KR100741380B1 - Packing box and locking method of it - Google Patents

Abstract

The present invention is to configure the packaging box to be combined into a pair of top and bottom as a separate box, the contents contained in the lower box and the upper box is nested and combined to automatically lock the packaging box to be able to check the contents only when the packaging box is torn Therefore, the present invention relates to a packaging box locking method and a product for preventing the contents from being lost during transportation and storage, and preventing the contents from being broken by separating the upper and lower boxes from each other.

Packing box, upper box, lower box, fastening groove, fastening piece, locking device

Description

Packing box and locking method of it}

1 is a perspective view showing a combination of the present invention.

Figure 2 is an exploded perspective view showing the present invention.

3 is a perspective view showing the development of the present invention.

Figure 4 is a cross-sectional view showing a combined state of the present invention.

Figure 5 is a flow chart illustrating a locked state of the packaging box of the present invention,

Figure 6 is a perspective view showing a cut state of the packaging box of the present invention.

7 is a perspective view showing another embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

1: packing box 2: upper box

3: lower box 4: fastening groove

5: fastener 6: upper surface

7: first contact surface 8: second contact surface

9: 3rd folding surface 10: perforation line

11: reinforcement piece 12: space part

13: lock

The present invention relates to a packaging box, and in more detail, to configure a packaging box to be combined into a pair of upper and lower pairs as a detachable box, the contents are contained in the lower box and overlapped so as to cover the upper box to be locked and packed automatically. The present invention relates to a packing box locking method and a product which prevents the contents from being lost during transportation because the contents can be checked only by tearing the box, and the upper and lower boxes are separated when the packaging box is incorrectly gripped to prevent the contents from being broken.

In general, the packaging box is used in the form of a box using a material such as paper to contain the contents to protect the contents from external impact, and to facilitate the movement and storage of the contents.

That is, the packaging box for storing the contents, as in the prior art, has a space formed therein when the four sides are raised to the top with the bottom surface as the top, and the lid is provided to accommodate and combine the space to store the contents in the inner space and to top and bottom It is a form of fitting the box.

Therefore, when transporting the packaging box, the lower box is separated from the upper box due to the carelessness of the carrier and the adhesive tape is bonded to the outer circumferential surface of the packaging box to cross each other or be banded by a banding machine to prevent the contents from being damaged or damaged. It provides the burden of the work process and the economic burden of purchasing the adhesive tape and banding machine separately.

In addition, if the adhesive tape does not adhere in a straight line to the packaging box, it may not only look visually dirty but also may cause a safety accident when the banding machine is incorrectly manipulated to band the packaging box.

Therefore, an object of the present invention for solving the above problems is to configure a packaging box consisting of the upper and lower boxes, but the lower box containing the contents is inserted so as to be located inside the upper box is nested so that the upper and lower boxes are automatically separated from each other. Discard to prevent loss of contents during transportation or storage.

In addition, it is to provide a packaging box and a packaging box locking method that can be attached to the packaging box to separate the adhesive tape or skip the bending work to improve the work efficiency of the operator.

The present invention for achieving the above object is a locking method of the packing box to be coupled to the upper and lower boxes are stacked to combine the upper and lower pairs to hold the contents therein, the packaging box is to face outward to the upper edge of the lower box Forming a plurality of fastening pieces to be folded, and forming a fastening groove to match the fastening piece inside the upper box, the upper box is nested in the lower box, the fastening piece is automatically inserted between the fastening grooves, the upper box is pulled even if the upper box is pulled The packaging box locking method and packaging box characterized in that the locking box is locked to the lower box fastening piece is fitted into the fastening groove of the.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

1 is a combined perspective view showing the present invention, Figure 2 is an exploded perspective view showing the present invention.

In the present invention, the packaging box 1 is automatically locked at the moment of overlapping the upper and lower pairs of boxes 2 and 3 so as to overlap each other with the packaging box 1 so as not to be damaged when storing or transporting the contents therein. The packaging box 1 cannot be opened unless the packaging box 1 is torn or cut.

Therefore, the packaging box 1 is made of paper or corrugated cardboard, synthetic resin, etc., the shape is composed of a pair of upper and lower boxes (2, 3) consisting of a lid and the body while providing a variety of forms, such as square or round The lower box 3 containing the opening is positioned upward and the lower box 3 is inserted into the upper box 2 in a state where the opening of the upper box 2 serving as a lid is positioned downward so as to be superimposed.

