JPH0754103Y2 - Folding storage container - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a folding storage container used for transportation, and more specifically, it provides a sufficient stacking load in a folded state, and a click operation at the time of folding and standing rotation of a side plate. The present invention relates to a technique for maintaining the standing state of the side plate in a stable manner with accompanying feeling of moderation.

[0002]

2. Description of the Related Art As a storage container used for carrying various objects such as industrial parts, there are provided various folding storage containers which can be stored in a small size when not in use. For example, as shown in FIG. 17, short pillar pieces 21 are erected at the four corners of the bottom plate 1, and a pair of facing side boards A, A among the side boards A, B on the four sides of the bottom board 1 are attached to the pillar pieces 21 at both ends thereof. The protrusions 34 are rotatably pivoted through the pins 23 and formed on both ends of the side plate A from a position avoiding the height of the column piece 21 to the upper end of the side plate A, and are mounted on the upper surface of the column piece 21. In the folding container in which the mounting surface 35 is formed and the mounted surface 36 is formed on the lower surface of the protruding portion 34, and the side plate A is rotated, when the side plate A is rotated upright,
The mounted surface 36 of the side plate A is mounted on the mounting surface 35 of the column piece 21.

[0003]

However, in such a structure, the pillar pieces 21 are vertically stacked in the folded state to avoid applying a load to the folded side plates A and B. It is a thing. When the side plate A rotates, the mounting surface 35 or the mounted surface 36
A rounded surface is formed on one side of the side plate A so that the side plate A can be easily rotated only inward. In addition, although the side plate A is thus easily rotated and has a tendency to rotate inward as described above, the side plate A in the standing state also tends to rotate in the falling direction, and the side plate A is stabilized. In addition, there is a problem that it is difficult to hold in an upright state and it is difficult to assemble even in an upright state.

The present invention has been made in view of the above-mentioned points, and it is possible to easily rotate the side plate and perform folding rotation and standing rotation with a click feeling when the side plate rotates, with a click feeling. In particular, it is an object of the present invention to provide a foldable storage container capable of stably holding a side plate when standing and rotating.

[0005]

In the folding storage container according to the present invention, short pillar pieces 21 are provided upright at four corners of the bottom plate 1,
Of the four side plates A and B of the bottom plate 1, a pair of opposing side plates A and A are rotatably pivotally attached to the column pieces 21 at both ends thereof via shaft pins 23, and the column pieces 21 are provided at both ends of the side plate A.
Protrusion 34 from a position avoiding the height of the side plate to the upper end of the side plate A
Is formed, and the mounting surface 35 is formed on the upper surface of the pillar piece 21,
A loading container is formed on the lower surface of the projecting portion, and the folding container is a folding container in which the side plate A is erected and rotated to mount and support the mounting surface on the mounting surface. Mounting surface 3
6 is formed with a rounded surface 24a for folding and rotating the side plate A only inwardly, and is provided with a protrusion 37 for displaying a click operation when the side plate A is folded and raised. Formed on the surface 35, and the projection 3 is formed on the mounting surface 36.
It is characterized in that an elastic receiving portion 38 that is elastically displaced by being pressed by 7 is formed.

[0006]

In the rounded surface 24a formed on the mounting surface 35 of the column piece 21 or the mounted surface 36 on the side plate A side, the side plate A is easily rotated with respect to the column piece 21 to assemble the folding storage container. And easy to disassemble. Mounting surface 35
The projection 37 and the elastic receiving portion 38 of the mounting surface 36 cause a click operation when the side plate A is rotated. While forming the rounded surface 24a for assisting the turning, the turning is performed with a feeling of moderation. Moreover, the upright state of the side plate A is maintained stably by the projection 37 and the elastic receiving portion 38, and the assembling property is improved.

[0007]

EXAMPLES The present invention will be described in detail below with reference to examples. An end plate 20 is erected on an edge of a short side of the bottom plate 1 formed in a rectangular shape, and column pieces 21 are erected on four corners of the bottom plate 1 at the upper end of the end plate 20. Further, the short side plate 2 as the side plate A is formed in a rectangular shape by extending the pivot support piece 22 at the lower end as shown in FIG. 13, and as shown in FIG. 12, both ends of the pivot support piece 22 are pivot pins. By pivotally supporting the column piece 21 at 23,
A short side plate 2 is attached to each edge of the bottom plate 1 on the short side. The inner half of the lower end surface of the pivot piece 22 is shown in FIG.
As shown in (d), the rounded surface 24a is formed so that the short side plate 2 does not fall outward but rotates only inward. Locking projections 25 and 26 are provided at upper and lower half portions of both end portions of the inner surface of the short side plate 2, and the upper locking projection portion 2 is provided.
5, a locking projection 25a is provided on the outer side surface, and a locking projection 26a is provided on the inner surface of the lower locking projection 26. Further, at both end portions of the inner surface of the short side plate 2, engaging holes 8 are formed in the upper and lower substantially middle steps of the upper end portion so as to open only to the inner surface side.

