CN214688381U - High-strength double-hole corrugated board - Google Patents
High-strength double-hole corrugated board Download PDFInfo
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- CN214688381U CN214688381U CN202023346861.5U CN202023346861U CN214688381U CN 214688381 U CN214688381 U CN 214688381U CN 202023346861 U CN202023346861 U CN 202023346861U CN 214688381 U CN214688381 U CN 214688381U
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Abstract
The utility model relates to the technical field of packaging paper boards, in particular to a high-strength double-pit corrugated paper board, which comprises a first panel layer, a first corrugated layer which is connected with the first panel layer in a laminating way, a central paper layer which is laminated on the first corrugated layer, a second corrugated layer which is laminated on the central paper layer and a second panel layer which is laminated on the second corrugated layer; the height dimension of the first corrugated layer is larger than that of the second corrugated layer, and the thickness dimension of the first panel layer is larger than or equal to that of the second panel layer; the thickness of the central paper layer is smaller than that of the second panel layer; the utility model discloses set up two sets of flute structures on a cardboard to through the laminating of panel effect, the flute layer effect is bearing structure, effectively strengthens support intensity, and adopts double-deck flute structure, and structural strength is high, and the practicality is strong.
Description
Technical Field
The utility model relates to a packing cardboard technical field especially relates to a two hole corrugated container boards of high strength.
Background
Corrugated paper is a common material for paper packing cases, is lighter than a wood case, has hardness, is easy to cut in size, protects other packaged products from being damaged, is a packaging product with the widest application, and is always the first to use for various packaging products; the corrugated paper board is made into a corrugated paper box through die cutting, indentation, box nailing or box gluing. In the production process of the corrugated board, the corresponding paper materials need to be bonded and compounded.
In the prior art, corrugated cartons can only be used for loading light articles and are not suitable for long-term storage, so that common chemical and heavy packing boxes mostly adopt iron drums and wooden packing boxes. At present, various countries advocate green and environment-friendly and recyclable development, and in heavy-duty packaging, packaging methods of replacing wood with paper and replacing plastic with paper are sought, so that low production cost and environmental pollution are reduced. Therefore, the structure of the corrugated board needs to be improved in order to enhance the strength of the corrugated board, the existing corrugated board has insufficient structural strength, and the general one-group or two-group corrugated structure has weak bonding property, so that the phenomenon of insufficient overall strength exists.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a set up two sets of flute structures on a cardboard to through the laminating of panel effect, the flute layer effect is bearing structure, effectively strengthens support intensity, and adopts double-deck flute structure, and structural strength is high, the high strength double flute corrugated container board that the practicality is strong.
The utility model adopts the technical proposal that: a high-strength double-pit corrugated board comprises a first panel layer, a first corrugated layer, a center paper layer, a second corrugated layer and a second panel layer, wherein the first corrugated layer is attached to the first panel layer; the height dimension of the first corrugated layer is larger than that of the second corrugated layer, and the thickness dimension of the first panel layer is larger than or equal to that of the second panel layer; the thickness dimension of the central paper layer is smaller than that of the second panel layer.
The further improvement of the scheme is that the first panel layer comprises at least two first panel paper layers, and the at least two first panel paper layers are mutually attached.
The scheme is further improved in that a kraft paper layer is arranged between at least two first face paper layers.
The further improvement to the above scheme is that the first panel layer is attached to the first corrugated layer by glue.
The scheme is further improved in that the end faces of the first corrugated layers are arranged in a continuous V-shaped structure.
The further improvement of the scheme is that glue is coated on one surface of the first corrugated paper layer, which is far away from the first panel layer, and the first corrugated paper layer is bonded with the central paper layer.
The further improvement of the scheme is that the central paper layer comprises at least one layer of core paper, and the two sides of the core paper are respectively attached to the first corrugated layer and the second corrugated layer.
The scheme is further improved in that the end faces of the second corrugated layers are arranged in a continuous V-shaped structure.
The further improvement to the above scheme is that the bottom of second flute layer sets up with the top of first flute layer is relative, the lateral wall of first flute layer is provided with first thickening portion, the lateral wall of second flute layer is provided with the second thickening portion, first thickening portion and second thickening portion are glue thickening portion.
