JPH0423781Y2 - - Google Patents

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a locking structure for a packaging box used for storing an object to be packaged such as a blanket.

[Prior Art] Conventionally, as shown in FIG. 9, a packaging box has a box body 1 made of cardboard and a cover 3 that is placed on the box body 1.

The box body 1 has an opening (not shown) on one side.

The cap 3 is made of cardboard and has a side surface 5 that overlaps the opening and side surface 4 of the box body 1.

An object to be packaged (not shown) such as a blanket is stored inside the box body 1, and then a covering lid 3 is placed on the box body 1. Both ends of a belt-shaped handle 7 made of a synthetic resin material are connected to one side of the side surface 4 of the box body 1.

A long hole 9 is formed in the side surface 5 of the cap 3 facing the handle 7. A handle 7 fits into the elongated hole 9, and the packaging box can be transported by holding the handle 7 by hand.

In this package, the box body 1 and the cap 3 are only locked together by the handle 7, so tape 10 is used to connect the cap 3 and the box body 1 by selecting an appropriate area. Fixed.

[Problems to be solved by the invention] However, when taking out the packaged object from the inside of the packaging box, the tape 10 is fixed to the box body 1 and the cap 3 in an adhesive state. There is a problem that 10 must be peeled off.

That is, in the operation of removing the packaged object after peeling off the tape 10, for example, the printed surface drawn on the surface of the cap 3 is also peeled off, which poses a problem of spoiling the aesthetic appearance of the packaging box.

In addition, when taking out the packaged object without peeling off the tape 10, the handle 7 is removed from the elongated hole 9 of the side plate 5 of the cap 3, and in order to take out the packaged object, the box to which the tape 10 is glued is removed. Main body 1 and cap 3
Since force is applied to the cap 3, the printed surface of the cap 3 is peeled off.

For this reason, although it is sufficient to cut the tape 10, there is a problem that once the tape 10 is cut, it cannot be reused.

Therefore, an object of the present invention is to provide a locking structure for a packaging box that facilitates locking and separating the box body and the cap.

[Means for Solving the Problems] According to the present invention, there is provided a box body having an opening formed on one side, and a side surface portion that covers the opening of the box body and overlaps the side surface portion of the box body. a packaging box having a cap that covers the box body, a first insertion hole formed in a side surface of the box body of the packaging box, and a first insertion hole formed in a side surface of the cap that faces the insertion hole; In the locking structure for a packaging box, the locking structure has a second insertion hole, and a stopper that is inserted into the first insertion hole and the second insertion hole to lock the packaging box. includes a head formed with a locking surface facing the inner surface of the side surface of the box body, and a pair of joints mutually extending from the locking surface of the head through the first and second insertion holes. a plate portion, and a pair of support plate portions extending from an extended end of the joint plate portion to face one side outer surface of the crowned portion, and the extended ends of the support plate portions of the stopper are opposed to each other. A pair of vertical notches are formed in the side surface of the canopy in the direction of the plate width of the support plate, and a continuous transverse cut is formed between the vertical notches and the second insertion hole. In addition, there is obtained a locking structure for a packaging box, characterized in that the box body, the cap, and the stopper are removable.

[Function] In the locking structure of the packaging box of the present invention, the head of the stopper is inserted into the hole formed in the box body and the cap, and one side of the head and the support plate of the stopper Pinch and lock the box body and the side parts of the crowned part.

When removing the packaged object, when the capping section is opened from the opposite side of the stopper, the support plate part of the stopper fits into the transverse cut-out formed on the side surface of the capping section, and the stopper can be removed without removing the stopper. The box body and the crown are opened. Thereafter, the packaged object is removed from the box body.

Further, when removing the stopper from the box body, the head of the stopper is pulled out from the hole in the box body while pressing the joint plate portions of the pair of fasteners toward each other.

In this way, after the object to be packaged is stored in the box body again and the cap is placed on the box body, the head of the stopper is pushed into the hole to lock the package.

[Example] Fig. 1 shows an example of the stopper used in the locking structure of the packaging box of the present invention, and Figs. 2 to 8 show the locking structure of the packaging box using the fastener shown in Fig. 1. An example of the stop structure is shown.

The illustrated packaging box locking structure includes a flexible stop 31 made of a synthetic resin material and a packaging box 32 that is locked by the stop 31.