The long side plate 5 as the side plate B is formed by the lower side plate 3 shown in FIG. 14 and the upper side plate 4 shown in FIG. 15, and has hinge holes provided on the outer surface side of the upper end of the lower side plate 3. 27
a and a hinge (hinge) 28 is fitted into a hinge hole 27b provided on the outer surface side of the lower end of the upper plate, so that the upper plate is folded outward and rotatably pivotally attached to the upper end of the lower plate 3 so as to pivot. 5 is formed. As shown in FIG. 11, the long side plate 5 is attached to each of the long side edges of the bottom plate 1 by pivotally supporting both ends of the lower end of the lower plate 3 to the end plates 20 with the shaft pins 29. As shown in FIG. 14 (d), the rounded surface 24 is formed on the inner half of the lower end surface of the lower plate 3 so that the lower plate 3 does not fall outward but rotates only inward.
b is formed.

As shown in FIG.
As shown in (a) and (d), the locking recess 30 is formed in a recessed step shape, and the locking recess 30 has a locking recess hole 30a at the bottom. Also, as shown in FIG. 15 (a) at both end portions of the inner surface of the lower plate 4.
As shown in (d), the locking recess 31 is formed in a recessed step shape,
An engaging recess hole 31a is provided in the bottom of the engaging recess 31.
The slide holes 6 are provided at the upper end portions of both ends of the lower plate 3 as shown in FIG.
(B) and (d) are provided. The slide hole 6 is formed so as to open on the side end surface of the lower plate 3 and on the upper surface of the lower plate 3, and guide grooves 6a are formed on both inner side surfaces of the slide hole 6 in the longitudinal direction of the lower plate 3. They are provided in parallel. Further, slide holes 7 are provided at both upper ends of the upper plate 4 as shown in FIGS. 15 (b) and 15 (d). The slide hole 7 is formed so as to open on the side end surface of the upper plate 4 and a part thereof opens on the upper surface of the upper plate 4 as the operation hole 32. The guide grooves 7a are formed on both inner side surfaces of the slide hole 7. Are provided parallel to the longitudinal direction of the lower plate 3. Further, as shown in FIGS. 15 (a) and 15 (d), fitting projections 12 are provided at both ends of the lower end surface of the upper plate 4 so as to project downward at positions corresponding to the slide holes 6 of the lower plate 3. is there.

As shown in FIGS. 9 and 10, the locking device 10 has slide pieces 33 projecting like flanges on the upper side surfaces of both sides and an operating portion 11 projecting on the upper surface thereof, and has a cross-shaped cross section. It is formed as a horizontally long body. The operation portion 11 is formed with a fitting concave portion 13 which also serves as a finger hanging concave portion and which is opened on the upper surface. Locking tool 10 formed in this way
The slide pieces 33 are slidably fitted into the guide grooves 6a and 7a in the slide holes 6 and 7, respectively, so as to be inserted and attached.

In the folding storage container formed by assembling the bottom plate 1, the pair of short side plates 2, and the pair of long side plates 5 including the lower side plate 3 and the upper side plate 4 as described above, the hinge 28 is used to lower the lower side plate. The upper plate 4 is placed so as to overlap the outer surface of the side plate 3.
Is rotated to fold the long side plate 5 and the hinge pin 29
By turning the lower side plate 3 inwardly, the long side plate 5 is folded on the bottom plate 1 as shown in FIG. 4, and the other long side plate 5 is also folded on the bottom plate 1 in the same manner. Then, by rotating each short side plate 2 inward by the shaft pin 23 and folding the short side plate 2 on the long side plate 5, the folding storage container can be folded in a low volume as shown in FIG. It can be stored in a low volume because it is folded into a box.

