CN212290754U - Self-locking bottom with bottom support structure and box blank - Google Patents
Self-locking bottom with bottom support structure and box blank Download PDFInfo
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- CN212290754U CN212290754U CN202020950004.7U CN202020950004U CN212290754U CN 212290754 U CN212290754 U CN 212290754U CN 202020950004 U CN202020950004 U CN 202020950004U CN 212290754 U CN212290754 U CN 212290754U
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- locking
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- edge
- side wall
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Abstract
The utility model discloses a from locking end and box base with end holds in palm structure, including the locking unit that draws together two adjacent settings at the end of the self-locking, each locking unit includes and connects locking portion and box film on the bottom edge of adjacent side wall board through the crease line respectively, wherein: each locking part comprises a bottom support lower sheet, a bottom support supporting sheet, a bottom support upper sheet and an adhesive sheet which are sequentially connected through crease lines, the bottom support lower sheet is connected to the corresponding side wall plate through the crease lines, and the self-locking structure adhesive sheet is connected to the locking edge, close to the box bottom sheet, on the bottom support lower sheet through a connecting crease line; the box bottom plate is a triangle-like plate with an arc edge; when the self-locking structure adhesive sheet is adhered to the adjacent box bottom sheet, the bottom support lower sheet and the box bottom sheet form a locking sheet, and the end part of the locking edge and the arc-shaped edge form a locking hook. The self-locking bottom can realize self-forming and self-locking, is firstly bonded in a flat plate state and then formed in a three-dimensional manner, and is convenient to transport.
Description
Technical Field
The utility model relates to the technical field of packaging boxes, in particular to a self-locking bottom and box blank with a bottom support structure.
Background
The current packing carton of taking up bottled, filling class article all need have the buffer structure of a bottom, prevents that fragile class article direct contact bottoms such as bottle, jar from taking place to damage, and some take foaming class buffer material in these packing cartons at present, perhaps solitary paper buffering part, no matter which kind of form, these collet structures all need the isolated production, assemble the shaping again, comparatively take a lot of work and time to be unfavorable for the recovery of carton.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a self-locking end with a bottom support structure, which aims at solving the problems of time and labor waste and environmental pollution caused by the assembly of the paper box bottom support structure in the prior art.
Another object of the present invention is to provide a blank with said self-locking bottom.
For realizing the utility model discloses a technical scheme that the purpose adopted is:
a self-locking bottom with a bottom bracket structure, comprising two adjacently arranged locking units, each locking unit comprising a locking portion and a box bottom sheet connected to the bottom edges of adjacent side wall panels by a crease line, respectively, wherein:
each locking part comprises a bottom support lower sheet, a bottom support supporting sheet, a bottom support upper sheet and an adhesive sheet which are sequentially connected through crease lines, the bottom support lower sheet is connected to the corresponding side wall plate through the crease lines, the self-locking structure adhesive sheet is connected to a locking edge, close to the box bottom sheet, on the bottom support lower sheet through a connecting crease line, the length of the connecting crease line is smaller than that of the locking edge, and the end part of the locking edge and the edge of the self-locking structure adhesive sheet enclose to form a hook;
the box bottom plate is a triangle-like plate with an arc edge;
when the self-locking structure adhesive sheet is adhered to the adjacent box bottom sheet, the bottom support lower sheet and the box bottom sheet form a locking sheet, the end part of the locking edge and the arc-shaped edge form a locking hook, and when the four side wall plates are folded into a quadrangular shape, the two locking sheets are locked through the two locking hooks.
In the technical scheme, the bottom support lower sheet is a trapezoid-like structure sheet, the long bevel edge of the trapezoid-like structure sheet is the locking edge, a protruding edge is formed at the end part of the long bevel edge, and the protruding edge and the edge of the self-locking structure adhesive sheet are enclosed to form a hook.
In the technical scheme, the bottom support upper piece is an L-shaped piece.
In the above technical solution, the connection cut line is located in the middle of the locking edge, and a gap is formed between one end of the self-locking structure adhesive sheet and the bottom edge of the corresponding side wall plate.
The utility model discloses an on the other hand, a box base with from bottom of locking structure, including four lateral wall boards that loop through the crease line and be connected, through the crease line connect in box lid portion on the lateral wall board top edge, and from the lock end, wherein:
the four side wall plates are respectively a first side wall plate, a front plate, a second side wall plate and a rear plate; the box bottom sheet and the locking part of one locking unit are respectively connected to the bottom edges of the first side wall plate and the front plate, the box bottom sheet and the locking part of the other locking unit are respectively connected to the bottom edges of the second side wall plate and the rear plate, and the side edges of the rear plate are connected with adhesive joints through crease lines.
