JP6566448B2 - Double carton clip - Google Patents

Description

The invention of the present application is used as a lid presser that prevents the closed lid of the carton box from being opened, and used as a corner jig for folding the four lids of the carton box outward to maintain the open state. Relates to a double carton clip that can be used as a corner jig for stacking the open carton boxes without displacement .

  Various types of lid retainers for carton boxes have been disclosed in the past (for example, there is a lid retainer described in Patent Document 1 and a patent for locking the lid of a carton box folded back to the outside) There is a corner jig for cardboard boxes described in Document 2.

JP 2005-178881 A Japanese Patent Application Laid-Open No. 64-17921

However, the lid retainer described in Patent Document 1 is used only for maintaining the state in which the lid of the packaging box is closed, and the corner jig for the corrugated cardboard box described in Patent Document 2 uses the lid of the packaging box. It is used only for locking in the folded state outside.
In a manufacturing site where a carton box is used, it is routinely used to pass a carton box as a box, and it is also routinely performed to pack the carton box with the lid of the carton box folded outward. For this reason, when the lid retainer of the carton box and the lid of the carton box are folded outward, it is necessary to prepare a lid retainer and a corner jig. However, using these two tools together is uneconomical and bulky for storage and possession.
If the inventor of the present application has a jig that has a function as a lid retainer for a carton box and a corner jig that locks the carton box with the lid folded outward, the above-described problems are greatly improved. I noticed that It was also found that it would be better if the carton boxes that had been boxed could be stacked without misalignment with the lid open. There are no known documents or products that satisfy all of these requirements.

This invention makes it a solution subject to provide the double carton clip which satisfy | fills all of these. “Double” means having two carton clips.

The double carton clip according to claim 1 has the following configuration.
(1) An integrally molded product made of plastic having a first carton clip, a second carton clip, and a flexible connecting thin plate portion for connecting both carton clips in a side-by-side direction.
(2) The first carton clip and the second carton clip have a bilaterally symmetric shape centered on the connecting thin plate portion.
(3) Each of the first carton clip and the second carton clip includes an outer plate portion that holds the lid of the carton box from the outside, an upright plate portion that stands upright from one side surface of the outer plate portion, An inner plate portion bent in a right angle direction parallel to the outer plate portion from the tip portion of the upright plate portion.
(4) The space | interval which can be pinched | interposed in the state which piled up two sheets of carton paper used for the said carton box between each said outer-plate part and each said inner-plate part via the said standing board part. is there.
(5) Each of the upright plate portions is erected from a portion spaced from the inside of each of the side edge portions that are the sides of the outer plate portions that do not face each other .
(6) Each of the upright plate portions also becomes a flat and strong mounting surface for stacking carton boxes in a state where the lid is folded back to the outside.
(7) The surface which prevents the position shift of the carton box piled up by each upper surface of each said outer-plate part is located in the outer side of each said mounting surface.
(8) The connecting thin plate portion is provided between side edge portions in the facing direction of the inner plate portions.

  The double carton clip according to claim 1 is used as a lid presser that keeps the lid of the carton box closed and used as a corner jig of the carton box that holds the four lids folded outward. Then, it is possible to select the use of a carton box that has been packed as a corner jig for a carton box that is stacked without misalignment with the lid folded outward.

The double carton clip according to claim 2 has the following configuration.
(1) The configuration described in claim 1 is provided.
(2) wherein the lower portion of each end of the side not opposed to each other of the upright plate portion, further middle portion of the middle height extending in the transverse direction is provided, the middle step portion, the said skin portion When the outer lid and the inner lid of the carton box are sandwiched between the inner plate portion and the inner plate portion, the closed inner plate portion is a portion that is bitten while being compressed.

The double carton clip according to claim 2 is also used as a lid presser that keeps the outer cover of the carton box closed, and the carton box that keeps the four lids of the carton box folded outward to maintain the open state. Use as a corner jig and use as a corner jig for a carton box in which carton boxes that have been boxed are stacked without misalignment with the lid folded back outwards can be selected.
In the double carton clip according to claim 1, the outer plate and the inner plate are sandwiched between the outer lid and the inner lid of the carton box, and the folded portion of the outer lid and the side plate folded back to the outside of the carton box. And done.
However, there is a slight bulge due to the bending in the vicinity including the bent portion between the thickness of the outer lid and the inner lid overlapped and the thickness of the outer lid including the bent portion and the side plate overlapped. For this reason, the space | interval between an outer-plate part and an inner-plate part is designed by the latter thickness which considered this swelling.
On the other hand, when the distance between the outer plate portion and the inner plate portion is designed with the latter thickness, when used as the above-described lid presser, it is easy to allow space between the outer lid and the inner lid. For this reason, despite the fact that the lid is pressed using a double carton clip, the outer lid tends to be locked.
The double carton clip according to claim 2 is provided with the middle step portion at a position higher than the inner plate portion in order to prevent the occurrence of such a problem, and the outer cover portion is formed by the upper end portion and the outer plate portion of the middle step portion. And the inner lid was held in a state of being overlapped.
In this way, the outer lid and the inner lid are kept firmly closed.

