth outwards with stable manner.And, can make this packaging unit have big substrate surface, this big substrate surface can make packaging unit to be placed from the teeth outwards with stable manner, the sidewall of described packing material is basically parallel to described surface.
Described a plurality of layer is for two-layer at least, for example, and 2,3,4,5,6,7,8 or more.Described a plurality of layer can be two-layer even a large amount of at least layers, for example, and 2,4,6,8 or more multi-layered.Described a plurality of layer can make that for example, this mode that presents suitable parallelepiped shape with packaging unit is packed.As a result, make it possible to reasonably pile up this packaging unit.
A plurality of packing materials in every layer can be, for example, and in every layer 2,3,4,5,6,7,8 or more a plurality of packing material.Can make packaging unit have big substrate surface by a plurality of packing materials by arranging in every layer, this big substrate surface can make packaging unit to be placed from the teeth outwards with stable manner.Two or more packing materials during described a plurality of packing materials in every layer can be every layer.
Since described packing material have on first direction and the second direction opposite, replace with described first direction towards, the described packing material of individual course have on described first direction or described second direction consistent towards, perhaps described packing material is arranged from top to bottom, described packing material can be closely packaged and to present the mode of suitable in fact parallelepiped shape with described packaging unit packaged, and this suitable parallelepiped shape is expected for storage and/or transportation.
Plastic sheeting cover around described packing is arranged such that the dimensional stability of packaging unit can realize at least in part.It is appreciable advantage that the packaging unit that comprises the collapsible type packing material can spatially be stablized.Packaging unit stable on this space can for example be suitable for bearing load, this means, for example, this packing material can be stacked.A plurality of packaging units for example can be stacked on the tray, and this makes not only can handle and transport a plurality of packing materials easily, and can handle and transport a plurality of packaging units easily.And, give the credit to the plastic wrap that centers on them at least in part, though for example during transportation may shake and vibrate, described packing material will can not rub each other or will reduce than the friction each other during transportation of traditional packaging unit considerablely.As a result, reduced that packing material is damaged and the risk of the leakage that should take place.When the packing material of collapsible type is packaged together in the chest, for example, in the flexible wall of this packing material folding line may take place, this folding line increases the weight of the relevant infringement of damage with the wall of the packing material that is caused by the frictional influence between the delivery period.The present invention will make such folding line problem reach minimum.Therefore, the invention solves relevant a large amount of problems of transportation with the packing material of collapsible type.
The plastic sheeting cover is made by a slice plastic film material, this plastic film material by along four or still less an elongated hermetic unit or a longitudinal sealing spare be combined together to form described plastic sheeting cover, this fact can make for example can reasonably produce the plastic sheeting cover.
Described longitudinal sealing spare has along the parts of the longitudinal direction of described plastic sheeting.
Can be according to longitudinally of the present invention and/or horizontal described sealing member for flexible and/or the energy bending.Described hermetic unit flexible and/or that energy is crooked can help to reduce or minimize the risk that packing material was damaged and took place the packing material leakage.
Can comprise handle according to packaging unit of the present invention.When independent packaging unit will be when being carried at them you betransported on hand, the handle on the described packaging unit can have appreciable advantage.Described packaging unit can for example be made up of a large amount of packing materials that have designated volume separately, makes that packaging unit according to the present invention is suitable for having brought in the shop client of packaging unit easily to transport for example beverage.Comprise for example 1 to 24 packing material, for example, every packing material comprises that the packaging unit of the liquid volume of 10 to 200 centilitres can be carried by this way.
Packing material can comprise for example plastics, paper, laminated material or its combination, or can be made by for example plastics, paper, laminated material or its combination.
The quantity of the packing material in every layer of the packaging unit can be identical.
The group of packing material can comprise, for example, and four, six, eight or ten packing materials.
The plastic sheeting cover can be so that each independent packing material has the mode of fixed position around packaging unit in device.Adopt this mode plastic sheeting cover can guarantee that the packing material in the group of packing material also can keep their relative position for example between the delivery period or when bearing load the time.
