Packaging buffer paper convenient to self-lock, production mold and packaging material
By designing a self-locking structure on the paper cushioning material, the problem of the paper cushioning material spreading out under high-frequency shaking is solved, ensuring the stability and cushioning effect of the packaged items.
Patent Information
- Application Number
- CN202423215766.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-25
- Publication Date
- 2025-11-21
- Estimated Expiration
- 2034-12-25
AI Technical Summary
Traditional paper cushioning materials are prone to disintegration under high-frequency shaking, resulting in reduced protective effect.
The design features a centrally symmetrical first and second locking section, which forms a self-locking structure through a slit, combined with an intermediate transition section to ensure tensile deformation rate and buffering effect.
This ensures that the paper cushioning material does not easily fall apart after wrapping items, maintaining good cushioning performance.
Smart Images
Figure CN223575144U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to packing buffer, especially a packing buffer paper convenient for self locking, production mould and packing material. BACKGROUND
[0002] Packing buffer refers to the material with certain protection function taken to reduce the impact and vibration of the inner package and protect it from damage. Traditional buffer materials include foam pad, bubble film, etc. However, these materials are plastic products and are difficult to recycle, causing environmental pollution. New packing buffer adopts paper buffer material, such as folding buffer paper, reel buffer paper and honeycomb paper, etc. which has environmental advantages. Among them, honeycomb paper can be used to fill the packaging gap like folding buffer paper and reel buffer paper, avoiding the shaking of the goods during transportation and causing damage. It can also be used to wrap the goods. The stretched honeycomb paper is in 3D honeycomb shape, which can well buffer the impact received by the wrapped goods. Then under the condition of high frequency shaking, the outer wrapped honeycomb paper is easy to scatter, greatly reducing the protection effect. SUMMARY
[0003] In view of the above problems, the utility model provides a packing buffer paper convenient for self locking, which is formed by the center symmetry of the first locking section and the second locking section, and the self locking structure is formed by mutual engagement in use. The intermediate transition section between the first locking section and the second locking section ensures that the buffer paper has sufficient tensile deformation rate and buffering effect.
[0004] To solve the technical problem, the utility model adopts the following scheme:
[0005] A packing buffer paper convenient for self locking, comprising a paper sheet, the paper sheet has a plurality of slits, the slits include a first locking section, an intermediate transition section and a second locking section, wherein the first locking section and the second locking section are center symmetric with the midpoint of the intermediate transition section as the center of symmetry;
[0006] The length of the first locking section is X, the length of the intermediate transition section is Y, then X >= 2Y >= 0, or 2Y >= X >= Y > 0;
[0007] The head and tail of adjacent slits are connected to form a row, so that the imaginary extension line of the first locking section of one slit intersects with the second locking section of another slit;
[0008] Different rows are parallel to each other, and the extension direction of the row is parallel to the imaginary connecting line between the midpoints of the intermediate transition sections of the slits in the same row.
[0009] Further, the first locking section and the second locking section are composed of first linear sections and second linear sections with different extension directions.
[0010] Further, the first linear segment and the second linear segment are straight lines, and the included angle formed by the first linear segment and the second linear segment is 90-150°.
[0011] Further, in the first locking segment and the second locking segment of the same slit, the first linear segment and the second linear segment are connected perpendicularly, the intermediate transition segment is a straight line, and the first linear segment and the second linear segment connected with the intermediate transition segment are both perpendicular to the intermediate transition segment.
[0012] Further, the included angle between the first linear segment and the second linear segment connected with the intermediate transition segment is 90-135°.
[0013] Further, the first locking segment and the second locking segment are composed of first linear segments, second linear segments and third linear segments with different extension directions, wherein the included angle formed by the first linear segment at the free end and the second linear segment is 120-150°, the included angle formed by the second linear segment and the third linear segment is 120-150°, and the included angle formed by the third linear segment and the intermediate transition segment is 120-150°.
[0014] Further, the first locking segment and the second locking segment are circular arcs, and the circular arc end of the first locking segment of a slit intersects with the imaginary line connecting the two end points of the circular arc of the second locking segment of the adjacent slit.