The packaging box 32 has a box body 34 made by folding cardboard and a cover 36.

An opening 38 is formed in one side of the box body 34. The box body 34 has a bottom part 39 and four side parts 40a, 40 continuous to the bottom part 39.
b, 40c, and 40d.

Opening part 38 and side parts 40a, 4 of box body 34
0b, 40c, and 40d are removably covered with a cap 36.

The cap 36 includes a top plate portion 41 that covers the opening 38 of the box body 34, and side portions 40a, 40 of the box body 34.
It has side surfaces 42a, 42b, 42c, and 42d that overlap the outer surfaces of the portions b, 40c, and 40d.

A first insertion hole 44 through which the stopper 31 is inserted is formed in one side surface 42a of the box body 34.

The cap 36 has a side surface portion 42a that faces the first insertion hole 44 formed in one side surface 40a of the box body 34 when the cap 36 is mounted on the box body 34.
A second insertion hole 46 for inserting the stopper 31 into the
is formed.

The stopper 31 is attached to one side surface 40a of the box body 34.
It has a head 52 formed with a locking surface 50 facing the inner surface of the head 52, and a pair of joint plate portions 54 mutually extending from the locking surface 50 of the head 52.

The joint plate portion 54 has some elasticity. A pair of support plate portions 56 extending facing the locking surface 50 of the head 52 are integrally connected to the extended ends of the joint plate portion 54 .

The extended end of the support plate portion 56 has a curved portion 58 that is slightly curved toward the head 52 .

The head 52 is formed into a triangular prism shape, assuming that the locking surface 50 is the bottom surface.

Therefore, when the center line is provided between the pair of joint plate parts 54, the stopper 31 is made in a symmetrical shape.

If the length of one of the locking surfaces 50 of the head 52 is L1, the length of the support plate portion 56 is L2, and L2>L.
It becomes 1.

Note that one side surface 42a of the cap 36 has the following:
Both sides of the second insertion hole 46, that is, one side surface 4
A pair of vertical notches 60 are formed on both sides of the body 2 in the longitudinal direction.

A horizontal transverse cut portion 62 is formed in the pair of vertical cut portions 60 and continues between the pair of vertical cut portions 60 and the second insertion hole 46 .

Therefore, the transverse cut-in portion 62
It is formed in the longitudinal direction of the side surface portion 42a.

Further, the length of the vertical cut portion 60 in the vertical direction is longer than the width of the support plate portion 56.

Now, as shown in FIG. 2, the box body 34 is provided with a handle 70 on a side surface 40b opposite to one side surface 40a in which the first insertion hole 44 is formed. In this way, a wrapped object 65 such as a blanket is stored inside the box body 34.

Thereafter, the box body 34 is covered with a cap 36.

In this state, as shown in FIG.
The first insertion hole 44 of No. 4 and the second insertion hole 46 of the cap 36 are aligned.

Next, as shown in FIG. 3, the head 52 of the stopper 31 is inserted into the first insertion hole 44 and the second insertion hole 46, and the head 52 is located inside the box body 34. , the locking surface 52 of this head 52 faces the inner surface of the box body 34.

At this time, the connecting plate portion 54 of the stopper 31 is held in the first insertion hole 44 and the second insertion hole 46. The pair of support plate portions 56 of the stopper 31 are opposed to the outer surface of one side surface portion 42a of the cap 36.

Therefore, one side surface 40a of the box body 34
and one side 42a of the cap 36 are the stopper 31
It is sandwiched between the locking surface 50 and the support plate part 56.

The tip of the curved portion 58 of the support plate portion 56 is directed toward the vertical cut portion 60 .

In this way, the handle 70 of the box body 34 becomes
The box body 34 is engaged with a handle hole 73 formed in the side plate 42b of the crown cover 36, and is the opposite surface thereof.
One side surface 40a of the crown cover 36 and one side surface 42a of the cap 36 are locked by a stopper 31.

Therefore, the packaging box 32 can be carried by holding the handle 70.

Next, when opening the crown cover 36, the handle 70 is removed from the handle hole 73 of the crown cover 36 and pulled up while being locked by the stopper 31 as shown in FIG.

