CN215751264U - High strength 3A corrugated container board - Google Patents
High strength 3A corrugated container board Download PDFInfo
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- CN215751264U CN215751264U CN202121601475.8U CN202121601475U CN215751264U CN 215751264 U CN215751264 U CN 215751264U CN 202121601475 U CN202121601475 U CN 202121601475U CN 215751264 U CN215751264 U CN 215751264U
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Abstract
The utility model discloses a high-strength 3A corrugated board which comprises a surface paper layer and an inner paper layer, wherein a composite corrugated layer is arranged between the surface paper layer and the inner paper layer, the composite corrugated layer sequentially comprises a first corrugated medium layer, a second corrugated medium layer and a third corrugated medium layer from the surface paper layer to the inner paper layer, the second corrugated medium layer is composed of two layers of corrugated board paper, glass fiber gridding cloth is arranged between the two layers of board paper, sponge layers are arranged on one sides of the surface paper layer close to the first corrugated medium layer and one sides of the inner paper layer close to the third corrugated medium layer, bonding positioning grooves are formed in the sponge layers, one sides of the first corrugated medium layer and the third corrugated medium layer close to the sponge layers are embedded and bonded in the bonding positioning grooves, metal net strips are arranged on one side of the first corrugated medium layer far from the surface paper layer, and are located at wave crest positions of the first corrugated medium layer.
Description
Technical Field
The utility model relates to the technical field of corrugated boards, in particular to a high-strength 3A corrugated board.
Background
The corrugated paper has the advantages of low cost, light weight, easy processing, high strength, excellent printing adaptability, convenient storage and transportation and the like, more than 80 percent of the corrugated paper can be recycled, the corrugated paper can be used for packaging food or digital products, and the corrugated paper is relatively environment-friendly and widely used.
The existing corrugated board usually comprises surface paper, core paper and lining paper, and has a simple structure, and the strength and the pressure resistance of the board are poor. The conventional cartons made of corrugated cardboard are easily deformed and damaged during transportation, so that valuable articles inside the cartons are affected, and the loss of buyers or sellers is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a high-strength 3A corrugated board, which is characterized in that three corrugated core layers are arranged between a surface paper layer and a lining paper layer, and a metal mesh strip is arranged on one side of the corrugated core layer close to the surface paper layer to improve the structural strength of the corrugated board, so that the corrugated board is not easy to deform. One side of the inner paper layer close to the composite corrugated layer is provided with the sponge layer, so that the inner paper layer has better buffering performance and plays a role in protecting valuables in the paper box made of the inner paper layer.
The technical purpose of the utility model is realized by the following technical scheme: the utility model provides a high strength 3A corrugated container board, includes face paper layer and interior paper layer, be equipped with compound flute layer between face paper layer and the interior paper layer, compound flute layer is flute core layer one, flute core layer two and flute core layer three in proper order from face paper layer to interior paper layer direction, flute core layer two comprises two-layer corrugated container board paper, is equipped with glass fiber net check cloth between the two-layer container board paper, face paper layer is close to one side of flute core layer one the one side that interior paper layer is close to flute core layer three all is equipped with the sponge layer, the bonding constant head tank has been seted up on the sponge layer, one side that flute core layer one and flute core layer three are close to the sponge layer inlay establish bond in the bonding constant head tank, one side that one of flute core layer kept away from face paper layer is equipped with the metal screen strip, the metal screen strip is located the crest position of flute core layer one.
Through above-mentioned technical scheme, flute core layer two is two-layer flute boxboard paper, and its structural strength who has is better, and glass fiber net check cloth has good pliability and the high stretching resistance of longitude and latitude, improves flute core layer two's bulk strength, makes it more stiff and level and smooth. The sponge layer has good flexibility and elasticity, so that the surface paper layer and the lining paper layer of the corrugated board have good impact resistance, and the corrugated board is prevented from directly deforming after being impacted greatly. The metal mesh strip has high strength and is not easy to bend and deform, and the metal mesh strip can improve the structural strength of a wave crest position of the corrugated core layer, so that the metal mesh strip can bear larger impact force and cannot deform.
The utility model is further configured to: a supporting layer is arranged between the second corrugated layer and the third corrugated layer, a restoring spring is arranged between the supporting layer and the third corrugated layer, one end of the restoring spring is bonded to the supporting layer, and the end, far away from the supporting layer, of the restoring spring is bonded to the wave trough position of the third corrugated paper layer.
Through above-mentioned technical scheme, the recovering spring makes three corrugated paper layers have certain deformation restorability, and after this corrugated container board made the carton, three corrugated paper layers were close to one side of product, and three corrugated paper layers can the reconversion after receiving the extrusion of product, provide better guard action for the product.
The utility model is further configured to: the surface paper layer comprises inner side cardboard paper, outer side cardboard paper and oil paper, and the oil paper is positioned between the inner side cardboard paper and the outer side cardboard paper.
