CN103129798B - Reinforced cross-laminated bulk container - Google Patents
Reinforced cross-laminated bulk container Download PDFInfo
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- CN103129798B CN103129798B CN201210505201.8A CN201210505201A CN103129798B CN 103129798 B CN103129798 B CN 103129798B CN 201210505201 A CN201210505201 A CN 201210505201A CN 103129798 B CN103129798 B CN 103129798B
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- rolling cover
- container
- pair
- corrugation
- bottom margin
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- 238000005096 rolling process Methods 0.000 claims description 145
- 229920000742 Cotton Polymers 0.000 claims description 34
- 230000002708 enhancing effect Effects 0.000 claims description 12
- 238000010030 laminating Methods 0.000 abstract description 2
- 239000011087 paperboard Substances 0.000 abstract 1
- 230000009977 dual effect Effects 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 241000207961 Sesamum Species 0.000 description 6
- 235000003434 Sesamum indicum Nutrition 0.000 description 6
- 239000003292 glue Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 206010000060 Abdominal distension Diseases 0.000 description 3
- 238000005452 bending Methods 0.000 description 3
- 208000024330 bloating Diseases 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 230000000994 depressogenic effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 239000011120 plywood Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
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Abstract
A reinforced cross laminated corrugated paperboard bulk container has an outer component and an inner liner laminated to the outer component with the liner having corrugations extending perpendicular to the corrugations in the outer component. The bottom edges of the sidewalls include a first pair of flaps and a second pair of flaps each of which foldably extend outwardly therefrom and wherein each of the second pair of flaps having a pair of spaced apart triangularly shaped slots formed therein and wherein each of the first pair of flaps includes a pair of locking tabs formed on opposed end of the respective first pair of flaps which are engaged with the slots on the second pair of the flaps to securely close the bottom of the container. Vertical scores in the liner are pre-broken prior to laminating it to the outer component.
Description
The cross reference of related application
The preceence of the non-temporary patent application of the U.S. that it is 12/755,887 that this part continuation application requires in the serial number of submission on April 4th, 2010, here to be incorporated herein as the mode of quoting as proof all repeating in the application.
Technical field
Present invention relates in general to multiple bulk shipment and reservoir vessel.More particularly, the present invention relates to a kind of bulk container of being made by the cross-laminated corrugated board of enhancement mode.In a preferred implementation, described container has interlocking full bottom rolling cover and is particularly suitable for containing fluid product.
Background technology
Particularly when the fluid such as liquid, powder and particle or flowable materials, conventionally transport and store described material with 20 gallons of containers to 80 Gallon Capacities at work up in bulk material.These containers should be able to bear the weight of content, and stacked on top each other.They also should be able to bear the rough processing that they may be subject to, and should be able to utilize mechanized equipment processing.
Make great efforts in the prior art to develop various containers and met these standards, comprised bucket, plywood box and the corrugated container made by metal or fiber.Although plywood box and the bucket of being made up of metal or fiber have essential intensity and durability, their manufacture, storage and shipment is all very expensive.
Corrugated container manufactures not too expensive, and generally can fold up to store compactly and load and transport.But in the time filling up fluid product, the sidewall of this container can bulge, and the weight of material used while building according to the size of this container and container, may be difficult to this container to be set up (set up).In addition, general use flexible pouch lining in the time wanting containing fluid material, unless carry out special consideration with regard to how building container, lining may be by the component wear that is projected into internal tank of container.
Bulk container can code on tray to easily and easily process, and expect that a container or multiple container adapt to tray effectively, be that they can not hang outside the edge of tray, or the edge of tray does not extend beyond a container being supported on tray or the too much distance of periphery of multiple containers.The tray that typical case uses is of a size of 40X48 or 44X44 or 44X54 inch, and is shaped as square or rectangle.Column barrel can not adapt to tray effectively because the rounded bottom of bucket between adjacent bucket and the bight place of tray left clearance spaces.Traditionally, the square being made up of corrugated board or rectangular vessel can be arranged to size to adapt to tray, if but sidewall bulges, and they can extend beyond the periphery of tray, and can be damaged.
Traditional corrugated container is fastened to is enough to be used in keeping fluent material, but be difficult to set up from flat form, and/or too hard and be difficult to manufacture and/or too expensive for terminal user.The sidewall bloating and to set up them be all the subject matter traditional design from dismounting or flat form.
Therefore, need a kind of like this bulk container of being made by corrugated board, this container can replace fibre drum or the metal drum of 20 gallons to 80 gallons, can flat shipment also easily open and load, once and turned letter, can again be disassembled into flat form for reusing or recycle.In addition, also expect to there is so a kind of container, thisly easily can on tray, install four, be enhanced and can prevent that sidewall from bloating, and remain suitable and hold performance and eliminated thus potential pollution.
Summary of the invention
The present invention addresses the above problem by the combination of feature, and these features comprise: the dual slope profile of cross-laminated, 180 degree of corrugation interior lining and external component on folding lines, in described lining and described external component, use the reinforcing band such as sesame band (Sesame tape) or equal enhancing cotton rope (re-inforcing strand) and the corresponding corrugation ripple in reinforcing band and described lining and described external component vertically extend, with described external component lamination before the broken line in described lining is disconnected in advance.Cross-laminated and the net-like pattern that formed by the direction of described reinforcing band or cotton rope of described interior lining and described external component has strengthened the anti-performance that bloats of sidewall, and allows to use low grade material in intersection corrugation ripple lining.
