Paper for integrated packaging box and packaging box

Abstract

The utility model discloses paper for a packaging box and the packaging box. The paper for the packaging box is integrated, the packaging box is formed by assembling the paper for the packaging box, a plurality of bulbs which are arranged in a complementary and staggered mode can be contained, every two adjacent bulbs are separated, and other assemblies do not need to be additionally arranged. In this way, the paper utilization rate can be effectively increased, and the packaging size is reduced.

Description

Technical Field

[0001] The present application relates to the technical field of packaging boxes, and in particular to paper for an integrated packaging box and a packaging box. Background Art

[0002] LED lighting has many advantages such as long service life, small size, energy saving and power saving, etc., so it is widely used in the market, gradually replacing the existing incandescent lamps and fluorescent lamps.

[0003] At present, the mainstream packaging methods of LED bulbs are two-pack, four-pack or six-pack. The current packaging is all in the same direction. For example, when packing two, they are placed in the same direction (that is, the lamp head faces one side), which occupies a large volume. When packing four or six, a split liner structure is used. There are many component materials under this structure, resulting in low paper utilization during the production of the packaging box. In addition, the split structure easily causes the assembly of the liner protection structure and the main box body to be unstable, which affects the protection of the LED lamp. In addition, these two packaging methods have a large packaging volume in actual use, high management costs and waste of transportation space, which in turn limits the transportation capacity.

[0004] Therefore, it is necessary to improve the structure of the existing packaging box. Summary of the invention

[0005] In order to overcome the above shortcomings, the present application proposes an integrated packaging box paper and packaging box for storing LED bulbs, which effectively saves storage space and improves the utilization rate of paper.

[0006] In order to achieve the above objectives, this application adopts the following technical solutions:

[0007] A paper for an integrated packaging box, characterized in that the paper is an integrated whole sheet of paper, comprising a first connecting portion, a second connecting portion, a third connecting portion and a fourth connecting portion connected in sequence; a sub-connecting portion is provided on the side of the first connecting portion away from the second connecting portion, and the sub-connecting portion is used to connect the fourth connecting portion when the paper is combined to form a packaging box; a first cover plate having a first spacing portion is provided on one side of the first connecting portion, and a second cover plate having a second spacing portion is provided on the other side opposite to the first connecting portion, and a protrusion is provided on the side of the second spacing portion away from the first connecting portion; the second connecting portion has a third cover plate on the same side as the first cover plate, and the third cover plate comprises a first folding portion, a first bending portion and a first barrier portion, wherein the first folding portion is arranged at a position close to the second connecting portion, the first bending portion is arranged at a position away from the second connecting portion, a part of the first barrier portion is arranged on the first bending portion, and another part is arranged on the first folding portion, and a first bending line is provided between the first folding portion and the first bending portion; the second connecting portion has a fourth cover plate on the same side as the second cover plate, and the fourth cover plate The invention comprises a second folding portion, a second bending portion and a second barrier portion, wherein the second folding portion is arranged at a position close to the second connecting portion, the second bending portion is arranged at a position far away from the second connecting portion, a part of the second barrier portion is arranged on the second bending portion, and the other part is arranged on the second folding portion, and a second bending line is provided between the second folding portion and the second bending portion; the third connecting portion comprises a fifth cover plate on the same side as the third cover plate, and a sixth cover plate on the same side as the fourth cover plate, and the fifth cover plate and the sixth cover plate are provided with respect to the third connecting portion. The fourth connecting portion is symmetrical with the second connecting portion about the straight line where the fifth cover plate, the third connecting portion and the sixth cover plate are located, and it has a seventh cover plate corresponding to the third cover plate and an eighth cover plate corresponding to the fourth cover plate, wherein the third folding portion, the third bending portion and the third barrier portion of the seventh cover plate respectively correspond to the first folding portion, the first bending portion and the first barrier portion of the third cover plate, and the fourth folding portion, the fourth bending portion and the fourth barrier portion of the eighth cover plate respectively correspond to the second folding portion, the second bending portion and the second barrier portion of the fourth cover plate.

[0008] In certain embodiments disclosed in the first aspect of the present application, the first bending line is arranged in parallel with the second bending line.

[0009] In certain embodiments disclosed in the first aspect of the present application, the second spacer is in a "T" shape.

[0010] In certain embodiments disclosed in the first aspect of the present application, a tear line is provided on at least one of the fifth cover plate and the sixth cover plate.

[0011] In certain embodiments disclosed in the first aspect of the present application, the connection direction of the first connecting part, the second connecting part, the third connecting part and the fourth connecting part is a first direction, the direction perpendicular to the first direction is a second direction, and the length of the first connecting part along the second direction is the product placement height plus three times the thickness of the paper used for the packaging box.

[0012] In certain embodiments disclosed in the first aspect of the present application, the length of the second connecting portion along the second direction is the product placement height plus one times the thickness of the paper used for the packaging box, and the width of the third cover plate and the fourth cover plate along the first direction is the product placement width plus one times the thickness of the paper used for the packaging box.

[0013] In certain embodiments disclosed in the first aspect of the present application, the height of the third connecting portion along the second direction is the product placement height plus four times the thickness of the paper used for the packaging box, and the length of the fifth cover plate and the sixth cover plate along the first direction is the product placement length plus one times the thickness of the paper used for the packaging box.

[0014] On the other hand, the present application discloses a packaging box, which is made of the above-mentioned packaging box paper and is used to accommodate a bulb lamp. It is characterized by comprising: the protrusion of the second spacing portion is clamped on the second bending portion and the fourth bending portion at one end away from the second connecting portion and the fourth connecting portion.

