CN100534869C

CN100534869C - Collapsible container

Info

Publication number: CN100534869C
Application number: CNB2004100446377A
Authority: CN
Inventors: 山内寿敏
Original assignee: SANKO CO Ltd
Current assignee: SANKO CO Ltd; Sanko Corp
Priority date: 2004-02-04
Filing date: 2004-05-19
Publication date: 2009-09-02
Anticipated expiration: 2024-05-19
Also published as: JP4208733B2; JP2005219761A; CN1651315A

Abstract

The folding container includes: the bottom 1; longer sidewalls 2 hinged with longitudinal banks 1a of the bottom; and shorter sidewalls 3 similarly hinged with latitudinal banks 1b of the bottom, has an insertion rod s5 formed on an inclination preventive member S provided on the longer sidewall and through holes 1a2 and 2f1 bored respectively on the bottom and the longer sidewall corresponding to the insertion rod. The container is structured to have the insertion rod of the inclination preventive member inserted into the through holes when the folding container is set up into a box shape. A fitting projection s11 which is fitted into a fitting recess 2t of an elastic plate 2n formed on the longer sidewall is formed at the lowermost position of the inclination preventive member. Thus, the inclination preventive member is prevented from moving up owing to vibration or the like during the transportation or handling of the folding container, and the insertion rod of the inclination preventive member is prevented from coming out of the through holes bored on the bottom and the longer sidewall.

Description

Foldable container

Technical field

The present invention relates to a kind of sidewall that surrounds the bottomland configuration and can coincide with the folding Foldable container of bottomland.

Background technology

The applicant proposes a kind of like this Foldable container in following application, this Foldable container will have toppling over of insertion rod moving up and down portion and suppress the long sidewall that member is configured to the Foldable container of assembling boxlike-forming, insertion rod portion is inserted into the open-work that is formed at bottom and long sidewall, thereby when applying load from the outside, long sidewall does not fall down or is out of shape.

(patent documentation 1) patent application 2003-202231 number

The disclosed insertion rod portion of toppling over the inhibition member is risen by skews such as the vibrations in the course of conveying neutralisation treatment of Foldable container in the above-mentioned application that proposes earlier, has the problem of deviating from from the open-work that is formed at bottom and long sidewall.

In addition, in order to prevent that to suppress member mobile simply from being formed at toppling over of state that the bottom and the open-work of long sidewall discharge, maybe when the time with the Foldable container assembling boxlike-forming of folded state, or when the Foldable container of assembling boxlike-forming folded, must keep toppling over hand and suppress member to prevent that toppling over the inhibition member moves mutually privately with operator's the meaning, therefore, the problem that has the operation difference of the assembling operation of Foldable container or folding operation.

In addition, when the long sidewall at the Foldable container of assembling boxlike-forming inwards applies load and makes long sidewall distortion from the outside, topple over and suppress member and leave, exist and topple over the toppling over of long sidewall that suppresses member and prevent the problem that function suffers damage with bending from long sidewall.

Summary of the invention

The objective of the invention is to solve the problem that the above-mentioned Foldable container that application arranged earlier has.

The present invention to achieve these goals, Foldable container is by the bottom, be connected in the long sidewall of the relative long side dyke (native hand) of bottom with hinge, and be connected in the short sidewall formation of dyke of the relative short brink of bottom with hinge, by from being assembled into box-type state, short sidewall is fallen down to bottom direction, long sidewall is fallen down towards bottom direction, thereby can described Foldable container is folding, wherein: the 1st, being formed with toppling over of insertion rod portion suppresses member and can be equipped on described long sidewall up or down, and, be equipped with respectively at the horizontal part of the long side dyke of the lower end of long sidewall horizontal ribs and bottom and insert described open-work of toppling over the described insertion rod portion that suppresses to form on the member, be formed on the described described insertion rod portion that suppresses on the member of toppling over, in the open-work of described horizontal part of toppling over the long side dyke that suppresses to insert respectively when member is in upper/lower positions the lower end horizontal ribs that is located in described long sidewall and bottom, and, described topple over to suppress to be formed on the member to topple over suppress the cooperation protuberance that can cooperate with the cooperating recesses of the elasticity board that is formed at long sidewall when member is in upper/lower positions, the 2nd, above-mentioned topple over suppress member and form the assistant spring board, this assistant spring board has the groove that can cooperate the mate-assist salient that is convexly set in long sidewall in the uppermost position in fig-ure of toppling over the inhibition member, the 3rd, above-mentioned topple over to suppress to be formed on the member topple over the engage ribs that suppresses can be inserted into when member is in upper/lower positions the coupling recess that is formed at long sidewall.

Owing to toppling over inhibition member formation cooperation protuberance, suppress the upper/lower positions of protuberance at this, this cooperation protuberance can be coupled to the cooperating recesses of the elasticity board that is formed at long sidewall, so, can prevent that the skew that suppresses member of toppling over that the vibration etc. in the Foldable container course of conveying neutralisation treatment process causes from rising, therefore, can prevent to topple over the insertion rod portion that suppresses member deviates from from the open-work that is arranged in bottom and long sidewall.

Form the assistant spring board owing to topple over the inhibition member at this, this assistant spring board has and can topple over the groove that the uppermost position in fig-ure that suppresses member cooperates the mate-assist protuberance that is convexly set in long sidewall at this, so, can prevent that to suppress member mobile simply from being formed at toppling over of state that the bottom and the open-work of long sidewall discharge, simultaneously, when with the Foldable container assembling boxlike-forming of folded state, or when the Foldable container of assembling boxlike-forming folded, do not need to keep toppling over the inhibition member to prevent that toppling over the inhibition member moves with hand, so, the operation that can improve the assembling operation or the folding operation of Foldable container.

Owing to suppress member and form and to topple over the engage ribs that the upper/lower positions that suppresses member is inserted into the coupling recess that is formed at long sidewall at this toppling over, so, when long sidewall is out of shape, topple over the inhibition member and follow moving of long sidewall, therefore, can prevent to topple over the inhibition member and prevent that from the bending of toppling over that long sidewall left, toppled over the long sidewall that suppresses member function from suffering damage.

Description of drawings

Fig. 1 is the transparent view of the state of Foldable container assembling boxlike-forming of the present invention.

Fig. 2 is in the assembling of the Foldable container of the present invention way or the transparent view in the folding way.

Fig. 3 is the transparent view of the folded state of Foldable container of the present invention.

Fig. 4 is the long sidewall of Foldable container of the present invention and the local enlarged perspective of bottom.