In a preferred embodiment of the present invention, the size of described container makes four described containers to be arranged on single tray.Determined the structural limitations to container although be used for manufacturing the machine of corrugated board with the laminating machine together with part bonding, the container of smaller szie is still difficult to manufacture under disassembly status shipment and is easily installed by user.Before cross-laminated interior lining is laminated to described external component, the broken line of this cross-laminated interior lining is disconnected in advance, easy manufacturing is provided, and make terminal user more easily to open described container from disassembly status.By described broken line is disconnected in advance, give body broken line darker defining, and by folding panel and reduced surface tension while forming described container.According to the present invention, the position of the cemented joint in folding operation process on the described container of sealing adopts Internal jigging.Two pairs of dual slope features that this fixture firmly pushes into 90 degree by the vertical bight place at described container by the folding line end of 180 degree contribute to form more uniform geometry.
The folding resistance of the small size bulk container that bulk container is particularly in great demand is very important problem, and is the major defect previously designing.Folding resistance is produced by small panel size and laminar construction.In order to overcome this resistance, in the present invention, before described backing layer is pressed onto to described external component, the broken line in described interior lining is disconnected in advance, and place dual slope in the position of 180 degree folding lines.Dual slope has alleviated the surface tension of outermost facing, and in container of the present invention, and each broken line in dual slope is independent only needs folding 90 degree, and forms together 180 degree folding lines.
In a preferred implementation, container of the present invention has interlocking bottom rolling cover structure, and this interlocking bottom rolling cover structure makes the danger minimum of et out of order in treating process, and has avoided pushing sack lining in the time using sack.Even if described interlocking bottom rolling cover also can provide trouble free continuous performance while being designed to store liquid in described container in treating process.Described interlocking bottom rolling cover comprises a pair of relative centre or inner rolling cover, and described centre or inner rolling cover provide completely overlapping in the inner side of described container bottom, and has smooth surface and prevent from pushing sack lining to use sack in container time and cause leakage.In the middle of two, rolling cover all has the perforation broken line (also referred to as cutting crease) of the overlapping point that just in time passes through described middle rolling cover, to help user on the outside rolling cover by preventing from being bonded in interlocking, described rolling cover is moved to their operating position.The interlocking structure of described outside rolling cover comprises narrow fin in the end edge that is positioned at an outside rolling cover and the shaping slit adjacent with the end edge of relative outside rolling cover.Described fin has rounded corners to allow entering relative slit, and the shape of described slit suppresses the in use bending of described fin.The described outside rolling cover that comprises described slit also has tilted perforations broken line, bends to far enough downwards in described container, to allow described fin to be fastened in described slit setting up in process thereby be convenient to this rolling cover.Once engaged, two interlocking rolling covers are pulled back into the stable flat surfaces that is formed in use shelving described container.Described shaping slit is combined with arc portion, thereby this slit has roughly V-shaped shape, instead of typical linearity or the rectangular geometries in similar interlocking structure, conventionally seen.Traditionally, in the time that the product airfoil in container applies excessive power, shaping slit applies power on the straight line across fin, thereby causes fin bending.V-arrangement slit of the present invention is by disperseing excessive pressure to contribute to prevent fin bending with non-linear pattern.
Described lining can have any stupefied shape (flute) combination, such as C, B, A, AA, AC, BC, AB, AAA, ACA, CAA, CBA etc. and their combination.Outer half slit container (HSC) of the present invention also can comprise any in identical stupefied shape combination.The selection of stupefied shape combination by expect hold performance level and stacking intensity decides.
Container of the present invention can have and is suitable for any size and any rectangular shape that customer may need, and unique restriction is the ability that maker manufactures the container with attribute of the present invention disclosed herein.
Although preferable configuration has interlocking, completely overlapping bottom rolling cover is constructed, if desired, also can comprise one group of part rolling cover or flange.Can also construct full bottom, but there is no common use overlapping in liquid transporting application.
There is the interlocking flange that is located thereon end according to the preferred implementation of container of the present invention, but this container also can be configured in the top without any rolling cover or flange, or there is no the part rolling cover of interlock feature, or there is or do not have any overlapping full rolling cover closure member.Described preferred implementation comprises that such as in U.S. Patent No. 6,076, the interlocking flange shown in 730, is all combined in the disclosure of this patent herein by quoting as proof.Interlocking top flange with here before describe other Feature Combinations contribute to required sidewall rigidity, this so contribute to prevent from bloating and guarantee that suitable product holds performance.No matter product is food or industrial components, the suitable performance of holding is all to guarantee store and transport necessary.
Be positioned at two the enhancing cotton ropes (cotton rope of sesame band or equal type) made by band on external component and be positioned at four cotton ropes on cross-laminated interior lining although preferred implementation has, but container of the present invention can have the enhancing cotton rope of any amount, never cotton rope is to eight cotton ropes of each parts, and restriction part is function that customer uses and the productive capacity of maker.