According to the double carton clip according to claim 1, the function as a lid retainer of the carton box, the function as a corner jig for folding the lid of the carton box outwardly and locking it in the opened state, and the lid after finishing the packing It also has a function as a corner jig that can stack carton boxes with their positions open without any misalignment .
For this reason, it is superior in terms of storage and possession over a plurality of types of jigs divided according to these functions, and can be manufactured at a lower cost than a plurality of types of jigs .

According to the double carton clip of the second aspect, the middle step portion is provided at a position higher than the inner plate portion, and is held in a state where the outer lid and the inner lid are overlapped by the upper end portion and the outer plate portion of the middle step portion. As a result, the outer lid and the inner lid are firmly closed without floating, and the lid does not open carelessly.

  Preferred embodiments of the invention are described in detail in the following examples.

(A) (b) (c) is the perspective view which showed the usage type of the double carton clip which concerns on embodiment of this invention. (A) is the perspective view which looked at the double carton clip which concerns on embodiment of this invention from diagonally upward, (b) is the perspective view shown in the state which raised up similarly. (A) is a top view of the double carton clip which concerns on embodiment of this invention, (b) is a bottom view, (c) is the AA partial enlarged view in (b). (A) is also a front view, (b) is a rear view, (c) is a partial enlarged view of BB in (a), and (d) is a right side view of (a). (A)-(d) is the figure shown in order of the process of carrying out lid pressing of a carton box. The perspective view which showed the state further bent in the orthogonal | vertical direction from the state which raised the double carton clip which concerns on embodiment of this invention. (A) is the perspective view which showed the method of attaching the double carton clip which concerns on embodiment of this invention to the corner part of a carton box, (b) is side sectional drawing. (A) is a top view similarly, (b) is front sectional drawing which showed the stacking method of the carton box which opened the lid | cover by folding | folding outside.

[Overview]
A double carton clip 1 according to an embodiment of the present invention shown in the following drawings corresponds to either claim 1 or claim 2.
FIGS. 1A, 1B, and 1C each show a method of using the double carton clip 1 according to the embodiment of the present invention.
As shown in FIG. 1 (a), the double carton clip 1 according to the embodiment of the present invention is used as a lid presser for maintaining the closed state of the lid of the carton box 50, and as shown in FIG. 1 (b). In addition, the carton box is used as a corner jig for folding the four lids 50a, 50b, 50c, and 50d of the carton box to maintain the opened state, and as shown in FIG. The carton box 50 can be used as a corner jig for stacking the carton boxes 50 without misalignment .

As shown in FIGS. 2 (a) and 2 (b), the double carton clip 1 is connected to the first carton clip 2, the second carton clip 3, and both carton clips 2 and 3 in a side-by-side direction at a predetermined interval. It is an integrally molded product made of plastic having a flexible connecting thin plate portion 4 to be bent.
The recommended plastic is polypropylene (PP) in that the connecting thin plate portion 4 can be bent while having strength.

  The first carton clip 2 and the second carton clip 3 are symmetrical in shape, both of which are an outer plate portion 21 (31) for pressing the lid of the carton box from the outside and a piece of the outer plate portion 21 (31). An upright plate portion 23 (33) standing upright from a side surface and an inner plate portion 22 (32) bent in a right angle direction parallel to the outer plate portion from the tip portion of the upright plate portion 32 (33). Have.

  In the following, the size of the double carton clip 1 is indicated by the size of each part. In addition, the following dimensions are examples and do not limit the scope of rights of the present invention.

[Outer plate parts 21, 31]
As shown in FIGS. 2A and 2B and FIG. 3A, the outer plate portion 21 (31) has a rectangular shape with a width L of 42 mm and a front-rear width D of 25 mm. Is about 2 mm. The four corners of the outer plate portion 21 (31) are rounded so as not to damage the hand or the carton box. Most of the surface of the outer plate portion 21 (31) has a small cross section with a small size in order to attach the label paper, leaving the peripheral portion. A non-contact type RFID chip can be fixed to the back side of the label.