Fig. 5 is the transparent view of toppling over the inhibition member that is disposed at the long sidewall of Foldable container of the present invention.

Fig. 6 is the back perspective view of toppling over the inhibition member that is disposed at the long sidewall of Foldable container of the present invention.

Fig. 7 has disposed the long sidewall of the Foldable container of the present invention of toppling over the state that suppresses member and the local amplification front view of bottom.

Fig. 8 is long sidewall and the cross-sectional side view vertical with plate-like portion long sidewall the bottom that has disposed the Foldable container of the present invention of toppling over the state that suppresses member.

Fig. 9 has disposed with same the toppling over of Fig. 7 to suppress the long sidewall of Foldable container of the present invention of state of member and the local amplification front view of bottom.

Figure 10 has disposed with same the toppling over of Fig. 8 to suppress the long sidewall of Foldable container of the present invention of state of member and the cross-sectional side view of bottom.

Figure 11 is another local enlarged perspective of the long sidewall of Foldable container of the present invention.

Figure 12 has disposed the long sidewall of the Foldable container of the present invention of toppling over the state that suppresses member and another local amplification front view of bottom.

Figure 13 has disposed with same the toppling over of Fig. 8 to suppress the long sidewall of Foldable container of the present invention of state of member and the cross-sectional side view of bottom.

Figure 14 be disposed at another embodiment of the present invention Foldable container long sidewall topple over the transparent view that suppresses member.

Figure 15 be disposed at another embodiment of the present invention Foldable container long sidewall topple over the back perspective view that suppresses member.

Figure 16 be disposed at another embodiment of the present invention Foldable container long sidewall topple over the front elevation that suppresses member.

Figure 17 is disposed at the long sidewall of Foldable container of another embodiment of the present invention and the local enlarged perspective of bottom.

Figure 18 is another local enlarged perspective of long sidewall of the Foldable container of another embodiment of the present invention.

Figure 19 has disposed the long sidewall of Foldable container of the another embodiment of the present invention of toppling over the state that suppresses member and the local amplification front view of bottom.

Figure 20 is long sidewall and the cross-sectional side view vertical with plate-like portion long sidewall the bottom that has disposed the Foldable container of the another embodiment of the present invention of toppling over the state that suppresses member.

Figure 21 has disposed the long sidewall of Foldable container of the another embodiment of the present invention of toppling over the state that suppresses member and the local amplification front view of bottom.

Figure 22 is another local enlarged perspective of Figure 21.

Figure 23 has disposed long sidewall and the bottom and the cross-sectional side view long sidewall of Foldable container of the present invention that suppresses the state of member with same the toppling over of Figure 20.

Figure 24 has disposed long sidewall and the bottom and the cross-sectional side view long sidewall of Foldable container of the present invention that suppresses the state of member with same the toppling over of Figure 20.

The specific embodiment

Embodiments of the invention below are described, only otherwise surmount aim of the present invention, then are not limited to present embodiment.

Foldable container of the present invention is by bottom 1, be connected in the long sidewall 2 of the long side dyke 1a of bottom 1 with hinge, reach the relative short sidewall 3 that is connected in the short brink dyke 1b lower with hinge than the height of long side dyke 1a, state from assembling boxlike-forming shown in Figure 1, earlier short sidewall 3 is overlapped under the 1 ground example of bottom, then, long sidewall 2 is overlapped coincide with short sidewall 3 ground of bottom 1 to fall down, thereby can fold Foldable container compactly as shown in Figure 3, by low clearance.In addition,, long sidewall 2 is vertically erected substantially, then, vertically erect substantially by making short sidewall 3 from state shown in Figure 3, thereby as shown in Figure 1, can be with folding Foldable container assembling boxlike-forming.

The rectangular plate-like portion 2a of the cardinal principle that long sidewall 2 has transverse extension, form vertical substantially and towards the bonding frame 2b of the longitudinal tensile strain of the internal face direction extension of long sidewall 2 in two vertical end of long sidewall 2 with plate-like portion 2a, separate the mating holes 2b1 parallel substantially (in the present embodiment, forming 2 mating holes 2b1) that predetermined space ground forms right quantity along the vertical direction at bonding frame 2b with plate-like portion 2a.

Near the both upper ends thereof bight of the plate-like portion 2a of long sidewall 2, form the slit 2c of FangZi Zhuan substantially respectively, by forming the slit 2c of FangZi Zhuan substantially, thereby make the position that surrounds by slit 2c form the joint flexure strip 2d of the single armed shape of along continuous straight runs extension.Front end in the inner face side that engages flexure strip 2d is convexly equipped with engagement lugs 2d1, and the bonding frame 2b side of engagement lugs 2d1 is formed at the parallel substantially vertical surface of face with the inner face side of bonding frame 2b.

The upper and lower side of the plate-like portion 2a of long sidewall 2 form vertical substantially with plate-like portion 2a and also extend to outside upper end horizontal ribs 2e and lower end horizontal ribs 2f, in addition, as the vertical rib 2g and the horizontal ribs 2h that the outside (during the Foldable container assembling boxlike-forming, being positioned at the face in the outside) of plate-like portion 2a are formed right quantity.

Short sidewall 3 has the rectangular plate-like portion 3a of cardinal principle of transverse extension, the upper and lower side of plate-like portion 3a form respectively vertical substantially with plate-like portion 3a and also extend to outside upper end horizontal ribs 3b and lower end horizontal ribs 3c, in addition, about plate-like portion 3a end form respectively vertical substantially with plate-like portion 3a and also extend to outside end vertical rib 3d.Form the prolongation frame 3e of longitudinal tensile strain in the outside of end vertical rib 3d, prolonging cooperation protuberance 3e1 that frame 3e forms right quantity along end vertical rib 3d (in the present embodiment, corresponding to 2 mating holes 2b1 that are formed at above-mentioned bonding frame 2b, form 2 and cooperate protuberance 3e1).Cooperate protuberance 3e1 can be inserted into the mating holes 2b1 of the bonding frame 2b that is formed at above-mentioned long sidewall 2.In addition, in the outside of plate-like portion 3a (when with the Foldable container assembling boxlike-forming, being positioned at the face in the outside), form the vertical rib 3f and the horizontal ribs 3g of right quantity.