[0015] Based on the same inventive concept, the utility model also provides a production mold, which can form the slit of the self-locking packaging cushion paper on a paper sheet.
[0016] Based on the same inventive concept, the utility model also provides a packaging material, which comprises the self-locking packaging cushion paper.
[0017] By adopting the foregoing technical scheme, compared with the prior art, the self-locking structure formed by the slit on the paper sheet is interlocked when stretched, so that the packaging cushion paper is not easy to spread when wrapping an article.
[0018] Further, the length of the first locking segment and the second locking segment is equal, and the length of the first locking segment, the second locking segment and the intermediate transition segment satisfies X>2Y>0 or 2Y>X>Y>0, which can ensure the firmness of the self-locking structure and take into account the stretchability of the paper sheet. BRIEF DESCRIPTION OF DRAWINGS
[0019] Figure 1Is the packaging buffer paper structure schematic diagram of the embodiment 1 provided by the utility model is convenient for self locking;
[0020] Figure 2 Is the packaging buffer paper structure schematic diagram of the embodiment 2 provided by the utility model is convenient for self locking;
[0021] Figure 3 Is the packaging buffer paper structure schematic diagram of the embodiment 3 provided by the utility model is convenient for self locking;
[0022] Figure 4 Is the packaging buffer paper structure schematic diagram of the embodiment 4 provided by the utility model is convenient for self locking. DETAILED DESCRIPTION
[0023] The technical scheme of the utility model will be described clearly and completely in combination with the drawings and specific embodiments, but the person skilled in the art will understand that the following described embodiments are part of the embodiments of the utility model, instead of all the embodiments, are only used to illustrate the utility model, and should not be regarded as limiting the scope of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the scope of protection of the utility model. The specific conditions not noted in the embodiments are carried out according to the conventional conditions or the conditions suggested by the manufacturer. The reagents or instruments used are not noted by the manufacturer, and are all conventional products that can be obtained by market purchase.
[0024] In the description of the utility model, it needs to be explained that the orientation or position relation indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is based on the orientation or position relation shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as limiting the utility model. The indicated device or element must have a particular orientation, a particular orientation and operation, so it cannot be understood as limiting the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.
[0025] In the description of the utility model, it needs to be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected;It can be mechanical connection, or electrical connection;It can be directly connected, or indirectly connected through an intermediate medium, or the communication inside two elements. For the person skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.
[0026] Embodiment 1:
[0027] ReferenceFigure 1 A self-locking packaging cushion paper, comprising a paper sheet 10, the paper sheet 10 has a plurality of slits 20, the slit 20 comprises a first locking section 21, an intermediate transition section 22 and a second locking section 23, wherein the first locking section 21 and the second locking section 23 are centrally symmetric with the midpoint of the intermediate transition section 22 as the center of symmetry; the length of the first locking section 21 is set as X, and the length of the intermediate transition section 22 is set as Y, then X>2Y>0; the head and tail of adjacent slits 20 are connected to form a row, so that the imaginary extension line of the first locking section 21 of one slit 20 intersects with the second locking section 23 of another adjacent slit 20; different rows are parallel to each other, and the extension direction of the row is parallel to the imaginary connecting line AB between the midpoints of the intermediate transition sections 22 of the slits 20 in the same row.
[0028] In this embodiment, the slit 20 is approximately a transversely laid down number "2", specifically, the first locking section 21 and the second locking section 23 are composed of first linear sections and second linear sections with different extension directions, the first linear sections and the second linear sections are straight lines, the first linear sections and the second linear sections are connected perpendicularly, the intermediate transition section 22 is a straight line, and the first linear sections and the second linear sections connected with the intermediate transition section 22 are both perpendicular to the intermediate transition section 22.
[0029] When in use, the paper sheet 10 is stretched in the horizontal direction or the vertical direction, the slit 20 is opened, the first locking section 21 and the second locking section 23 deviate from the plane where the paper sheet 10 is located, forming an array of protrusions, at this time, the paper sheet 10 is wound, the first locking section 21 and the second locking section 23 of different rows will bite each other to form a self-locking structure, so that it is not easy to spread after wrapping the article.