[0015] In certain embodiments disclosed on the other side of the present application, the first spacer, the second spacer, the first bending portion, the second bending portion, the third bending portion, the fourth bending portion, the first barrier portion, the second barrier portion, the third barrier portion and the fourth barrier portion are all bent and protruded toward the internal space of the box body.

[0016] In certain embodiments disclosed in another aspect of the present application, the packaging box forms a housing space for two adjacent bulbs to be placed in an inverted and complementary manner.

[0017] In certain embodiments disclosed in another aspect of the present application, the space utilization rate of the packaging box is greater than or equal to 60%.

[0018] Beneficial Effects

[0019] Compared with the prior art, the integrated paper for packaging box and the packaging box thereof proposed in this application have the following advantages:

[0020] 1) The packaging box is placed horizontally and inverted, and the product shape

[0021] Complementary features reduce packaging volume.

[0022] 2) The packaging box can be realized by folding a single piece of paper, without the need for other components, which not only effectively improves

[0023] The paper utilization rate is reduced, the cost is reduced, and the space utilization rate is greatly improved, making the overall

[0024] The structure is more stable, which improves the protection of the packaging box to the LED lamp. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] The accompanying drawings are used to provide an understanding of the technical solution of the present disclosure and constitute a part of the specification. Together with the embodiments of the present disclosure, they are used to explain the technical solution of the present disclosure and do not constitute a limitation on the technical solution of the present disclosure. The shapes and sizes of the components in the accompanying drawings do not reflect the actual proportions and are only intended to illustrate the content of the present application.

[0026] Figure 1 This is a plan view of paper sheets for two-pack integrated packaging boxes according to an embodiment of the present invention;

[0027] Figure 2-Figure 8 yes Figure 1 Illustration of the process of folding two packaging boxes with paper;

[0028] Fig. 9 This is a plan view of paper sheets for a four-pack integrated packaging box according to an embodiment of the present invention;

[0029] Figure 10-13 yes Fig. 9 Illustration of the process of folding four packaging boxes with paper;

[0030] Fig.14 This is a plan view of paper sheets for a four-pack integrated packaging box according to another embodiment of the present invention;

[0031] Figure 15-18 The picture is Fig.14 Illustration of the process of folding four packaging boxes with paper;

[0032] Fig.19 This is a planar unfolded view of paper for a six-pack integrated packaging box according to an embodiment of the present application;

[0033] Figure 20-Figure 25 yes Fig.19 Schematic diagram of the process of folding a six-pack box with paper;

[0034] Fig.26 This is a planar unfolded view of paper for a six-pack integrated packaging box according to another embodiment of the present application;

[0035] Figure 27-Figure 34 yes Fig.26 Schematic diagram of the folding process of paper for a six-pack box. DETAILED DESCRIPTION

[0036] In order to facilitate the understanding of the present application, the present application will be described more comprehensively with reference to the relevant drawings below. The preferred embodiments of the present application are given in the drawings. However, the present application can be implemented in many different forms and is not limited to the embodiments described below. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thoroughly and comprehensively understood. The directions such as "first", "second", "third", "axial direction", "above", "below", etc. in the following text are all for the purpose of more clearly indicating the structural position relationship and are not limitations on the present application. In the present application, the "vertical", "horizontal" and "parallel" are defined as: including the situation of ±30% based on the standard definition. For example, vertical usually refers to an angle of 90 degrees relative to the reference line, but in the present application, vertical refers to a situation within 60 to 120 degrees.

[0037] Next, the paper for packaging boxes and packaging boxes (hereinafter referred to as paper for packaging boxes and packaging boxes) proposed in this application are described in conjunction with the accompanying drawings. It should be particularly noted that the paper for packaging boxes described in this application may be made of corrugated paper, cardboard, gray baseboard, white cardboard, and special art paper, etc.; cardboard or multi-layer light embossed wood board may also be combined with special paper to obtain a more solid support structure.

[0038] See also Figure 1 This is a schematic diagram of a planar unfolding of paper for two integrated packaging boxes according to an embodiment of the present application. The paper is an integrated whole sheet of paper.

[0039] It includes a first connection part 110, a second connection part 120, a third connection part 130 and a fourth connection part 140 connected in sequence, wherein the first connection part 110 (except the sub-connection part 113) has the same structure as the third connection part 130, and the second sub-connection part 120 has the same structure as the fourth connection part 140;

[0040] The first connection part 110 has a sub-connection part 113 on the side away from the second connection part 120. The sub-connection part 113 is used to connect (bond) the fourth connection part 140.

[0041] A first cover plate 111 is disposed on one side of the first connection portion 110, and a first folding portion 1111 is disposed on the first cover plate 111.

[0042] A second cover plate 112 is disposed on one side of the first connection portion 110 away from the first cover plate 111 , and a first tear-off portion 114 is formed on the second cover plate 112 ;

[0043] A third cover plate 121 is disposed on one side of the second connection portion 120 , and a fourth cover plate 122 is disposed on one side of the first connection portion 110 away from the third cover plate 121 ;

[0044] A fifth cover plate 131 is disposed on one side of the third connection portion 130 , and a second folding portion 1311 is disposed on the fifth cover plate 131 .

[0045] A sixth cover plate 132 is disposed on a side of the third connection portion 130 away from the fifth cover plate 131 , and a second tear-off portion 133 is formed on the sixth cover plate 132 ;

[0046] A seventh cover plate 141 is disposed on one side of the fourth connection portion 140, and an eighth cover plate 142 is disposed on one side of the fourth connection portion 140 away from the seventh cover plate 141. The sheet of paper is folded into a quadrilateral shape, and the packaging paper is folded into a three-dimensional non-completely closed structure according to the crease. The folding line of the second folding portion 1311 is parallel to the folding line of the first folding portion 1111 (the folding line is arranged obliquely, that is, the angle a between the folding line and the edge of the first folding portion is less than 90°), so that the first folding portion 111 is connected to the second folding portion 1311 after folding.

