CN101282884A

CN101282884A - Double-walled container

Info

Publication number: CN101282884A
Application number: CNA2005800515647A
Authority: CN
Inventors: K·索康雅
Original assignee: NEFAB PACKAGING HUNGARY CORP
Current assignee: NEFAB PACKAGING HUNGARY CORP
Priority date: 2005-09-16
Filing date: 2005-09-16
Publication date: 2008-10-08
Also published as: WO2007031805A1; HUP0800215A2

Abstract

The object of the invention is a double-wall container for storing and shipping products, comprising a collapsible, open-top outer frame (1) attached to a pallet (2), an inner frame (3) assembled from elements and inserted into the outer frame (1) with a clearance, and a lid (4) covering both the inner and the outer frames, where the section of the outer frame (1) and of the inner frame (3) taken along a plane parallel with the pallet has a rectangular shape, and where the outer frame (1), the inner frame (3), and the lid (4) are made of corrugated paper.; The inner frame (3) of the container according to the invention is assembled from an U-insert (6), end panels (12), and a top panel (15), the base panel (7) of the U-insert is seated on the pallet (2), with the side panels (8) of the U-insert, the end panels (12), and the top panel (15), being set parallel with the first side panel (24) of the outer frame, the second side panel (25) of the outer frame, and the base panel (7) of the U-insert, respectively. Edge protection elements (5) are slid into the clearance space between the edges of the outer frame (1) and the inner frame (3) perpendicular to the pallet (2).

Description

Double-walled container

Technical field

The objective of the invention is to be used to store double-walled container with shipping products, it comprise one folding, be connected to the opening housing of pallet, the inside casing that forms by each combination of components, its gapped being inserted in the housing, and the lid that covers inside casing and housing, housing and inside casing are rectangle along the cross-sectional plane on the plane parallel with pallet.Housing, inside casing and lid are made by corrugated cardboard.

Background technology

Transportation and the storage container made by corrugated cardboard are well-known in industry.A kind of double-wall corrugated carboard is at patent specification EP1, and 522, open among the 498A1.Comprise the bottom of an opening according to the container of the document, it has rectangular base and four rectangular side wall perpendicular to base.According to known this solution, first strengthens insert all is inserted in the container with second insert that comprises horizontal top plate, and it is covered the edge of sidewall by lid then.

Be that by the shortcoming that exists in the disclosed solution of above-mentioned document consequent container can not bear big pressure, especially horizontal and shearing stress.The another one shortcoming is that the edge and the turning of big whole insert sustains damage especially easily, because they are crushed at an easy rate or broken in the operating process kind, insert can only be dropped like this, and with new substituting.The another one shortcoming is the placement of assembling this container, especially insert, needs to pay close attention to and accurate handwork.

Summary of the invention

Our goal of the invention is the device that transports and store of being used to that an improvement will be provided by the improvement to existing container, and it has stronger stability and improves opposing laterally and the ability of shearing stress.Container manufactured according to the present invention can make safer storage of article and transportation.Our another purpose is to make the production of this container simpler, and cost is lower.

Can realize above-mentioned purpose by the double-walled container of in introductory paragraph, describing, wherein

The inside casing of-container is by the U-shaped insert, and end plate and a top board combine,

The end plate of-U-shaped insert is fixed on the pallet, and the side plate of U-shaped insert and end plate be arranged in parallel with first and second side plates of housing respectively, and the base plate of top board and U-shaped insert is arranged in parallel.

-edge-protected element is slidably inserted into perpendicular in the gap between the parallel edge of the housing of pallet and inside casing.

Double-walled container intensity manufactured according to the present invention approximately is the twice of known vessel, this give the credit to the ad hoc structure of inside casing and be arranged on inside casing and housing between edge-protected element.The production of multi-disc inside casing and assembling are very simple.The assembly of forming container housing and inside casing can use simple tools to carry out cutting, and in case an assembly has damaged the assembly that only needs to change this damage.

Double-walled container is by a housing that is connected in pallet, the inside casing in the gapped insertion housing, the edge-protected element that slides between housing and inside casing edge and cover the lid of inside casing and housing.