Next, in assembling the folding storage container, first, the pair of short side plates 2 are pivoted upward so as to stand upright. Next, while rotating the upper side plate 4 of the long side plate 5 upward, the lower side plate 3 is rotated upward so that the upper side plate 4 is passed between the upper and lower engaging projections 25 and 26 provided on the short side plate 2. Then, the lower plate 3 is rotated so as to stand upright. In this way, when the lower side plate 3 is erected, the locking recesses 30 provided on the lower side plate 3 are inserted and locked into the locking projections 26 provided on the short side plate 2, and the locking projections 26a and the locking recessed holes 30a. It is designed to mesh with. Further, when the upper plate 4 is rotated so as to overlap the outer surface of the lower plate 3 in the state where the lower plate 3 is erected in this way, as shown in FIG. 5, a slide hole 6 is formed in the upper end face of the lower plate 3.
The opening on the upper surface of is exposed. Then, in this state, from the opening of the upper surface of the slide hole 6 to the fitting concave portion 1 of the operation portion 11.
3 is operated by sliding the lock tool 10 by hooking a finger on it, and the tip of the lock tool 10 is projected from the opening at the side end of the slide hole 6 to the short side plate 2 as shown in FIGS. By inserting and engaging the engaging hole 8 provided, the lock 1
Both sides of the lower side plate 3 can be connected to the short side plate 2 by 0.

Next, the upper plate 4 is rotated upward so that the upper plate 4 is erected at the upper end of the lower plate 3. In this way, when the upper side plate 4 is erected, the locking recesses 31 provided on the upper side plate 4 are inserted and locked into the locking projections 25 provided on the short side plate 2, and the locking projections 25a and the locking recessed holes 31a. It is designed to mesh with. Further, when the upper side plate 4 is erected in this way, as shown in FIG. 7, the lock tool 10 provided in the slide hole 6 of the lower side plate 3 is provided.
The fitting projection 1 provided on the lower end surface of the upper plate 4 in the fitting recess 13 of
2 fits in, the fitting of the fitting recess 13 and the fitting projection 12 can prevent the locking tool 10 from moving, and the locking tool 10 can be inserted into and engaged with the engaging hole 8. It is possible to keep the condition. Moreover, when the upper side plate 4 is erected in this way, the upper surface of the lower side plate 3 is covered with the upper side plate 4, preventing external force from acting on the operating portion 11 of the lock tool 10, and also in this respect. Ingredient 1
It is possible to prevent 0 from being moved. After erecting the upper side plate 4 and extending the long side plate 5 in this way, a finger is hooked from the operation hole 32 on the upper surface of the slide hole 7 of the upper side plate 4 to the fitting concave portion 13 of the operation portion 11 to lock. 8 is slide-operated, and as shown in FIGS. 8A and 8B, the tip of the lock tool 10 is projected from the opening at the side end of the slide hole 7 and inserted into the engagement hole 9 provided in the short side plate 2. By engaging, the both ends of the upper side plate 4 can be connected to the short side plate 2 by the locking tool 10.

As described above, the pair of long side plates 5 are extended between the short side plates 2 on both sides, and both side ends thereof are connected to the short side plates 2 so that they are folded and stored as shown in FIGS. 1 and 2. A container can be assembled, and various items can be stored and used for transportation and the like. Further, in the folding storage container thus assembled, the short side plate 2 and the long side plate 5 are coupled by sliding the locking tool 10 and inserting and engaging the locking holes 8 and 9. In addition, unlike the case where the claws and the claw holes are elastically coupled to each other, there is no fear that the coupling will be easily released by an external force, and the assembling strength of the folding storage container can be increased. The folding storage container thus assembled can be folded in the reverse order of the above.

Further, in the folding storage container assembled as shown in FIGS. 1 and 2, the lock 10 provided on the upper side plate 4 of the long side plate 5 is slid inward of the slide hole 7 so that the lock hole 10 is inserted through the engagement hole 9. By removing the upper side plate 4 from the short side plate 2 by pulling it out and rotating the upper side plate 4 so as to overlap with the outer surface side of the lower side plate 3, approximately half of the upper portion of the long side plate 5 is rotated as shown in FIG. Can be opened. Therefore, the article can be taken in and out with the upper half of the long side plate 5 opened in this manner and the upper part of the folding storage container is opened widely.

FIG. 16 (a) shows a partially exploded perspective view of the side plate A pivotally attached to the column piece 21.
Protrusions 34 are formed at both ends of the side plate A from a position avoiding the height of the column piece 21 to the upper end of the side plate A. A mounting surface 35 is formed on the upper surface of the column piece 21. A mounting surface 36 is formed on the lower surface of the protrusion 34. Either one of the mounting surface 35 of the column piece 21 and the mounted surface 36 on the side plate A side, in the embodiment, the rounded surface 24a for folding and rotating the side plate A only on the mounted surface 36 side. Are formed. Then, a rib-shaped projection 37 is formed on the mounting surface 35 for displaying a click operation when the side plate A is folded and raised. A projection 37 is provided on the mounting surface 36.
An elastic receiving portion 38 that is elastically displaced by being pressed by is formed. The elastic receiving portion 38 is provided on the lower surface piece 34 of the protruding portion 34.
The through hole 40 is formed in the vicinity of a, and the lower surface piece 34a is configured to be elastically displaceable.

