CN101479158A

CN101479158A - Single-article packaging box

Info

Publication number: CN101479158A
Application number: CNA2007800242846A
Authority: CN
Inventors: 神明进
Original assignee: Max Co Ltd
Current assignee: Max Co Ltd
Priority date: 2006-06-28
Filing date: 2007-06-19
Publication date: 2009-07-08
Also published as: WO2008001650A1; TW200815247A; JP4811152B2; JP2008007150A

Abstract

A single-article packaging box that can be easily opened and where a door section is not deformed even if it is repeatedly opened and closed. The box has two parallel longitudinal slits (23) orthogonal to a folding line (f1) between the front door (17) capable of being opened and closed by hinge motion and a flap section (20) on the forward end side of the front door. Further, the box has folding lines (24, 26) for connecting the front ends and rear ends, respectively, of the two vertical slits (23), and also has a folding line (25) interconnecting intermediate portions of the two vertical slits (23) and located closer to the folding line (f1) between the front door (17) and the flap (20) than to the flap (20). When the flap (20) is bent to a right angle, a portion surrounded by the two vertical slits (23) is lifted up in a triangle to function as a finger hold section (27). To open the front door (17), a user engages their finger on the finger hold section (27) and pulls it in the opening direction. The front door (17) can be pulled without depressing the flap (20) and the front door (17) can be easily opened.

Description

Single-article packaging box

Technical field

The present invention relates to single-article packaging box (SINGLE-ARTICLEPACKAGING BOX), particularly realized the single-article packaging box in simple Kaifeng as commodity packaging.

Background technology

As commodity packaging, being extensive use of with ground paper or carboard etc. is the single-article packaging box of base material.Single-article packaging box has various patterns, and is gone out to be assembled into behind the display pattern of chest box by the paper stamping-out, and makes one side become the single-article packaging box of switch door freely at least, is one of general single-article packaging box.

Fig. 4 A and Fig. 4 B represent an example of above-mentioned single-article packaging box.The structure of the single-article packaging box 1 shown in the described figure is as follows: long side direction one end face forms the door 2 of energy hinge-type ground switch, shown in Fig. 4 A, has the crooked rectangular flap portion 3 of front end with door 2, shown in Fig. 4 B, this flap portion 3 is inserted into the inside of single-article packaging box 1 and door 2 is closed.In addition, also has the single-article packaging box that forms wire slit 4 in the two ends otch processing of the broken line of door 2 and flap portion 3, at this moment, because when door 2 is closed, the slit 4 of door 2 fastens with the flap portion 5 of the edge part that is arranged on chest side (being upper and lower surface in the drawings), so door 2 can not opened unintentionally.Opened door at 2 o'clock, be that finger is placed on door 2 the flap portion 3 Men Lakai, but finger is not easy to be inserted between the side of the flap portion 3 of door 2 and single-article packaging box 1, a lot of single-article packaging boxes is also arranged as shown in Figure 5, edge part at the reveal of single-article packaging box 1 forms breach 6, makes easily finger to be placed on the flap portion 3 of door 2.

In addition, as making the easier packing of opening of door, have in Japanese kokai publication sho 52-45468 communique disclosed " container for packing ".Structure that should " container for packing " is as follows: the slit that is processed to form semicircle or door shape to the flap portion side from the pars intermedia of the broken line of door and flap portion, with the flap portion bending time, can be not crooked by the part that slit surrounds, and become with the door conplane louvered board (having cut こ), the louvered board that erects from this flap portion becomes the finger hook when opening, makes it possible to easily door be opened.

Single-article packaging box in the past shown in Fig. 4 A and Fig. 4 B, exist in a finger when opening and be not easy to be inserted into shortcoming between flap portion and the chest side, though the single-article packaging box finger that has formed breach at the edge part of chest is placed on the flap portion easily as shown in Figure 5, but, any one of Fig. 4 A, Fig. 4 B and Fig. 5 all is when opening, flap portion is pressed down by finger, and the flap portion of door is stuck in the inboard of case side flap portion, and is not easy to open.In addition, be provided with the single-article packaging box of slit, become slit and case side flap portion deeper fastens for flap portion at door, and more difficult opening.Therefore, open a needs strength, also can make the flap portion and the breakage of case side flap portion of door sometimes.Though single-article packaging box in most cases just goes out of use behind Kaifeng, but, because in order to confirm for example description of commodity or content, from single-article packaging box, also will again commodity be reinstalled behind the taking-up commodity sometimes, so accomplish that preferably single-article packaging box can be damaged when Kaifeng.