(Delete)

[Inner plate portions 22, 32]
As shown in FIGS. 2A and 2B and FIG. 3B, the inner plate portion 22 (32) has the same lateral width as the outer plate portion 21 (31), but the front-rear width D1 is as shown in FIG. It is 17 mm shorter by 8 mm than the front-rear width D of the outer plate portion 21 (31) shown in a). The plate thickness of the inner plate portion 22 (32) is about 2 mm which is the same as the plate thickness of the outer plate portion 21 (31).
When the double carton clip 1 is used as a lid retainer of the carton box 50 shown in FIG. 1A, the inner lids 50c and 50d of the carton box 50 are not placed on the upper surface of the inner plate portion 22 (32). The inner plate portion 22 (32) functions as a plate that supports the upright plate portion 23 (33).
When the double carton clip 1 is used as a corner jig of the carton box 50 shown in FIGS. 1B and 1B, the inner plate portion 22 (32) becomes a surface for pressing the upper part of the side plate of the carton box 50 from the inside. .
Even when the double carton clip 1 is used as a corner jig of the carton box 50 shown in FIG. 1C, the inner plate portion 22 (32) serves as a surface for pressing the upper part of the side plate of the carton box 50 from the inside.

[Standing plate portions 23, 33]
As shown in FIGS. 3A and 3B and FIGS. 4A, 4B and 4C with reference to FIGS. 2A and 2B, the upright plate portion 23 (33) is formed by the outer plate portion 21. (31) and the inner plate portion 22 (32) are connected in a parallel direction, and the height H of the upright plate portion 23 (33) is about 7 mm. The upright plate portion 23 (33) has a width L1 of about 27 mm from the inner edge portions of the inner plate portions 22 and 32 facing each other. The lower portion of the upright plate portion 23 (33) further extends in the lateral direction, and is provided with a middle step portion 24 (34) having a height H1 of 4 mm and a width of about 5.5 mm, and the middle step portion 24 (34). ) And a slope portion 25 (35) rising further in the lateral direction from the side end.
As shown in FIG. 3B, the upright plate portion 23 (33) is provided in the lateral direction at a position having the same dimension as the front-rear width D1 of the inner plate portion 22 (32), and the upright plate portion 23 ( 33) and the inner plate portion 22 (32), it has an L shape when viewed from the side. The plate thickness of the upright plate portion 23 (33) is about 2 mm. The corner portion formed by the standing plate portions 23 and 33 outer plate portion 21 (31) and the inner plate 22 and (32) a plurality of reinforcing portions 26, 26 ... are integrally formed.
The upright plate portion 23 (33) also serves as a flat and strong mounting surface for stacking the carton boxes 50, and the upper surface 21a, 31a of the outer plate portion 21, 31 is disposed outside the mounting surface. The surface which prevents the position shift of the carton box 50 piled up by is located.

[Connection thin plate part 4]
As shown in FIGS. 3A, 3B and 4A, 4B with reference to FIGS. 2A and 2B, the connecting thin plate portion 4 faces the inner plate portions 22 and 32. The first carton clip 2 and the second carton clip 3 are connected to each other by being thinly provided between the side edges. The lateral length l4 of the connecting thin plate portion 4 shown in FIG. 3C is 8 mm, and the front-rear width D2 is 10 mm. The plate thickness of the connecting thin plate portion 4 is 0.6 mm.

[Details when used as a lid retainer for the carton box shown in FIG. 1 (a)]
The details will be described in detail with reference to FIGS.
When the double carton clip 1 is used as a lid retainer for a carton box, as shown in FIG. 5A and a partially enlarged view of FIG. 5B, first, the inner lids 50c and 50d are closed, Subsequently, the double carton clip 1 is hung on a portion around the center of the tip edge portion of one outer lid 50a.

The first carton clip 2 and the second carton clip 3 are placed on the front side of the outer lid 50a, and the inner plate parts 22 and 32 are located on the back side of the outer lid 50a. The opening having a U-shape formed by the outer plate portions 21 and 31, the upright plate portions 23 and 33, and the inner plate portions 22 and 32 is hung on the edge of the outer lid.

  In this state, the outer lid 50a is closed, and immediately before the closing is completed, the tip of the other outer lid 50b is inserted into the lower surface side of the protruding portion of the outer plate portions 21 and 321.

If it does in this way, it will close in the state where outer lids 50a and 50b collided, outer plate parts 21 and 31 will be put on the upper surface of the part which outer lid 50a collides, and inner plate parts 22 and 32 will be closed outside The upright plate portions 23 and 33 are located below the lids 50a and 50b, and are located between the outer lids 50a and 50b that are facing each other.

  FIG. 5C shows this state in a front sectional view, and the tip of one inner lid 50d is located in front of the rising slope 35 of the second carton clip 3 on one side.