[0030] Embodiment 2:
[0031] Reference Figure 2 A self-locking packaging cushion paper, comprising a paper sheet 10, the paper sheet 10 has a plurality of slits 20, the slit 20 comprises a first locking section 21, an intermediate transition section 22 and a second locking section 23, wherein the first locking section 21 and the second locking section 23 are centrally symmetric with the midpoint of the intermediate transition section 22 as the center of symmetry; the length of the first locking section 21 is set as X1, and the length of the intermediate transition section 22 is set as Y, then 2Y>X>Y>0; the head and tail of adjacent slits 20 are connected to form a row, so that the imaginary extension line of the first locking section 21 of one slit 20 intersects with the second locking section 23 of another adjacent slit 20; different rows are parallel to each other, and the extension direction of the row is parallel to the imaginary connecting line AB between the midpoints of the intermediate transition sections 22 of the slits 20 in the same row.
[0032] The first locking section 21 and the second locking section 23 are substantially trapezoidal in this embodiment. Specifically, the first locking section 21 and the second locking section 23 are composed of first linear sections and second linear sections extending in different directions, the first linear sections and the second linear sections are straight lines, the included angle formed by the first linear sections and the second linear sections is 120°, and the included angle between the first linear sections and the second linear sections connected with the middle transition section 22 and the middle transition section is 135°.
[0033] When the paper sheet 10 is stretched in the horizontal direction or the vertical direction during use, the slits 20 are opened, the first locking sections 21 and the second locking sections 23 deviate from the plane where the paper sheet 10 is located, and an array of protrusions is formed. At this time, when the paper sheet 10 is wound, the first locking sections 21 and the second locking sections 23 of different rows will engage with each other to form a self-locking structure, so that the paper sheet 10 is not easy to spread out after wrapping an article.
[0034] Embodiment 3
[0035] Reference Figure 3 A wrapping cushion paper facilitating self-locking includes a paper sheet 10, and the paper sheet 10 has a plurality of slits 20. The slit 20 includes a first locking section 21, a middle transition section 22, and a second locking section 23. The first locking section 21 and the second locking section 23 are centrally symmetrical with the midpoint of the middle transition section 22 as the center of symmetry. The length of the first locking section 21 is X1, and the length of the middle transition section 22 is Y. It is stipulated that 2Y≧X≧Y>0. The head and tail of adjacent slits 20 are connected to form a row, so that the imaginary extension line of the first locking section 21 of one slit 20 intersects with the second locking section 23 of another adjacent slit 20. The rows are parallel to each other, and the extension direction of the row is parallel to the imaginary connecting line AB between the midpoints of the middle transition sections 22 of the slits 20 in the same row.
[0036] The slit 20 is substantially a number “2” laid obliquely in this embodiment. Specifically, the first locking section 21 and the second locking section 23 are composed of first linear sections, second linear sections, and third linear sections extending in different directions. The included angle formed by the first linear section and the second linear section connected at the free end is 120°, the included angle formed by the second linear section and the third linear section is 120°, and the included angle formed by the third linear section and the middle transition section is 150°.
[0037] When the paper sheet 10 is stretched in the horizontal direction or the vertical direction during use, the slits 20 are opened, the first locking sections 21 and the second locking sections 23 deviate from the plane where the paper sheet 10 is located, and an array of protrusions is formed. At this time, when the paper sheet 10 is wound, the first locking sections 21 and the second locking sections 23 of different rows will engage with each other to form a self-locking structure, so that the paper sheet 10 is not easy to spread out after wrapping an article.
[0038] Embodiment 4
[0039] Reference Figure 4 A self-locking packaging cushion paper, comprising a paper sheet 10, the paper sheet 10 has a plurality of slits 20, the slit 20 comprises a first locking section 21, an intermediate transition section 22 and a second locking section 23, wherein the first locking section 21 and the second locking section 23 are centrosymmetric with the midpoint of the intermediate transition section 22 as the center of symmetry; the length of the first locking section 21 is X, the length of the intermediate transition section 22 is Y, then X >= 2Y = 0; the head and tail of adjacent slits 20 are connected to form a row, so that the imaginary extension line of the first locking section 21 of one slit 20 intersects with the second locking section 23 of another adjacent slit 20; different rows are parallel to each other, and the extension direction of the row is parallel to the imaginary connecting line AB between the midpoints of the intermediate transition sections 22 of the slits 20 in the same row.