Disclosed in the Japanese kokai publication sho 52-45468 communique " container for packing " because have with the door one louvered board, so flap portion need not be pressed down, and door can be drawn back to opening direction, Kaifeng is easy to, but, flat louvered board is because of the thickness difference of paper base material, and insufficient strength is abundant sometimes, can lose the effect as the finger hook after the bending.In addition, when installing in the packing box with a plurality of " container for packing ", the louvered board that vertically erects from the corner portion of an end of chest becomes obstacle sometimes.

Summary of the invention

Therefore, though with regard to produced for provide easy Kaifeng repeatedly switch can not produce distortion or damaged single-article packaging box and the technical task that must solve yet, purpose of the present invention is to solve above-mentioned problem just.

The present invention proposes to achieve these goals, a kind of single-article packaging box is provided, with thin plate bendings such as paper or resins and form, wherein, at least make the door of one side for energy hinge-type ground switch, has the flap portion that the front end of door is crooked to the inside, flap portion is inserted in the case and door is closed, it is characterized in that, form two parallel slits that intersect vertically with the door and the broken line of flap portion, and be processed to form the broken line of the front-end and back-end that connect two slits respectively and connect the pars intermedia of two slits and more rely on the broken line of flap portion side than door and the broken line of flap portion, thus, when door and flap portion are bent to the right angle, the part of being surrounded by two slits bulges into triangle and constitutes finger hook portion, and, being formed with breach in the side of chest, this breach makes finger hook portion expose when being used for door closed.

Single-article packaging box of the present invention is in the flap portion of the front end of hinged door, formed to bulge into leg-of-mutton finger hook portion, and finger is placed on finger hook portion just can be simply with Men Lakai.In addition, by finger hook portion is set, can door be drawn back to opening direction with flap portion not being pressed, therefore, different with mode in the past, a slit that the flap portion that door can not occur is stuck in the inboard of flap portion of case side or the door and the crease of flap portion and the situation that the flap portion of case side fastens very darkly and hinder door to open have the situation of distortion of door or flap portion or breakage hardly.

Description of drawings

Fig. 1 is the expansion drawing of the embodiment of expression single-article packaging box of the present invention.

Fig. 2 A is the transparent view that the door of expression single-article packaging box of the present invention closes closed procedure.

Fig. 2 B is the transparent view that the door of expression single-article packaging box of the present invention closes closed procedure.

Fig. 2 C is the transparent view that the door of expression single-article packaging box of the present invention closes closed procedure.

Fig. 3 is the enlarged drawing of the finger hook portion of Fig. 2 B.

Fig. 4 A is the transparent view of the door open mode of single-article packaging box in the past.

Fig. 4 B is the transparent view of the door closure state of single-article packaging box in the past.

Fig. 5 is the transparent view of single-article packaging box in the past.

The specific embodiment

The present invention forms following single-article packaging box: in the single-article packaging box of the door with energy hinge-type ground switch, form two parallel slits that intersect vertically with door and the broken line of holding flap portion in front of the door, and be processed to form the broken line of the front-end and back-end that connect two slits respectively and connect the pars intermedia of two slits and more rely on the broken line of flap portion side displacement than door and the broken line of flap portion, when door and flap portion are bent to the right angle, the part of being surrounded by two slits bulges into triangle and constitutes finger hook portion, and, side at chest is formed with breach, this breach makes finger hook portion expose when being used for door closed, thus, realized following purpose: break a seal easily, even carry out the switch of door repeatedly, the distortion or the breakage that also can not produce chest.

Fig. 1 is the expansion drawing of single-article packaging box 11 of the present invention.Four

sides

12,13,14,15 is up and down connecting up and down in this figure, at this, claims 12 to be that right flank, 13 is that end face, 14 is that left surface, 15 is the bottom surface for the time being.In addition, dotted line is represented the broken line f after the punch process.