  In this state, when the outer plate portion 31 is pressed with the fingertip and pushed to the left as shown in FIG. 5D, the front end portion of the inner lid 50d slides up the upper surface of the rising slope portion 35, and the middle step portion in front of it. 34 and is pressed between the lower surface of the outer lid 50a. The gap between the middle step 34 and the lower surface of the outer lid 50a is slightly narrower than the plate thickness of the inner lid 50d, but the corrugated groove inside the inner lid 50d is the distal end from the proximal end side of the inner lid 50d. Since the inner lid 50d is compressed so that the upper edge portion of the middle step portion 34 enters the groove, the inner lid 50d enters the lower surface side of the inner lid 50d and sandwiches the inner lid 50d and the outer lid 50a. Put it in a state. For this reason, the two outer lids 50a and 50b and the inner lids 50c and 50d shown in FIG. 5A are firmly closed and do not float up.

[Details when used as a corner jig of the carton box shown in FIG. 1B]
In this use, as shown in FIG. 6 , the double carton clip 1 is turned upright , and further bent in the transverse direction.

In this use, as shown in FIGS. 7 (a) and 7 (b), the double carton clip 1 is fitted from above into the vicinity of the upper end of the side plates 50e, 50e forming the corner of the carton box 50. Done.
More specifically, the outer lid 50a is folded outward to be in contact with the outer surface of the side plate 50e, and the second carton clip 3 is fitted into the upper bent portion. This fitting is performed so that the outer plate portion 31 is attached to the outer side surface of the outer lid 50a, the inner plate portion 32 is attached to the inner side surface of the side plate 50e, and the upright plate portion 33 is attached to the upper surface of the bent portion. To do.

If it does in this way, the upper part of the outer lid | cover 50a and the side board 50e will be pinched | interposed by the outer-plate part 31 and the inner-plate part 32, and the state which the outer lid | cover 50a turned up will be maintained.
At the time of this clamping, the outer plate portion 31 and the inner plate portion 32 receive external pressure from the bent portion, which causes problems such as deformation in the opening direction and occurrence of cracks in the base portion, centering on each base portion (upper portion). However, since the reinforcing part 36 is provided in the corner part by the outer-plate part 31 and the standing board part 33, and the corner part by the inner-plate part 32 and the standing board part 33, these malfunctions do not arise. .

  The first carton clip 2 is also fitted simultaneously with the second carton clip 3. In this way, when the two double carton clips 1 and 1 are attached to the diagonal corners of the carton box, all the lids are folded and kept open.

[Details when used as corner jig of carton box shown in FIG. 1 (c)]
In this use, the task of fitting the double carton clip 1 from above toward the corner portion of the carton 50 illustrated in FIG. 7 (a) (b).
This operation is performed at all four corners of the carton box 50 as shown in FIGS.
When this way, according to the standing plate portions 23 and 33 in each corner, flat and durable mounting surface for the accumulation of the carton 50 is Ru is formed.
On the outer side of the mounting surface, surfaces for preventing displacement of the stacked carton boxes 50 by the upper surfaces 21a and 31a of the outer plate portions 21 and 31 are respectively located.

  The present invention has utility value in all industrial fields using a lid retainer for a carton box and a corner jig for a carton box.

DESCRIPTION OF SYMBOLS 1 ... Double carton clip 2 ... 1st carton clip 3 ... 2nd carton clip 21, 31 ... Outer plate part 21a, 31a ... Upper surface 22, 32 ... Inner plate part 23, 33 ... Standing plate part 25, 35 ... Rising inclination Part 4 ... Thin connecting plate part 50 ... Carton box 50a, 50b ... Outer cover 50c, 50d ... Inner cover 50e ... Side plate

Claims (2)

A plastic integrally molded product having a first carton clip, a second carton clip, and a flexible connecting thin plate portion for connecting both carton clips in a side-by-side direction;
The first carton clip and the second carton clip are symmetric with respect to the connecting thin plate portion,
Each of the first carton clip and the second carton clip includes an outer plate portion that holds the lid of the carton box from the outside, an upright plate portion that stands upright from one side surface of the outer plate portion, and the upright plate portion. An inner plate portion bent in a right angle direction parallel to the outer plate portion from the tip portion of
Between each outer plate portion and each inner plate portion via the upright plate portion, there is an interval that can be sandwiched in a state where two carton papers used in the carton box are stacked,
Each of the upright plate portions is erected from a place spaced on the inner side of each side edge portion that becomes the side of each outer plate portion that does not face each other ,
Each of the upright plate portions also becomes a flat and durable mounting surface for stacking carton boxes in an open state with the lid folded back outwards,
On the outside of each mounting surface, a surface for preventing the displacement of the stacked carton boxes by each upper surface of each outer plate portion is located, respectively.
The double carton clip is characterized in that the connecting thin plate portion is provided between side edges of the inner plate portions facing each other. Wherein the lower portion of each end of the side not opposed to each other of the upright plate portion, further middle portion of the middle height extending it is provided laterally middle step portion, the inner plate portion and the skin portion 2. The double carton clip according to claim 1, wherein when the outer lid and the inner lid of the carton box are sandwiched between the inner carton and the inner carton, the closed inner plate portion is compressed while being compressed.

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