In order from folded state shown in Figure 3 Foldable container to be assembled into box-shaped shown in Figure 1, the long sidewall 2 that makes the cardinal principle horizontality earlier vertically erects as shown in Figure 2 substantially towards the vertical direction revolution.Then, make and coincide with the short sidewall 3 that folds of 1 ground, bottom when the cardinal principle horizontality is turned back to vertical direction, the prolongation frame 3e of short sidewall 3 is approaching opposed to each other with the bonding frame 2b that is formed at long sidewall 2, in addition, when making short sidewall 3 when vertical direction is turned round, the end vertical surface pushing of the prolongation frame 3e of weak point sidewall 3 is from the engagement lugs 2d1 of the joint flexure strip 2d of the inner face protrusion of long sidewall 2, and the elasticity that engages flexure strip 2d towards the lateral direction resistance makes joint flexure strip 2d bending.When making short sidewall 3 when vertical direction is turned round, the cooperation protuberance 3e1 that is convexly set in the prolongation frame 3e of short sidewall 3 is inserted into the mating holes 2b1 of the bonding frame 2b that is formed at long sidewall 2.Be inserted in the process of mating holes 2b1 of the bonding frame 2b that is formed at long sidewall 2 at the cooperation protuberance 3e1 of the prolongation frame 3e that is convexly set in this weak point sidewall 3, the engagement lugs 2d1 that is formed at the joint flexure strip 2d of long sidewall 2 throws off from the end vertical surface of the prolongation frame 3e of short sidewall 3, engage flexure strip 2d and return elastically the home position, engage the engagement lugs 2d1 contact of flexure strip 2d or the prolongation frame 3e of approaching short sidewall 3 by it.Therefore, even short sidewall 3 will be towards the bottom 1 direction revolution, the prolongation frame 3e of short sidewall 3 also touches the engagement lugs 2d1 of the joint flexure strip 2d that is formed at long sidewall 2, stops towards the bottom revolution of 1 direction, be applied to short sidewall 3 from the outside with load, also can 1 direction do not fall down towards the bottom.Simultaneously, the opposing party's short sidewall 3 is turned round, with the Foldable container assembling boxlike-forming towards vertical direction from the cardinal principle horizontality.

When folding the Foldable container of assembling boxlike-forming, the direction that breaks away from towards the prolongation frame 3e from short sidewall 3 is the engagement lugs 2d1 that the lateral direction pushing is formed at the joint flexure strip 2d of long sidewall 2, revolts the joint flexure strip 2d bending that its elasticity makes long sidewall 2.The engagement lugs 2d1 of joint flexure strip 2d that is formed at long sidewall 2 makes the 1 direction revolution towards the bottom of short sidewall 3 in the moment that the prolongation frame 3e from short sidewall 3 throws off, and 1 pair of relative short sidewall 3 is overlapped bottom 1.Then, 1 pair of relative long sidewall 2 is overlapped coincide with on the relative short sidewall 3 of 1 couple on the bottom 1, thus the Foldable container of collapsible assembling boxlike-forming.

Below mainly be disposed at toppling over of long sidewall 2 and suppress member S1 according to Fig. 5 and Fig. 6 explanation.

Topple over outside (when with the Foldable container assembling boxlike-forming, being positioned at the face in the outside) 2a1 that suppresses member S1 and have the plate-like portion 2a that is configured to relative long sidewall 2, topple over and suppress the rectangular backboard s1 of portion that member S1 has the transverse extension of being formed at, the banded board s2 of upper level that extends towards horizontal direction from the top of the s1 of backboard portion, the banded board s3 of the lower horizontal of extending from s1 bottom of backboard portion towards horizontal direction, and connect the vertical board s4 that is connected in end at the banded board s2 of upper level two ends and lower horizontal band shape board s3 two ends.

Hang down below near the two ends of the banded board s3 of lower horizontal and establish the vertical substantially s5 of insertion rod portion with the banded board s3 of lower horizontal.In the present embodiment, the s5 of insertion rod portion constitutes with the banded board s5b of the vertical connection of a side's who is connected belt board s5a end as 3 belt board s5a of an example by configuration in parallel to each other.Constitute the vertical insertion rod s5 of portion by cylinders such as square column, cylinder, square tube or cylinders.

The upright opposing inclined board s6a that establishes on the banded board s2 of above-mentioned upper level, the upper end of inclination board s6a is connected by the horizontal plate part s6b parallel with the banded board s2 of upper level.In addition, the peristome of the s1 of the backboard portion side that is formed by the banded board s2 of opposing inclined board s6a, horizontal plate part s6b, upper level is sealed by the s6c of backboard portion.By the banded board s2 of opposing inclined board s6a, horizontal plate part s6b, upper level, and the s6c of backboard portion form the opening handle portion s6 of the insertable recess of finger with operator.When this opening handle portion s6 topples over inhibition member S1 in the outside 2a1 of the plate-like portion 2a of the long sidewall 2 of assembling boxlike-forming configuration, constitute towards outer openings ground.In addition, near the central portion of the banded board s2 of upper level and the banded board s3 of lower horizontal, form the opposing vertical board s7a that is connected the banded board s2 of upper level and the banded board s3 of lower horizontal, by upper level band shape board s2, lower horizontal band shape board s3, reach the peristome that opposing vertical board s7a forms and seal by preceding board s7b.In addition, vertically connect board s4 and extend by making the s1 of backboard portion cross the end, thereby form vertical slip protuberance s8 towards the outside.

As shown in Figure 4, separate predetermined space ground at the central portion of the outside 2a1 of the plate-like portion 2a of long sidewall 2 and form the 1 couple of vertically-guided rib 2i that connects upper end horizontal ribs 2e and lower end horizontal ribs 2f.In addition, be convexly equipped with vertical restriction rail 2j respectively, between restriction rail 2j and plate-like portion 2a, form to insert and constitute above-mentioned gap of toppling over the slip protuberance s8 of inhibition member S1 at the relative face of vertically-guided rib 2i.

Wear 1 couple of open-work 2f1 that can insert above-mentioned 1 couple of s5 of insertion rod portion at the lower end horizontal ribs 2f that is positioned between the opposing vertical guiding rib 2i that is formed on long sidewall 2, in addition, when with the Foldable container assembling boxlike-forming, the horizontal part 1a1 of the long side dyke 1a of the bottom 1 under above-mentioned 1 couple of open-work 2f1 wears 1 couple of open-work 1a2 that can insert above-mentioned 1 couple of s5 of insertion rod portion.Near the stringer of symbol 2k for the horizontal ribs 2f of the lower end of long sidewall 2, vertically-guided rib 2i being formed with building bridge as required, in the occasion that forms stringer 2k, wear open-work 2k1 at stringer 2k, this open-work 2k1 is in directly over the open-work 2f1 that is arranged in lower end horizontal ribs 2f, and the s5 of insertion rod portion can be inserted.Being arranged in the open-work 2f1 of the lower end horizontal ribs 2f of long sidewall 2, the open-work 1a2 of horizontal part 1a1 that is arranged in bottom 1 long side dyke 1a and the open-work 2f1 that is arranged in the stringer 2k that forms as required as one man constitutes when the upper end horizontal ribs 2e of long sidewall 2 watches.