In addition, can use the combination of various stupefied shape structures and outside corrugation and internal chiasma lamination corrugation, outside and cross-laminated three walls (AAA, ACA, CAA, CBA or any current other the available stupefied shape combinations) inside such as single wall (single corrugation) (the stupefied shape of A, the stupefied shape of B, the stupefied shape of C or any current other available stupefied shape sizes).Internal chiasma corrugation ripple can be any stupefied shape combination of double-walled, and still provides the actual use of container required enough flexual rigidities.
Therefore, one aspect of the present invention relates to a kind of cross-laminated bulk container of enhancement mode of being made and had rectangular configuration by corrugated board, described container comprises outside corrugation parts, and these outside corrugation parts have the relative sidewall being bonded together along the vertical broken line at bight place that is positioned at described container.Described sidewall has top, bottom margin and lateral edges, and described external component has the corrugation ripple extending along first direction.The bottom margin of described sidewall comprises first pair of rolling cover and second pair of rolling cover, and wherein each rolling cover stretches out from bottom margin collapsibly, and wherein the each rolling cover in second pair of rolling cover has the isolated diabolo slit forming therein.In inner corrugated liner, be laminated to described external component, and there is the relative sidewall being bonded together along the vertical broken line at bight place that is positioned at described container.Described sidewall has substantially top, bottom margin and the lateral edges of be connected with top, bottom margin and the lateral edges of the corresponding sidewall of described external component (coterminous), and described interior lining has at the upwardly extending corrugation ripple of the second party perpendicular to described first direction.Described external component and described interior lining have therein separately vertically extend with its corrugation ripple at least one strengthen cotton rope, in wherein said lining described at least one strengthen cotton rope across and perpendicular in described external component described at least one strengthen cotton rope extend.Each rolling cover in described first pair of rolling cover is included in the pair of locking fin forming on the relative end of corresponding first pair of rolling cover, and described lock tab engages with the slit on described second pair of rolling cover, to seal securely the bottom of described container.
Another aspect of the present invention relates to the corrugated cardboard blank for the manufacture of enhancement mode bulk container, described container comprises external component, and described external component has the multiple sidewall panel and the endwall panels that are bonded together collapsibly along isolated parallel fold lines.Described sidewall panel and endwall panels have top and bottom margin.Described external component has at least one the enhancing cotton rope extending across described external component perpendicular to described corrugation ripple perpendicular to the corrugation ripple of described top and bottom margin extension and the roughly midway location between described top and bottom margin.Described interior lining has the multiple sidewall panel and the endwall panels that are bonded together collapsibly along isolated parallel fold lines, and described interior lining is laminated to described external component.Described sidewall panel and the endwall panels of described lining have top and bottom margin, and described interior lining has the corrugation ripple that is parallel to its top and bottom margin extension.At least one strengthen cotton rope described described at least one the roughly midway location between the relative lateral edges of sidewall extend across sidewall described at least one perpendicular to described corrugation ripple.Top flange is engaged to the top of described sidewall and end wall collapsibly, and top flange has the interlocking structure for they being locked together at the container being assembled by described blank.Base flange is engaged to the bottom margin of described sidewall and end wall collapsibly, and base flange has the interlocking structure for they being locked together at the container being assembled by described blank.
Brief description of the drawings
From following detailed description with the accompanying drawing will be clearer of the present invention above-mentioned with and other objects and advantages, in whole a few width accompanying drawings, identical Reference numeral represents same parts, wherein:
Fig. 1 is the exploded top perspective view that first embodiment of the invention is shelved on four containers on tray.
Fig. 2 is the top plan view of the blank of the external component of the container for making the first embodiment of the present invention.
Fig. 3 is the top plan view of the blank of the interior lining for making container of the present invention.
Fig. 4 is the top plan view of the blank for being produced on the lid using on container of the present invention.
Fig. 5 shows that the preparation that is laminated to external component folds container and by the top plan view of interior lining glued together gummed rolling cover.
Fig. 6 shows the container that is positioned at upside down position, and has described in the series of steps that interlocking bottom swinging cover folding is carried out when operating interlocking position.
Fig. 7 is the top plan view of the blank of the external component for making optional container second embodiment of the invention.
The preparation that is laminated to external component that Fig. 8 shows second embodiment of the invention folds container and will glue together the top plan view of rolling cover interior lining glued together.
Fig. 9 is for making according to the top plan view of the blank of the external component of the optional container of another one of the 3rd embodiment of the present invention.
Figure 10 shows according to the preparation that is laminated to external component of the 3rd embodiment of the present invention and container is folded and will glue together the top plan view of rolling cover interior lining glued together.
Figure 11 shows the container second embodiment of the invention that is positioned at upside down position, and has described in the series of steps that interlocking bottom swinging cover folding is carried out when operating interlocking position.
Figure 12 show be positioned at upside down position according to the container of the 3rd embodiment of the present invention, and described in the series of steps that interlocking bottom swinging cover folding is carried out when operating interlocking position.
Figure 13 is the enlarged drawing of the bottom of the container shown in Figure 11 and Figure 12, has wherein shown that described interlocking bottom rolling cover is engaged to the mode of operation interlocking position.
