CN101028880B - Foldable container consisting of outer box and inner bag - Google Patents
Foldable container consisting of outer box and inner bag Download PDFInfo
- Publication number
- CN101028880B CN101028880B CN2006100549813A CN200610054981A CN101028880B CN 101028880 B CN101028880 B CN 101028880B CN 2006100549813 A CN2006100549813 A CN 2006100549813A CN 200610054981 A CN200610054981 A CN 200610054981A CN 101028880 B CN101028880 B CN 101028880B
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- inner bag
- outer container
- sealing
- ejiction opening
- bag
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Abstract
A foldable container is composed of a cubic external box,and an internal cylindrical plastic film bag with sealed lower end and attached to at least opposite two inner surfaces of external box.
Description
Technical field
The collapsible container of the inner bag that the present invention relates to comprise the square outer container that assembles with watt rib cardboard etc. and form with tubular by plastic sheeting etc.
Background technology
This chest is for example as the container about a pipeful of jar, it mainly is fluid such as filling liquid or body of powder in inner bag, transportation is preserved and safe handling so that be suitable for, and, owing to can fold, therefore when the builder delivers goods or during user's repeated use, can transport compactly and preserve by folding.
Inner bag is generally made by the tube of plastic sheeting, when content is liquid, for airtight and two ends are up and down sealed, when adopting body of powder, only seals the lower end.Flat flat bag is a prototype, also can use the product of box-like.This inner bag is installed the ejiction opening that injects extraction usefulness in the upper end when being used for liquid, this ejiction opening is outwards outstanding from the upper end of outer container.For any one bag, because inner bag is housed in the inboard and good bond of outer container, therefore, with outer container when folded state opens to assembled state, owing to be difficult to along the sealing of the direction expansion inner bag rectangular with sealing direction, so in order to prevent that it from hindering outer container to open, and adopted following countermeasure in the past.
Summary of the invention
At first, use the boxlike bag that is easy to expand and in inner bag, be provided with the W-fold part.But, because its structure more complicated, therefore exist cost not only higher and when extracting content out, be easy to problem at the residual a part of content of complex region.Therefore, only preferably use with the end of doubling shape sealing tube or with the inner bag of its approximate simple seal structure.
In addition, though the breadth of inner bag is bonded on face of outer container or two faces (referring to Fig. 4 of embodiment), but because sealing 3 is in width central authorities (H position), be in a diagonal of outer container, therefore expanded by force a lateral width 2 square root, be about 1.4 times.For fear of this situation,, can be provided with the folding middle polyline of chevron pointing foldedly along width central authorities, and inner bag is housed between this middle polyline and the middle polyline at two relative sidewalls (on following thereon two flaps) of outer container.So, consider that the width expansion by 1 side relatively is easy to open outer container from the viewpoint of accommodating.
But, adopt this method, owing in outer container, added middle polyline, therefore, bad order, compression strength also descends, and is unsuitable for higher stacking.In addition, be easy to occur because of internal pressure causes the phenomenon that main body expands, and, because outer container is the special shape with middle polyline, therefore be unfavorable for using existing manufacturing mounting equipment.
In addition, when content is liquid, ejiction opening is installed, and makes its upper end outstanding, thereby can hinder stacking of chest to outer container in the upper end of inner bag.In addition, for ejiction opening is installed, though on the flap of outer container, be provided with its outstanding hole, but, in order to embed mounting hole, on flap, be provided with in the time of on being installed to ejiction opening from the outstanding incision line (slight crack) in outstanding hole owing to have the relation of the last lower edge that is used for this peritreme of clamping, therefore, owing to have the incision line, thus flap at ejiction opening part strength reduction, thereby the installation exercise efficient of ejiction opening is bad.
At above-mentioned situation, the objective of the invention is to eliminate above-mentioned unfavorable condition, and the sealing of inner bag can not hinder opening of outer container when the assembling outer container, it can not hinder stacking of chest when having ejiction opening, and, can realize simple installation in the mode that ejiction opening can not diminish chest intensity.
In order to address the above problem, the 1st invention provides the Foldable vessel that is made of outer container and inner bag, it is characterized in that: it comprise the outer container that assembles with cubic with on its main body inner peripheral surface by being bonded on the soft inner bag that film on relative two faces etc. is made at least, inner bag is a tube-shape bag, at least the sealing that has the sealing tube in the lower end, on the body inner surface of outer container, inner bag is bonded at least on the end of two ends up and down, so that sealing length direction be in of outer container to the angular direction on, and both ends in bottom or up and down with sealing one side, with an above-mentioned diagonal corner regions to the angular direction quadrature on do not engage inner bag.
