JP3127781U - Cardboard tray with partition - Google Patents

Abstract

[PROBLEMS] As a cardboard tray with a partition, it is extremely easy to change from a folded form to a used form, and anyone can assemble a tray efficiently and in a short time without any learning. Even if it receives etc., it is hard to collapse.
Left and right side plates 3 and 3 are connected to a bottom plate 1, and front and rear side plates 2A and 2B and a horizontal partition plate 4 are connected to the bottom plate 1 at a lower end portion. In the folded state, the left and right side plates 3 and 3 are laid down outward, and the front and rear side plates 2A and 2B and the partition plates 4 and 5 are laid down in the front and rear direction. In the assembled state, the locking pieces 3a at the upper parts of the left and right side plates 3 and 3 which are arranged in a cross shape by insertion in the notches 4a and 4b and are raised are engaged with the inner edge side of the upper plate portion 61 of the handle frame 6. The slits 33 are projected upward and located on the bottom side and located immediately below the locking pieces 3a, and the locking pieces 3a of the lower tray are fitted into the slit holes 33 of the upper tray during stacking.
[Selection] Figure 1

Description

The present invention relates to a cardboard tray with a partition which is mainly used for transportation and storage of fruits and vegetables, store display, and the like.

In general, small fruits and vegetables such as fruits such as strawberries and grapes, vegetables such as tomatoes and peppers, and potatoes such as shiitake mushrooms and shimeji mushrooms are sold in pack units in a rectangular transparent plastic case. Often.

  In addition, cardboard trays with inner partitions that are partitioned into a cross shape are widely used for transporting these packed products, and they are carried in a state where one pack is packed in each of the four storage chambers, and the shape is left as it is. It is also used for storage and store display.

Conventionally, as this kind of corrugated cardboard tray with a partition, a flat 1 punched into a required shape
It is known that the sheet is supplied in the form of a sheet and is assembled three-dimensionally on the user side (Patent Document 1). However, in such a corrugated cardboard tray, in order to assemble from a flat sheet, a complicated operation through many steps is required, and it takes a lot of time and effort and the assembly efficiency is poor.
There was a problem that it was difficult to master complicated assembly methods at farmers and dealers as users.

Therefore, in recent years, a corrugated cardboard tray with a partition that can be folded flatly in a semi-assembled state has also been proposed (Patent Document 2). In the semi-assembled state of the corrugated cardboard tray, the bottom wall is formed by connecting the tip portions of a pair of bottom plates connected from both side edges of a pair of opposed upper frame plates via side walls, and the tip edge of one bottom plate The whole is folded flat by lying down the partition wall and both side walls extending from the wall. In use, the partition wall and both side walls are erected from the folded form, the inner end plate and the outer end plate connected to the inner end edge of the upper frame plate are folded, the folded portion is folded downward, A vertical end wall is formed by inserting the notch in the folded portion into the notch of the partition wall, and the lock piece of this end wall is engaged with the lock hole of the bottom wall, and a separate partition plate is attached to the partition wall. It is designed to be assembled in a cross shape by fitting the notches.

In addition, in order to make it easy to carry such a cardboard tray with a partition, what provided the top plate as the handle part is provided.
Japanese Utility Model Publication No. 57-154624 Japanese Utility Model Publication No. 11-171165

  In the case where the handle portion is provided to make the tray easy to carry, the handle portion is only a portion of the thickness of one cardboard, so that the strength is somewhat weak.

  In addition, the above-mentioned corrugated cardboard tray with a partition that can be folded flatly in the semi-assembled state is relatively easy to assemble from the folded form to the used form, but is finally divided into a cross shape in a cross shape. Since one of the two is in a semi-assembled state and becomes a separate partition plate from the tray body, there is a concern that this partition plate may dissipate and interfere with assembly, and at the stage where the assembly method is not fully understood, the inner edge of the upper frame plate The difficulty of forming the end wall from the inner and outer end plates connected to the edge is confusing, and when packs are stored while transported or stored, they are prone to collapse due to vibration, etc. was there.