Detailed description of the invention
Although the present invention can have a lot of multi-form embodiments, but in the drawings show and by this article describe in detail be the preferred embodiment of the present invention, should be understood that, present disclosure should be counted as the casehistory of principle of the present invention, and is not, in order to be used for, large aspect of the present invention is limited to illustrated embodiment.In the present invention, the use that relates to the apostrophe (prime character) of different embodiments in the Reference numeral in accompanying drawing represents that those elements are identical, or in function, is at least identical, or those elements are in an open position.
In Fig. 1, represent with Reference numeral 10 container of making according to a preferred embodiment of the present invention generally, wherein shown four container placements on tray P.
This container is four sidewalls 12,13,14 and 15 of being bonded together along the vertical broken line 16A, 16B, 16C and the 16D that are arranged in bight place of rectangular shape having, is interlocked the partially enclosed open top of top flange 17A, 17B and 18A, 18B and the closed bottom end 19 as shown in Fig. 6 the best.Two sidewalls 13,15 have than two other sidewall 12, and they can be regarded as again end wall 14() larger width.Lid 20 is placed on the upper end of each container, and in Fig. 1, this cover is depicted as from one of them container and removes.Understand best the structure of this container with reference to Fig. 2 to Fig. 6.
Fig. 2 shows the blank B1 of the external component 21 for making described container.This blank comprises four sidewall panel 12,13,14 and 15 that are bonded together along corresponding broken line 16A, 16B and 16C, wherein glue together rolling cover 22 and be engaged to collapsibly an end edge of this blank along folding line 16D, in the time that this container is glued together, panel 12 is effectively engaged to panel 15 by this gummed rolling cover 22.Broken line 16A and 16B are as the formerly patent 4,693 applicant, and dual slope shown in 413 and that describe more fully hereinafter, is all combined in the disclosure of this patent herein by quoting as proof.As described in this patent, broken line 16A and 16B are along articulate those bights of sidewall panel that move through 180 degree between the not folding position at this blank and the folded flat position of the container be made up of this blank are extended.
Part top flange 17A, 17B and 18A, 18B are engaged to the top of corresponding sidewall panel 13,15,12 and 14 collapsibly along fold line 23.Described part top flange 17A, 17B and 18A, 18B and in applicant's formerly patent 6,076, the part top flange of describing in 730 and illustrate forms basic identically, and plays a role in essentially identical mode, by quoting as proof, the disclosure of this patent is all combined in herein.The opposite side edges of flange 18A and 18B is cut along curve, determines fin 24, and limit circular shoulder 25 in the opposite side edges of flange 18A and 18B with limiting lock on the edge, outer end at flange 18A and 18B.Flange 17A and 17B have the recess 26 of the cutting of being adjacent in their Zhong Yuqi opposition side, edge, outer end, thereby in the opposite side edges of described flange, limit rounded corners 27.As shown in the best in Fig. 1, in the time that described flange is folded to operating position, bight 27 on flange 17A and 17B is fastened on below the shoulder 25 on flange 18A and 18B, and the lateral edges of fin 24 is fastened in recess 26, fin 24 on its flange 18A, 18B is positioned at below the neighboring edge of flange 17A and 17B, thereby described flange is interlocked.Should be noted that, with patent 6,076, the recess in 730 is different with the rectilinear form in bight, recess 26 in the present invention and bight 27 are circular, thereby are convenient in the time the interlocking portions of described flange being folded into their interlocking position the aligning of these interlocking portions and engaging.
In the preferred implementation shown in Fig. 2, substantially the same bottom rolling cover 30A and 30B are engaged to the bottom margin of corresponding sidewall panel 12 and 14 collapsibly along folding line 31, and bottom rolling cover 32 and 33 is engaged to the bottom margin of corresponding sidewall panel 13 and 15 collapsibly along folding line 34.In the container with this blank assembling, rolling cover 30A and 30B comprise inner rolling cover, and rolling cover 32 and 33 comprises outside rolling cover.
Rolling cover 30A and 30B are rectangular shape, and perforation line defines adjacent with the folding line 31 but isolated perforation broken line 35 across each rolling cover.When with this blank assembling container, rolling cover 30A relative to each other arranges with relative relation with 30B, and each rolling cover extends most of distance across the bottom of container, wherein the free end edge of each rolling cover ends at the position that just in time will arrive the respective perforations broken line 35 in relative rolling cover.This layout is convenient to swinging cover folding to operating position, as shown in Figure 6.The lateral edges of rolling cover 30A is slightly recessed at the 36A place adjacent with gummed rolling cover 22, and a lateral edges of rolling cover 30B is slightly recessed at the 36B place adjacent with its edge, outer end.In the time described swinging cover folding being arrived to their operating position in the container assembling with described blank, these recessed region 36A, 36B provides gap for gluing together rolling cover 22.
The lateral edges of rolling cover 32 is cut away on its edge, outer end, to limit narrow lock tab 37 along curve, and in opposite side edges, limits circular shoulder 38.Described lock tab 37 and shoulder 38 with rolling cover 33 by hereinafter described matching like that, so that the bottom of the container across assembling with described blank is locked in to operating position by bottom rolling cover.