Suppress member S1 for toppling over, to topple over the gap between the outside 2a1 of vertical constraints rail 2j that the slip protuberance s8 that suppresses member S1 is inserted into the opposed faces that is convexly set in opposing vertical guiding rib 2i (being formed at long sidewall 2) and plate-like portion 2a, thereby in that be formed at can be towards upper and lower to disposing movably between the opposing vertical guiding rib 2i of long sidewall 2.

When with the Foldable container assembling boxlike-forming, as Fig. 9 and as shown in Figure 10, to topple over open-work 2f1 that the 1 couple of s5 of insertion rod portion that suppresses member S1 is inserted into the lower end horizontal ribs 2f that is arranged in long sidewall 2, be arranged in the open-work 2k1 of stringer 2k and be arranged in the open-work 1a2 of horizontal part 1a1 of the long side dyke 1a of bottom 1, simultaneously, half degree of the s5 of insertion rod portion or be positioned at 1 long side dyke 1a ground, bottom more than it and constitute.In the present embodiment, relatively vertically vertical section form constitutes like this,, topples over the long side dyke 1a that the s5 of insertion rod portion that suppresses member S1 is positioned at bottom 1 that is, and this long side dyke 1a constitutes the word of falling U shape substantially by horizontal part 1a1, inwall 1a3, outer wall 1a4.

As described above, when with the Foldable container assembling boxlike-forming, make to topple over and suppress member S1 and move towards the below, as Fig. 9 and as shown in Figure 10, make to topple over and suppress member S1 and move to upper/lower positions, thereby will topple over the open-work 1a2 ground formation of horizontal part 1a1 that the s5 of insertion rod portion that suppresses member S1 will be inserted into the open-work 2f1 of the lower end horizontal ribs 2f that is arranged in long sidewall 2 and will be arranged in the long side dyke 1a of bottom 1.Like this, be inserted into the open-work 2f1 of the lower end horizontal ribs 2f that is arranged in long sidewall 2 and the open-work 1a2 of the horizontal part 1a1 of the long side dyke 1a that is arranged in bottom 1 by toppling over the s5 of insertion rod portion that suppresses member S1, thereby at the long sidewall 2 of the Foldable container of assembling boxlike-forming when inwards direction applies load from the outside, can suppress that long sidewall 2 is inwards toppled over or bending.

When the folding operation of the Foldable container of assembling boxlike-forming, make as described above earlier 1 pair of relative short sidewall 3 coincide with bottom 1 ground fall down.After this, hand is put into the recess of opening handle portion s6, with hand be contacted with topple over the horizontal plate part s6b that suppresses member S1 below, make to topple over and suppress member S1 and move towards the top, such as shown in Figure 7 and Figure 8, make to topple over and suppress member S1 and move to uppermost position in fig-ure up, will topple over the s5 of insertion rod portion that suppresses member S1 and discharge from the open-work 2f1 of the lower end horizontal ribs 2f that is arranged in long sidewall 2 and the open-work 1a2 of horizontal part 1a1 that is arranged in the long side dyke 1a of bottom 1.Under this state, by make long sidewall 2 towards the bottom 1 direction fall down, thereby can fold being folded into box-type Foldable container.The s5 of insertion rod portion that topples over inhibition member S1 keeps being inserted into the state of the open-work 2k1 that is arranged in stringer 2k.Like this, topple over the s5 of insertion rod portion that suppresses member S1 when the open-work 2f1 of the lower end horizontal ribs 2f that is arranged in long sidewall 2 and the open-work 1a2 of horizontal part 1a1 that is arranged in the long side dyke 1a of bottom 1 discharge, the s5 of insertion rod portion keeps being inserted into the state of the open-work 2k1 that is arranged in stringer 2k often, so, can limit moving of the horizontal contact of toppling over the s5 of insertion rod portion that suppresses member S1 etc., so, suppress member S1 towards the below when mobile when making to topple over, can positively the s5 of insertion rod portion be inserted into the open-work 2f1 of the lower end horizontal ribs 2f that is arranged in long sidewall 2 and be arranged in the open-work 1a2 of horizontal part 1a1 of the long side dyke 1a of bottom 1.

In addition, when with the Foldable container assembling boxlike-forming, make the short sidewall 3 of state vertically to erect substantially, then, after making the long sidewall 2 of state vertically to erect substantially, hand is extend into the recess of toppling over the opening handle portion s6 that suppresses member S1, hand is contacted with above the banded board s2 of upper level, make to topple over and suppress member S1 and move to the below, will topple over the open-work 1a2 of horizontal part 1a1 that the s5 of insertion rod portion that suppresses member S1 is inserted into the open-work 2f1 of the lower end horizontal ribs 2f that is arranged in long sidewall 2 and is arranged in the long side dyke 1a of bottom 1.Like this, the Foldable container of as shown in Figure 3 folded state is assembled into as shown in Figure 1 box-shaped.

In the above-described embodiments, be illustrated in to topple over and suppress the in other words example of 2 s5 of insertion rod portion of 1 pair of member S1 configuration, but also configurable more than 3.In this occasion, certainly, wear open-work 1a2 and open-work 2f1 more than 3 respectively corresponding to disposing the s5 of insertion rod portion more than 3 at the lower end horizontal ribs 2f of the horizontal part 1a1 of the long side dyke 1a of bottom 1 and long sidewall 2.

Particularly surpass the occasion that 1 meter (m) etc. grows (wide) at the transverse width of long sidewall 2, form a plurality of insertion rod s5 of portion at the inhibition member S1 that topples over that is disposed at relative long sidewall 2, simultaneously, horizontal part 1a1 corresponding to a plurality of insertion rod s5 of portion long side dyke 1a of 1 in the bottom wears a plurality of open-work 1a2, wear a plurality of open-work 2f1 at the lower end of long sidewall 2 horizontal ribs 2f, a plurality of insertion rod s5 of portion are inserted into above-mentioned a plurality of open-work 1a2,2f1, thus apply from the outside at any position of the long sidewall 2 of the Foldable container of assembling boxlike-forming that load can suppress all that long sidewall 2 is inwards toppled over or crooked.