[0047] In this embodiment, the maximum diameter of the bulb is preset to be d, the placement length is l, and the thickness of the packaging paper is t. In the figure, the height of the second connection part H11 = d + t; the height of the third connection part H12 = d + 3t; the width of the fourth cover plate W11 = d + t; the width of the sixth cover plate L11 = l + t, wherein the symmetrical parts have the same size.

[0048] The folding process of the paper is as follows Figure 2-8 As shown, Figure 2 The first connecting portion 110, the second connecting portion 120, the third connecting portion 130 and the fourth connecting portion 140 are connected, and then the third cover plate 121 and the seventh cover plate 141 are folded (as shown in FIG. Figure 3 Then, the first folding portion 1111 and the second folding portion 1311 are folded. Figure 4 and Figure 5 The first folding portion 1111 and the second folding portion 1131 are folded and combined. Figure 7 (It is used to space the bulbs), the three-dimensional schematic diagram of the paper back packaging box 100 is as follows Figure 8 shown.

[0049] In the above-mentioned embodiment, two bulbs can be placed in the packaging box after the paper is folded, and the lamp holder and the bulb shell are placed horizontally staggered and complementary, that is, two adjacent bulbs are placed horizontally staggered and complementary. Fold one side cover (the first / third / fifth / seventh cover), bend down the reserved fixed barrier part (the first folding part 1111 and the second folding part 1311), fix the side cover by gluing or other fixing methods, put the bulb in, and fold the other side cover (the second / fourth / sixth / eighth cover) along it, and the packaging box can also be sealed by gluing or other methods. By folding the entire packaging paper and bending out the reserved barrier part, it is ensured that the bulbs will not collide with each other and cause quality problems.

[0050] refer to Fig. 9 , which is a plan view of a paper sheet for a four-pack integrated packaging box according to an embodiment of the present invention. It includes a first connecting portion 210, a second connecting portion 220, a third connecting portion 230 and a fourth connecting portion 240 connected in sequence, wherein the first connecting portion 210 (except the sub-connecting portion 213) and the third connecting portion 230b have the same general structure, and the second connecting portion 220 and the fourth connecting portion 240 have the same structure;

[0051] The first connection part 210 has a sub-connection part 213 on the side away from the second connection part 220. The sub-connection part 213 is used to connect (bond) the fourth connection part 240.

[0052] A first cover plate 211 is disposed on one side of the first connection portion 210, a second cover plate 212 is disposed on a side of the first connection portion 210 away from the first cover plate 211, a first folding portion 215 is disposed on the side of the second cover plate 212 away from the first cover plate 211, a first bending portion 214 is disposed on the second cover plate 212, and the first bending portion 214 partially extends to the first folding portion 215;

[0053] A third cover plate 221 is disposed on one side of the second connection portion 220, and a tear-off portion is provided on the side of the third cover plate 221 away from the second connection portion 220. A fourth cover plate 222 is disposed on the other side of the second connection portion 220; the width of the fourth cover plate 222 is substantially the same as the width of the first folding plate 212, and the width refers to the direction from the third cover plate to the second connection portion and then to the fourth cover plate. In other embodiments, the width of the fourth cover plate 222 may be slightly greater than the width of the second cover plate 212.

[0054] A fifth cover plate 231 is disposed on one side of the third connection portion 230, a sixth cover plate 232 is disposed on a side of the third connection portion 230 away from the fifth cover plate 231, a second folding portion 234 is disposed on the side of the sixth cover plate 232 away from the fifth cover plate 231, a second bending portion 233 is disposed on the sixth cover plate 232, and a portion of the second bending portion 233 extends to the sixth cover plate 234;

[0055] A seventh cover plate 241 is disposed on one side of the fourth connection portion 240, and a tear-off portion 2411 is provided on the side of the seventh cover plate 241 away from the fourth connection portion 240; an eighth cover plate 242 is disposed on the other side of the fourth connection portion 240. The width of the eighth cover plate 242 is substantially the same as the width of the sixth cover plate 232, and the width refers to the direction from the seventh cover plate to the fourth connection portion and then to the eighth cover plate. In other embodiments, the width of the eighth cover plate 242 is slightly greater than the width of the sixth cover plate 232.

[0056] In this embodiment, the maximum diameter of the bulb is preset to be d, the placement length is l, the product placement width is w, and the packaging paper thickness is t. In the figure, the height of the second connection part H22 = d + 3t; the height of the third connection part H21 = d + t; the width of the third cover plate W21 = w + t; the width of the fifth cover plate L21 = l + t; the width of the sixth cover plate is W22 = (wt) / 2 + (d + 3) / 2, wherein the symmetrical parts have the same size.

[0057] The folding process of the paper is as follows Figure 10-13 As shown:

[0058] Fig.10 The diagram shows the first connection portion 210, the second connection portion 220, the third connection portion 230 and the fourth connection portion 240 after being connected.