Bottom rolling cover 33 has essentially rectangular shape, and a pair of diagonal fold line 40 with 41 with become with the opposite side edges of this rolling cover inside isolated relation from this rolling cover closely adjacent mutually contrary bight extend to its edge, outer end with folding line 34, thereby limit triangular shaped bight 42.Form the roughly slit 43 of V font at the roughly midway location of rolling cover 33, as mentioned below, this slit 43 is for receiving the lock tab 37 on rolling cover 32.
In the preferred implementation shown in Fig. 2, a pair of enhancing cotton rope 45 of being made up of sesame band or well known in the prior art other strengthen the roughly midway location of cotton rope between top and the bottom margin of this blank and extend to another end edge from an end edge of this blank across this blank.As shown in the arrow A in Fig. 2, the corrugation ripple of external component 21 extends perpendicular to top and the bottom margin of this blank, extends perpendicular to this corrugation ripple and strengthen cotton rope.
The blank B2 of the interior lining 50 for making container of the present invention has been shown in Fig. 3.Blank B2 has rectangular shape, and comprise four sidewall panel 51,52,53 and 54 that are bonded together along corresponding broken line 16A ', 16B ' and 16C ', wherein glue together rolling cover 55 and be engaged to collapsibly an end edge of this blank along folding line 16D ', in the time that container is glued together, this rolling cover 55 is engaged to panel 54 by panel 51 effectively.Broken line 16A ' and 16B ' are the dual slopes of describing in more detail and illustrating as in the formerly patent 4,693,413 applicant, by quoting as proof, the disclosure of this patent are all combined in herein.In the container assembling with this blank, the broken line 16A ' in this lining and 16B ' extend in abutting connection with the broken line 16A in (contiguous) described external component and 16B respectively, and broken line 16C ' and 16D ' extend in abutting connection with broken line 16C and 16D respectively.Before lining 50 is laminated to external component 21, broken line 16A ', 16B ', 16C ' and 16D ' in this lining utilizes fixture (not shown) to disconnect in advance, so that the manufacture of container and make user more easily flat container is opened to the operating position of container.In preferred implementation as shown in Figure 3, the first couple of being made up of sesame band is strengthened to cotton rope 56 or as known in the art other strengthen cotton ropes and be applied to the centre portion of sidewall panel 52, and extend to top from the bottom margin of this sidewall panel, and at least one is strengthened in cotton rope 56(Fig. 3 and has illustrated two, in Fig. 5, illustrate one) be applied to the centre portion of panel 54, and extend to top from the bottom margin of this panel.As shown in arrow " B ", will notice, the corrugation ripple in described lining extends along the direction vertical with corrugation ripple in described external component.Thereby the enhancing cotton rope in described lining extends perpendicular to corrugation ripple in this lining, and as in Fig. 5 best as shown in, in the container assembling with described blank, the enhancing cotton rope in they and described external component vertically extends.
Fig. 5 shows and is laminated to external component 21 to form the interior lining 50 of laminate blank 57, and described container is assembled into by this laminate blank 57.It should be noted, in the time observing in the figure, this lining is offset left, wherein the gummed rolling cover 55 on this lining stretches out the gummed rolling cover 22 exceeding on this external component, and the opposite ends of this lining embeds with respect to the adjacent end portion of external component, thereby be defined for the space 58 of attaching gummed rolling cover 55.
For container is set up to the serviceability of its expansion from its flat form, container is opened into barrel-shaped structure, and by part top swinging cover folding to they as the operation interlocking position of describing before herein.Then this container is inverted, is made to be shelved with its top, and bottom swinging cover folding is arrived to their operation interlocking position, as shown in Figure 6.First rolling cover 30A and 30B are inwardly folded in this container, inwardly fold afterwards rolling cover 33, then inwardly fold rolling cover 32.These rolling covers are pressed into downwards in this container, until lock tab 37 is fastened in slit 43, then outwards move these rolling covers to general planar position across this container bottom.It should be noted, the folding line 40 and 41 in perforation broken line 35 and rolling cover 33 in rolling cover 30A and 30B makes the distortion slightly in folding operation process of these rolling covers, so that the setting up of this container.
Blank B3 for the manufacture of lid 20 has been shown in Fig. 4.This blank comprises rectangle center panel 60, and this rectangle center panel 60 has the substantially the same end rolling cover 61 that is engaged to collapsibly its opposite ends edge along folding line 63 and 62 and be engaged to collapsibly the substantially the same side rolling cover 64 of its opposite side edges along folding line 66.As shown in fig. 1, rolling cover 61,62 and 64,65 is interlocked with one another and form and cover skirt section 67.Lid 20 interlocking structure substantially with in US Patent 7,172, disclosed lining base plate 110 is identical in 108.Thereby, rolling cover 61 and 62 all has the assembling rolling cover 68 being positioned in its opposite side edges, wherein define lock tab 70 at the external angle of Reference numeral 69 places excision, this lock tab 70 is inserted in the angled slots otch 71 in the rolling cover adjacent with its opposite ends 64 and 65.