  In view of the above situation, this device is very easy to operate as a corrugated cardboard tray with a partition, so it is easy to assemble a tray in a short time without any skill. Another object of the present invention is to provide a corrugated cardboard tray with a partition that is hard to collapse even when subjected to vibration or the like in a stacked state and has a sturdy handle.

  In order to achieve the above object, a cardboard tray with a partition according to claim 1 of the present invention is a cardboard tray with a partition having a plurality of storage chambers and provided with handle frames at both left and right ends. The handle frame is connected to the upper plate portion, the folded portion that is folded back on the back surface thereof, and the folded portion that is inserted between the upper plate portion and the folded portion connected to the upper portion of the side plate positioned below the handle frame. A horizontal partition plate that partitions the inside of the tray into at least two storage chambers, and in the assembled state, superimposes the support flap on the lower surface of the handle frame upper plate portion, The folding flap is folded back to the lower side of the support flap, and the locking piece provided on the folding flap is configured to be inserted and fixed in the locking groove on the left and right side plate side, and the upper plate portion, At least in the tray Horizontal partition is continuously provided for partitioning the One accommodation chamber.

  The invention of claim 2 is a corrugated cardboard tray with an intermediate partition according to claim 1, wherein a front and rear side plate and a horizontal partition plate extending in the left-right direction are connected between upper plate portions of the left and right handle frames. A vertical partition plate is continuously connected via a cutting line, and left and right side plates are continuously connected to the bottom plate, and front and rear side plates and a horizontal partition plate are connected to the bottom plate at the lower end, and in a folded state, the left and right side plates are in contact with the bottom plate. Firstly, the front and rear side plates and the two partition plates connected in series fall down to the front and rear, and in the assembled state, the separated vertical partition plate is inserted into the horizontal partition plate into a cruciform shape by insertion at the notch. A locking piece provided at the upper part of the left and right side plates that are raised and crossed is engaged with the inner edge side of the upper plate portion of the handle frame and protrudes upward, and is positioned directly below the locking piece on the bottom side. It has a slit hole and the stacking piece of the lower tray is stacked on the upper tray when stacking. It is configured to fit into the slit hole.

  The invention of claim 3 is the corrugated cardboard tray with a partition according to claim 1 or 2, wherein the front and rear sides of the vertical partition plate have finger insertion notches that reach a predetermined depth from the upper end. The corrugated cardboard tray with a partition according to claim 3, which has finger insertion holes at intermediate height positions on both the left and right sides.

  The invention according to claim 4 is the corrugated cardboard tray with a partition according to any one of claims 1 to 3, wherein one of the front and rear side plates and the horizontal partition plate are bonded to the bottom plate at the lower end. Corrugated cardboard tray with description.

  The corrugated cardboard tray with a partition according to the invention of claim 1 is configured such that the handle frame has a triple structure on the side of the upper plate part and has high rigidity and strength, and the support flaps of the left and right side plates are folded back with the upper plate part of the handle frame. Since it is sandwiched between the flaps and firmly held, it can be stably carried by the handle frames on both sides without fear of bottom-out, even if the weight of the contents increases.

  Further, since the horizontal partition plate is continuously provided on the upper plate portion, the horizontal partition plate can be handled integrally and convenient for assembly and storage.

  According to the invention of claim 2, when switching from the flat folded form to the three-dimensional use form, the front and rear side plates and the horizontal partition plate that have been lying down are caused to rise together with the upper plate portion of the handle frame. It is only necessary to cause the side plate to enter the inside of the handle frame and to insert the vertical partition plate separated from the horizontal partition plate into the horizontal partition plate at the cut portion. Thus, since the left and right side plates before assembly are lying outwardly flush with the bottom plate, it can be understood that even a novice beginner should cause a side plate. Therefore, anyone can assemble the tray efficiently in a short time without learning, and in the folded configuration, the vertical partition plate is connected to the horizontal partition plate via a cutting line, so there is no separate separate member. There is no problem in assembly due to the dissipated members.