At this time, the upper and lower boxes (2, 3) are fastened to form a fastening groove (4) and fastening piece (5), respectively, so as to have a locking function automatically when folded.

Therefore, the upper box 2 is formed with a plurality of fastening grooves 4 having a predetermined distance in the opening direction at both sides adjacent to the upper surface in contact with the upper surface.

In addition, the inner side of the lower box (3) in the edge of the upper surface (6) of the opening to coincide with the fastening groove (4) formed in the upper box (2) is partially cut in the lower direction and folded to the outer side in the opposite direction to the left and right sides A plurality of fastening pieces 5 are formed to face each other.

Therefore, after the contents are contained in the lower box 3, the upper box 2 is covered from above so that the opening of the upper box 2 and the opening of the lower box 3 coincide with each other.

Then, when the fastening groove 4 of the upper box 2 and the fastening piece 5 of the lower box 3 overlap with each other, the fastening piece 5 is naturally inserted into the fastening groove 4. Keep it.

Accordingly, when pulling the upper box 2 to forcibly open the packing box 1, the fastening groove 5 sandwiched between the fastening grooves 4 is maintained in a bent state by the fastening grooves 4 for lifting. In 4), the fastening piece 5 is locked so as not to be detached and the packing box 1 can be opened only by tearing or cutting the packing box 1 with a knife or scissors.

3 is a perspective view showing the development of the present invention, in order to form a fastening groove 4 in the upper box 2 so that the fastening piece 5 of the lower box 3 can be inserted into the upper surface 6. Fold the first fold face 7 to the side, fold the second fold face 8 inward from the end of the first fold face 7, and insert it through the fastening groove 4 in the second fold face 8. To fold the third folded surface 9 to form the space portion 12 so that the fastening piece 5 is fitted.

In addition, a third fold face formed at the end of the second fold face 8 to reinforce the firmness to the first, second, third fold face (7, 8, 9) to be folded to the upper box (2) to form a side Glue the adhesive on the (9) and fold it into the second fold surface (8), then apply the adhesive on the first fold surface (7) and fold the second fold surface (8) into the first fold surface (7) When bonded, the space 12 is formed between the first folded surface 7 and the third folded surface 9 so that the fastening piece 5 inserted through the fastening groove 4 is fitted.

Since the upper box 2 is partially folded by the third folding piece 9 to form the space portion 12, the front box 2 and the front folding box 7 may prevent the gap between the first folding surface 7 and the second folding surface 8 from spreading. When the back is folded, a reinforcing piece 11 protruding to be attached to the first and second fold surfaces 7 and 8, which are side surfaces, is formed to be long to apply an adhesive, and then the first fold surface 7 and the second fold surface ( 8) It is a structure that can be reinforced between the firmness to the upper box (2) by bonding between.

On the other hand, the lower box (3) after cutting the fastening piece 5 in advance in the unfolded state to form a fastening piece (5) in the fastening groove (4) of the upper box (2) the first fold surface in the bottom surface After folding (7) and applying an adhesive, the second folding surface 8 is folded and bonded.

Figure 4 is a cross-sectional view showing a combined state of the present invention, Figure 5 is a flow chart showing a locked state of the packaging box of the present invention.

The packaging box 1 of the present invention is to fold the fastening piece 5 located on the upper surface 6 of the lower box 3 to the outside when the contents are contained in the lower box 3 and covered with the upper box 2. When the upper box 2 is inserted in contact with each other from the upper side, and the fastening piece 5 is located in the fastening groove 4 in the state where the fastening piece 5 is folded along the side of the upper box 2, the fastening piece 5 is subjected to the restoring force. The first foldable surface 7 is prevented from being unfolded by being inserted into the space 12 through the fastening groove 4 and being normally unfolded by the restoring force of the fastening piece 5 to maintain the inclined state.

However, when the fastening piece 5 is inserted into the fastening groove 4 and pulls the upper box 2 of the locked packing box 1, the upper box 2 is lifted by the height of the fastening groove 4. At the bottom of the fastening groove 4, the cutout of the lower box fastening piece is caught in the reverse direction and the locking phenomenon appears.

On the other hand, the length of the fastening piece 5 is determined by the flow limits of the first folded surface 7 and the second folded surface (8).

In particular, the width of the fastening piece 5 affects the tightness of the locking phenomenon, the length of the fastening piece 5 is the play of the first and second folding surface 7 and the second folding surface (8) of the upper box (2) and It should exceed the limit of flow.