Fig. 7 is the top plan view of the optional blank B4 of the external component for making optional container 10 ' second embodiment of the invention.Blank B4 comprises four sidewall panel 12 ', 13 ', 14 ' and 15 ' that are bonded together along corresponding broken line 16A ', 16B ' and 16C ', wherein glue together rolling cover 22 ' and be engaged to collapsibly an end edge of this blank B4 along broken line 16D ', in the time that this container 10 ' construction is got up, panel 12 ' is effectively engaged to panel 15 ' by this gummed rolling cover 22 '.Broken line 16A ' and 16B ' are as the formerly patent 4,693 applicant, and dual slope shown in 413 and that describe more fully hereinafter, is all combined in the disclosure of this patent herein by quoting as proof.As described in this patent, broken line 16A ' and 16B ' are along articulate those bights of sidewall panel that move through 180 degree between the not folding position at this blank B4 and the folded flat position of the container be made up of this blank are extended.
In the second embodiment shown in Fig. 7, substantially the same bottom rolling cover 30A ' and 30B ' are engaged to the bottom margin of corresponding sidewall panel 12 ' and 14 ' collapsibly along folding line 31 ', and bottom rolling cover 32 ' and 33 ' is engaged to the bottom margin of corresponding sidewall panel 13 ' and 15 ' collapsibly along folding line 34 '.In the container assembling with this blank B4, rolling cover 30A ' and 30B ' comprise outside rolling cover, and rolling cover 32 ' and 33 ' comprises inner rolling cover.Bottom rolling cover 30A ' and 30B ' can be defined as first pair of rolling cover, and bottom rolling cover 32 ' and 33 ' can be defined as second pair of rolling cover.
Each rolling cover in rolling cover 30A ' and 30B ' general rectangular shape of respectively doing for oneself, and there is a diabolo slit 43 ', a described diabolo slit 43 ' is spaced apart from each other and forms and be positioned at the roughly centre of corresponding rolling cover 32 ' and 33 ' the position of close folding line 34 ', for being received in lock tab 37A, 37B, 37C and the 37D on corresponding rolling cover 30A ' and 30B '.Triangle slit 43 ' mirror image each other each other.Each in triangle slit 43 ' comprises hinged rolling cover 44, and this hinged rolling cover 44 contributes to corresponding lock tab 37A, 37B, 37C and 37D to be firmly held in latched position.When set up container 10 ' by blank B4, rolling cover 32 ' and 33 ' arranges relative to one another with relativeness, and each rolling cover extends to the centre portion on the bottom of described container with partly overlapping relation each other.This layout contributes to conveniently swinging cover folding to be arrived to operating position, as shown in Figure 6.
Each of rolling cover 30A ' and 30B ' is cut off at the centre portion of their corresponding free edges, forms to limit to be similar to separately the narrow lock tab 37A, the 37B that tackle mutually of U-shaped free edge and the curve of 37C, 37D substantially.Corresponding lock tab 37A, 37B and 37C, 37D are tapered in its bight enters and pushes open corresponding hinged rolling cover 44 to enter into the easness of slit 43 ' to increase.Intermediate curve provides rides the line tension of the overlapping portion of leaning on contrary rolling cover and prevents that lock tab from departing from from latched position.The structure of showing in rolling cover 30A ' and 30B ' and rolling cover 32 ' and 33 ' and the favourable part of geometric configuration be, in the time of filling product, lockout mechanism is fixed very much, but to make easily the ability of its disengaging by user be flexibly for it.This improvement is one of advantage for terminal user, because it has reduced required rolling cover length, and has improved the easness of construction blank B4.Lock tab 37A and 37B form in the relative end of rolling cover 30A ', and their mirror images each other each other.Similarly, lock tab 37C and 37D form in the relative end of rolling cover 30B ', and their mirror images each other each other.Corresponding lock tab 37A, 37B and 37C, 37D coordinate with rolling cover 32 ' and 33 ' accordingly, with the bottom across the container 10 ' being assembled by blank B4 as described below, bottom rolling cover are locked in to operating position.Perforation line define close on folding line 31 ' but with folding line 31 ' at interval across the perforation line 35 ' of each rolling cover 30A ' and 30B '.
Be similar to the first embodiment described in Fig. 2, a pair of enhancing cotton rope 45 ' of being made up of sesame band or well known in the prior art other strengthen the roughly midway location of cotton rope between top and the bottom margin of this blank and extend to another end edge from an end edge of this blank across this blank.As shown in the arrow in Fig. 2 " A ", the corrugation ripple of external component 21 ' extends perpendicular to top and the bottom margin of blank B4, extends perpendicular to described corrugation ripple and strengthen cotton rope.
Fig. 8 is the top plan view that the interior lining 50 in Fig. 3 is shown, described backing layer is depressed into external component 21 ' to form laminate blank 57 ', and second embodiment of the invention, this container 10 ' is obtained by this laminate blank 57 ' assembling.It should be noted, in the time observing in Fig. 8, this lining 50 is offset left, wherein the gummed rolling cover 55 ' on this lining stretches out the gummed rolling cover 22 exceeding on this external component 21 ', and the opposite ends of this lining embeds with respect to the adjacent end portion of external component, thereby be defined for the space 58 ' of attaching gummed rolling cover 55 '.Below explanation is comprised and be laminated to the structure of blank B4 with the blank B4 of the interior lining 50 of formation container 10 '.