[0059] Fig.11 It is shown as a schematic diagram of folding the first bending portion 214 and the first folding portion 215 as well as the second bending portion 233 and the second folding portion 234. During the folding process, the first folding portion 215 and the second folding portion 234 must first be bent toward the inside of the box body; then the first bending portion 215 and the second bending portion 233 must be closed and inserted into the packaging box body, so that the first bending portion 215 and the second bending portion 233 are in contact (connected), and the second connecting portion 212 and the sixth connecting portion 232 are in contact (connected); then, the fourth connecting portion 222 and the eighth connecting portion 242 are combined, and this side of the packaging box is fixed with white glue or other connecting methods. At this point, the inner part of the box body is divided into two spaces a and b. The second bending portion 233 in space a also serves as an inner lining structure, and the first bending portion 214 in space b also serves as an inner lining structure. Fig.12As shown. Each space can be divided into two spaces, that is, space a can be divided into a1 and a2, and space can be divided into space b1 and b2 (not marked in the figure). Through such a design, two bulbs can be placed in space a and b respectively, of which one bulb can be placed in space a1 and one in a2 respectively, and the lamp holders and bulb shells of the two bulbs are placed in a horizontal complementary manner, and the spaces b1 and b2 are placed in the same way. Finally, the cover plate on the other side of the packaging box (the first / third / fifth / seventh cover plate) is encapsulated with white glue or other fixable methods. The percentage of the bulb in the volume of the entire packaging box molding size exceeds 60% (such as: the percentage is between 60%-75%). In this embodiment, the bulb accounts for 70% of the volume of the entire packaging box molding size. In this way, the entire piece of packaging paper is folded and the reserved partition part is bent to ensure that the bulbs will not collide with each other and cause quality problems.

[0060] Fig.14 Shown is a plan view of paper for a four-pack integrated packaging box according to another embodiment of the present invention.

[0061] The structure includes four connecting parts connected in sequence, namely, a first connecting part 310 , a second connecting part 320 , a third connecting part 330 and a fourth connecting part 340 .

[0062] The first connection portion 310 is provided with a first cover plate 311 and a second cover plate 312 on both sides thereof, and a sub-connection portion 313 is provided on a side away from the second connection portion 320, and the sub-connection portion 313 is connected to the fourth connection portion after the packaging box is formed. The widths of the first cover plate 311 and the second cover plate 312 are the same or substantially the same as the width of the first connection portion 310.

[0063] A third cover plate 321 (not shown) extending along the body of the second connecting portion 320 is disposed on one side thereof, and the third cover plate 321 has a first folding portion 321b connected to the second connecting portion 320, and a first barrier portion 321c and a first bending portion 321a that can be bent to form a barrier portion are provided on the third cover plate 321. Part of the first barrier portion 321c is disposed on the first folding portion 321b, and the other part is disposed on the first bending portion 321a, and a first folding line is provided at the connection between the first bending portion 321a and the first folding portion 321b. The angle between the first folding line and the midline of the second connecting portion 320 is less than 90° (e.g., 20-60°).

[0064] The other side of the second connecting portion 320 is provided with a fourth cover plate 322 (not shown in the figure) extending along the body thereof, and the fourth cover plate 322 has a first folding portion 322b connected to the second connecting portion 320, and a second barrier portion 322c and a second bending portion 322a that can be bent to form a barrier portion are provided on the fourth cover plate 322. Part of the second barrier portion 322c is provided on the second folding portion 322b, and the other part is provided on the second bending portion 322a, and a second folding line is provided at the connection between the second bending portion 322a and the second folding portion 322b. The angle between the second folding line and the center line of the second connecting portion 320 is less than 90° (e.g., 20-60°).

[0065] When unfolded, the first folding line and the second folding line are substantially parallel to each other, and the first barrier portion 321 c and the second barrier portion 322 c are substantially symmetrical about the center of the second connecting portion 320 .

[0066] A fifth cover plate 331 and a sixth cover plate 332 are respectively disposed on both sides of the third connection portion 310. The widths of the first cover plate 311 and the second cover plate 312 are the same or substantially the same as the width of the first connection portion 310, and a tear line (not shown) is disposed on one of the cover plates.

[0067] A seventh cover plate 341 (not shown in the figure) is arranged on the same side of the fourth connection portion 340 as the second connection portion 320. The structure of the seventh cover plate 341 is the same as that of the third cover plate 321. The seventh cover plate 341 has a third folding portion 341b connected to the fourth connection portion 340, and a third barrier portion 341c and a third bending portion 341a that can be bent to form a barrier portion are provided on the seventh cover plate 341. Part of the third barrier portion 341c is arranged on the third folding portion 341b, and the other part is arranged on the third bending portion 341a. The connection between the third bending portion 341a and the third folding portion 341b has a third folding line. The angle between the third folding line and the midline of the fourth connection portion 340 is less than 90° (e.g., 20-60°).

[0068] An eighth cover plate 342 (not marked in the figure) is arranged on the same side of the fourth connection portion 340 as the second connection portion 320. The structure of the eighth cover plate 342 is the same as that of the fourth cover plate 322. The eighth cover plate 342 has a fourth folding portion 342b connected to the fourth connection portion 340, and a fourth barrier portion 342c and a fourth bending portion 342a that can be bent to form a barrier portion are provided on the eighth cover plate 342. Part of the fourth barrier portion 342c is arranged on the fourth folding portion 342b, and the other part is arranged on the fourth bending portion 342a. A fourth folding line is provided at the connection between the fourth bending portion 342a and the fourth folding portion 342b. The angle between the fourth folding line and the midline of the fourth connection portion 340 is less than 90° (e.g., 20-60°).