Therefore, the rounded surface 24a formed on the mounting surface 35 of the column piece 21 or the mounted surface 36 on the side plate A side.
In the above, the side plate A is easily rotated with respect to the column piece 21, so that the folding storage container can be easily assembled and disassembled. Then, the protrusion 37 of the mounting surface 35
The elastic receiving portion 38 of the mounting surface 36 causes the click operation to appear when the side plate A is rotated. In this manner, the rotation with a sense of moderation is performed while forming the rounded surface 24a for assisting the rotation. Moreover, the upright state of the side plate A is maintained stably by the projection 37 and the elastic receiving portion 38, and the assemblability is improved.

The shapes and shapes of the projection 37 and the elastic receiving portion 38 that cause the click operation to appear can be changed in various ways.
Further, the design of folding the side plates A and B can be changed in various ways.

[0019]

As described above, according to the present invention, a rounded surface is formed on either one of the mounting surface of the pillar piece and the mounted surface on the side plate A side so that the side plate can be folded and rotated only inward. Since a protrusion for displaying a click operation in folding and standing rotation of the side plate is formed on the mounting surface, and an elastic receiving portion that is elastically displaced by being pressed by the protrusion is formed on the mounting surface. , On the rounded surface formed on the mounting surface of the support piece or the mounted surface on the side plate side, the side plate is easily rotated with respect to the support piece,
While easily assembling and disassembling the foldable storage container, the projecting part of the mounting surface and the elastic receiving part of the mounting surface cause a click action when the side plate rotates to form a rounded surface that assists the rotation. However, there is an advantage that it is possible to rotate with a sense of moderation, and moreover, the upright state of the side plate can be stably maintained by the projection and the elastic receiving portion, and the assembling property can be improved.

[Brief description of drawings]

FIG. 1 is a schematic front view of an embodiment of the present invention.

FIG. 2 is a perspective view of the same.

FIG. 3 is a perspective view of the same folding state.

FIG. 4 is a perspective view of the same long side plate in a folded state.

FIG. 5 is a perspective view of a part of the same long side plate in which the upper plate is folded.

FIG. 6 is a partially enlarged cross-sectional view of the above, wherein (a) shows a state before engagement and (b) shows a state after engagement.

FIG. 7 is an enlarged sectional view of a part of the above.

FIG. 8 is an enlarged cross-sectional view of a part of the above, wherein (a) shows a state before engagement and (b) shows a state after engagement.

FIG. 9 is a perspective view of the above lock device.

10A and 10B are views showing a lock tool of the same, in which FIG. 10A is a plan view, FIG. 10B is a front view, FIG. 10C is a bottom view, and FIG.

FIG. 11 is a front sectional view of the above.

FIG. 12 is a side sectional view of the above.

FIG. 13 is a view showing the short side plate of the above, wherein (a) shows the right half as the front and the left half as the back, (b) is a plan view, (c) is a bottom view, and (d) is (d). Right side view, (e) is a sectional view.

FIG. 14 is a diagram showing the lower plate of the same, where (a) shows the right half as the front and the left half as the back, (b) is a plan view, (c) is a bottom view, and (d) is (d). It is a right side view.

FIG. 15 is a view showing a lower plate of the same, in which (a) shows the right half as a front surface and the left half as a back surface, (b) is a plan view, (c) is a bottom view, and (d) is (d). It is a right side view.

FIG. 16 shows the pivoting action of the above-mentioned strut piece and side plate,
(A) is a partial exploded perspective view, (b) is a partial side view.

FIG. 17 is a perspective view of a conventional example.

[Explanation of symbols]

 23 shaft pin 24a rounded surface 34 projecting portion 35 mounting surface 36 mounted surface 37 projecting portion 38 elastic receiving portion

Claims (1)

[Scope of utility model registration request] 1. A pair of short side pillars are provided upright at four corners of a bottom plate, and a pair of side plates facing each other among four side plates of the bottom board are rotatably pivotally attached to the pillar pieces at both ends thereof via shaft pins to form side plates. At both ends of the column, a protrusion is formed from the position avoiding the height of the column piece to the upper end of the side plate, a mounting surface is formed on the upper surface of the column piece, and a mounting surface is formed on the lower surface of the protrusion, A folding container in which a side plate is erected and rotated to mount and support a mounting surface on the mounting surface, and the side plate is folded and rotated only inward on either one of the mounting surface and the mounting surface. The rounded surface is formed,
A protrusion for displaying a click action in folding and standing rotation of the side plate is formed on the mounting surface, and an elastic receiving portion that is elastically displaced by being pressed by the protrusion is formed on the mounting surface. Characteristic folding storage container.