In addition, in this corrugated cardboard tray, when a plurality of products are stacked for transport and storage in a state where packed products are stored, the locking pieces protruding upward from the left and right side plates of the lower tray are provided with slit holes at the bottom of the upper tray. By inserting into the upper and lower trays, the upper and lower trays are engaged with each other and stacked without misalignment, so that high stability of the stacked state is obtained, and even when subjected to vibration or the like, the load collapses less easily.

  According to the invention of claim 3, in the above-mentioned corrugated cardboard tray with a partition, by using the notch portion for finger insertion of the vertical partition plate and the finger insertion holes of the front and rear side plates, the packed products etc. stored in the respective storage chambers are laterally Since it can be lifted with a finger, it is easy to take out the packed product.

  According to the invention of claim 4, since it is a configuration in which one of the front and rear side plates and the horizontal partition plate are bonded to the bottom plate, the assembly structure in the folded form becomes very simple, and the folded form can be easily manufactured. In addition, a high reliability of the switching operation between the folded form and the used form can be obtained.

A cardboard tray with a partition according to an embodiment of the present invention will be specifically described below with reference to the drawings.

As shown in FIG. 1, the cardboard tray with a partition T has a longitudinal direction as left and right,
The inside of the tray composed of the bottom plate 1, the front and rear side plates 2A and 2B, and the left and right side plates 3 and 3 is divided into four storage chambers 10 by a horizontal partition plate 4 and a vertical partition plate 5 arranged in a cross shape. At the same time, a handle frame 6 is formed in which the left and right end portions are downwardly open U-shaped with the upper plate portion 61 in the form of a strip plate and the end portions 2a and 2a of the front and rear side plates 2A and 2B.

Thus, the cardboard tray T with the inner partition is three-dimensionally assembled from the folded form F in the semi-assembled state shown in FIG. 3 using the single punched cardboard sheet S shown in the developed state in FIG. 2 as a raw material. ing.

The punched corrugated cardboard sheet S shown in FIG. 2 has upper plate portions 61, 6 constituting left and right handle frames 6, 6.
The front and rear side plates 2A and 2B are connected between the front and rear ends of 1 through a fold line a ..., and a quadrant connection piece 61a projecting from the central portion on the inner edge side of the upper plate portions 61 and 61. , 61a, broken line b ...
A horizontal partition plate 4 is continuously provided via the, and a vertical partition plate 5 is further provided continuously to the horizontal partition plate 4 via a cutting line p. In addition, the lower edge side of the front side plate 2A is continuous to the rectangular bottom plate 1 via the folding line c,
Left and right side plates 3 and 3 are connected to both the left and right sides of the bottom plate 1 via a broken line d.

And on the inner edge side of the upper plate portion 61 of each handle frame 6, shallow concave locking portions 61 b and 61 b are provided on both sides of the connection piece 61 a, and a double edge is provided on the outer edge side of the upper plate portion 61. Folding flaps 62 are connected to each other via a folding line e, and lock pieces 62a and 62a are projected from both ends on the outer edge side of the folding flap 62, and are semicircular at the center on the outer edge side. Finger notch 62b
Is formed. Moreover, in the center part of the longitudinal direction (left-right direction) of the horizontal partition plate 4 and the vertical partition plate 5,
Cut portions 4a and 5a that face each other are formed, a glue margin piece 41 is continuously provided on the lower edge side of the horizontal partition plate 4 via a fold line f, and the left and right sides of the vertical partition plate 5 are open to the upper edge side. Character-shaped finger insertion notches 51 and 51 are formed. Furthermore, circular finger insertion holes 21 and 21 are formed on both the left and right sides of the front and rear side plates 2A and 2B.