The plastic sheeting cover can center on the group of packing material fully.Adopt this mode, the group of packing material can be protected from all sides, and can obtain improved dimensional stability, is the load of which kind of direction no matter the group of this packing material bears.For example, the group of this packing material can have six faces, and all faces are centered on by described plastic sheeting cover.The group of this packing material and packaging unit can form for example suitable parallelepiped thus, this suitable parallelepiped is suitable geometric configuration for packaging unit, because a plurality of this packaging units can closely be packed, therefore occupy very little storage and goods space.The plastic sheeting cover can be around all sides that are less than of the group of described packing material, for example, and five or four sides.According to the present invention, at least four sides of packaging unit should be centered on by the plastic sheeting cover, so that dimensional stability is provided.
Packaging unit can have four or still less individual transverse sealing part or transverse seal, for example, and three or still less individual transverse seal.
Described transverse seal has the parts that the longitudinal direction with plastic sheeting intersects.
The various combination of a large amount of vertical and horizontal sealing members can use in packaging unit.Packaging unit can, for example, have four or still less longitudinal sealing spare and four or still less a transverse seal.
The plastic sheeting cover can for example have a longitudinal sealing spare and two transverse seal.Therefore, this plastic sheeting cover can be around the sealed a slice plastic sheeting of the group of packing material, allows to use effectively this plastic sheeting cover.
The plastic sheeting cover can for example have two longitudinal sealing spares and two transverse seal.
According to the present invention, sealing member can be positioned on the side of packaging unit.
Sealing member can be positioned on the side of packaging unit and three of packaging unit or still less on the edge.
Sealing member can be positioned on the side of packaging unit, and is not positioned on the edge of packaging unit.
Dimensional stability according to the present invention means that the plastic sheeting cover should be maintained at mode in the position of basic fixed relative to each other with independent packing material around the group of packing material.When the packaging unit bearing load, can realize also that according to dimensional stability of the present invention this is because the group of described packing material is centered on by the plastic sheeting cover.
Described plastic sheeting cover can not have the group that tightening force ground centers on described packing material fully.Described plastic sheeting can for example be arranged to the group of loosely around described packing material, provides dimensional stability for packaging unit simultaneously.The loose plastic sheeting that centers on can not be fixed on its position with independent packing material in this case utterly, but guarantee in group, can move slightly relative to other packing material, yet, because plastic sheeting prevents that independent packing material from falling down from packaging unit, thereby still provides dimensional stability.When the packaging unit bearing load, moving of packing material may be taken place, but plastic sheeting prevents that still packing material from falling down.Therefore, such plastic sheeting cover can provide dimensional stability to packing material.
The plastic sheeting cover also can have the group of tightening force ground around described packing material.Therefore, such plastic sheeting cover can provide dimensional stability to packing material.
The plastic sheeting cover of packaging unit can be arranged to has tightening force ground around packing material, makes the content of packing material form the back pressure bundle to realize the described dimensional stability of packaging unit.
The plastic sheeting cover of packaging unit can be for example shrinkable film.Shrinkable film can be positioned as around packing material with expectation and suitable manner and also be allowed to subsequently shrink, for example, and by heating, so that more closely surround packaging unit and when expectation, produce tightening force.
The plastic sheeting cover of packaging unit can be for example film wrapped thing.It is to use obducent effective means around packing material that film twines.And described winding allows to produce in cover and stretches, and makes can obtain dimensional stability in packaging unit according to the present invention.
The plastic sheeting cover of packaging unit can be for adopting the film wrapped thing of shrinkable film form.
The plastic sheeting of packing material can be the film wrapped thing that is provided with transverse seal and/or longitudinal sealing spare.
According to the present invention, the plastic sheeting cover of packaging unit can comprise thermosetting plastics or resin or other suitable polymeric material, or is made by thermosetting plastics or resin or other suitable polymeric material.
The plastic sheeting cover of packaging unit can have the thickness less than 100 microns, but also can be thicker than 100 microns.The plastic sheeting cover can for example have the thickness of 5-50 or 10-30 micron.
Can comprise a plurality of packaging units according to shipment of the present invention unit.When the transport package unit, it can be favourable that several packaging units are treated to a shipment unit.For example, if several packaging units are treated to a device, lifting or other are handled operation and can be minimized.The shipment unit can comprise that also for example, the packaging unit of suitable quantity is to be assigned to the shop and to store in the shop.
The packaging unit of shipment unit can be stacked on the cargo transport carriage.The cargo transport carriage that transports the shipment unit can for example be convenient to handle and shipment unit and packaging unit.The cargo transport carriage can for example be arranged to by raising such as trucies such as V shape elevator truck or hand trucies and loading and be used for transportation.