Through the technical scheme, the oiled paper has folding resistance and waterproof performance, and is good in water absorption, so that the surface paper layer has certain moisture-proof and waterproof capabilities.
The utility model is further configured to: and wear-resistant salient points which are regularly arranged are arranged on the surface of the outer side cardboard paper.
Through above-mentioned technical scheme, wear-resisting bump can increase the wearability on outside boxboard paper surface, prolongs corrugated container board's life.
The utility model is further configured to: and a flame-retardant layer is arranged on one side of the inner side boxboard close to the first corrugated core layer.
Through the technical scheme, the flame-retardant layer has better flame retardant property, so that the carton made of the paperboard has better safety.
The utility model is further configured to: and an antibacterial layer is arranged on the surface of the inner paper layer.
Through above-mentioned technical scheme, antibiotic layer enables the interior paper layer surface and has better antibiotic effect to play the antibiotic guard action to the product in the carton.
The utility model is further configured to: and the bending density of the second corrugated layer is greater than that of the first corrugated layer and that of the third corrugated layer.
Through above-mentioned technical scheme, flute core two compares in flute core one and flute core three and has higher intensity to guarantee that flute core one and flute core three receive external force deformation back flute paper layer two still can provide better supporting role.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
The reference numbers in the figures mean: 1. a face paper layer; 2. an inner paper layer; 3. a first corrugated core layer; 4. a second corrugated core layer; 5. a corrugated core layer III; 6. glass fiber mesh cloth; 7. a sponge layer; 8. a metal mesh strip; 9. a support layer; 10. a restoring spring; 11. inner carton board paper; 12. outer boxboard paper; 13. oiled paper; 14. wear-resistant bumps; 15. a flame retardant layer; 16. and (4) an antibacterial layer.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
The utility model is described below with reference to fig. 1.
The utility model provides a high strength 3A corrugated container board, includes face paper layer 1 and interior paper layer 2, is equipped with compound flute layer in face paper layer 1 and between the interior paper layer 2, and face paper layer 1 includes inboard boxboard paper 11, outside boxboard paper 12 and oiled paper 13, and oiled paper 13 is located between inboard boxboard paper 11 and the outside boxboard paper 12. The oiled paper 13 has folding resistance and waterproof performance, and has good water absorption, so that the surface paper layer 1 has certain moisture-proof and waterproof capabilities. The surface of the outer side cardboard paper 12 is provided with wear-resistant salient points 14 which are regularly arranged, and the wear-resistant salient points 14 can increase the wear resistance of the surface of the outer side cardboard paper 12 and prolong the service life of the corrugated board. The side, close to the first corrugated medium layer 3, of the inner side cardboard 11 is provided with the flame retardant layer 15, the flame retardant layer 15 in the embodiment is a paper layer added with flame retardant chemicals in paper pulp, and the flame retardant layer 15 has good flame retardant performance, so that the cardboard box made of the cardboard has better safety. The surface of the inner paper layer 2 is provided with the antibacterial layer 16, and the antibacterial layer 16 can ensure that the surface of the inner paper layer 2 has a better antibacterial effect, thereby playing an antibacterial protection role on products in the carton.
The composite corrugated layer sequentially comprises a first corrugated core layer 3, a second corrugated core layer 4 and a third corrugated core layer 5 from the surface paper layer 1 to the inner paper layer 2, and the bending density of the second corrugated core layer 4 is greater than that of the first corrugated core layer 3 and that of the third corrugated core layer 5. The second corrugated medium layer 4 has higher strength than the first corrugated medium layer 3 and the third corrugated medium layer 5, so that the second corrugated medium layer 3 and the third corrugated medium layer 5 can still provide better supporting effect after being deformed by external force. The second corrugated core layer 4 is composed of two layers of corrugated cardboard paper, a glass fiber mesh cloth 6 is arranged between the two layers of the cardboard paper, and the glass fiber mesh cloth 6 is formed by taking a glass fiber woven fabric as a base material and soaking the coating with a high-molecular emulsion-resistant agent. The second corrugated core layer 4 is two-layer corrugated cardboard paper, the structural strength of the second corrugated core layer is better, the glass fiber mesh cloth 6 has good flexibility and high tensile resistance in the warp and weft directions, the overall strength of the second corrugated core layer 4 is improved, and the second corrugated core layer is stiffer and smoother.
One side that face paper layer 1 is close to corrugated core layer 3, one side that interior paper layer 2 is close to three 5 of corrugated core layer all are equipped with sponge layer 7, and sponge layer 7 has better compliance and elasticity, makes corrugated container board's face paper layer 1 and interior paper layer 2 have better shock resistance, prevents to receive direct deformation after great impact. The sponge layer 7 is provided with a bonding positioning groove, one side of the corrugated medium layer I3 and one side of the corrugated medium layer III 5, which are close to the sponge layer 7, are embedded and bonded in the bonding positioning groove, and the bonding positioning groove can play a better role in fixing the corrugated medium layer I3 and the corrugated medium layer III 5.