[0069] When not folded, the third folding line and the fourth folding line are arranged substantially in parallel, and the third barrier 341c and the fourth barrier 342c are substantially centrally symmetrical about the center of the fourth connecting portion 340. The first barrier 321c and the third barrier 341c are parallel or substantially parallel when in an unfolded state, and the first folding line is parallel to the third folding line. When the two are folded into a packaging box, the first bending portion 321a contacts the third bending portion 341a and the barrier bent by the first barrier 321c and the barrier bent by the third barrier 341c are combined as a lining structure; the second folding line is parallel to the fourth folding line, and when the two are folded into a packaging box, the second bending portion 322a contacts the fourth bending portion 342a and the barrier bent by the second barrier 322c and the barrier bent by the fourth barrier 342c are combined as a lining structure, and the lining structure is used to fix and store the bulb body of the bulb lamp (at this time, the lamp head used to connect the lamp holder faces the other side). With such a design, when the LED bulbs are placed in the packaging box, two are placed on one side, so that the packaging volume is reduced by complementing the product appearance. A packaging box that can accommodate four bulbs is folded from a single piece of paper, which reduces the additional lining structure, improves the utilization rate of a single piece of paper, and reduces the packaging process. The sizes of the first connecting part 310, the second connecting part 320, the third connecting part 330 and the fourth connecting part 340 can be the same, or the sizes of the first connecting part 310 and the third connecting part 330 are the same and the sizes of the second connecting part 320 and the fourth connecting part 340 are the same, so as to be folded into a quadrilateral shape (such as a cuboid). The folding part adopts an integrated design, so that it can be obtained by cutting a single piece of paper and then folded into an integrated packaging box.

[0070] In this embodiment, the bulb is preset to have a width of w, a length of l, a height of h, and a thickness of t. In the figure, the height of the first connection portion H32 = h + 3t; the height of the second connection portion H31 = h + t; the width of the third connection portion H33 = h + 4t; the width of the fourth cover plate W31 = w + t; the length of the sixth cover plate L31 = l + t, wherein the symmetrical parts have the same size.

[0071] like Fig.15 The figure is a three-dimensional schematic diagram of the first connecting portion 310, the second connecting portion 320, the third connecting portion 330 and the fourth connecting portion 340 after being folded, and no LED bulb is placed at this time;

[0072] like Fig.16 As shown Fig.15 Schematic diagram of the first connecting portion on one side after bending.

[0073] Fig.17 It is a schematic diagram of the second barrier portion and the second bending portion of the second cover plate that can be bent to form a barrier portion.

[0074] Fig.18 It is a three-dimensional schematic diagram of an integrated packaging box after folding paper. Four bulbs (also called light bulbs) can be placed in the packaging box 300. The light bulbs are placed upside down, that is, two adjacent bulbs are placed upside down to improve the utilization rate of the internal space of the packaging box. In this embodiment, the volume of the four bulbs accounts for greater than or equal to 45% of the volume of the entire packaging box. Preferably, it is between 45%-60%. In a preferred embodiment, the volume of the four bulbs accounts for 47% of the volume of the entire packaging box, and the total volume of the four bulbs and the packaging accounts for 60%-65% of the volume of the entire packaging box. The LED bulb can be an LED filament lamp.

[0075] refer to Fig.19 , which is a planar unfolded view of paper for a six-pack integrated packaging box according to an embodiment of the present application. The paper is an integrated integral paper, which includes a first connecting portion 410, a second connecting portion 420, a third connecting portion 430 and a fourth connecting portion 440 connected in sequence. A connecting portion 415 is provided on the side of the first connecting portion 410 away from the second connecting portion 420, and the sub-connecting portion 415 is used to connect or bond the first connecting portion 410 and the fourth connecting portion 440. The first connecting portion 410 (except the sub-connecting portion 415) has substantially the same structure as the third connecting portion 430, and the second connecting portion 420 has the same structure as the fourth connecting portion 440.

[0076] like Fig.19 As shown, a first cover plate 411 is disposed on one side of the first connection portion 410, and a second cover plate 412 is disposed on a side away from the first cover plate 411; a third cover plate 421 is disposed on one side of the second connection portion 420, and a fourth cover plate 422 is disposed on a side away from the third cover plate; a fifth cover plate 431 is disposed on one side of the third connection portion 430, and a sixth cover plate 432 is disposed on a side away from the fifth cover plate 431; a seventh cover plate 441 is disposed on one side of the fourth connection portion 440, and an eighth cover plate 442 is disposed on a side away from the seventh cover plate 441. By folding the first / third / fifth / seventh cover plate and the second / fourth / sixth / eighth cover plate, the paper is folded into a closed quadrilateral structure, and an LED bulb can be placed in the internal space.

[0077] like Fig.19As shown, the second cover plate 412 is provided with a first folding portion 413 on one side away from the first connection portion 410, and the connection line between the two is the first folding line 414; correspondingly, the sixth cover plate 4432 is provided with a second folding portion 433 on one side away from the third connection portion 430, and the connection line between the two is the second folding line 434. The first folding line 414 and the second folding line 434 are parallel to each other and are both inclined, that is, the edge angle α between the first folding line 15 and the first folding portion 413 is less than 90°, and the edge angle β between the second folding line 434 and the second folding portion 433 is less than 90°, and α and β are equal in size. After the first folding portion 413 and the second folding portion 433 are folded along the first folding line 414 and the second folding line 434 respectively, the first folding portion 413 and the second folding portion 433 obliquely divide the internal space of the packaging box, and two LED bulbs can be horizontally staggered on both sides of the first / second folding portion, and the space utilization rate is improved by complementing the appearance of the bulbs, and the packaging volume is reduced. Meanwhile, the first folding portion 413 and the second folding portion 433 are disposed between the two light bulbs to protect the two light bulbs from being damaged due to collision with each other during transportation.