The packaging unit of shipment unit can be stacked layout, and this piles up at least in part and is centered on by the plastic sheeting cover.Such plastic sheeting cover can for example during transportation keep packaging unit together and firm they.And, being stacked at packaging unit under those situations of cargo transport carriage, the plastic sheeting cover can be fixed to packaging unit on the cargo transport carriage.The plastic sheeting cover can be for example film wrapped thing, and this film wrapped thing can be shrinkable film.
According to second aspect, the present invention relates to a kind of method of making packaging unit, comprise the steps: to arrange the group of the packing material that is filled with liquid product, described packing material is collapsible type and comprises diapire and two relative sidewalls, described packing material has upwards tapered shape in its erection position, one is stacked on another in a plurality of layers, a plurality of packing materials are arranged in every layer, make described packing material have on first direction and the second direction opposite, to replace with described first direction towards, the described packing material of individual course have on described first direction or described second direction consistent towards, make each packing material have towards the sidewall of the bottom of described packaging unit, center on described packing material at least in part with the plastic sheeting cover, and give described plastic sheeting cover provide four or still less a sealing member to provide dimensional stability to described packaging unit, described plastic sheeting cover is made by a slice plastic film material, this plastic film material along four or still less an elongated hermetic unit be combined together to form described plastic sheeting cover.
Plastic sheeting cover according to described method can be the film wrapped thing that twines around described packing material.
Plastic sheeting cover according to described method can be the shrinkable film that is contracted on the described packing material.
In the time using, above-mentioned discussion about packaging unit is also relevant with described shipment unit with described method.
Description of drawings
Fig. 1 is the perspective schematic view according to packing material of the present invention, this packing material have on first direction and the second direction opposite, replace with described first direction towards, and the described packing material of individual course have on described first direction or described second direction consistent towards;
The serve as reasons perspective schematic view of the packaging unit that plastic sheeting cover with longitudinal sealing spare and transverse seal centers on of Fig. 2, described packaging unit is shown as respectively and observes from two different directions (a) with (b);
The schematically illustrated different embodiment of Fig. 3 with packaging unit of longitudinal sealing spare and transverse seal;
Fig. 4 is the perspective schematic view according to packaging unit of the present invention, and described packaging unit is partly centered on by the plastic sheeting cover;
Fig. 5 schematically shows a kind of method that is used for the plastic sheeting cover around the group of packing material;
Fig. 6 represents 2 of (a) 24, (b) 3, (c) and (d) 24 perspective schematic view according to packaging unit of the present invention, and described packaging unit is positioned on the cargo transport carriage;
Fig. 7 schematically shows packaging unit and how to be wrapped in the plastic sheeting cover;
Fig. 8 schematically shows the packaging unit that comprises six packing materials, and described packaging unit further comprises handle.
The specific embodiment
The present invention will be described in more detail now, and its certain preferred embodiment and modification will be shown.This discussion is intended to clarification and explains and will not be considered to limit the scope of the invention.The accompanying drawing that relates to is indicative icon and is not necessarily to scale.
With reference to Fig. 1, now packing material 1 will be discussed, according to the present invention, this packing material have on first direction and the second direction opposite, replace with described first direction towards, and this packing material of individual course have on described first direction or described second direction consistent towards.Six packing materials 1 shown in Figure 1.Packing material 1 has the shape of upwards reducing in the erection position, and has narrow end 2 and thicker end 3.It will be understood that this packing material is schematically shown.Packaging unit 1 is arranged such that each packing material 1 has towards the sidewall of the bottom of packaging unit 4.Fig. 1 illustrates six packing materials 1 that are arranged in two-layer on another.Yet according to the present invention, packing material 1 can be disposed in more than in two-layer.The quantity of packing material can be and not be six number, for example four or more a plurality of.Obviously as seen, the layer of even number makes the group of packing material can present the shape of the suitable parallelepiped of essence among Fig. 1.Be appreciated that this shape is not the shape of accurately corresponding suitable parallelepiped.
According to the present invention, packing material can be preferably has two opposing sidewalls and diapire, and described sidewall and diapire are flexible, and accompanying drawing is intended to for example illustrate this packing material.