On the other hand, a strip-like support flap 31 is connected to each upper edge side of the left and right side plates 3 and 3 via a fold line g, and the support flap 31 side continuously from the side plate 3 side at the connecting boundary portion. A pair of front and rear locking pieces 3a, 3a and a pair of front and rear locking grooves 32, 32 that cut from the front and rear side ends along the folding line g toward the center side are formed. The left and right side plates 3 and 3 and the bottom plate 1
A pair of front and rear slit holes 33, 33 corresponding to the locking pieces 3a, 3a are formed in the boundary portion. Further, a paste margin piece 11 is continuously provided on the rear edge side of the bottom plate 1 via a folding line h.

In order to assemble the punched corrugated sheet S into the folded form F shown in FIG. 3, the adhesive strip 11 of the bottom plate 1 is bonded to the inner surface side lower portion of the rear side plate 2 </ b> B, and the horizontal partition plate 4 is attached to the inner surface central portion of the bottom plate 1 It is only necessary to bond the glue piece 41. That is, by adhesion of the glue margin piece 11,
A flat rectangular tube is formed between the bottom plate 1 and the front and rear side plates 2A, 2B and the upper plate portions 61, 61 of the handle frames 6, 6, and the inside of the rectangular tube is widened by bonding of the adhesive margin piece 41. Since the shape is partitioned by the horizontal partition 4 at the center in the direction, the front and rear side plates 2A and 2B and the horizontal partition 4 are integrated in the front and rear direction (in FIG. 3), the flat folded form F shown in FIG.

By adopting such a folding form F, the cardboard tray T with a partition can be transported and stored in a non-bulky form, and it is efficient in a short time without the need for proficiency on the part of the user who handles packed products. Can be assembled into usage form. Moreover, in this folding form F, since the vertical partition plate 5 is connected to the horizontal partition plate 4 in a flush state, and all the constituent parts in the use form are integrated, there is a problem in assembly due to the dissipation of independent separate members. It never happens. Since this folding form F can be configured by simply bonding two places from the punched corrugated cardboard sheet S, it is easy to manufacture and structurally very simple, so that it can be converted into a usage form. High reliability can be obtained.

Next, an assembling operation for switching from the folding form F to the use form will be described. First, the front and rear side plates 2A and 2B and the horizontal partition plate 4 that have been lying down in the folding form F are attached to both handle frames 6, 6
The upper plate portions 61 and 61 are raised together and vertically erected as shown in FIG. Thereby, the vertical partition plate 5 also stands upright integrally with the horizontal partition plate 4. Subsequently, the left and right side plates 3 and 3 that have fallen outwards are caused to enter the inside of the handle frame 6 while the support flaps 31 are bent outward, and the locking pieces 3a and 3a are the upper plates of the handle frame 6. Push to the position where it goes out to the inner edge side of the part 61.

Then, when the folding flap 62 of each handle frame 6 is folded downward and folded inward, the lock pieces 62a, 62a at both ends thereof are fitted into the lock grooves 32, 32 on the upper edge sides of the left and right side plates 3, 3, respectively. The state shown in FIG. At this stage, each locking piece 3a of the left and right side plates 3 and 3 protrudes upward in a state of being engaged with the locking portion 61b on the inner edge side of the upper plate portion 61 of the handle frame 6, and each locking piece 3a on the bottom side. A slit hole 33 is arranged directly below the piece 3a.

Next, the vertical partition plate 5 is cut off from the horizontal partition plate 4, and the cut portions 5a of the vertical partition plate 5 are inserted into the cut portions 5a of the horizontal partition plate 4 as shown in FIG. 1 is completed by cross-arranging 5 in a cross shape.