Be provided with on the transverse edge (being last among Fig. 1) of right flank 12 and smear paste part 16, leading edge (being the right side among Fig. 1) is connecting Qianmen 17.The trailing edge of left surface 14 (being a left side among Fig. 1) is connecting back door 18, and the front and back of end face 13 and bottom surface 15 (about among Fig. 1 being) is being connected flap portion 19 respectively.From near the broken line f1 Qianmen 17 and back door 18 front end separately, front that f2 begins is flap portion 20,21, is processed to form the unidirectional slit 22 with broken line f1, f2 at the both ends of this broken line f1, f2.Wherein, slit 22 not necessarily also can not established slit 22, and only forms the structure with flap portion 20,21 bendings.

Near the front end at Qianmen 17, be processed to form two vertical slits 23 that intersect vertically with broken line f1, and punch process and form near the front end that connects these two parallel vertical slits 23 respectively (among Fig. 1 for right), rear end and the front end three

broken lines

24,25,26.Square region by two vertical slits 23, the broken line 24 that connects front end and broken line 26 encirclements that are connected the rear end becomes the finger hook portion 27 that illustrates later.At the leading edge 14a of left surface 14 (being right among Fig. 1), be formed with the breach of substantially equal spacing 28 of two vertical slits 23 at width and Qianmen 17.

Fig. 2 A, Fig. 2 B and Fig. 2 C represent the state after the single-article packaging box 11 with the deployed condition of Fig. 1 is assembled into box, and Fig. 2 A is that the flap portion 20 of Qianmen 17 front ends does not also have crooked state.Then, as Fig. 2 B and shown in Figure 3, after the flap portion 20 of Qianmen 17 front ends bent to the right angle, finger hook portion 27 is also in above-mentioned three broken lines, 24,25,26 place's bendings, and because the broken line 25 in the middle of the finger hook portion 27 more relies on a side displacement of front end than the broken line f1 of flap portion 20, so the position on finger hook portion 27 summits more relies on front (flap portion side) than the corner of Qianmen 17 and flap portion 20.That is, become the shape of the summit of finger hook portion 27 from the surface elevation of the flap portion 20 of bending.

Shown in Fig. 2 C, when flap portion 20 being inserted into single-article packaging box 11 left surfaces 14 inboard of the state that is assembled into box, finger hook portion 27 enters the breach 28 of left surface 14, Qianmen 17 is closed, the slit 22 at the two ends of flap portion 20 fastens with the flap portion of end face 13 and bottom surface 15 19, and Qianmen 17 is maintained at closed condition thus.

When opening Qianmen 17, as long as finger is placed in the finger hook portion 27 that bulges into triangle rib shape, draw to opening direction, just Qianmen 17 can be drawn back, and can not press flap portion 20, the flap portion 20 at Qianmen 17 is thrown off simply with the fastening of the flap portion 19 of end face 13 and bottom surface 15, thereby open at Qianmen 17.

So, because when door is opened, on the flap portion 19 of the flap portion 20 at Qianmen 17 and end face 13 and bottom surface 15, do not apply excessive power, so even repeated open and closing, compare with existing product, above-mentioned

flap portion

19,20 distortion or damaged danger also reduce significantly.

In addition, when installing in the packing box in that a plurality of single-article packaging boxes 11 are arranged, because the side of the single-article packaging box 11 that the summit contact of finger hook portion 27 is adjacent then points hook portion 27 and flap portion 20 is pressed,, single-article packaging box 11 packs into so being nestled up.At this moment, finger hook portion 27 can damaged or distortion, if single-article packaging box 11 is taken out from packing box, finger hook portion 27 and flap portion 20 can return to the initial condition of Fig. 2 C by the elastic restoring force of paper base material.

In addition, the present invention is not limited to above-mentioned embodiment, can carry out various changes in technical scope of the present invention, and is unquestionable, the present invention includes the content of above-mentioned change.

Claims

1. single-article packaging box forms thin plate bending such as paper or resin, wherein, makes one side be door that can hinge-type ground switch at least, has the front end of the door flap portion of bending to the inside, flap portion is inserted in the case and door is closed, it is characterized in that,

Form two parallel slits that intersect vertically with the described door and the broken line of described flap portion, and be processed to form the broken line of the front-end and back-end that connect described two slits respectively and connect the pars intermedia of described two slits and more rely on the broken line of flap portion side than the broken line of described door and described flap portion, thus, when described door and described flap portion are bent to the right angle, the part of being surrounded by described two slits bulges into triangle and constitutes finger hook portion, and, side at chest is formed with breach, and this breach is used for making when described door is closed described finger hook portion to expose.