The length of the fastening piece 5 is also related to the range of flow of the upper box 2 and the lower box 3.

In addition, when the force pulling on the upper box 2 is released and the upper box 2 is pushed back to its original state, the fastening piece 5 of the lower box 3 is removed from the space 12 of the fastening groove 4 by the restoring force. It returns to the inclined state by being interrupted by the one-folded concave surface 7.

Therefore, in order to open the packing box 1, the upper box 2 must be pulled with excessive force or torn or cut using a knife or scissors, thus minimizing the risk of loss of contents and the packing box 1 separately. There is no need to attach or band adhesive tape to prevent separation.

Figure 6 is a perspective view showing a cut state of the packaging box of the present invention.

When opening the packing box 1 of the present invention, when the upper box 2 is pulled with a predetermined force or more, the fastening piece 5 is formed on the second folding surface 8 of the upper box 2, and the lower portion of the fastening groove 4. The cutting line 10 is formed in the lower box 3 so as to be torn by the pressurization of the packaging box 1 so that the packaging box 1 with the locking device 13 can be changed in locking and disengaging. The user does not need to be torn or cut by scissors or a knife to provide convenience to the user.

In addition, the packaging box (1) is affected by the material as a whole, but can adjust the tightness of the locking phenomenon according to the change of the cutting line 10 of the fastening piece (5).

7 is a perspective view showing another embodiment of the present invention.

The packaging box 1 of the present invention is opposed to the outside from the center of both sides of the lower box 3 to have the locking device 13 by the space 12 of the fastening piece 5 and the fastening groove 4. A fastening piece 5 partially cut to be folded is formed, and a space portion is formed between the first and second folding surfaces 7 and 8 so that the fastening pieces 5 of the lower box 3 are inserted and fitted. (12) and the fastening grooves 4 are formed in the center of the second folding surface (8), respectively, the upper portion of the upper box (2) to the upper portion of the lower box (3) through the space fastening groove (4) 12) Pulling the upper box (2) to open the packaging box (1) in the state that the fastening piece (5) is inserted into the lower box (3) fastening to the bottom of the fastening groove (4) of the second folding surface (8) The cutout of the piece 5 is held in the reverse direction to maintain the locked state.

As described above, the packaging box of the present invention is provided with a locking device so that the upper and lower boxes are locked at the same time so as not to be separated from each other when they are combined to prevent the contents from being lost or damaged when the packaging box is stored and transported. .

Therefore, it is possible to increase the work efficiency of the worker by eliminating the work process that separates the adhesive tape or bands through the banding machine or binds them one by one, and also reduces the cost of purchasing the adhesive tape or the banding machine. There is.

On the other hand, the present invention has been described in detail only with respect to the described embodiments, it will be apparent to those skilled in the art that various modifications and variations are possible within the scope of the technical idea, it is natural that such variations and modifications belong to the appended claims. .

Claims (7)

delete In the packing box to combine the upper and lower pairs of upper and lower boxes in a separate box to combine the contents in the packaging box, A lower box which is partially cut into the inner surface and folded to the outer surface in an opposite direction to form a plurality of fastening pieces facing the left and right sides; The upper box and the left and right sides are sequentially folded from the first fold surface to the second fold surface and the third fold surface so that the fastening pieces of the lower box is inserted into the upper box and each of the fastening grooves having a space in the upper part to correspond to the fastening pieces; ; A perforation line formed between the fastening piece and the lower box so that the fastening piece is cut from the lower box by pulling the upper box to open the packaging box while the fastening piece of the lower box is inserted into the fastening groove of the upper box and inserted into the space part; A space portion in which the upper box is covered with the lower box in an upper direction, and a fastening piece is automatically inserted into the fastening groove; The packaging box characterized in that the fastening piece is bent and the packaging box is fixed and locked when the upper box is pulled out while the fastening piece is inserted into the fastening groove of the space. delete According to claim 2, The packaging box is folded in the opposite side to the center at both sides of the lower box and a plurality of fastening pieces are formed; Packing box, characterized in that the coupling is inserted so as to be superimposed on the upper box each formed with a fastening groove in the center of the inner side so that the fastening piece of the lower box is inserted. The packaging box according to claim 2, wherein the packaging box is made of a soft synthetic resin material. The packaging box according to claim 2, wherein the packaging box is made of paper. The packaging box according to claim 2, wherein the packaging box is made of cardboard.

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