Fig. 9 is for making according to the external component 21 of the optional container of another one of the 3rd embodiment of the present invention " the top plan view of blank B5.Blank B5 is identical with described blank B4, and difference is, in the first embodiment, part top flange 17A, 17B and 18A, 18B are engaged to the top of corresponding sidewall panel 13,15,12 and 14 collapsibly along fold line 23.Owing to having described described part top flange 17A, 17B and 18A, 18B in the first embodiment of the present invention above in detail, therefore no longer part top rolling cover is described for fear of repeating.
Figure 10 shows the top plan view of the lining 50 in Fig. 3, and described backing layer is depressed into external component 21 " and preparation forms laminate blank 57 ", according to the 3rd embodiment of the present invention, container 10 " by described laminate blank 57 " assembling obtains.It should be noted, in the time observing in Figure 10, lining 50 is offset left, the wherein gummed rolling cover 55 on this lining " stretch out exceed this external component 21 " on gummed rolling cover 22 "; and the opposed end of this lining embeds with respect to the adjacent end portion of external component, thereby is defined for attaching gummed rolling cover 55 " space 58 ".Below explanation is comprised to be laminated to blank B5 upper to form container 10 " the structure of blank B5 of interior lining 50.
For by container 10 ' and 10 " set up to the serviceability of its expansion from its flat form, container is opened into barrel-shaped structure, and by part top swinging cover folding to they as the operation interlocking position of describing before herein.Then this container is inverted, is made to be shelved with its top, and bottom swinging cover folding is arrived to their operation interlocking position, as shown in Figure 11.First by rolling cover 32 ' and 33 " inwardly fold in this container with overlapping relation, then inwardly fold rolling cover 30A ' and 30B '.Rolling cover 30A ' and 30B ' are pressed into downwards in this container, until lock tab 37A, 37B and 37C, 37D are fastened in corresponding slit 43 ', as shown in figure 13.It should be noted in the discussion above that perforation broken line 35 ' in rolling cover 30A and 30B makes the distortion slightly in folding operation process of these rolling covers, so that the setting up of this container, as shown in figure 13.Corresponding lock tab 37A, 37B and 37C, 37D are tapered in its bight enters and pushes open corresponding hinged rolling cover 44 to enter to the easness of slit 43 ' to increase.Intermediate curve provides rides by the line tension of the overlapping portion of relative rolling cover and prevents lock tab 37A, 37B and 37C, 37D depart from from latched position.The structure of showing in rolling cover 30A ' and 30B ' and rolling cover 32 ' and 33 ' and the favourable part of geometric configuration be, in the time of filling product, lockout mechanism is fixed very much, but to make easily the ability of its disengaging by user be flexibly for it.This improvement is one of advantage for user, because it has reduced required rolling cover length, and has improved the easness of construction blank B4.
Although, with reference to preferred embodiment invention has been described, it should be understood that those skilled in the art can carry out without departing from the scope of the invention various changes and be equal to replacement.In addition, can much improve so that particular case or material and instruction of the present invention adapt and do not depart from the scope of the present invention.Therefore, the present invention is not intended to be limited to disclosed specific implementations, on the contrary, this invention is intended to comprise all embodiments that fall into appended claims.
Claims (5)
1. the cross-laminated bulk container of enhancement mode, this container is made up of corrugated board and is had rectangular configuration, and described container comprises:
Outside corrugation parts, these outside corrugation parts have the relative sidewall being bonded together along the vertical broken line at bight place that is positioned at described container, described sidewall has top, bottom margin and lateral edges, and described outside corrugation parts have the corrugation ripple extending in a first direction, the bottom margin of described sidewall comprises first pair of rolling cover and second pair of rolling cover, each rolling cover stretches out from bottom margin collapsibly, and each of wherein said first pair of rolling cover is cut off at the centre portion of their corresponding free edges, form the curve that limits pair of narrow lock tab, each in described narrow lock tab has the roughly free edge of U-shaped, each rolling cover in described second pair of rolling cover has the isolated diabolo slit forming therein, each in described triangle slit comprises hinged rolling cover,
In inner corrugated liner, in this inside corrugated liner, be laminated to described outside corrugation parts, and there is the relative sidewall being bonded together along the vertical broken line at bight place that is positioned at described container, described sidewall has substantially the top, bottom margin and the lateral edges that are connected with top, bottom margin and the lateral edges of the corresponding sidewall of described outside corrugation parts, and in described inner corrugated liner, has at the upwardly extending corrugation ripple of the second party vertical with described first direction; And
In described outside corrugation parts and described inner corrugated liner, have be separately positioned at wherein vertically extend with its corrugation ripple at least one strengthen cotton rope, in wherein said inner corrugated liner described at least one strengthen cotton rope across and perpendicular in described outside corrugation parts described at least one strengthen cotton rope and extend.