As described above, with the Foldable container assembling boxlike-forming time, make to topple over and suppress member S1 and move towards the below, to topple over the open-work 2f1 that the s5 of insertion rod portion that suppresses member S1 is inserted into the lower end horizontal ribs 2f that is arranged in long sidewall 2, as required at the open-work 1a2 of the open-work 2k1 that is arranged in stringer 2k with the horizontal part 1a1 of the long side dyke 1a that is arranged in bottom 1, suppress member S1 and be offset rising up but in the Foldable container that proposes by above-mentioned previous application, make to topple over, exist the s5 of insertion rod portion from the open-work 2f1 of the lower end horizontal ribs 2f that is arranged in long sidewall 2 be arranged in the problem that the open-work 1a2 of horizontal part 1a1 of the long side dyke 1a of bottom 1 deviates from by the vibration in the course of conveying neutralisation treatment of Foldable container etc.

Below mainly according to Fig. 4, Figure 11, and Figure 12 explanation prevent to topple over skew that the s5 of insertion rod portion that suppresses member S1 deviates from from the open-work 1a2 that is arranged in bottom 1 and the open-work 2f1 that is arranged in long sidewall 2 and rise and prevent structure.

Symbol 2m is the cardinal principle U word shape slit that is formed at the plate-like portion 2a central portion top of long sidewall 2, and slit 2m constitutes with the 2m2 of horizontal slot portion that forms by separating the 2m1 of vertical slot portion that predetermined space forms with being connected vertical slot portion 2m1 bottom.By forming the slit 2m of such cardinal principle U word shape, be roughly square elasticity board 2n thereby form front shape at plate-like portion 2a.

Near the bottom of the elasticity board 2n of the plate-like portion 2a that is formed at long sidewall 2, form be parallel to its following 2n1 ground along the whole width of elasticity board 2n extend and with the vertical cross-section flank 2p of elasticity board 2n cardinal principle.In addition, on cross-section flank 2p and the two ends in the bight that forms of the front of elasticity board 2n (when with the Foldable container assembling boxlike-forming, being positioned at the face in the outside) 2n2 form leg-of-mutton guiding flank 2q substantially, the front 2n2 that (is positioned at the face in the outside during with the Foldable container assembling boxlike-forming) in the front of guiding flank 2q from the front end 2p1 of cross-section flank 2p towards elasticity board 2n reduces the bevelled of the formation to heavens spigot surface 2q1 that calculates from the front 2n2 of elasticity board 2n gradually.

Below above-mentioned cross-section flank 2p, separate following 2n1 ground that predetermined space arrives elasticity board 2n substantially from the perpendicular end surface of elasticity board 2n and hang down and establish vertical flank 2r, the lower end of opposing vertical flank 2r is connected perpendicular to the connection flank 2s of elasticity board 2n substantially by the following 2n1 along elasticity board 2n.In addition, in the part that the front 2n2 by the elasticity board 2n below the cross-section flank 2p that is formed at elasticity board 2n, vertical flank 2r, the leg-of-mutton guiding flank 2q of cardinal principle surrounds, in other words, two bights of elasticity board 2n lower end form 1 couple of cooperating recesses 2t.Symbol 2u for as required from the central portion of cross-section flank 2p perpendicular to cross-section flank 2p extend to long sidewall 2 upper end horizontal ribs 2e be formed at the vertical additional ribs of the plate-like portion 2a of long sidewall 2, by forming so vertical additional ribs 2u, thereby can adjust the elasticity of the 2n of elastic plate portion.

On the other hand, mainly such as shown in Figure 5 and Figure 6, topple over the s6c of backboard portion that suppresses member S1 form by the s9a of horizontal slot portion and from the two ends of the s9a of horizontal slot portion towards below the slit s9 of the shape of the word of falling U substantially that constitutes of the s9b of vertical slot portion that vertically extends substantially.By forming the slit s9 of such shape of the word of falling U substantially, thereby form main elasticity board s10 at the s6c of backboard portion.Main elasticity board s10 have with the s6c of backboard portion substantially same level bottom plate-like portion s10a and be connected in bottom plate-like portion s10a and the relative bottom plate-like portion s10a operating portion s10b of board s7b direction protrusion forward.In addition, near the back side of the s6c of backboard portion being positioned at the s9b of vertical slot portion that is formed at the slit s9 of the word of falling U shape substantially (when toppling over face relative with the plate-like portion 2a of long sidewall 2 when suppressing member S1 and being disposed at long sidewall 2) s6c ' is convexly equipped with cooperation protuberance s11.

Below, the interoperation of the cooperation protuberance s11 that is convexly set in the above-mentioned back side s6c ' that topples over the s6c of backboard portion that suppresses member S1 and the cooperating recesses 2t of the elasticity board 2n that is formed at long sidewall 2 is described.

As shown in Figure 7 and Figure 8, as the Foldable container assembling boxlike-forming, and make to topple over and suppress member S1 and move towards the below from toppling over the state of open-work 1a2 of horizontal part 1a1 that the 1 couple of s5 of insertion rod portion that suppresses member S1 is not inserted into the open-work 2f1 of the lower end horizontal ribs 2f that is arranged in long sidewall 2 and is arranged in the long side dyke 1a of bottom 1, then move in the way down at it, be formed at and topple over the spigot surface 2q1 that the cooperation protuberance s11 that suppresses member S1 translates into the leg-of-mutton guiding flank of the cardinal principle 2q of the elasticity board 2n that is formed at long sidewall 2, more to the cooperation protuberance s11 of the spigot surface 2q1 of the flank 2q that leads at the elasticity board 2n that makes the plate-like portion 2a that is formed at long sidewall 2 when the internal direction of the Foldable container of assembling boxlike-forming is carried out elastic deformation, cross the cross-section flank 2p of the elasticity board 2n that is formed at long sidewall 2, in the moment that cooperates after protuberance s11 crosses cross-section flank 2p, be coupled to the cooperating recesses 2t of the elasticity board 2n that is formed at long sidewall 2.Like this, be formed at and topple over the cooperation protuberance s11 that suppresses member S1 the moment at the cooperating recesses 2t that is coupled to the elasticity board 2n that is formed at long sidewall 2, topple over the 1 couple of s5 of insertion rod portion that suppresses member S1 and be inserted into the open-work 2f1 of the lower end horizontal ribs 2f that is arranged in long sidewall 2 and the open-work 1a2 of the horizontal part 1a1 of the long side dyke 1a that is arranged in bottom 1, simultaneously, be positioned at half degree of the s5 of insertion rod portion or be positioned at bottom 1 long side dyke 1a more than this.