With reference to Fig. 2 a and Fig. 2 b, now specific embodiment of the present invention will be described.Fig. 2 a and Fig. 2 b illustrate the packaging unit of observing from two different angles 4.Packaging unit 4 comprises six packing material 1a-1f, and described packing material is filled with liquid product.Packing material 1 is made of plastics and has upwards tapered shape in the erection position for collapsible type and they.Packing material 1 have on first direction and the second direction opposite, replace with first direction towards, and this packing material of individual course have on described first direction or described second direction consistent towards and centered on by plastic sheeting cover 5.
According to the present invention, the quantity of the packing material of packaging unit can be and not be six number.The quantity of packing material can be four or more a plurality of.The quantity of packing material can be two or more.The quantity of every layer packing material can be two or more.
Plastic sheeting cover 5 provides dimensional stability by the position of fixing packing material separately to packaging unit 4.
Packaging unit 4 has six faces, and four faces in six faces are shown and are noted as in the drawings face 6a-6d, and two other side that does not illustrate in the drawings is directly relative with side 6a and side 6c.In this example, plastic sheeting cover 5 is around all six sides 6 of packaging unit, and plastic sheeting cover 5 has three sealing member 13a-13c, and sealing member 13a is a longitudinal sealing spare, and sealing member 13b and 13c are transverse seal.
It will be understood that plastic sheeting cover 5 can have the quantity except that the sealing member of quantity shown in Fig. 2 a and Fig. 2 b.The quantity of sealing member 13 can be greater than or less than the quantity shown in Fig. 2 a and Fig. 2 b.Plastic sheeting cover 5 can for example have sealing member 13 in all six faces of packaging unit 4.Described can not have sealing member 13, for example as shown in Fig. 2 a and Fig. 2 b.According to the present invention, the quantity of longitudinal sealing spare is four or still less.Can have on each face more than a sealing member 13, but preferably have only a sealing member 13 on each face.
Described example further illustrate packing material of the present invention have on first direction and the second direction opposite, replace with described first direction towards, and this packing material of individual course have on described first direction or described second direction consistent towards.Packing material comprise ground floor packing material with first direction R1 (1b, 1d, 1f) and have the second direction R2 opposite with first direction R1 the overpack thing (1a, 1c, 1e).In this example, direction R1 is identical with the direction of packing material convergent with R2, and this direction is in the drawings with arrow R1 and R2 indication.It will be understood that direction R1 and R2 also can put upside down.
With reference to Fig. 3 a-3c, discussion had the different embodiment of the packaging unit of longitudinal sealing spare and transverse seal.For purpose clearly, there is not the packing material of display packing unit; Have only transparent in this example plastic sheeting cover 5 to be reproduced so that packaging unit is shown.Adopt this method, sealing member will be appreciiable in the drawings, no matter they are positioned on which side of packaging unit 4.Plastic sheeting cover 5 is shown having in fact the shape corresponding to parallelepiped shape.A slice plastic sheeting according to example has the basic longitudinal direction consistent with the direction of sealing member 13a.Fig. 3 a and 3b illustrate the packaging unit with two longitudinal sealing spare 13a and 13d and two transverse seal 13b and 13c.Fig. 3 c illustrates the packaging unit with a longitudinal sealing spare 13a and two transverse seal 13b and 13c.
Sealing member can be by for example heatsealing, or combined together in the other mode of using heating and/or pressurization.Sealing member also can for example be glued together.
With reference to Fig. 4, now specific embodiment of the present invention will be described.This illustrates the packaging unit 4 that comprises 6 packing material 1a-1f, and described packing material is filled with liquid product.Packing material 1 is made of plastics and has upwards tapered shape in the erection position for collapsible type and they.Packing material 1 have on first direction and the second direction opposite, replace with described first direction towards, this packing material of individual course have on described first direction or described second direction consistent towards and partly centered on by plastic sheeting cover 5, this plastic sheeting cover 5 is wound around packing material 1.Packaging unit 4 has six faces, four face 6a-6d for being centered on by described plastic sheeting cover 5 in six faces.Plastic sheeting cover 5 gives packaging unit 4 dimensional stabilitys.And, this example illustrates the packing material of invention, its have on first direction and the second direction opposite, replace with described first direction towards, this packing material of individual course have on described first direction or described second direction consistent towards, comprise first group of packing material with first direction R1 (1b, 1d, 1f) and have second group of packing material (1a of the direction R2 opposite with first direction R1,1c, 1e).In this example, direction R1 is identical with the direction of packing material convergent with R2, and this direction is in the drawings with arrow R1 and R2 indication.It will be understood that direction R1 and R2 also can put upside down.