In a further improvement of the above scheme, the second panel layer is formed by laminating at least two second panel layers.
The utility model has the advantages that:
compared with the prior corrugated board, the utility model discloses set up first flute layer on first panel layer to have central paper layer cooperation second flute layer and second panel layer, set up two sets of flute structures on a cardboard, and through the laminating of panel effect, the flute layer effect is bearing structure, effectively strengthens supporting strength, and adopts double-deck flute structure, and structural strength is high, and the practicality is strong. In addition, the first face plate layer and the second face plate layer are made of even hard boards, the hard boards are formed by laminating multiple layers of facial tissues, and the structural strength of the paper boards is high. Specifically, a first panel layer, a first corrugated layer attached and connected to the first panel layer, a center paper layer attached to the first corrugated layer, a second corrugated layer attached to the center paper layer, and a second panel layer attached to the second corrugated layer are provided; the height dimension of the first corrugated layer is larger than that of the second corrugated layer, and the thickness dimension of the first panel layer is larger than or equal to that of the second panel layer; the thickness dimension of the central paper layer is smaller than that of the second panel layer. Firstly, highly being greater than the height of second flute layer through first flute layer, the support stability on second flute layer is better, can regard first flute layer as the inlayer in the use, and the second flute layer is the support that outer effect structure height is strong, and the thickness size of first panel layer has guaranteed the support and the stability of structure, and overall structure intensity is high.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged schematic view of a portion a in fig. 1.
Description of reference numerals: a first panel layer 100, a first panel layer 110, a kraft layer 120, a first corrugated layer 200, a first thickening 210, a center paper layer 300, a second corrugated layer 400, a second thickening 410, a second panel layer 500, a second panel layer 510.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 2, a high-strength double-flute corrugated cardboard includes a first panel layer 100, a first corrugated layer 200 attached to the first panel layer 100, a center paper layer 300 attached to the first corrugated layer 200, a second corrugated layer 400 attached to the center paper layer 300, and a second panel layer 500 attached to the second corrugated layer 400; the height dimension of the first corrugated layer 200 is greater than the height dimension of the second corrugated layer 400, and the thickness dimension of the first panel layer 100 is greater than or equal to the thickness dimension of the second panel layer 500; the thickness dimension of the center paper layer 300 is smaller than that of the second panel layer 500.
Set up kraft layer 120 between at least two-layer first surface paper layer 110, adopted kraft layer 120 structural action to promote intensity, structural strength further promotes, and stability factor is higher.
The terminal surface of first flute layer 200 is continuous V style of calligraphy structure and arranges, and the further improvement does, and the terminal surface of second flute layer 400 is continuous V style of calligraphy structure and arranges, and the bottom of second flute layer 400 sets up with first flute layer 200's top relatively, through the bottom and the top cooperation of V word shape structure, further strengthens supporting strength, and structural strength further guarantees.
The side wall of first flute layer 200 is provided with first thickening portion 210, the side wall of second flute layer 400 is provided with second thickening portion 410, first thickening portion 210 is the glue thickening portion with second thickening portion 410, can further strengthen the support intensity through the thickening portion, and the thickening portion is drying after the glue coating for the flute layer solidifies in step, thereby obtains the support intensity of excellence.
First corrugated paper layer deviates from the bonding of 100 one sides coating glue of first panel layer and central paper layer 300, laminates through coating glue, can effectively promote corrugated paper layer's use intensity after the solidification of drying.
The center paper layer 300 includes at least one layer of core paper, the two sides of the core paper are respectively attached to the first corrugated layer 200 and the second corrugated layer 400, the core paper serves as structural connection and support, the core paper is generally arranged more than two layers, and the structural strength is high.
The second panel layer 500 is formed by the laminating of at least two-layer second face paper layer 510, generally chooses for use to be more than the three-layer, guarantees the service strength of structure, and structural strength is high, and stability is good.