According to preferred embodiment, housing is made up of two parts, and these two parts comprise first side plate that length is consistent with the length of container, and with length second side plate consistent with the width of container, described first and second side plates interconnect along fold line.Glue pellet can be folding along fold line, and it links to each other with first and/or second side plate.Two parts of housing connect together by glue pellet before use.For these two parts are secured together, any existing adhesives of adhesive paper that is applicable to can use.If in the less container of size, housing can be made by a single part.

According to another preferred embodiment, for ease of folding of housing, fold line is set on one of them side of housing.Fold line can be produced by folding line, and this is a kind of method that generally is used on the relevant ripple packing.The effect that fold line produces is just as hinge, makes that corrugated cardboard is easier to be folded and to open.

According to another preferred embodiment of the present invention, be beneficial to the fold line that in housing, forms storage space and be arranged on first and second side plates of container housing.On the vertical position of container, these fold lines are parallel with pallet, and they are producing enough storage spaces on the folding position of housing between pallet and inside folding side plate.When container was used for recycle, container was before using or assembly is deposited in wherein, and this empty storage space can be used to place the assembly of inside casing.The collapsible container that holds the inside casing assembly can be covered by lid.Make compact box take very little space thus, transportation minimizes damage easily, and since it held all essential assemblies and can use.Container (does not need to remove to collect essential assembly from each place and do not need worry may lose parts) because the using easily and effectively and easily of assembly.Assembling container does not need extra parts or instrument.After using, container can be folded once more in order to reusing and repack product.

Housing is connected and fixed on the pallet by adhesive agent.Yet housing and pallet can be secured together by alternate manner, for example bookbinding.

Pallet can be traditional Wooden tray, relatively is fit to be of a size of 1200 * 800mm, and this type is widely used in the transportation industry.The size of pallet does not limit in scope of a declaration of the present invention, so the pallet of virtually any size can use.The base plate of container housing is arranged to be fit to the size of pallet.From manufacturing feasibility aspect, the length of container (L), it is favourable that width (W) and height (H) keep following relationship:

L+W ＜2400mm

H ＜Sz-200mm

W+2×H＜2470mm

L+2×H＜2470mm

A kind of possible structure of double-walled container is considered to defective within the scope of the present invention, and outer wall is not directly to be fixed on the pallet under this structure, but inserts an intermediate plate between outer wall and pallet.And the material of pallet is unrestricted, and pallet can be by metal, and plastics or similar material are formed.

The combination inside casing is inserted in the housing that connects pallet.Inside casing is by the U-shaped insert, and the top board that is used to seal the end plate at U-shaped insert two ends and is used to seal U-shaped insert opening constitutes.The blanket of U-shaped insert is preferably rectangle, and fold line is produced by folding line.The blanket of end plate and top board also is a rectangle, and fold line is here also produced by folding line.The size of inner assembly can cooperate with the inside of housing.

According to preferred embodiment, the side plate of U-shaped insert is made up of flap, and these flaps can be folding along the fold line that is parallel to the side plate edge, and this side plate is perpendicular to pallet.According to preferred embodiment, end plate is made up of flap, and these flaps can be folding along the fold line at the edge that is parallel to side plate, and this side plate is perpendicular to pallet.Under those were arranged on folding flap effect on U-shaped insert and the end plate, the size difference that is caused by the production tolerance was with processed easily.

Gapped being inserted in the housing that is fixed on the pallet of multi-disc inside casing with rectangular cross section.By " gapped insertion ", mean that the inside casing shape of combination is consistent with the housing shape, and inside casing inserts by this way in the housing, wherein there is little gap between the outer wall of inside casing and the housing inwall.The size in slit or gap is chosen as edge-protected element can be slided between the parallel edge (perpendicular to pallet) of these two frameworks of placing with one heart easily, does not just have the slit to exist in this mode between assembly and the frame wall.After edge-protected element was inserted into, the container with outer wall and inwall had formed a rigid construction assembly with higher stability.Consequent container not only can be resisted and be higher than conventional pressure, but also is able to take higher horizontal and shearing stress.

According to a preferred embodiment of the invention, edge-protected element is made by paper.Yet edge-protected element also can be made by other material certainly.Edge-protected element has the cross-sectional plane of L type, and the length on two limits of L can at random be selected.Under special circumstances, the length on limit can equate.The high 1cm of height of the aspect ratio housing of edge-protected element.