With reference to Fig. 5 a-5d, will discuss below according to a kind of method of making packaging unit of the present invention.This method is particularly including with the group 14 of plastic sheeting cover 5 around packing material 1, and this plastic sheeting cover 5 is fully around the group 14 of packing material, describedly gives the packing material dimensional stability around operation.It will be understood that within the scope of the present invention, the group 14 in packing material towards can be different from shown in Fig. 5 a-5d towards.In this example, plastic sheeting 9 is shown as nontransparent.Fig. 5 a illustrates the group 14 of packing material 1, described packing material be arranged such that they have on first direction and the second direction opposite, replace with described first direction towards, this packing material of individual course have on described first direction or described second direction consistent towards, and have plastic sheeting 9.In this example, in the drawings, plastic sheeting is arranged to the shape that can be considered to V-arrangement, and plastics can be considered to be folded forming V-shape.
In Fig. 5 b, plastic sheeting has been arranged such that it meets the profile of some side of the group 14 of packing material 1 substantially.
In Fig. 5 c, formed longitudinal sealing spare 13a.According to the present invention, with be described by this or other embodiment or example the same, longitudinal sealing spare 13a can be restricted to the sealing member that has parts on the longitudinal direction of plastic sheeting thus, and transverse seal 13a can be restricted to the sealing member with parts that the longitudinal direction with plastic sheeting intersects thus.The longitudinal direction of plastic sheeting further is discussed with reference to Fig. 7.In this example, sealing member can be type above-mentioned, perhaps is other available or suitable type.But plastic sheeting is removed from the outstanding part combination seal operation of sealing member, for example by cutting or other optionally removes method arbitrarily.And the size of plastic sheeting and the appearance of sealing member can not have substantially or only have that seldom plastic sheeting is outstanding from sealing member for making.The width of plastic sheeting can for example be selected as only wide slightly around the distance of the group of described packing material than it.
And according to the present invention, the outshot of plastic sheeting can be folded into closely against packing material.Obviously as seen, four sides of the group of packing material are centered on by the plastic sheeting cover thus in the diagram.Iff four sides should by the plastic sheeting cover around be the expectation and be easily really, the part of plastic sheeting 9 can be removed easily so, makes that for example it fully gives prominence to or only seldom surpass the side of the group 14 of the packing material 1 that is not centered on.This means that the plastic sheeting cover can be considered to only partly center on the group of described packing material.Fig. 5 d illustrates the group of packing material, and the group of this packing material is centered on fully by the plastic sheeting cover now, and has formed two transverse seal, wherein transverse seal 13b in the drawings as seen, transverse seal 13c and longitudinal sealing spare 13d are indicated by dotted line.In this example, transverse seal is directed in the mode shown in scheming, still, still within the scope of the present invention, they can have other towards, for example, they can have extension from the bottom up, described towards with graphic towards differing 90 degree substantially.If any, plastic sheeting can be removed or be folded in the mode described above of reference longitudinal sealing spare from those outstanding parts of transverse seal.
As a result, packaging unit is formed, and this packaging unit comprises the group 14 of packing material 1 and centers on the plastic sheeting cover 5 of the group of described packing material fully.The plastic sheeting cover can shrink by furnace run, and this plastic sheeting cover can provide dimensional stability or increase dimensional stability.
Within the scope of the present invention, plastic sheeting can have the collapsed shape except that graphic folding V-arrangement.Plastic sheeting can for example have the pipe that wherein is positioned with packing material or the shape of pipe.The plastic sheeting cover of Sheng Chaning can have thus, for example, a longitudinal sealing spare and two transverse seal, this is similar with the description about the folding V-arrangement sheet of plastic sheeting.The V-arrangement pleated sheet of pipe or plastic sheeting can be made by two plastic sheetings that sealing member longitudinally combines, and the plastic sheeting cover has two transverse seal and two longitudinal sealing spares.And, according to the present invention, the group of packing material can be placed in the plastic bag or replacedly be placed at one end in the leak free pipe, so the pipe of plastic bag or end seal is made packaging unit comprise one or two or more transverse seal by along the horizontal direction sealing.