In the above technical scheme, first side wallboard and second side wallboard are the same rectangle board of big size shape, front bezel and back plate are the same rectangle board of big size shape.
In the above technical scheme, lid portion including connect through the crease line connect in first lid on the first side wallboard top edge inserts the front flap, connect through the crease line connect in spacer on the front bezel top edge, connect through the crease line connect in second lid on the second side wallboard top edge inserts the front flap, connect through the crease line connect in box cover piece on the back plate top edge, be connected with the inserted sheet through the crease line on the edge of box cover piece, the spacer includes the flat spacer of side spacer that is connected through the crease line.
In the above technical solution, the flat positioning sheet is formed with a positioning hole.
In the above technical scheme, the positioning hole is circular.
In the technical scheme, notches are formed at the corner positions of the flat positioning sheets.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a can realize from the shaping along with the shaping of box body at the bottom of the lock, and lock at the bottom and lateral wall board be a body structure, need not extra processing or installation, equipment labour saving and time saving, simultaneously the utility model discloses a be the adobe structure at the bottom of the auto-lock, energy-concerving and environment-protective, the non-staining environment.
2. The utility model discloses a from the lock bottom has the collet structure, has good buffering shock attenuation performance, and the breakable product of splendid attire of being convenient for, such as glass bottle etc. can realize the self-locking closure from the lock bottom in addition, and the box bottom steadiness that the concatenation formed is high.
3. The utility model discloses a box base is through two steps of shaping, and one step is bonding under the flat attitude, and one step is three-dimensional forming, so make the box base cut the shaping after, the bonding becomes the flat state, transports the upper ledge under the flat attitude, when needing to use, fold forming, labour saving and time saving.
Drawings
Fig. 1 is a schematic structural view of a self-locking bottom in embodiment 1.
Fig. 2 is a schematic structural view of a blank with a self-locking bottom structure according to example 2.
FIG. 3 is a schematic view showing the structure of step 1 in the bonding of a blank in a flat plate state in the molding of a box.
FIG. 4 is a schematic view showing the structure of step 2 in the bonding in a flat plate state in the blank forming A.
FIG. 5 is a schematic view showing the structure of step 3 in the bonding in a flat plate state in the blank forming A.
Fig. 6 is a schematic view showing the structure of step 4 in the bonding in the flat state in the blank forming a.
Fig. 7 is a schematic structural view of the self-locking bottom after the blank forming B and the three-dimensional forming (for convenience of illustration, the self-locking bottom is opened).
In the figure: 1-box bottom sheet, 2-bottom support bottom sheet, 3-bottom support sheet, 4-bottom support top sheet, 5-bottom support adhesive sheet, 6-self-locking structure adhesive sheet, 7-arc edge, 8-locking edge, 9-convex edge, 10-connecting cutting line, 11-first side wall plate, 12-front plate, 13-second side wall plate, 14-rear plate, 15-adhesive joint, 16-first cover insertion flap, 17-positioning sheet, 18-second cover insertion flap, 19-box cover sheet, 20-insertion sheet, 21-positioning hole,
a-hook
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
A self-locking bottom with a bottom bracket structure, comprising two adjacently arranged locking units, each locking unit comprising a locking portion and a box bottom 1 connected to the bottom edge of an adjacent side wall panel B by a crease line, respectively, wherein:
each locking part comprises a bottom support lower sheet 2, a bottom support sheet 3, a bottom support upper sheet 4 and an adhesive sheet 5 which are connected in sequence through crease lines, the bottom support lower sheet 2 is connected to a corresponding side wall plate through the crease lines, a self-locking structure adhesive sheet 6 is connected to a locking edge 8, close to the box bottom sheet 1, on the bottom support lower sheet 2 through a connecting crease line 10, the length of the connecting crease line 10 is smaller than that of the locking edge 8, and the end part of the locking edge 8 and the edge of the self-locking structure adhesive sheet 6 enclose to form a hook a;
the box bottom plate 1 is a triangle-like plate with one edge being an arc edge 7;
when the self-locking structure adhesive sheet 6 is adhered to the adjacent box bottom sheet 1, the bottom support lower sheet 2 and the box bottom sheet 1 form locking sheets, the end part of the locking edge 8 and the arc-shaped edge 7 form a locking hook, and when four side wall plates of the box body are folded into a quadrangular shape, the two locking sheets are locked through the two locking hooks.