Because the Foldable vessel that is made of outer container and inner bag has adopted said structure, therefore, because two engaged at end were on the inner peripheral surface of outer container about inner bag passed through, so, tight degree is good, and, at position with sealing, when opening outer container, on sealing, apply along with the outer Zhang Zuoyong of the direction of its quadrature expansion.And, because engaging, the diagonal corner regions of this propagation direction can not discharge outer opening, therefore, can alleviate outer Zhang Chengdu, and therefore, the sealing of inner bag can not hinder outer container to open.In addition, inner bag can also adopt box-like except common flat bag.
In addition, the 2nd invention provides the Foldable vessel that is made of outer container and inner bag, it comprises the outer container that assembles with cubic and is housed in this outer container and has the inner bag that can fill and extract out the ejiction opening of fluid, make ejiction opening outstanding to the upper end of outer container, it is characterized in that: the outshot of ejiction opening forms the decline sheet.
According to said structure,, therefore can prevent to hinder stacking of case owing to reduce the installation ejiction opening with the drop amount of decline sheet.
In addition, the 3rd invention provides the Foldable vessel that is made of outer container and inner bag, it comprises the outer container that assembles with cubic and is housed in this outer container and has the inner bag that can fill and extract out the ejiction opening of fluid, be provided with the mounting hole that ejiction opening runs through in the upper end of outer container, it is characterized in that, ejiction opening is in outstanding top ring-type pawl and the bottom annular rim that is provided with clamping mounting hole peritreme of periphery, make wherein top ring-type claw type become to have the cross section of downward relief angle (following へ escapes the げ angle), periphery along mounting hole is provided with a plurality of cracks, so that top ring-type pawl can pass through on relief angle.
According to said structure, because with ejiction opening from be pushed down into mounting hole the time, be arranged with the crack at its periphery, therefore top ring-type pawl passes mounting hole disposable when opening its periphery by relief angle, thereby can obtain the installing condition with top ring-type pawl and bottom annular rim clamping hole periphery.
The invention effect
As mentioned above, therefore self-evident according to the 1st invention because the sealing of inner bag can not hinder outer container to open, need not to adopt the outstanding long bad mode in the lower end that makes inner bag, and the tight degree of sealing is good.Particularly, need not on outer container, to be provided with the higher middle polyline that stacks of obstruction, thereby can obtain to be suitable for the beneficial effect of batch manufacturing and cost-cutting.
According to the 2nd invention, ejiction opening can not hinder the stacked of chest, and the 3rd invention has the excellent results that is easy to that ejiction opening is installed and can obtains firm installing condition.
Description of drawings
Fig. 1 is a transparent view, and it has shown the collapsible container that is made of outer container and inner bag of one embodiment of the invention with half stack-mounted open mode.
Fig. 2 is a transparent view, and it has shown this container with stack-mounted packing state.
Fig. 3 for X-X line among Fig. 2 to looking constructed profile.
Fig. 4 is for showing this unrolling of container figure of inner bag position relation.
Fig. 5 is a transparent view, and it has shown the container of another embodiment with the packing state.
Fig. 6 is for showing this unrolling of container figure of inner bag position relation.
Fig. 7 for Y-Y line among Fig. 5 to looking amplification profile.
Fig. 8 for Z-Z line among Fig. 5 to looking amplification profile.
Fig. 9 is the planar view of the mounting hole of demonstration ejiction opening.
Figure 10 is for showing the upper end transparent view of the container of another embodiment with the packing state.
Figure 11 is for showing the upper end transparent view of the container of another embodiment with the packing state.
Figure 12 is the part sectional view of the same area of demonstration ejiction opening installation gist.
The specific embodiment
Below, with reference to the accompanying drawings embodiments of the invention are described.
Fig. 1～Fig. 4 has shown a kind of form of implementation, in the Foldable vessel V that constitutes by its outer container and inner bag, outer container 1 is an A formula watt rib carboard, inner bag 2 is made of the tube of plastic sheeting, the inside face of film is the flat bag of doubling, only its lower end has by deposited and closed each other ora terminalis sealing 3, and its upper end is then opened wide.In addition,, inner bag 2 is bonded on the inside face of outer container 1,, only its face of joint 5,6 is set in two ends up and down of main body in order effectively to keep inner bag 2 with less area by cement.