If plastic sheeting is tightened up around the group 14 of packing material 1, for example, by shrinking, make the circumference of plastic sheeting be slightly less than the circumference of the group of described packing material, this method makes plastic sheeting cover 5 can have the group of tightening force ground around described packing material so.Tightening force can according to film around the contraction of the group of described packing material and different.Shrink also and can not have the mode that tightening force ground centers on described group with cover and be performed.If plastic sheeting is not employed with not having tightening force substantially, this method makes can not have the group of tightening force ground around described packing material according to plastic sheeting cover 5 of the present invention.When the film wrapped thing was used, described tightening force can pass through the obducent winding of plastic sheeting, may realize in conjunction with shrinking.Tightening force can enough provide other dimensional stability by more closely fixing the position of parcel separately to packaging unit 4.
With reference to Fig. 6 a-6d, now description is comprised shipment unit 7a-7d according to a plurality of packaging unit 4a-4d of the present invention.Each packaging unit 4a-4d is included in not shown a plurality of packing materials.In the example that illustrates in the drawings, shipment unit 7a-7d is positioned or is stacked on the cargo transport carriage 8a-8d.
In Fig. 6 b, shipment unit 7b is centered on every side by plastic sheeting 9 being wrapped in it, and this plastic sheeting 9 during transportation can provide protection especially, increases the dimensional stability of shipment unit 7b, packaging unit 4b and packing material of the present invention.In the example that illustrates in the drawings, four sides of shipment unit 7b will be centered on by plastic sheeting 9, but even for example five or six sides can be centered on.
Shipment unit 7d among Fig. 6 d is included in the packaging unit 4 that piles up in the binding layer, and feasible the piling up of described binding layer can be more stable.
With reference to Fig. 7, now discussion is used to form at least in part around packing material and comprises that with the plastic sheeting cover 5 that dimensional stability is provided to described packing material the dimensional stability of packaging unit 4 of the group 14 of packing material 1 twines.This figure is schematically and illustrates around the winding of the first lap of packing material.In context, as shown in FIG., introduced the x-y-z frame of axis, and thought that the winding according to figure occurs in the x-z plane.When twining when only taking place in this plane, four in six sides altogether of the group 14 of packing material 1 will be centered on by plastic sheeting cover 5.If twine and also to take place in the x-y plane, five or six sides may be centered on by the plastic sheeting cover so.Because the tightening force that is produced by the plastic sheeting cover is bigger in the time of can having than ringlet than it, it can be easily that cover is twined a few, may expect when this for example forms the back-pressure bundle in being desirably in the liquid that is included in the packing material.Twine a few and also may give more basic mechanical protection than only twining a circle.It will be understood that winding can also only take place in the x-y plane.Twine the plane can according to packaging unit 4 during the transportation of packaging unit or possible piling up, will have towards selecting.The part that is projected into outside the packaging unit 4 that it will be understood that the plastic sheeting on the plastic film rolls 10 can be folded back onto on the packaging unit 4, for example, and when tightening force increases.Can be considered to direction (this direction is by arrow 15 indications) from the plastic sheeting of plastic film rolls 10 or the direction of putting upside down according to the longitudinal direction of plastic sheeting of the present invention, and this longitudinal direction can be applied to the plastic sheeting that is used to twine and sealed plastic sheeting.Can be restricted to the direction of the longitudinal extension part of plastic sheeting according to the longitudinal direction of plastic sheeting of the present invention.Plastic sheeting can be a shrinkable film, and it can for example be selected as making shrinks when it heats packaging unit 4 after twining, and this contraction can increase tightening force.
The plastic sheeting cover 5 that obtains by winding according to the present invention can be provided with according to transverse seal of the present invention and longitudinal sealing spare.As a result, dimensional stability and/or the intensity that for example increases packaging unit 4 or packing material 1 is possible.
With reference to Fig. 8 a-8b, now description is comprised the packaging unit 4 of handle 11a-11c.
Fig. 8 a illustrates the packaging unit of the group that comprises the packing material 1 that is centered on by plastic sheeting cover 5.A part of 12c of handle is adhered to the plastic sheeting cover, and it allows by handle carrier pack unit, and handle is not got loose with packaging unit.For example, under the situation of four sides of the group of packing material, handle can be attached to one or more packing material or be attached to plastic sheeting, so plastic sheeting is employed at the plastic sheeting cover.
Fig. 8 a illustrates the packaging unit of the group that comprises the packing material 1 that is wrapped in the plastic sheeting cover 5.Plastic sheeting cover 5 is twined by those parts 12a and the 12b around handle 11, those parts 12a and 12b be positioned as make after the winding they between plastic sheeting cover 5 and packing material, described winding can enough allow by handle carrier pack unit, and handle is not got loose with packaging unit.Handle also can be attached to one or more packing material or be attached to plastic sheeting before winding, to guarantee for example better adhering to of handle and packaging unit.