The forming process of the self-locking bottom comprises the following steps:
a, bonding in a flat plate state:
step 4, along with 180-degree folding of the side wall plate, the self-locking structure adhesive sheet 6 is adhered to the box bottom sheet 1;
b, three-dimensional forming:
along with the 90-degree folding of the side wall plate, the two locking units are self-formed under the stretching force of the unfolding of the side wall plate, the locking hooks of the two locking pieces are mutually hooked and locked to form locking, and the upper bottom support piece 4 of each locking unit is positioned right above the lower bottom support piece 2 to form a bottom support.
The lock bottom structure not only can be self-locked, but also can be supported by the bottom support supporting sheet 3 after being three-dimensionally formed, and the bottom support upper sheet 4 is positioned right above the bottom support lower sheet 2, so that the bottom support structure is formed, and the lock bottom structure has a good buffering function.
Furthermore, the bottom support lower sheet 2 is a trapezoid-like structure sheet, the long bevel edge of the trapezoid-like structure sheet is the locking edge 8, a protruding edge 9 is formed at the end part of the long bevel edge, and the protruding edge 9 and the edge of the self-locking structure adhesive sheet 6 are enclosed to form a hook A.
Furthermore, the upper bottom support pieces 4 are L-shaped pieces, so that the two upper bottom support pieces 4 do not interfere with each other when the two locking units are interlocked. The corners of the L-shaped pieces are rounded corners.
Further, the connecting score line 10 is located in the middle of the locking edge 8. Therefore, a space is formed between one end of the self-locking structure adhesive sheet 6 and the bottom edge of the corresponding side wall plate, the side wall plate is convenient to fold and form by 90 degrees, and the self-locking structure adhesive sheet 6 is prevented from interfering the folding of the side wall plate.
Example 2
A blank with a self-locking bottom structure comprising four side wall panels connected in series by crease lines, a lid portion connected to the top edges of the side wall panels by crease lines, and a self-locking bottom as in embodiment 1, wherein:
the four side wall plates are respectively a first side wall plate 11, a front plate 12, a second side wall plate 13 and a rear plate 14; the box bottom 1 and the locking portion of one locking unit are connected to the bottom edges of the first side wall panel 11 and the front panel 12, respectively, the box bottom 1 and the locking portion of the other locking unit are connected to the bottom edges of the second side wall panel 13 and the rear panel 14, respectively, and the side edges of the rear panel 14 are connected to adhesive joints 15 by crease lines.
The forming method of the box blank comprises the following steps:
a, bonding in a flat plate state:
step 4, folding the adhesive joint 15 by 180 degrees, coating adhesive on the upper surface of the adhesive joint 15, folding the second side wall plate 13 and the rear plate 14 by 180 degrees along a crease line between the front plate 12 and the second side wall plate 13, wherein the adhesive joint 15 is adhered to the first side wall plate 11 at the moment, and the self-locking structure adhesive sheet 6 is adhered to the box bottom plate 1;
after the step, the box blank is in a flat plate state;
b, three-dimensional forming:
And 2, folding the box cover part to cover the top opening formed by the surrounding of the four side wall plates.
Furthermore, the front plate 12 and the rear plate 14 are rectangular plates with the same size and shape, the first side wall plate 11 and the second side wall plate 13 are rectangular plates with the same size and shape, and the formed box body is a quadrangular or cuboid box body.
Example 3
In this embodiment, the structure of the lid unit is further described in addition to embodiment 2.
The box cover portion comprises a first cover insertion flap 16 connected to the top edge of the first side wall panel 11 by a crease line, a positioning flap 17 connected to the top edge of the front panel 12 by a crease line, a second cover insertion flap 18 connected to the top edge of the second side wall panel 13 by a crease line, a box cover flap 19 connected to the top edge of the rear panel 14 by a crease line, a tab 20 connected to the edge of the box cover flap 19 by a crease line, the positioning flap 17 comprising a side positioning flap 17a and a flat positioning flap 17b connected by a crease line, the flat positioning flap 17b being formed with a positioning hole 21;
and B, the step 2 in the three-dimensional forming comprises the following steps:
s1, folding the positioning piece 17b 90 degrees along the crease line between the positioning piece 17b and the side positioning piece 17a to make it perpendicular to the side positioning piece 17a, folding the positioning piece 17 180 degrees along the crease line between the positioning piece 17a and the front plate 12, and attaching the side positioning piece 17a to the inner side of the front plate 12;
s2, folding the first cover insertion flap 16 and the second cover insertion flap 18 by 90 degrees;
s3, folding the inserting sheet 20 along the folding line 90 degrees between the inserting sheet 20 and the box cover sheet 19, folding the box cover sheet 19 along the folding line 90 degrees between the box cover sheet 19 and the back plate 14, completing the covering, and attaching the inserting sheet 20 to the inner side of the front plate 12.