For both position relations, under the state (referring to the long and two-short dash line of Fig. 1) of folding outer container 1, the width of inner bag 2 is suitable on its Width.In a word, shown in the solid line among this figure, under the state that assembling is opened, sealing 3 is the portion of closing up that is in a diagonal of outer container 1.Therefore, if open outer container 1 (the arrow P a of Fig. 1, Pa), then on inner bag 2 effect along (outer) power of opening with the diagonal (Pb, Pb) of sealing 3 quadratures.In order to discharge this outer tension force, on each inside face of outer container 1,, near its expansion diagonal line, be provided with the diagonal corner regions 7 of excising face of joint 6 in the bottom shortly.Therefore, can open and stack-mounted outer container 1 with square in the clear.Fig. 2 has shown the state of its assembling packing.
Below, utilize expansion drawing that embodiment is described in more detail.Fig. 4 has shown in the expansion drawing of outer container 1, the position of the position of inner bag 2 and face of joint 5,6 and diagonal corner regions 7.
In outer container 1, main part is made of left and right sides sidewall 11,11 and front and rear surfaces wall 13,13, at the flap 15,16 in two ends are provided with up and down of left and right sides sidewall 11,11, flap 17,18 outside being connected with on the two ends up and down of front and rear surfaces wall 13,13.In addition, the interior flap 15,15 of upper end forms the triangle that is easy to fold into.And because inner bag 2 has the size of the whole peripheral surface that spreads all over outer container 1, therefore, it is with the form of flat bag, and two faces are bonded on respectively on sidewall 11 and the surface wall 13.In addition, the lower end is shorter than conventional example, and the sealing 3 of lower end is positioned at the roughly lower end position place of flap, and the upper end is more outstanding than flap.In addition, though sealing 3 is a linearity,,, also can extract out well and accommodate thing if adopt vee shape, two ends bevelled shape etc.
When engaging,, secondary face of joint 21,21 is set on the outer flap 17,17 of upper end in order to keep erecting the state of opening in the upper end of inner bag 2.In addition, form band shape on the whole width of aforesaid face of joint 5 in each medial surface, with respect to this, the face of joint 6 of lower end forms shortlyer, and the diagonal corner regions 7,7 that is equivalent to the position of inner bag 2 width central portions forms not junction surface.Therefore, inner bag 2, length (than short in the past) and described diagonal corner regions 7,7,7,7 by hanging down from the lower end of sidewall 11,11 and surface wall 13,13 form well in flap 16,16 upper bottom portion general planar and tight degree.
For the foregoing description,, also it can be bonded on 2 relative medial surfaces (left and right sides sidewall 11,11 or front and rear surfaces wall 13,13) though inner bag 2 is bonded on 4 medial surfaces of outer container 1.Utilize this mode, shrink, can prevent the jumping phenomena that when extracting content out, produces, can also prevent to accommodate simultaneously the oxidation of thing by inner bag.In addition, even under the state of the portion that extrudes (eating out portion) that folds upper film, also be feasible.In this case, can not contact watt mode of rib cardboard with content and introduce content.Need should be mentioned that, also be identical in following embodiment.
Below, Fig. 5～Fig. 9 has shown other embodiment, in this case, for transportation and the preservation that is suitable for liquid, be provided with ora terminalis sealing 3,3 at the two ends up and down of inner bag 2, and on the upper end, be equipped with as the ejiction opening 23 of extracting mouth out, and make it outstanding to upper end of outer container 1, in this case, cover under the state on the ejiction opening 23 will covering 25, make the outstanding position of ejiction opening 23 form decline sheet 27, to prevent to hinder stacking of chest.
Under the situation of this embodiment, owing to have ora terminalis sealing 3,3 at the two ends up and down of inner bag 2, therefore, upper end at main part, on the two ends up and down of each left and right sides sidewall 11,11 and front and rear surfaces wall 13,13, be provided with face of joint 5,6 respectively, in addition, also be provided with unassembled diagonal corner regions 7,7,7,7 in the upper end.In addition, though being the face of joint 5,6 of two ends up and down of inner bag 2, embodiment expansion drawing shown in Figure 6 is arranged on example on all four faces of left and right sides sidewall 11,11 and front and rear surfaces wall 13,13, but, also exist the face of joint of inner bag 2 for example to be arranged on the front and rear surfaces wall 13,13 and be not arranged on situation on the left and right sides sidewall 11,11, and in highly lower chest etc., even only on one (end) in two ends up and down, face of joint is set, also can realizes the present invention.
With the outer flap 17 of decline sheet 27 adjacency on be formed for breach window 33 that decline sheet 27 is exposed, on the surface wall 13 thereunder, the supporting slice 35 that the sheet 27 that is formed for collapsibly preventing descending descends.In addition, flap 15 is provided with the notch part 15b that inserts the front end of flap 15a in decline sheet 27 residual in another.Fig. 9 has shown the mounting hole 37 that connects and install ejiction opening 23, sentences radial formation crack 39,39 in peritreme ...