The utility model discloses set up first flute layer 200 on first panel layer 100 to have central paper layer 300 cooperation second flute layer 400 and second panel layer 500, set up two sets of flute structures on a cardboard, and through the laminating of panel effect, the flute layer effect is bearing structure, effectively strengthens support intensity, and adopts double-deck flute structure, and structural strength is high, and the practicality is strong. In addition, the first panel layer 100 and the second panel layer 500 are made of uniform hardboards, and the hardboards are formed by laminating multiple layers of facial tissues, so that the structural strength of the hardboards is high. Specifically, a first panel layer 100, a first corrugated layer 200 attached to the first panel layer 100, a center paper layer 300 attached to the first corrugated layer 200, a second corrugated layer 400 attached to the center paper layer 300, and a second panel layer 500 attached to the second corrugated layer 400 are provided; the height dimension of the first corrugated layer 200 is greater than the height dimension of the second corrugated layer 400, and the thickness dimension of the first panel layer 100 is greater than or equal to the thickness dimension of the second panel layer 500; the thickness dimension of the center paper layer 300 is smaller than that of the second panel layer 500. First, the height of the first corrugated layer 200 is greater than the height of the second corrugated layer 400, so that the support stability of the second corrugated layer 400 is better, the first corrugated layer 200 can be used as an inner layer in use, the second corrugated layer 400 is used as a support for the outer layer acting structure, the thickness of the first panel layer 100 ensures the support and stability of the structure, and the overall structural strength is high.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The utility model provides a high strength double flute corrugated container board which characterized in that: the corrugated board comprises a first panel layer, a first corrugated layer attached and connected to the first panel layer, a central paper layer attached to the first corrugated layer, a second corrugated layer attached to the central paper layer, and a second panel layer attached to the second corrugated layer; the height dimension of the first corrugated layer is larger than that of the second corrugated layer, and the thickness dimension of the first panel layer is larger than or equal to that of the second panel layer; the thickness dimension of the central paper layer is smaller than that of the second panel layer.
2. A high strength double flute corrugated cardboard as claimed in claim 1 wherein: the first panel layer comprises at least two first panel paper layers, and the at least two first panel paper layers are attached to each other.
3. A high strength double flute corrugated cardboard as claimed in claim 2 wherein: and a kraft paper layer is arranged between the at least two first face paper layers.
4. A high strength double flute corrugated cardboard as claimed in claim 3 wherein: the first panel layer is attached to the first corrugated layer through glue.
5. A high strength double flute corrugated cardboard as claimed in claim 4 wherein: the end face of the first corrugated layer is arranged in a continuous V-shaped structure.
6. A high strength double flute corrugated cardboard as claimed in claim 5 wherein: and one surface of the first corrugated paper layer, which is deviated from the first panel layer, is coated with glue and is bonded with the central paper layer.
7. A high strength double flute corrugated cardboard as claimed in claim 6 wherein: the central paper layer comprises at least one layer of core paper, and the two sides of the core paper are respectively attached to the first corrugated layer and the second corrugated layer.
8. A high strength double flute corrugated cardboard as claimed in claim 7 wherein: the end face of the second corrugated layer is arranged in a continuous V-shaped structure.
9. A high strength double flute corrugated cardboard as claimed in claim 8 wherein: the bottom on second flute layer sets up with the top on first flute layer is relative, the lateral wall on first flute layer is provided with first thickening portion, the lateral wall on second flute layer is provided with second thickening portion, first thickening portion and second thickening portion are glue thickening portion.
10. A high strength double flute corrugated cardboard as claimed in claim 9 wherein: the second panel layer is formed by laminating at least two second panel paper layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023346861.5U CN214688381U (en) | 2020-12-31 | 2020-12-31 | High-strength double-hole corrugated board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023346861.5U CN214688381U (en) | 2020-12-31 | 2020-12-31 | High-strength double-hole corrugated board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214688381U true CN214688381U (en) | 2021-11-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023346861.5U Active CN214688381U (en) | 2020-12-31 | 2020-12-31 | High-strength double-hole corrugated board |
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| Country | Link |
|---|---|
| CN (1) | CN214688381U (en) |
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- 2020-12-31 CN CN202023346861.5U patent/CN214688381U/en active Active
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