As described above, topple over the terminal stage of 1 couple of s5 of insertion rod portion of inhibition member S1 at open-work 2f1 with the open-work 1a2 of the horizontal part 1a1 of the long side dyke 1a that is arranged in bottom 1 of the lower end horizontal ribs 2f that is arranged in long sidewall 2, be formed at and topple over the cooperating recesses 2t ground formation that the cooperation protuberance s11 that suppresses member S1 is coupled to the elasticity board 2n that is formed at long sidewall 2, so, topple over and suppress member S1 and go up when moving by skews such as the vibrations in the course of conveying neutralisation treatment process of Foldable container, be formed at and topple over the cross-section flank 2p that the cooperation protuberance s11 that suppresses member S1 touches formation cooperating recesses 2t, so, topple over inhibition member S1 and do not move on the over-deflection.Therefore, can prevent to topple over 1 couple of s5 of insertion rod portion suppressing member S1 deviates from from the open-work 2f1 of the lower end horizontal ribs 2f that is arranged in long sidewall 2 and the open-work 1a2 of horizontal part 1a1 that is arranged in the long side dyke 1a of bottom 1.

As shown in Figure 1, when the Foldable container with assembling boxlike-forming folds as shown in Figure 3, as described above, to lack sidewall 3 earlier overlaps 1 ground, bottom and falls down, then, long sidewall 2 is fallen down towards short sidewall 3 directions that coincide with bottom 1, but before this long sidewall 2 falls down, the operating portion s10b that suppresses member S1 is toppled in pushing, the elastic force of revolting main elasticity board s10 makes main elasticity board s10 towards the direction bending that is formed at the elasticity board 2n of long sidewall 2, then toppling over the operating portion s10b that suppresses member S1 touches the cross-section flank 2p of the elasticity board 2n that is formed at long sidewall 2 or connects flank 2s etc., simultaneously, the elasticity board 2n that is formed at long sidewall 2 is out of shape towards the internal direction of the Foldable container of assembling boxlike-forming, gradually as shown in Figure 13, along with the elasticity board 2n that is formed at long sidewall 2 towards the distortion of the internal direction of Foldable container, be formed at and topple over the cooperation protuberance s11 that suppresses member S1 and deviate from from the cooperating recesses 2t of the elasticity board 2n that is formed at long sidewall 2.Like this, be formed at topple over the cooperation protuberance s11 that suppresses member S1 and deviate from from the cooperating recesses 2t of the elasticity board 2n that is formed at long sidewall 2 after, make to topple over and suppress member S1 and move towards the top, such as shown in Figure 7 and Figure 8, to topple over the s5 of insertion rod portion that suppresses member S1 discharges from the open-work 2f1 of the lower end horizontal ribs 2f that is arranged in long sidewall 2 and the open-work 1a2 of horizontal part 1a1 that is arranged in the long side dyke 1a of bottom 1, after this, by make long sidewall 2 towards the bottom 1 direction fall down, thereby the Foldable container of assembling boxlike-forming is folded.

As described above, has bottom 1, be connected in the long sidewall 2 of the long side dyke 1a of bottom 1 with hinge, reach the short sidewall 3 that is connected in the short brink dyke 1b of same bottom 1 with hinge, form the insertion rod s5 of portion at the inhibition member S1 that topples over that is disposed at relative long sidewall 2 respectively, corresponding to the above-mentioned insertion rod s5 of portion, in the bottom 1 and long sidewall 2 wear open-work 1a2 respectively, 2f1, when with the Foldable container assembling boxlike-forming, the above-mentioned s5 of insertion rod portion that topples over inhibition member S1 is inserted into above-mentioned open-work 1a2,2f1, in the Foldable container that constitutes like this, by above-mentioned topple over suppress the cooperation protuberance s11 that member S1 forms the cooperating recesses 2t that is coupled to the elasticity board 2n that is formed at long sidewall 2, thereby can prevent that vibration etc. in the course of conveying neutralisation treatment of Foldable container from making to topple over suppresses member S1 and is offset rising up, therefore, can prevent to topple over the s5 of insertion rod portion of inhibition member S1 from being arranged in the open-work 1a2 of bottom 1 and long sidewall 2,2f1 deviates from.

Below, illustrate that according to Figure 14～Figure 16 the toppling over of Foldable container of another embodiment suppresses member S2.Suppress the identical component parts of member S1 with toppling over of the foregoing description and use same-sign, omit its detailed description.

In the present embodiment, be positioned near the s1 of backboard portion that topples over the opposing vertical board s7a that suppresses member S2, be arranged in the s1 of backboard portion by the slit s12 of the word of falling U shape substantially, thereby form 1 couple of assistant spring board s13, (when toppling over when suppressing member S2 and being configured to long sidewall 2 face relative) s13a formation horizontal slot 13b at the back side of assistant spring board s13 with the plate-like portion 2a of long sidewall 2.In addition, separating predetermined space ground below being positioned at the banded board s3 of the lower horizontal of toppling between the s5 of insertion rod portion that suppresses member S2 hangs down and establishes the auxiliary insertion rod s14 of portion that the 1 contrast insertion rod s5 of portion lacks.

Near the s9b of vertical slot portion of the slit s9 that the is positioned at above-mentioned cardinal principle reverse U shape s6c of backboard portion nearby forms below horizontal plate part s6b,, form at the banded board s2 of upper level and to be communicated to the back side s15 of board side window portion and towards the banded board side window s16 of portion of the s1 of backboard portion direction extension to the s15 of back side board side window portion of the lengthwise elongation of the banded board s2 of upper level.

As described above, at the s6c of backboard portion, thereby form the vertical edges of the relative s6c of backboard portion by wearing the s15 of back side board side window portion, near the front of the s6c of backboard portion the vertical edges s6d that is positioned at inclination board s6a in the vertical edges of the s6c of backboard portion (when with the Foldable container assembling boxlike-forming, be positioned at the outside face) s6c " form engage ribs s17 along vertical edges s6d, the bottom of engage ribs s17 form towards along with toward above and away from front s6c " direction bevelled dip plane s17a.

Below, the long sidewall 2 of the Foldable container of another embodiment is described according to Figure 17 and Figure 18.The component parts identical with the long sidewall 2 of the foregoing description uses same-sign, omits its detailed description.

Be convexly equipped with mate-assist protuberance 2v at the outside 2a1 that is positioned near the plate-like portion 2a the elasticity board 2n that is formed at long sidewall 2, this mate-assist protuberance 2v and the cooperating recesses 2t that is formed at two bights, elasticity board 2n lower end are arranged side by side, and can be coupled to be formed at the above-mentioned horizontal slot 13b that topples over the assistant spring board s13 that suppresses member S2.