As another embodiment of decline sheet 27, in Figure 10, at width central authorities this decline sheet 27 of formation of interior flap 15, outer flap 17 above it is provided with breach window 33.In addition, as another embodiment, breach window 33 also utilizes poroid wiring sealing sometimes, uses after cutting off sewing eyelet, can prevent that the foreign matter accident from sneaking into.In addition, as shown in figure 11, because the mode with the cracking-off angle is formed slopely decline sheet 27 on a bight of upper end, ejiction opening 23 is outstanding to this place, therefore can extract residual liquid especially effectively out.
Figure 12 shown ejiction opening 23 has been installed in main points in the mounting hole 37, and in ejiction opening 23, the outstanding top ring-type pawl 41 and the bottom annular rim 43 that being provided with around the clamping mounting hole 37 is bonded on the upper surface of bottom annular rim 43 film of inner bag 2.In addition, top ring-type pawl 41 is because its upper surface has adopted the shape of dodging of circular arc, therefore if from being pushed down into mounting hole 37, then by crack 39,39 ... disposable expansion mounting hole 37 makes top ring-type pawl 41 be projected into mounting hole 37 tops thus, and can not be hooked on its peritreme with descending.
Supplemental instruction
For outer container 1, except common watt rib cardboard (single face, two-sided, a plurality of two-sided, three layers of watts of rib cardboards etc.), can also use thin plate (paper, plastics, foamed plastic, timber), plastic made tile rib cardboard, hardboard paper etc.
For inner bag 2, film, dual film, the four sides that can use plastic sheeting, lamination flat (aluminium, craft paper etc.), tubular, overlapping two barrel-contoured films, co-extruded to go out seals dual film, paper+PE, paper+starch PE, regenerate film, the flat yarn etc. of 4 films.
At inner bag 2 is under the situation of box-like, also a side of box-like can be folded and be bonded on the adjacent surface in the outer container.In addition, as a part of sealing of the end face of box-like, the sealing of wire, semicircle shape can be set on the end face of short transverse also.
For the engaging of inner bag 2 and outer container 1, except line engages, some joint, line and the some compound engagement etc., also can adopt whole joint except that the bight.
Industrial applicibility
The present invention replaces a pipeful of tank, can effectively be used for the storage container of adhesive, coating or ink, in addition, also is applicable to the antirust, moistureproof and fresh-keeping of content.
Claims (1)
1. Foldable vessel that constitutes by outer container and inner bag, it is characterized in that: it comprises the soft inner bag that film on outer container that assembles with cubic and at least one relative two faces that are bonded on its main body inner peripheral surface etc. is made, inner bag is a tube-shape bag, at least the sealing that has the sealing tube in the lower end, on the body inner surface of outer container, inner bag is bonded at least on the end of two ends up and down, so that sealing length direction be in of outer container to the angular direction on, and both ends in bottom or up and down with sealing one side, with an above-mentioned diagonal corner regions to the angular direction quadrature on do not engage inner bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100549813A CN101028880B (en) | 2006-02-27 | 2006-02-27 | Foldable container consisting of outer box and inner bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100549813A CN101028880B (en) | 2006-02-27 | 2006-02-27 | Foldable container consisting of outer box and inner bag |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101028880A CN101028880A (en) | 2007-09-05 |
| CN101028880B true CN101028880B (en) | 2010-09-29 |
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ID=38714468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006100549813A Expired - Fee Related CN101028880B (en) | 2006-02-27 | 2006-02-27 | Foldable container consisting of outer box and inner bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101028880B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103922012A (en) * | 2014-04-18 | 2014-07-16 | 青岛朗夫包装有限公司 | Foldable liquid transport tank |
| CN112429411A (en) * | 2019-10-22 | 2021-03-02 | 周东海 | Detachable folding armor bag package |
| CN114728729B (en) * | 2019-11-26 | 2024-03-26 | 大仓工业株式会社 | Inner bag for cylindrical container and composite container using the same |
-
2006
- 2006-02-27 CN CN2006100549813A patent/CN101028880B/en not_active Expired - Fee Related
Non-Patent Citations (1)
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| 同上. |
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| Publication number | Publication date |
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| CN101028880A (en) | 2007-09-05 |
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Granted publication date: 20100929 Termination date: 20170227 |
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| CF01 | Termination of patent right due to non-payment of annual fee |