2. container according to claim 1, wherein, each rolling cover in described first pair of rolling cover is included in the pair of locking fin forming on the relative end of corresponding first pair of rolling cover, described lock tab engages with the slit on described second pair of rolling cover, to seal securely the bottom of described container.
3. container according to claim 1, wherein:
Top flange is engaged to the top of described outside corrugation parts collapsibly, to seal at least in part the top of described container.
4. container according to claim 1, wherein:
The corrugation ripple of described outside corrugation parts vertically extends, and corrugation ripple horizontal-extending in described inner corrugated liner;
The roughly midway location horizontal-extending of described at least one enhancing cotton rope between top and the bottom margin of described outside corrugation parts in described outside corrugation parts; And
Described at least one enhancing cotton rope in described inner corrugated liner is included at least one enhancing cotton rope that in each described sidewall, the roughly midway location between the opposite side edge in described inner corrugated liner vertically extends.
5. for making the blank of corrugated board for enhancement mode bulk container, this blank comprises:
Outside corrugation parts, these outside corrugation parts have the multiple sidewall panel and the endwall panels that are bonded together collapsibly along isolated parallel fold lines, and described multiple sidewall panel and endwall panels have top and bottom margin;
Described outside corrugation parts have the corrugation ripple perpendicular to described top and the extension of described bottom margin;
At least one strengthens cotton rope, and the roughly midway location of this at least one enhancing cotton rope between described top and described bottom margin extends across described outside corrugation parts perpendicular to described corrugation ripple;
In inner corrugated liner, in this inside corrugated liner, be laminated to described outside corrugation parts, there is the multiple sidewall panel and the endwall panels that are bonded together collapsibly along isolated parallel fold lines, described multiple sidewall panel and endwall panels in described inner corrugated liner have top and bottom margin, and described at least some in wherein said inner corrugated liner, isolated parallel fold lines disconnected be laminated to described outside corrugation parts in described inner corrugated liner before in advance;
In described inner corrugated liner, there is the corrugation ripple that the described top that is parallel in this inside corrugated liner and described bottom margin extend;
At least one strengthens cotton rope, this at least one strengthen roughly midway location between the opposite side edges of at least one in described multiple sidewall panel of cotton rope perpendicular to described corrugation ripple across at least one extension in described multiple sidewall panel;
Top flange is engaged to the described top of described multiple sidewall panel and endwall panels collapsibly, described top flange have for by these top flange at the interlocking structure locking together with the container that described blank assembles;
Base flange is engaged to the described bottom margin of described multiple sidewall panel and endwall panels collapsibly, and be configured to comprise first pair of rolling cover and second pair of rolling cover, each rolling cover stretches out from bottom margin collapsibly, each of wherein said first pair of rolling cover is cut off at the centre portion of their corresponding free edges, form the curve that limits pair of narrow lock tab, each in described narrow lock tab has the roughly free edge of U-shaped, and each in wherein said second pair of rolling cover has the isolated diabolo slit forming therein, each in described triangle slit comprises hinged rolling cover, described base flange is locked in together in the container assembling with described blank.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13/309,886 | 2011-12-02 | ||
| US13/309,886 US8469258B2 (en) | 2010-04-07 | 2011-12-02 | Reinforced cross-laminated bulk container |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103129798A CN103129798A (en) | 2013-06-05 |
| CN103129798B true CN103129798B (en) | 2014-09-03 |
Family
ID=48490351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210505201.8A Expired - Fee Related CN103129798B (en) | 2011-12-02 | 2012-11-30 | Reinforced cross-laminated bulk container |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103129798B (en) |
| CA (1) | CA2795773C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB201205243D0 (en) | 2012-03-26 | 2012-05-09 | Kraft Foods R & D Inc | Packaging and method of opening |
| GB2511560B (en) | 2013-03-07 | 2018-11-14 | Mondelez Uk R&D Ltd | Improved Packaging and Method of Forming Packaging |
| GB2511559B (en) | 2013-03-07 | 2018-11-14 | Mondelez Uk R&D Ltd | Improved Packaging and Method of Forming Packaging |
| EP3891077A1 (en) | 2020-02-14 | 2021-10-13 | Georgia-Pacific Corrugated LLC | Multi-piece corrugated box assemblies, blanks, and systems for heavy bag-in-box dispensed products |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4702408A (en) * | 1986-05-23 | 1987-10-27 | The Mead Corporation | Bulk bin |
| US6076730A (en) * | 1998-05-05 | 2000-06-20 | International Paper Company | Carton with locking mechanism |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8490858B2 (en) * | 2010-04-07 | 2013-07-23 | International Paper Company | Reinforced cross-laminated bulk container |
-
2012
- 2012-11-15 CA CA2795773A patent/CA2795773C/en active Active
- 2012-11-30 CN CN201210505201.8A patent/CN103129798B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4702408A (en) * | 1986-05-23 | 1987-10-27 | The Mead Corporation | Bulk bin |
| US6076730A (en) * | 1998-05-05 | 2000-06-20 | International Paper Company | Carton with locking mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| NZ603944A (en) | 2014-06-27 |
| CA2795773A1 (en) | 2013-06-02 |
| CA2795773C (en) | 2014-07-15 |
| CN103129798A (en) | 2013-06-05 |
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