In addition, the outside 2a1 of plate-like portion 2a between cooperating recesses 2t that is being formed on two bights, elasticity board 2n lower end and mate-assist protuberance 2v forms engagement member 2w, and this engagement member 2w joins to and is formed at the above-mentioned front s6c that topples over the s6c of backboard portion that suppresses member S2 " engage ribs s17.Engagement member 2w comprises vertical substantially base portion 2w1 and the junction surface 2w2 with plate-like portion 2a, this junction surface 2w2 is from the front end of base portion 2w1 towards mate-assist protuberance 2v direction and be in substantially parallel relationship to plate-like portion 2a ground and extend, and the shape of watching from upper end horizontal ribs 2e direction forms L word shape substantially.In addition, the outside 2a1 of the base portion 2w1 of engagement member 2w, junction surface 2w2, plate-like portion 2a forms coupling recess 2w3.

In addition, wear open-work 2k2 at the stringer 2k that is formed at long sidewall 2, this open-work 2k2 can be inserted into to hang down and is located at the above-mentioned auxiliary insertion rod s14 of portion that topples over below the banded board s3 of the lower horizontal that suppresses member S2.

Below, what the above-mentioned long sidewall 2 of toppling over the Foldable container that suppresses member S2 of configuration was described topples over inhibit feature etc.

As Figure 19 and as shown in Figure 20, topple over inhibition member S2 and be in uppermost position in fig-ure, therefore, topple over the s5 of insertion rod portion that suppresses member S2 from the open-work 2f1 of the lower end horizontal ribs 2f that is arranged in long sidewall 2 be arranged under the state that the open-work 1a2 of horizontal part 1a1 of the long side dyke 1a of bottom 1 discharges, the mate-assist protuberance 2v of outside 2a1 that is convexly set in the plate-like portion 2a of long sidewall 2 joins (embedding) and is incorporated into and is formed at the horizontal slot 13b that topples over the assistant spring board s13 that suppresses member S2.

As described above, cooperate the mate-assist protuberance 2v ground of the outside 2a1 of the plate-like portion 2a that is convexly set in long sidewall 2 to constitute being formed at the horizontal slot 13b that topples over the assistant spring board s13 that suppresses member S2, the s5 of insertion rod portion is from the open-work 2f1 of the lower end horizontal ribs 2f that is arranged in long sidewall 2 and be arranged in toppling over inhibition member S and can not moving simply of state that the open-work 1a2 of horizontal part 1a1 of the long side dyke 1a of bottom 1 discharges.

When making Figure 19 and the toppling over of uppermost position in fig-ure that be in shown in Figure 20 suppress member S2 towards the below when mobile, at first, the mate-assist protuberance 2v of outside 2a1 that is convexly set in the plate-like portion 2a of long sidewall 2 makes and is formed at the free end of toppling over the assistant spring board s13 that suppresses member S2 and produces flexural deformation towards the direction away from the plate-like portion 2a of long sidewall 2, thereby with the horizontal slot 13b discharge of mate-assist protuberance 2v from assistant spring board s13.

Then, suppress member S2 further towards the below when mobile when making to topple over, above-mentioned to topple over the embodiment that suppresses member S1 same with having disposed, in its way of moving down, be formed at and topple over the spigot surface 2q1 that the cooperation protuberance s11 that suppresses member S2 translates into the leg-of-mutton guiding flank of the cardinal principle 2q of the elasticity board 2n that is formed at long sidewall 2, the cooperation protuberance s11 that has translated into the spigot surface 2q1 of guiding flank 2q makes the internal direction generation elastic deformation of the elasticity board 2n of the plate-like portion 2a that is formed at long sidewall 2 towards the Foldable container of assembling boxlike-forming, simultaneously, cross the cross-section flank 2p of the elasticity board 2n that is formed at long sidewall 2, in the moment that cooperates protuberance s11 to cross cross-section flank 2p, the cooperating recesses 2t that is coupled to the elasticity board 2n that is formed at long sidewall 2 cooperates.Like this, be formed at and topple over the cooperation protuberance s11 that suppresses member S2 the moment at the cooperating recesses 2t that is coupled to the elasticity board 2n that is formed at long sidewall 2, topple over the s5 of insertion rod portion that suppresses member S2 and be inserted into the open-work 2f1 of the lower end horizontal ribs 2f that is arranged in long sidewall 2 and the open-work 1a2 of the horizontal part 1a1 of the long side dyke 1a that is arranged in bottom 1, simultaneously, topple over the auxiliary insertion rod s14 of portion that suppresses member S2 and be inserted into the open-work 2k2 that is arranged in stringer 2k.

As described above, the s5 of insertion rod portion that suppresses member S2 be will topple over and the open-work 2f1 of the lower end horizontal ribs 2f that is arranged in long sidewall 2 and the open-work 1a2 of the horizontal part 1a1 of the long side dyke 1a that is arranged in bottom 1 will be inserted into, simultaneously, to topple over the open-work 2k2 that the auxiliary insertion rod s14 of portion that suppresses member S2 is inserted into the stringer 2k that is arranged in long sidewall 2, like this, when inwards direction is applied to load the long sidewall 2 of Foldable container of assembling boxlike-forming from the outside, can suppress more reliably that long sidewall 2 is toppled over inwardly or crooked.

In addition, as described above, the s5 of insertion rod portion that suppresses member S2 be will topple over and the open-work 2f1 of the lower end horizontal ribs 2f that is arranged in long sidewall 2 and the open-work 1a2 of the horizontal part 1a1 of the long side dyke 1a that is arranged in bottom 1 will be inserted into, and, be inserted in the process of the open-work 2k2 that is arranged in the stringer 2k that is formed at long sidewall 2 will toppling over the auxiliary insertion rod s14 of portion that suppresses member S2, be formed at the front s6c that topples over the s6c of backboard portion that suppresses member S2 " engage ribs s17 be inserted into the base portion 2w1 of engagement member 2w of the outside 2a1 of the plate-like portion 2a that is formed at long sidewall 2; junction surface 2w2; the coupling recess 2w3 that the outside 2a1 of plate-like portion 2a forms.