[0078] like Fig.19 As shown, a first bending portion 423 is provided on a side of the fourth cover plate 422 away from the second connection portion 420, a first barrier portion 424 is provided on the first bending portion 423, and the first barrier portion 424 extends to the fourth cover plate 422. Correspondingly, a second bending portion 443 is provided on a side of the eighth cover plate 422 away from the fourth connection portion 440, a second barrier portion 444 is provided on the second bending portion 443, and the second barrier portion 444 extends to the eighth cover plate 442. Fig.19 and Fig.24 As shown, after the first bending portion 423 and the second bending portion 443 are folded, the internal structure of the packaging box is divided into three areas a, b, and c, each of which can accommodate two horizontally staggered LED bulbs. After the first barrier portion 424 and the second barrier portion 444 are folded, they jointly divide the b area obliquely into two parts to accommodate two horizontally staggered complementary LED bulbs, effectively improving space utilization and reducing packaging volume. The percentage of the 6 bulbs in the entire packaging box molding size volume is between 40% and 60%.

[0079] like Fig.19 As shown, the widths of the first bending portion 423 and the second bending portion 443 are both smaller than or equal to the width of the second connecting portion 420 to ensure that the first bending portion 423 and the second bending portion 443 will not affect the closing of the packaging box.

[0080] In this embodiment, the maximum diameter of the bulb is preset to be d, the width is w, the length is l, and the thickness of the packaging paper is t. In the figure, the height of the second connection part H41 = d + t; the height of the third connection part H42 = d + 3t; the width of the third cover plate W41 = w + t; the length of the fifth cover plate L41 = l + t, wherein the symmetrical parts have the same size.

[0081] All structural parts are made of the same paper, without the need for additional material components, effectively increasing paper utilization and reducing costs. At the same time, the packaging box is assembled by folding a single piece of paper, and the folding process is simple and easy to operate.

[0082] Figure 20 to Figure 25 This is a schematic diagram of the specific folding process of the paper.

[0083] like Fig. 20 and 21 As shown, the paper is folded along the connecting line between two adjacent connecting parts to form a square structure with unclosed ends. The width of the first connecting part 410, the second connecting part 420, the third connecting part 430 and the fourth connecting part 440 is not less than the maximum diameter of the LED bulb to ensure that the LED bulb can be fully accommodated.

[0084] First, the first connection part 410 , the second connection part 420 , the third connection part 430 and the fourth connection part 440 are folded in sequence and the first connection part 410 is connected to the fourth connection part 440 by using the sub-connection part 415 .

[0085] Then the first bending portion 423 and the second bending portion 443 are folded, the first partition portion 424 and the second partition portion 444 are bent toward the inner side of the paper, and then the fourth cover plate 422 and the eighth cover plate 442 are folded to a horizontal state, the first bending portion 423 and the second bending portion 443 are vertical and divide the interior of the packaging box into three areas a, b, and c, the first partition portion 424 divides area a into two parts, and the second partition portion 444 divides area b into two parts.

[0086] After the first folding portion 413 and the second folding portion 433 are folded, the second cover plate 412 and the sixth cover plate 432 are folded to be horizontal. The first folding portion 413 and the second folding portion 433 are both vertical and together separate the b area into two parts.

[0087] Finally, the first cover plate 411 , the third cover plate 421 , the fifth cover plate 431 and the seventh cover plate 441 are folded in sequence to complete the assembly of the packaging box.

[0088] refer to Fig.26, showing a planar unfolded view of paper for a six-piece integrated packaging box according to another embodiment of the present application. The integrated packaging box is folded from corrugated paper, which is cut, folded, and glued into a packaging box that can accommodate 6 LED bulbs. Through the optimized design of the packaging box structure, an integrated packaging box that can accommodate 6 bulbs is folded from a single piece of paper. There are no other lining components in the integrated packaging box, which reduces the lining structure and improves the paper utilization rate. In this embodiment, the volume of the six bulbs accounts for greater than or equal to 60% of the volume of the entire integrated packaging box. Preferably, it is between 60%-75%, that is, the space utilization rate of the packaging box is greater than or equal to 60%, and preferably, it is between 60%-75%. The LED bulb can be an LED filament lamp (ST19 type bulb).

[0089] Next, combine the attached Figure 26-Figure 34 To describe the integrated packaging box proposed in this application, which can accommodate six LED bulbs.

[0090] The integrated packaging box paper includes four connecting parts connected in sequence:

[0091] A first connection part 510, a second connection part 520, a third connection part 530 and a fourth connection part 540, wherein the first connection part 510 is at an end on one side, and the fourth connection part 540 is at an end on the other side and is arranged opposite to the first connection part 510, and a side of the first connection part 510 away from the second connection part 520 has a sub-connection part 513, and the sub-connection part 513 is used to connect / gluing the fourth connection part 540 after folding.

[0092] A first cover plate 511 is arranged on one side of the first connection portion 510, and a first spacer portion 5111 is arranged on the first cover plate 511, and the first spacer portion 5111 is roughly located in the middle of the first cover plate 511; a second cover plate 512 is arranged on the other side of the first connection portion 510, and a second spacer portion 5121 is arranged on the second cover plate 512, and the second spacer portion 5121 is roughly located in the middle of the second cover plate 512, and the second spacer portion 5121 has a protrusion 5121a on the side away from the first connection portion 510, and the second spacer portion 5121 is T-shaped.