According to a further advantageous embodiment of the invention, comprise can be along the folding flap of fold line for the top board of inside casing.As above-mentioned similar, fold line is produced by folding line.The flap of top board is arranged in the housing and the slit between the inside casing of container.This structure can further improve the stability of container.The flap length that is connected on the top board is littler than cooresponding lateral edges length, and is preferred consistent with edge-protected leement duration.Therefore can draw, when top board places on the container, at this moment be provided with flap between housing and the inside casing, top board has covered the whole top of container, comprises the top of the edge-protected element of insertion.

Housing, inside casing and lid equally all are that corrugated paper is made.

Description of drawings

With reference to accompanying drawing, explain the preferred embodiments of the present invention in detail, wherein:

Fig. 1 is the shaft side figure of double-walled container of the present invention, and wherein housing is partly launched;

Fig. 2 is the shaft side figure of double-walled container of the present invention, and wherein housing launches fully, and the U-shaped insert is partly inserted;

Fig. 3 is the shaft side figure of double-walled container of the present invention, and wherein the U-shaped insert is fully inserted into, and end plate is partly inserted;

Fig. 4 is the shaft side figure of double-walled container of the present invention, and half is inserted into wherein edge-protected element;

Fig. 5 is the shaft side figure of double-walled container of the present invention, and wherein top board is partly installed;

Fig. 6 is the shaft side figure under the complete installing condition of double-walled container quilt of the present invention, and its middle cover is placed in the top;

Fig. 7 is the blanket of double-walled container housing of the present invention;

Fig. 8 is the blanket of U-shaped insert;

Fig. 9 is the blanket of end plate;

Figure 10 be top board blanket and

Figure 11 is the blanket of lid.

The specific embodiment

Fig. 1 is the shaft side figure of double-walled container of the present invention, and wherein housing is partly launched.Housing 1 is connected on the pallet 2.The body of housing 1 top and bottom opening has rectangular base, is formed by connecting by two parts, and is adhered on the pallet 2 by palm tex adhesives.The further details of housing 1 structure describes in Fig. 7.Housing 1 has two first side plates 24 and two second side plates 25, and they link to each other mutually along fold line 26.Fold line 26 produces and plays hinge effect by folding line between plate.Fold line 33 by on (growing) first side plate 24 that is arranged on housing 1 can fold mutually along this fold line plate, makes to flatten and prop container all to be easy to.Additional fold line 31 is arranged on first side plate 24 and second side plate 25.These fold lines 31 are parallel to pallet 2, and relatively near pallet.On the position that container is driven plain, side plate is inwardly folding along fold line 31, has the rectangle storage space like this between pallet and folding plate.The selection of distance makes the remaining assembly of container can be placed in this storage space between fold line 31 and the pallet 2.

Fig. 2 is the shaft side figure of double-walled container of the present invention, and wherein housing 1 is propped the position launching fully.In institute's drawings attached, use identical Reference numeral to come identified component.Half is inserted into housing U-shaped insert 6.The details of U-shaped insert 6 will be described in Fig. 8.Housing 1 and U-shaped insert 6 sizes make this insert to be inserted in the housing by loosely, that is to say to have lateral clearance between first and

second side plate

24,25 and side plate 8.The height of the side plate 8 of U-shaped insert and the side plate height of housing 1 are basic identical.When U-shaped insert 6 was fully inserted into, its base plate 7 just was fixed on the pallet 2.This figure only is schematically showing of container and its structure division, and does not demonstrate the thickness of wall.Yet in order to obtain the accurate dimension of assembly, the wall thickness of each assembly must be taken into account.

Fig. 3 is the shaft side figure of double-walled container of the present invention, and wherein the U-shaped insert is inserted into fully, and end plate 12 is partly inserted.The consistent size of second side plate 25 of the size of end plate 12 and housing 1.

Fig. 4 is the shaft side figure of double-walled container of the present invention, and the inside casing with U-shaped insert 6 and end plate 12 that wherein shows housing and inserted has constituted the double-walled container of opening.Edge-protected element 5 is in the position that half is inserted into.The height of edge-protected element 5 is identical with the height of container.The cross-sectional plane of edge-protected element 5 is the L type, and wherein the level of L equates with vertical edge lengths.The thickness of edge-protected component outline selects to make it can fill up slit between housing 1 and the inside casing 3 fully.