When the cap 36 on the handle 70 side is pulled up,
As shown in FIG. 6, the support plate portion 56 of the stopper 31
is not moved by the head 52, and one side surface 42a of the cap 36 is tilted, so that the upper side portion 75 of the transverse cut-in part 62 comes off from the support plate part 56, with the transverse cut-in part 62 as a boundary.

Further, when the cap 36 is lowered, one side 42a of the cap 36 is lowered, so the lower side portion of the transverse cut-in portion 62 comes off, and the cap 36 is separated from the stopper 31.

Next, when storing the packaged object 65 in the packaging box 32 again, as shown in FIGS. 7 and 8, both ends of the support plate portion 56 of the stopper 32 When the curved parts 58 are pushed toward each other, the interval between the locking surfaces 50 of the head 52 is narrowed, and the stopper 31 is pulled out from the first insertion hole 44 as it is.

To store the packaged object 65 in the package 32 again, return to the initial operation, store the packaged object 65 in the box body 34, cover the box body 34 with the cover lid 36, and insert the first insertion. What is necessary is to push the head 52 of the stopper 31 into the hole 44 and the second insertion hole 46.

[Effects of the invention] As explained above using the embodiments, according to the locking structure of the packaging box of the present invention, the main body of the packaging box and the cap can be connected by pushing the stopper into the insertion hole of the packaging box. Because it can be locked, the work is easier, and compared to conventional tape fixing, the printed part of the crown cap can be kept beautiful without having to peel it off.

Further, when removing the cap, the cap can be removed from the stop by pulling up the cap on the opposite side of the stopper, so that the packaging box can be separated with a simple operation.

Furthermore, even if the cap is removed from the box body, the stopper is attached to the box body, so there is no chance of losing the stopper, and the stopper can be removed from the box body by pressing slightly on the support plate of the stopper. This makes it easy to use the packaging box again.

[Brief explanation of the drawing]

FIG. 1 is a perspective view showing an embodiment of a stopper used in the packaging box locking structure of the present invention; FIG. 2 is an exploded perspective view showing an embodiment of the packaging box locking structure of the present invention;
Fig. 3 is a perspective view of the packaging box shown in Fig. 2 in which the box body and the cap are combined, Fig. 4 is a perspective view of the packaging box shown in Fig. 2 with a stopper provided, and Fig. 5. teeth,
An enlarged perspective view of the stopper part of the packaging box in Figure 3, No. 6
The figure is a partially enlarged perspective view showing the state in which the cap is removed from the box body of the packaging box, Figure 7 is a perspective view showing the state in which the cap is removed from the box body of the packaging box, and Figure 8 is the box in Figure 7. FIG. 9 is a perspective view showing a state in which the stopper is removed from the main body, and FIG. 9 is a partially sectional perspective view showing a conventional packaging box. 31... Stopper, 32... Packaging box, 34... Box body, 36... Cap, 40, 42... Side part,
44...first insertion hole, 46...second insertion hole,
50...Latching surface, 52...Head, 54...Joint plate part, 56...Support plate part, 60...Vertical cut part,
62... Horizontal cut-in part, 70... Handle.

Claims (1)

[Claims for Utility Model Registration] (1) The box body is formed by a box body with an opening formed on one side, and a side surface that covers the opening of the box body and overlaps the side surface of the box body. A packaging box having a cap that is covered with a cap, a first insertion hole formed in a side surface of a box body of the packaging box, and a second insertion hole formed in a side surface of the cap that faces the insertion hole. In the packaging box locking structure, the locking structure includes a stopper that is inserted into the first insertion hole and the second insertion hole to lock the packaging box. a pair of joint plate parts including a head formed with a locking surface facing the inner surface of the side surface and mutually extending from the locking surface of the head through the first and second insertion holes; a pair of support plate portions extending from the extended end of the joint plate portion to face one side outer surface of the crowned portion, and a side surface portion of the crowned lid that faces the extended end of the support plate portion of the stopper; A pair of vertical notches are formed in the width direction of the support plate, a continuous horizontal notch is formed between the vertical notches and the second insertion hole, and the box body A locking structure for a packaging box, characterized in that the cap and the stopper are removable. 2. The locking structure for a packaging box according to claim 1, wherein the stopper is made of a synthetic resin material and has flexibility. 3. The utility model according to claim 1, wherein the end of the support plate portion of the stopper has a curved portion that is curved toward the vertical notch formed on one side of the cap. Locking structure for packaging boxes.