[0093] A third cover plate 521 extending along the body of the second connecting portion 520 is disposed on one side thereof, and a first barrier portion 521c and a first bending portion 521a that can be bent to form a barrier portion are provided on the third cover plate 521, and an angle between a bending line 521d between the first bending portion 521a and the first folding portion 521b and a center line a of the second connecting portion 520 is less than 90° (e.g., 20-60°). It can also be said that the second connecting portion 420 has a third cover plate 521 on the same side as the first cover plate 511, and a portion of the third cover plate 521 close to the second connecting portion 420 is provided with a first folding portion 521b, and a portion away from the second connecting portion 420 is provided with a first bending portion 521a, and a portion of the first barrier portion 521c is provided on the first bending portion 521a, and another portion is provided on the first folding portion 521b. The other side of the second connection part 520 is provided with a fourth cover plate 522 extending along the body thereof, and the fourth cover plate 522 is provided with a second barrier part 522c and a second bending part 522a which can be bent to form a barrier part, and a bending line 522d between the second bending part 522a and the second folding part 522b is parallel or substantially parallel to the bending line 521d of the first bending part 521a. It can also be said that the second connection part 420 has a fourth cover plate 522 on the same side as the second cover plate 521, and the portion of the fourth cover plate 522 close to the second connection part 420 is provided with a second folding part 522b, and the portion away from the second connection part 420 is provided with a second bending part 522a, and a part of the second barrier part 522c is provided on the second bending part 522a, and the other part is provided on the second folding part 522b.

[0094] The third connection portion 530 has a fifth cover plate 531 on one side and a sixth cover plate 532 on the other side. The fifth cover plate 531 and the sixth cover plate 532 are symmetrically designed along the third connection portion 530 .

[0095] A seventh cover plate 541 (designed on the same side as the third cover plate) extending along its main body is provided on one side of the fourth connecting portion 540, and a third partition portion 541c and a third bending portion 541a that can be bent into a partition portion are provided on the seventh cover plate 541, and a bending line 541d and a bending line 521d between the third bending portion 541a and the third folding portion 541b are symmetrically arranged along the fifth cover plate 531, and the combination of the two is in a trumpet shape; an eighth cover plate 542 is provided on the other side of the fourth connecting portion 540 and extending along its main body, and a fourth partition portion 542c and a fourth bending portion 542a that can be bent into a partition portion are provided on the eighth cover plate 542, and a bending line 542d and a bending line 522d between the fourth bending portion 542a and the fourth folding portion 542b are symmetrically arranged along the sixth cover plate 532. The fourth connection portion 540 and the second connection portion 520 are symmetrical with respect to a straight line where the fifth cover plate 531 , the third connection portion 530 , and the sixth cover plate 532 are located.

[0096] In one embodiment, a tear line is provided on at least one of the fifth cover plate 531 and the sixth cover plate 532. In this embodiment, the length of the first connecting portion 510 along the a-line direction is 160 mm, and the height is 146 mm (perpendicular to the a-line direction), the length of the second connecting portion 520 along the a-line direction is 107 mm, and the height of the third folding portion 530 including the fifth cover plate 531 and the sixth cover plate 532 (perpendicular to the a-line direction) is 360 mm in total. It can also be said that the first direction (a-line direction) represents the connection direction of the first connecting portion, the second connecting portion, the third connecting portion, and the fourth connecting portion, and the second direction represents the direction perpendicular to the first direction.

[0097] In this embodiment, the bulb is preset to have a width of w, a length of l, a height of h, and a thickness of t. In the figure, the height of the first connection portion H52 = h + 3t; the height of the second connection portion H31 = h + t; the height of the third connection portion H33 = h + 4t; the width of the fourth cover plate W31 = w + t; the length of the sixth cover plate L31 = l + t, wherein the symmetrical parts have the same size.

[0098] Next, combine Figure 27-Figure 34 To describe the folding process of the paper:

[0099] like Fig. 27 The figure shows the schematic diagram of the first connecting portion 510, the second connecting portion 520, the third connecting portion 530 and the fourth folding portion 540 after being connected. The second bending portion 522a, the second folding portion 522b and the second barrier portion 522c

[0100] refer to Fig.28 , the fourth cover plate 522 and the eighth cover plate 542 are folded, wherein the second folding portion 522b and the fourth folding portion 542b are folded to a degree perpendicular or approximately perpendicular to the second connecting portion 520 and the fourth connecting portion 540, and the second bending portion 522a, the second barrier portion 522c, the fourth bending portion 544a and the fourth barrier portion 544c are folded toward the internal space side of the box body.

[0101] refer to Fig.29 After the fourth cover plate 522 and the eighth cover plate 542 are folded, the second cover plate 512 is bent to a degree perpendicular or substantially perpendicular to the first connecting portion 510, and the second spacer 5121 together with its protrusion 5121a is bent toward the inside of the box body, wherein the protrusion 5121a is clamped in the second bending portion 522a and the fourth bending portion 544a of the box body away from the second connecting portion 520 and the fourth connecting portion 540 to strengthen the connection strength inside the box body; finally, the sixth cover plate 532 is fixed to the packaging box by using white glue or other connection and fixing methods. The folded box body is as shown in FIG. Fig.30 shown.

[0102] refer to Fig.31 and Fig.32 Operate on the other side of the box body, first bend the third cover plate 521 and the seventh cover plate 541, and bend the first barrier portion 521c, the third barrier portion 541c, the first bending portion 521a and the third bending portion 541a into the box body in the same way as the fourth cover plate 522 and the eighth cover plate 542; then refer to Fig.33 The spacer 5111 on the first cover plate 511 is bent into the box body (bent and protruded toward the inner space of the box body) to match the assembly structure on the other side of the box body to fix the position of the six bulbs in the box body to avoid friction and collision between them; finally, Fig.34 As shown, the fifth cover plate 531 is closed by white glue or other fixing methods to form a complete integrated packaging box structure 500.