[0040] In the embodiment, the slit 20 is substantially a transversely laid down letter "S", specifically, the first locking section 21 and the second locking section 23 are circular arcs, and the end of the circular arc of the first locking section 21 of one slit intersects with the imaginary connecting line CD of the two end points of the circular arc of the second locking section 23 of the adjacent slit.
[0041] When used, the paper sheet 10 is stretched in the horizontal direction or the vertical direction, the slit 20 is opened, the first locking section 21 and the second locking section 23 deviate from the plane where the paper sheet 10 is located, and an array of protrusions is formed, at this time, the paper sheet 10 is wound, the first locking section 21 and the second locking section 23 of different rows are engaged with each other to form a self-locking structure, so that the wrapped article is not easy to spread out.
[0042] Embodiment 5:
[0043] A production mold capable of forming the slit structure of the self-locking packaging cushion paper in embodiments 1-4 on a paper sheet, specifically, the production mold comprises a paper cutting roller, a plurality of knife edges for forming slits are arranged on the surface of the paper cutting roller, so that the paper sheet forms the above-mentioned slit structure after being embossed by the paper cutting roller.
[0044] Although the embodiments of the utility model have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary and cannot be understood as limiting the utility model, and the ordinary skilled in the art can change, modify, replace and transform the above-mentioned embodiments within the scope of the utility model without departing from the principles and purposes of the utility model.
Claims
1. A self-locking packaging cushioning paper, characterized in that: The material includes a paper sheet having multiple slits, each slit including a first locking section, an intermediate transition section, and a second locking section, wherein the first locking section and the second locking section are centrally symmetrical about the midpoint of the intermediate transition section. Let the length of the first locking segment be X, and the length of the intermediate transition segment be Y. Then X ≧ 2Y ≧ 0, or 2Y ≧ X ≧ Y > 0. The heads and tails of adjacent slits are connected to form a row, such that the imaginary extension of the first locking segment of one slit intersects the second locking segment of another adjacent slit; The different rows are parallel to each other, and the direction of extension of the row is parallel to the imaginary line connecting the midpoints of the intermediate transition sections of the slits in the same row.
2. The self-locking packaging cushioning paper according to claim 1, characterized in that: The first locking segment and the second locking segment are composed of a first linear segment and a second linear segment with different extension directions.
3. The self-locking packaging cushioning paper according to claim 2, characterized in that: Both the first linear segment and the second linear segment are straight lines, and the angle formed by the first linear segment and the second linear segment is 90 to 150°.
4. The self-locking packaging cushioning paper according to claim 3, characterized in that: In the first locking segment and the second locking segment of the same slit, the first linear segment and the second linear segment are vertically connected, the intermediate transition segment is a straight line, and the first linear segment and the second linear segment connected to the intermediate transition segment are both perpendicular to the intermediate transition segment.
5. The self-locking packaging cushioning paper according to claim 3, characterized in that: The first linear segment and the second linear segment connected to the intermediate transition segment have an angle of 90° to 135° with the intermediate transition segment.
6. The self-locking packaging cushioning paper according to claim 1, characterized in that: The first locking segment and the second locking segment are composed of a first linear segment, a second linear segment and a third linear segment extending in different directions. The angle formed by the connection between the first linear segment and the second linear segment at the free end is 120-150°, the angle formed by the connection between the second linear segment and the third linear segment is 120-150°, and the angle formed by the connection between the third linear segment and the intermediate transition segment is 120-150°.
7. The self-locking packaging cushioning paper according to claim 1, characterized in that: The first locking segment and the second locking segment are arcs, and the arc end of the first locking segment of the slit intersects the imaginary line connecting the two endpoints of the arc of the second locking segment of the adjacent slit.
8. A production mold, characterized in that, The mold is capable of forming the slits in the self-locking packaging cushioning paper as described in any one of claims 1-7 on the paper sheet.
9. A packaging material, characterized in that, The packaging material comprises the self-locking packaging cushioning paper as described in any one of claims 1-7.