Fig. 5 is the shaft side figure of double-walled container of the present invention, and wherein top board 15 is partly installed.To be described in more detail in Figure 10, top board 15 comprises along

fold line

16,17 bonded assembly flaps 18,19.For top board 15 is installed,

flap

18,19 is folding with 90 degree downwards, and in the slit between the side plate of insertion housing 1 and inside casing 3.The length of

flap

18,19 is littler than the length of first side plate 24 and second side plate 25, is the twice of " length of side " of edge-protected element.

At last, Fig. 6 is that double-walled container according to the present invention is at the shaft side figure of propping fully under the state.Cap for container 4 covers.All sides of product that are contained in this complete container are all surrounded by the double-walled wall, and wherein edge-protected element 5 is arranged between the wall, and container has very high stability like this.

In Fig. 7-11, show the blanket of each assembly.Fig. 7 is the blanket of a housing part.First side plate 24 and second side plate 25 interconnect along fold line 26.

Glue pellet

28,27 is connected respectively on first side plate 24 and second side plate 25 along fold line 32.Glue pellet 27 is separated with glue pellet 28 by otch 34.Housing 1 is adhered on the pallet 2 by glue pellet.Second side plate 25 also comprises the glue pellet 29 that another is connected thereto along fold line 30, and it is used to connect two parts of housing.For the ease of flattening housing 1, fold line 33 is set on first side plate 24, and fold line 31 is set on first side plate 24 and second side plate 25 so that form storage space.

Fig. 8 is the blanket of U-shaped insert.Insert comprises base plate 7 and is connected to the side plate 8 of base plate 7 along fold line.Flap 11 is connected to the edge of side plate 8 along fold line 9.Otch 35 is set to fold line 10 collinear, and extends to fold line 9 from the edge of base plate 7.Otch 35 makes flap 11 base plate 7 and side plate 8 upsets relatively.Fig. 9 is the blanket of end plate 12.Flap 13 is connected on the end plate 12 along fold line 14.The effect of

flap

11,13 is to allow the end of side plate 8 and end plate 12 to be moved more neatly, thereby makes edge-protected element 5 insert more convenient.

Figure 10 is the blanket of top board 15.

Flap

18,19 is connected on the top board along fold line 16,17.Figure 11 covers 20 blanket.On lid 20

fold line

21,22 is set, described

fold line

21,22 is produced by folding line.

Fold line line

21,22 is positioned at the edge of lid, is arranged so that like this lid abuts against the housing 1 of container just after these edges are folding downwards, and perhaps in other words, the edge of lid 20 has covered the edge of housing 1 side.

The housing 1 of container is made by different materials with inside casing 3.Measurement demonstrates the stability of container and the influence that load-carrying capacity is not subjected to the housing of low-quality material manufacture.The accurate parameters of the actual container that processes is as shown in table 1.Dimensional units is mm, and the abbreviation in " quality " and " groove " hurdle is expressed as follows:

KL craft paper lining

WL is from the groove of recycled writing paper

HZ half chemical groove

The parameter that C is relevant with groove size

The parameter that BC is relevant with groove size

Table 1

Assembly	Quality	Groove	Size
Assembly	Quality	Groove	Size	Outside frame	186KL/110WL/186KL	C	1192×792×580
U type insert	300KL/110WL/300KL/127HZ/300KL	BC	1928×1190	Outside frame	186KL/110WL/186KL	C	1192×792×580
U type insert	300KL/110WL/300KL/127HZ/300KL	BC	1928×1190	End plate	300KL/110WL/300KL/127HZ/300KL	BC	572×838
Top board	186KL/110WL/186KL	C	882×1282	End plate	300KL/110WL/300KL/127HZ/300KL	BC	572×838
Top board	186KL/110WL/186KL	C	882×1282	Lid	186KL/110WL/186KL	C	1200×800×100
Edge-protected element			600×60×60×5	Lid	186KL/110WL/186KL	C	1200×800×100

The relevant parameter that appears at the material in the table 1 is shown in the table 2, and wherein ECT represents the edge tests.