Packaging unit shown in Fig. 8 can suitably be carried by handle, and six packing materials are quantity easily when beverage vending utensil for example.Each packing material for example can be preserved one liter of beverage, but other volumes between for example 330ml and 2 liters also can be easily.The quantity of packing material can be and not be six number.
The packing material of discussing with reference to accompanying drawing in above-mentioned example is according to packing material of the present invention, and described packing material is a collapsible type.The packing material meaning of collapsible type is the packing material that for example has the chamber that is limited by flexible wall, and described wall combines along connecting bridge.This wall generally includes two relative sidewalls and diapire.

Claims (15)

1. a packaging unit (4) comprising:
Be filled with the group of the packing material (1) of liquid product, described packing material (1) is for collapsible type and comprise diapire and two relative sidewalls, and described packing material (1) has upwards tapered shape in its erection position, it is characterized in that:
Described packing material (1) is arranged such that each packing material (1) has towards the sidewall of the bottom of described packaging unit (4),
(1) one of described packing material is disposed on another in a plurality of layer, a plurality of packing materials (1) is arranged in every layer,
Described packing material (1) have on first direction and the second direction opposite, replace with described first direction towards, and
The described packing material (1) of individual course have on described first direction or described second direction consistent towards, and
Plastic sheeting cover (5), this plastic sheeting cover (5) centers on the group of described packing material (1) at least in part to provide dimensional stability to described packaging unit (4), described plastic sheeting cover (5) is made by a slice plastic film material, this plastic film material along four or still less an elongated hermetic unit be combined together to form described plastic sheeting cover.
2. packaging unit according to claim 1 (4), wherein said packaging unit comprise handle (11).
3. packaging unit according to claim 1 and 2 (4), wherein the quantity of the described packing material (4) in every layer is identical.
4. according to each described packaging unit (4) in the aforementioned claim, the group that wherein is filled with the described packing material (1) of liquid product comprises four, six, eight or ten packing materials (1).
5. according to each described packaging unit (4) in the aforementioned claim, wherein said plastic sheeting cover (5) centers on the group of described packing material (1) fully.
6. packaging unit according to claim 5 (4), wherein said plastic sheeting cover (5) have one longitudinally with two horizontal sealing members (13).
7. according to each described packaging unit (4) in the aforementioned claim, wherein said plastic sheeting cover (5) is a shrinkable film.
8. according to each described packaging unit (4) in the aforementioned claim, wherein said plastic sheeting cover (5) does not have the group of tightening force ground around described packing material (1).
9. according to each described packaging unit (4) in the aforementioned claim, wherein said plastic sheeting cover (5) has the group of tightening force ground around described packing material (1).
10. a shipment unit (7) comprises a plurality of packaging units described in claim 1.
11. shipment as claimed in claim 10 unit (7), wherein said packaging unit (4) are stacked on the cargo transport carriage (8).
12., wherein centered on by the plastic sheeting cover by piling up at least in part of forming of described packaging unit (4) as claim 10 or 11 described shipment unit (7).
13. a method of making packaging unit (4) comprises step:
Layout is filled with the group of the packing material (1) of liquid product, described packing material (1) is for collapsible type and comprise diapire and two relative sidewalls, described packing material has upwards tapered shape in its erection position, one is stacked on another in a plurality of layer and in every layer a plurality of packing materials (1) is arranged, make described packing material (1) have on first direction and the second direction opposite, to replace with described first direction towards, the described packing material (1) of individual course have consistent towards, make each packing material (1) have towards the sidewall of the bottom of described packaging unit (4)
Center on described packing material (1) at least in part with plastic sheeting cover (5), and give described plastic sheeting cover (5) provide four or still less a sealing member (13) to provide dimensional stability to described packaging unit (4), described plastic sheeting cover (5) is made by a slice plastic film material, this plastic film material along four or still less an elongated hermetic unit be combined together to form described plastic sheeting cover.
14. method as claimed in claim 13, the film wrapped thing of wherein said plastic sheeting cover (5) for twining around described packing material (1).
15. as claim 13 or 14 described methods, wherein said plastic sheeting cover (5) is for being contracted in the shrinkable film on the described packing material (1).
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