In this assembly, since the left and right side plates 3 and 3 in the folding form F lie down on the outside flush with the bottom plate 1, the front and rear side plates 2A and 2B and the horizontal partition plate 4 can be attached even to a complete beginner. At the stage of the occurrence, it can be seen that the left and right side plates 3 and 3 are the next parts to be caused to form the side surfaces. Further, by pushing the left and right side plates 3, 3 into the inside of the handle frame 6, the support flap 31 is provided.
Are automatically bent outward, and each locking piece 3a comes out to the inner edge side of the upper plate portion 61 and automatically engages with the locking portion 61b. Further, the folding flap 62 of the handle frame 6 is also on the lower side. Each lock piece 62a is automatically fitted and fixed in the lock groove 32 on each upper edge side of the left and right side plates 3 simply by folding back.
Therefore, the assembly procedure is very simple, there is no difficulty in learning it, and anyone can assemble a tray efficiently in a short time.

Thus, the corrugated cardboard tray T with the intermediate partition assembled into the usage form is packed in each storage chamber 10 partitioned by the two partition plates 4 and 5, for example, a fruit and vegetable pack or the like as shown by a virtual line in the sectional view of FIG. The product 7 is accommodated and used for transportation, transportation, storage, store display, etc. Accordingly, the depth of each finger insertion notch 51 of the vertical partition plate 5 and the position of each finger insertion hole 21 of the front and rear side plates 2A, 2B are extended over the periphery of the packed product 7 stored in the housing portion 10 as shown in the figure. It is set so as to be slightly below the portion 7a.

The cardboard tray T with a partition containing the packed products 7 is transported by grasping the upper plate 61 side of the left and right handle frames 6 and 6 with both hands. The upper plate 61 side is the upper plate. A triple structure in which the support flaps 31 of the left and right side plates 3 are sandwiched between the portion 61 and the folding flap 62 to provide high rigidity and high strength, and the left and right side plates 3 are firmly attached to the handle frame 6 via the support flaps 31. Therefore, even if the weight of the packed product 7 is increased, it can be stably carried without fear of breakage of the handle frame 6 or bottom out.

Further, when stacking a plurality of cardboard trays T containing the packed products 7 for transportation and storage, the locking pieces 3a protruding upward from the left and right side plates 3, 3 of the lower tray are connected to the upper tray. By fitting into the slit hole 32 at the bottom, the upper and lower trays are engaged with each other and stacked without misalignment, so that high stability of the stacked state is obtained, and even when subjected to vibrations or the like, the load is not easily collapsed. .

Furthermore, when it is difficult to obtain a clue when taking out the packed product 7 stored in each accommodating portion 10, a finger is inserted from the finger insertion notch 51 of the vertical partition plate 5 or the finger insertion holes 21 of the front and rear side plates 2A and 2B. By lifting the peripheral projecting portion 7a of the packed product 7 from the side, the packed product 7 can be easily taken out.

  8 to 10 show a second embodiment of a cardboard tray with a partition according to the present invention. The cardboard tray with a partition according to this embodiment is substantially a cardboard tray with a partition according to the first embodiment. The length direction is halved and has two storage chambers.

  Therefore, since the structure of the important part of the device is the same as that of the cardboard tray with a partition according to the first embodiment, detailed description thereof is omitted. Also, the same reference numerals are used for substantially the same portions in the drawings.

  If only the big difference is explained briefly, the middle partition plate 4 is only one which is connected to the upper plate portions 61 and 61 on both sides, and 51 is provided at the center. A notch recess 71 is provided at the upper end of 2A and 2B.

  The cardboard tray with a partition in the second embodiment, like the cardboard tray with a partition in the first embodiment, has a very simple assembly procedure, and there is no difficulty in learning it. The tray can be assembled well.

  Further, since the handle frame has a triple structure and has high rigidity and high strength, and the left and right side plates 3 are firmly held by the handle frame 6 via the support flaps 31, the weight of the pack product 7 is increased. The handle frame 6 can be stably carried without fear of breakage or bottom-out.

Further, when it is difficult to obtain a clue when taking out the packed product 7 stored in each storage unit 10, a finger is inserted from the finger insertion notch 51 of the horizontal partition plate 5, and the peripheral protruding portion 7 a of the packed product 7 is moved to the side. By picking up from the direction, the pack product 7 can be easily taken out.