[0103] With such a design, in the integrated packaging box after folding, the fourth partition part 542c and the second partition part 522c protrude inside the packaging box, and the end side of the fourth partition part 542c and the end side of the second partition part 522c are in contact with the protrusion 5121a of the second partition part 5121 to form an inner lining. The fourth bending part 542a and the second bending part 522a divide one side into three sub-spaces, and the second partition part 522c, the fourth partition part 542c and the protrusion 5121a further divide the three sub-spaces into six sub-spaces, which can accommodate six bulbs placed in an inverted complementary manner. Specifically, two adjacent bulbs are placed in an inverted complementary manner. Under this structure, an integrated design is adopted, which can be obtained by cutting a single sheet of paper and then folded into the following: Fig.34 The packaging box shown in the figure reduces the additional lining structure, improves the utilization rate of a single sheet of paper, and reduces the packaging process.

[0104] It should be noted that the various technical features of the above-mentioned embodiments, such as "first connecting part", "second connecting part", "third connecting part", "fourth connecting part", "first cover plate", "second cover plate", "third cover plate", "fourth cover plate", "fifth cover plate", "sixth cover plate", "seventh cover plate", "eighth cover plate", etc. can be combined arbitrarily. In order to make the description concise, not all possible combinations of the technical features in the above-mentioned embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be deemed to be within the scope of this specification.

[0105] The above embodiments are only for illustrating the technical concept and features of the present application, and their purpose is to enable people familiar with the technology to understand the content of the present application and implement it accordingly, and they cannot be used to limit the protection scope of the present application. Any equivalent transformation or modification made according to the spirit of the present application shall be included in the protection scope of the present application.

Claims

1. A paper for an integrated packaging box, characterized in that , the paper is an integrated whole sheet of paper, which includes a first connecting part, a second connecting part, a third connecting part and a fourth connecting part connected in sequence; A sub-connection portion is provided on a side of the first connection portion away from the connection with the second connection portion, and the sub-connection portion is used to connect to the fourth connection portion when the paper sheets are combined to form a packaging box; A first cover plate having a first spacing portion is disposed on one side of the first connecting portion, and a second cover plate having a second spacing portion is disposed on the other side opposite thereto, wherein a protrusion is disposed on a side of the second spacing portion away from the first connecting portion; The second connecting portion has a third cover plate on the same side as the first cover plate, the third cover plate includes a first folding portion, a first bending portion and a first barrier portion, wherein the first folding portion is arranged at a position close to the second connecting portion, the first bending portion is arranged at a position far away from the second connecting portion, a part of the first barrier portion is arranged on the first bending portion, and another part is arranged on the first folding portion, and a first bending line is provided between the first folding portion and the first bending portion; The second connecting portion has a fourth cover plate on the same side as the second cover plate, the fourth cover plate includes a second folding portion, a second bending portion and a second barrier portion, wherein the second folding portion is arranged at a position close to the second connecting portion, the second bending portion is arranged at a position far away from the second connecting portion, a part of the second barrier portion is arranged on the second bending portion, and another part is arranged on the second folding portion, and a second bending line is provided between the second folding portion and the second bending portion; The third connection portion has a fifth cover plate on the same side as the third cover plate, and a sixth cover plate on the same side as the fourth cover plate, and the fifth cover plate and the sixth cover plate are symmetrical about the third connection portion; The fourth connection portion is symmetrical with the second connection portion about the straight line where the fifth cover plate, the third connection portion and the sixth cover plate are located, and the fourth connection portion has a seventh cover plate corresponding to the third cover plate and an eighth cover plate corresponding to the fourth cover plate, wherein the third folding portion, the third bending portion and the third barrier portion of the seventh cover plate respectively correspond to the first folding portion, the first bending portion and the first barrier portion of the third cover plate, and the fourth folding portion, the fourth bending portion and the fourth barrier portion of the eighth cover plate respectively correspond to the second folding portion, the second bending portion and the second barrier portion of the fourth cover plate.

2. The paper for an integrated packaging box according to claim 1, characterized in that: The first bending line is arranged in parallel with the second bending line.

3. The paper for an integrated packaging box according to claim 1, characterized in that: The second spacer is in a "T" shape.

4. The paper for an integrated packaging box according to claim 1, characterized in that: A tear line is disposed on at least one of the fifth cover plate and the sixth cover plate.

5. The paper for an integrated packaging box according to claim 1, characterized in that: The connection direction of the first connecting part, the second connecting part, the third connecting part and the fourth connecting part is the first direction, the direction perpendicular to the first direction is the second direction, and the length of the first connecting part along the second direction is the product placement height plus three times the thickness of the paper used for the packaging box.

6. The paper for an integrated packaging box according to claim 5, characterized in that: The length of the second connecting portion along the second direction is the product placement height plus one times the thickness of the paper used for the packaging box, and the width of the third cover plate and the fourth cover plate along the first direction is the product placement width plus one times the thickness of the paper used for the packaging box.

7. The paper for an integrated packaging box according to claim 6, characterized in that: The height of the third connecting portion along the second direction is the product placement height plus four times the thickness of the paper used for the packaging box, and the length of the fifth cover plate and the sixth cover plate along the first direction is the product placement length plus one times the thickness of the paper used for the packaging box.

8. A packaging box, made of the paper for packaging box according to any one of claims 1 to 7, used to accommodate a bulb lamp, characterized in that: include: The protruding portion of the second spacing portion is clamped on one end of the second bending portion and the fourth bending portion away from the second connecting portion and the fourth connecting portion.

9. The packaging box according to claim 8, characterized in that: The first spacing portion, the second spacing portion, the first bending portion, the second bending portion, the third bending portion, the fourth bending portion, the first barrier portion, the second barrier portion, the third barrier portion and the fourth barrier portion are all bent and protruded toward the inner space of the box body.

10. The packaging box according to claim 9, characterized in that: The accommodating space formed by the packaging box is used for placing two adjacent bulbs in an inverted and complementary manner.

11. The packaging box according to claim 10, characterized in that: The space utilization rate of the packaging box is greater than or equal to 60%.

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