Furthermore, the positioning hole 21 is circular to fix the top of the bottle body.
Furthermore, the position of the corner of the flat positioning piece 17b is formed with a notch to facilitate the opening of the positioning piece 17.
Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used in the embodiments for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A self-locking bottom with a bottom bracket structure, comprising two adjacently arranged locking units, each locking unit comprising a locking portion and a box bottom sheet connected to the bottom edges of adjacent side wall panels by a crease line, respectively, wherein:
each locking part comprises a bottom support lower sheet, a bottom support supporting sheet, a bottom support upper sheet and an adhesive sheet which are sequentially connected through crease lines, the bottom support lower sheet is connected to the corresponding side wall plate through the crease lines, the self-locking structure adhesive sheet is connected to a locking edge, close to the box bottom sheet, on the bottom support lower sheet through a connecting crease line, the length of the connecting crease line is smaller than that of the locking edge, and the end part of the locking edge and the edge of the self-locking structure adhesive sheet enclose to form a hook;
the box bottom plate is a triangle-like plate with an arc edge;
when the self-locking structure adhesive sheet is adhered to the adjacent box bottom sheet, the bottom support lower sheet and the box bottom sheet form a locking sheet, the end part of the locking edge and the arc-shaped edge form a locking hook, and when the four side wall plates are folded into a quadrangular shape, the two locking sheets are locked through the two locking hooks.
2. The self-locking shoe with shoe structure of claim 1, wherein said shoe lower piece is a trapezoid-like piece, the long oblique side of said trapezoid-like piece is said locking edge, and the end of said long oblique side forms a protruding edge which forms a hook with the edge of said self-locking adhesive sheet.
3. The self-locking bottom with bottom bracket structure as recited in claim 1, wherein said bottom bracket upper piece is an "L" shaped piece.
4. The self-locking base with mounting structure of claim 1, wherein said attachment cut line is located at the middle of said locking edge, and a space is formed between one end of said self-locking adhesive sheet and the bottom edge of the corresponding side wall plate.
5. A blank for a box having a self-locking bottom structure comprising four side wall panels connected in series by crease lines, a lid portion connected to the top edges of said side wall panels by crease lines, and a self-locking bottom according to any one of claims 1 to 4, wherein:
the four side wall plates are respectively a first side wall plate, a front plate, a second side wall plate and a rear plate; the box bottom sheet and the locking part of one locking unit are respectively connected to the bottom edges of the first side wall plate and the front plate, the box bottom sheet and the locking part of the other locking unit are respectively connected to the bottom edges of the second side wall plate and the rear plate, and the side edges of the rear plate are connected with adhesive joints through crease lines.
6. The blank with a self-locking bottom structure of claim 5, wherein the first side wall panel and the second side wall panel are rectangular panels having the same size and shape, and the front panel and the rear panel are rectangular panels having the same size and shape.
7. The blank with a self-locking bottom structure of claim 5, wherein the lid portion comprises a first lid insertion flap connected to the top edge of the first side wall panel by a crease line, a positioning tab connected to the top edge of the front panel by a crease line, a second lid insertion flap connected to the top edge of the second side wall panel by a crease line, a lid sheet connected to the top edge of the back panel by a crease line, the lid sheet having a tab connected to an edge of the lid sheet by a crease line, the positioning tab comprising a side positioning tab and a flat positioning tab connected by a crease line.
8. The blank with self-locking bottom structure according to claim 7, wherein said flat positioning tab has a positioning hole formed therein.
9. The blank with self-locking bottom structure according to claim 8, wherein said positioning hole is circular.
10. The blank with self-locking bottom structure according to claim 7, wherein the flat positioning piece is formed with notches at corner positions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020950004.7U CN212290754U (en) | 2020-05-29 | 2020-05-29 | Self-locking bottom with bottom support structure and box blank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020950004.7U CN212290754U (en) | 2020-05-29 | 2020-05-29 | Self-locking bottom with bottom support structure and box blank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212290754U true CN212290754U (en) | 2021-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020950004.7U Expired - Fee Related CN212290754U (en) | 2020-05-29 | 2020-05-29 | Self-locking bottom with bottom support structure and box blank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212290754U (en) |
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2020
- 2020-05-29 CN CN202020950004.7U patent/CN212290754U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210105 |