  The corrugated cardboard tray with a partition according to the present invention has a detailed structure such as an engagement structure of the left and right side plates 3 and 3 with respect to both handle frames 6, an outer shape and dimensions of each component, and a lock structure of the folding flap 62 in each handle frame 6. Various design changes can be made in addition to the embodiment.

It is a perspective view of the corrugated cardboard tray with a partition based on one Embodiment of this device. It is a top view of the punching cardboard sheet | seat which is a raw material of the cardboard tray. It is a perspective view which shows the folding form of the corrugated cardboard tray. It is a perspective view which shows the assembly initial stage from the folding form to a use form. It is a perspective view which shows the same assembly intermediate stage. It is a perspective view which shows the same assembly last stage. It is a vertical front view in the usage form of the corrugated cardboard tray. It is a perspective view of the corrugated cardboard tray with a partition based on 2nd Embodiment of this invention. It is a top view of the punching cardboard sheet | seat which is a raw material of the cardboard tray. It is a vertical front view in the usage form of the corrugated cardboard tray.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 .... Bottom plate 10 ... Accommodating part 2A ... Front side plate 2B ... Rear side plate 21 ... Finger insertion hole 3 .... Left and right side plate 3a ... Locking part 31 ... Support flap 33 ... Slit hole 4 ··· Horizontal partition plate 4a · Cut portion 5 · · · Vertical partition plate 5a · Cut portion 51 · Notch portion for finger insertion 6 ··· Handle frame 61 ... Upper plate part 61b ... Locking part 62 ... Flap for folding 7 ... Pack product 7a ... Periphery overhanging part F ... Folding form S ... Punching Corrugated cardboard sheet T ... Corrugated cardboard tray with partition ah ... Folded line p ... Cut line

Claims (4)

A cardboard tray with a partition having a plurality of storage chambers, and a handle frame is provided at both left and right ends,
The handle frame is connected to an upper plate portion, a folded portion that is folded back on the back surface thereof, and an upper portion of a side plate that is positioned below the handle frame and is inserted between the upper plate portion and the folded portion. In the assembled state, the support flap is superposed on the lower surface of the upper part of the handle frame, the folding flap is folded back to the lower side of the support flap, and the locking pieces provided on the folding flap are connected to the left and right side plates. It is configured to be inserted and fixed in the locking groove on the side,
A cardboard tray with a partition, wherein a horizontal partition plate for partitioning the inside of the tray into at least two storage chambers is connected to the upper plate portion. A front and rear side plate and a horizontal partition plate extending in the left and right direction are connected between the upper plate portions of the left and right handle frames. A vertical partition plate is connected to the horizontal partition plate through a cutting line, and the left and right side plates are connected to the bottom plate. And the front and rear side plates and the horizontal partition plate are connected to the bottom plate at the lower end,
In the folded state, the left and right side plates lie on the outside flush with the bottom plate, and the front and rear side plates and the two partition plates connected together fall on the front and back sides,
In the assembled state, the separated vertical partition plate is cross-placed in a cross shape by insertion at the notch to the horizontal partition plate, and the locking piece provided on the upright left and right side plates is above the handle frame. Engages with the inner edge side of the plate portion and protrudes upward, and has a slit hole located directly below the locking piece on the bottom side, and the stacking piece of the lower tray is used as the slit hole of the upper tray when stacking. The corrugated cardboard tray with a partition according to claim 1 configured to be fitted. 3. A partition with a partition according to claim 2, which has notch portions for finger insertion reaching a predetermined depth from the upper end on both front and rear sides of the vertical partition plate, and has finger insertion holes at intermediate height positions on both the left and right sides of the front and rear side plate. Cardboard tray.   4. A cardboard tray with a partition according to claim 1, wherein one of the front and rear side plates and the horizontal partition plate are bonded to the bottom plate at the lower end.

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