Table 2

Quality	(every sq m) grammes per square metre (g/m ²)	ECT (kN/m)	Rupture strength (kPa)
Quality	(every sq m) grammes per square metre (g/m ²)	ECT (kN/m)	Rupture strength (kPa)	186KL/110WL/186KL	531	5.4	1371.4
300KL/110WL/300KL/127HZ/300KL	1265	15.74	2748	186KL/110WL/186KL	531	5.4	1371.4

The characteristic of edge-protected element:

The material brown kraft paper

Compressive strength 620kg/m

Colligation intensity 350kg/m

The advantage of double-walled container of the present invention surpasses existing products, and it has guaranteed safer storage and the transportation of product that be placed in one.

Reference numerals list

1 housing, 19 flaps

2 pallets, 20 lids

3 inside casings, 21 fold lines

4 lids, 22 fold lines

5 edge-protected element 23 otch

6 U-shaped inserts, 24 first side plates

7 base plates, 25 second side plates

8 side plates, 26 fold lines

9 fold lines, 27 glue pellet

10 fold lines, 28 glue pellet

11 flaps, 29 glue pellet

12 end plates, 30 fold lines

13 flaps, 31 fold lines

14 fold lines, 32 fold lines

15 top boards, 33 fold lines

16 fold lines, 34 otch

17 fold lines, 35 otch

18 flaps

Claims

1, is used to store and the double-walled container of shipping products, comprise folding, be attached to the upper opening housing (1) of pallet (2), by the inside casing (3) that a plurality of parts combine, this inside casing is inserted in the housing (1) with a gap and covers the lid (4) of inside casing and housing, housing (1) and inside casing (3) are rectangle along the cross-sectional plane on the plane that is parallel to pallet, and housing (1), inside casing (3) and lid (4) are all by the corrugated paper manufacturing

It is characterized in that

-inside casing (3) is made up of U-shaped insert (6), end plate (12) and top board (15),

The base plate of-U-shaped insert (7) is seated on the pallet (2), and the side plate of U-shaped insert (8), above-mentioned end plate (12) and top board (15) are set to be parallel to respectively first side plate (24) of housing, second side plate (25) of housing and the base plate (7) of U-shaped insert,

-edge-protected element (5) slips in the gap between housing (1) and inside casing (3) edge perpendicular to pallet (2).

2, container according to claim 1, it is characterized in that housing (1) is made up of two parts, two parts all have first side plate (24), the length of the corresponding container of its length, with second side plate (25), the width of the corresponding container of its length, described two parts interconnect along fold line (26), glue pellet (27,28,29) can be folding along fold line (30,32), described glue pellet links to each other with first side plate (24) and/or with second side plate (25).

3, container according to claim 1 and 2 is characterized in that described fold line (33) is arranged on first side plate (24), so that housing (1) is folding.

4,, it is characterized in that described fold line (31) is parallel to pallet (2) and is arranged on first side plate (24) and second side plate (25), so that in housing (1), form storage space according to the described container of arbitrary aforementioned claim.

5,, it is characterized in that under housing (1) folded state the element of forming inside casing (3) is arranged in the storage space of housing (1), and folding housing (1) tegmentum (4) covers according to the described container of arbitrary aforementioned claim.

6, according to the described container of arbitrary aforementioned claim, it is characterized in that the described side plate (8) of U-shaped insert comprises flap (11), described flap can be folding along the fold line (9) parallel with the edge of side plate (8), and described side plate is vertical with pallet (2).

7, according to the described container of arbitrary aforementioned claim, it is characterized in that end plate (12) comprises flap (13), described flap can be folding along the fold line (9) parallel with the edge of end plate (12), and described end plate is perpendicular to pallet (2).

8, according to the described container of arbitrary aforementioned claim, it is characterized in that top board (15) comprises flap (18,19), described flap can be folding along fold line (16,17), and can be inserted between housing (1) and the inside casing (3).

9, according to the described container of arbitrary aforementioned claim, it is characterized in that edge-protected element (5) made by cardboard, have L shaped cross-sectional plane, and the height of the corresponding housing of their height (1).

10,, it is characterized in that housing (1) and inside casing (3) are made from a variety of materials according to the described container of arbitrary aforementioned claim.