Toppling over the upper/lower positions that suppresses member S2, be inserted into base portion 2w1 with being formed at the engage ribs s17 that topples over the s6c of backboard portion that suppresses member S2 by the engagement member 2w of the plate-like portion 2a that is formed at long sidewall 2, junction surface 2w2, and the coupling recess 2w3 of the outside 2a1 of the plate-like portion 2a of long sidewall 2 formation, engage ribs s17 contact or near the junction surface 2w2 of engagement member 2w, so, even inwards direction applies load to the long sidewall 2 of the Foldable container of assembling boxlike-forming from the outside, long sidewall 2 is inwards toppled over or is crooked, also can make to topple over and suppress member S2 and follow the tracks of the such distortion of long sidewall 2, can prevent to topple over inhibition member S2 and leave from the plate-like portion 2a of long sidewall 2.Therefore, can not damage the toppling over of long sidewall 2 of toppling over inhibition member S2 and prevent function with bending.In addition, bottom at engage ribs s17 forms dip plane s17a, so, suppress member S2 towards the below when mobile when toppling over, the dip plane s17a of engage ribs s17 is guided by the junction surface 2w2 of engagement member 2w earlier, therefore, can be really and will be formed at the engage ribs s17 that topples over the s6c of backboard portion that suppresses member S2 reliably and be inserted into by base portion 2w1, the junction surface 2w2 of the engagement member 2w of the plate-like portion 2a that is formed at long sidewall 2, and the coupling recess 2w3 that forms of the outside 2a1 of the plate-like portion 2a of long sidewall 2.

In addition, when the Foldable container to assembling boxlike-forming folds, same with the foregoing description, the operating portion s10b that suppresses member S2 is toppled in pushing, the elastic force of revolting main elasticity board s10 makes main elasticity board s10 towards the elasticity board 2n direction bending that is formed at long sidewall 2, to topple over the operating portion s10b that suppresses member S2 touches the cross-section flank 2p of the elasticity board 2n that is formed at long sidewall 2 or connects flank 2s etc., simultaneously, the elasticity board 2n that is formed at long sidewall 2 is out of shape towards the internal direction of the Foldable container of assembling boxlike-forming, such as shown in figure 24, along with the elasticity board 2n that is formed at long sidewall 2 towards the distortion of the internal direction of Foldable container, be formed at and topple over the cooperation protuberance s11 that suppresses member S1 and throw off from the cooperating recesses 2t of the elasticity board 2n that is formed at long sidewall 2.Be formed at topple over the cooperation protuberance s11 that suppresses member S2 and throw off from the cooperating recesses 2t of the elasticity board 2n that is formed at long sidewall 2 like this after, make to topple over and suppress member S2 and move towards the top, as Figure 19 and as shown in Figure 20, to topple over the s5 of insertion rod portion that suppresses member S2 discharges from the open-work 2f1 of the lower end horizontal ribs 2f that is arranged in long sidewall 2 and the open-work 1a2 of horizontal part 1a1 that is arranged in the long side dyke 1a of bottom 1, simultaneously, make and topple over the auxiliary insertion rod s14 of portion that suppresses member S2 and discharge from the open-work 2k2 of the stringer 2k that is formed at long sidewall 2, after this, by make long sidewall 2 towards the bottom 1 direction fall down, thereby the Foldable container of assembling boxlike-forming is folded.

Corresponding to the open-work 2k2 that wears the stringer 2k that is formed at long sidewall 2, horizontal part 1a1 and above-mentioned open-work 2f1, open-work 1a2 at the long side dyke 1a of the lower end of long sidewall 2 horizontal ribs 2f and bottom 1 similarly wear open-work, simultaneously, to topple over the auxiliary insertion rod s14 of portion that suppresses member S and form the length identical substantially, will topple over the open-work of horizontal part 1a1 that the auxiliary insertion rod s14 of portion that suppresses member S and the s5 of insertion rod portion similarly are inserted into the long side dyke 1a of the lower end horizontal ribs 2f that is arranged in long sidewall 2 and bottom 1 with the s5 of insertion rod portion.By such formation,, when inwards direction applies load from the outside, can suppress more positively that long sidewall 2 is inwards toppled over or bending when the long sidewall 2 of the Foldable container of assembling boxlike-forming.

In addition, cooperation protuberance 2x is convexly equipped with the outside 2a1 of the plate-like portion 2a of the long sidewall 2 that is positioned at above-mentioned mate-assist protuberance 2v below, this cooperation protuberance 2x is coupled to and is formed at the horizontal slot 13b that topples over the assistant spring board s13 that suppresses member S2 and topples over the upper/lower positions that suppresses member S at this toppling over the upper/lower positions that suppresses member S, the s5 of insertion rod portion is inserted into the open-work 2f1 of the lower end horizontal ribs 2f that is arranged in long sidewall 2 and the open-work 1a2 of the horizontal part 1a1 of the long side dyke 1a that is arranged in bottom 1, and the auxiliary s14 of insertion rod portion is inserted into the open-work 2k2 that is arranged in the stringer 2k that is formed at long sidewall 2.

As described above, toppling over the upper/lower positions that suppresses member S, by will be formed at such cooperation protuberance 2x that the horizontal slot 13b that topples over the assistant spring board s13 that suppresses member S2 cooperates and be convexly set in the outside 2a1 of the plate-like portion 2a of long sidewall 2, thereby toppling in the skew that suppresses member S2 of can preventing more positively that vibration etc. in the output procedure neutralisation treatment process of Foldable container from causing moved.

Claims

1. Foldable container, described Foldable container is by the bottom, be connected in the long sidewall of the relative long side dyke of bottom with hinge, and be connected in the short sidewall formation of dyke of the relative short brink of bottom with hinge, by from being assembled into box-type state, short sidewall is fallen down to bottom direction, long sidewall is fallen down towards bottom direction, thereby can described Foldable container is folding, it is characterized in that, being formed with toppling over of insertion rod portion suppresses member and can be equipped on described long sidewall up or down, and, be equipped with respectively at the horizontal part of the long side dyke of the lower end of long sidewall horizontal ribs and bottom and insert described open-work of toppling over the described insertion rod portion that suppresses to form on the member, be formed on the described described insertion rod portion that suppresses on the member of toppling over, in the open-work of described horizontal part of toppling over the long side dyke that suppresses to insert respectively when member is in upper/lower positions the lower end horizontal ribs that is located in described long sidewall and bottom, and, described topple over to suppress to be formed on the member to topple over suppress the cooperation protuberance that can cooperate with the cooperating recesses of the elasticity board that is formed at long sidewall when member is in upper/lower positions.

2. Foldable container according to claim 1 is characterized in that: above-mentioned topple over suppress member and form the assistant spring board, this assistant spring board has toppling over the uppermost position in fig-ure that suppresses member can cooperate the groove of the mate-assist salient that is convexly set in long sidewall.

3. Foldable container according to claim 1 and 2 is characterized in that: above-mentioned topple over to suppress to be formed on the member topple over the engage ribs that suppresses can be inserted into when member is in upper/lower positions the coupling recess that is formed at long sidewall.