One side of the first corrugated core layer 3, which is far away from the face paper layer 1, is provided with a metal mesh strip 8, and the metal mesh strip 8 is positioned at the peak position of the first corrugated core layer 3. The metal mesh strip 8 has high strength and is not easy to bend and deform, and the metal mesh strip 8 can improve the structural strength of the 3 wave crest positions of the corrugated core layer, so that the corrugated core layer can bear larger impact force and cannot deform. A supporting layer 9 is arranged between the second corrugated layer 4 and the third corrugated layer 5, a restoring spring 10 is arranged between the supporting layer 9 and the corrugated layer, one end of the restoring spring 10 is bonded to the supporting layer 9, and one end, far away from the supporting layer 9, of the restoring spring 10 is bonded to the trough position of the third corrugated paper layer. The recovery spring 10 enables the third corrugated paper layer to have certain deformation recovery capacity, after the corrugated paper board is manufactured into a carton, the third corrugated paper layer is close to one side of a product, and the third corrugated paper layer can recover the original shape after being squeezed by the product, so that a better protection effect is provided for the product.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and those modifications and variations assumed in the above are also considered to be within the protective scope of the present invention.
Claims (7)
1. A high-strength 3A corrugated board comprises a surface paper layer (1) and an inner paper layer (2), wherein a composite corrugated layer is arranged between the surface paper layer (1) and the inner paper layer (2), the composite corrugated layer sequentially comprises a first corrugated medium layer (3), a second corrugated medium layer (4) and a third corrugated medium layer (5) from the surface paper layer (1) to the inner paper layer (2), the high-strength 3A corrugated board is characterized in that the second corrugated medium layer (4) is composed of two layers of corrugated medium board paper, a glass fiber grid cloth (6) is arranged between the two layers of corrugated medium layer paper, one side of the surface paper layer (1) close to the first corrugated medium layer (3) and one side of the inner paper layer (2) close to the third corrugated medium layer (5) are both provided with a sponge layer (7), an adhesive positioning groove is formed in the sponge layer (7), one sides of the first corrugated medium layer (3) and the third corrugated medium layer (5) close to the sponge layer (7) are embedded in the adhesive positioning groove, one side, far away from the surface paper layer (1), of the corrugated core layer I (3) is provided with a metal mesh strip (8), and the metal mesh strip (8) is located at the wave crest position of the corrugated core layer I (3).
2. A high strength 3A corrugated cardboard as claimed in claim 1 wherein: a supporting layer (9) is arranged between the second corrugated layer (4) and the third corrugated layer (5), a restoring spring (10) is arranged between the supporting layer (9) and the corrugated layer, one end of the restoring spring (10) is bonded to the supporting layer (9), and one end, far away from the supporting layer (9), of the restoring spring (10) is bonded to the trough position of the third corrugated paper layer.
3. A high strength 3A corrugated cardboard as claimed in claim 2 wherein: the surface paper layer (1) comprises inner side cardboard paper (11), outer side cardboard paper (12) and oil paper (13), and the oil paper (13) is located between the inner side cardboard paper (11) and the outer side cardboard paper (12).
4. A high strength 3A corrugated cardboard as claimed in claim 3 wherein: the surface of the outer side cardboard paper (12) is provided with wear-resistant salient points (14) which are regularly arranged.
5. A high strength 3A corrugated cardboard as claimed in claim 3 wherein: and a flame-retardant layer (15) is arranged on one side, close to the corrugated core layer I (3), of the inner side boxboard (11).
6. A high strength 3A corrugated cardboard as claimed in claim 1 wherein: the surface of the inner paper layer (2) is provided with an antibacterial layer (16).
7. A high strength 3A corrugated cardboard as claimed in claim 1 wherein: the bending density of the second corrugated medium layer (4) is greater than that of the first corrugated medium layer (3) and the third corrugated medium layer (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121601475.8U CN215751264U (en) | 2021-07-14 | 2021-07-14 | High strength 3A corrugated container board |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121601475.8U CN215751264U (en) | 2021-07-14 | 2021-07-14 | High strength 3A corrugated container board |
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| CN215751264U true CN215751264U (en) | 2022-02-08 |
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| CN202121601475.8U Active CN215751264U (en) | 2021-07-14 | 2021-07-14 | High strength 3A corrugated container board |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116397461A (en) * | 2023-04-17 | 2023-07-07 | 宿迁科佳环保科技有限公司 | Waterproof flame-retardant composite corrugated board and composite technology thereof |
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2021
- 2021-07-14 CN CN202121601475.8U patent/CN215751264U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116397461A (en) * | 2023-04-17 | 2023-07-07 | 宿迁科佳环保科技有限公司 | Waterproof flame-retardant composite corrugated board and composite technology thereof |
| CN116397461B (en) * | 2023-04-17 | 2023-11-24 | 宿迁科佳环保科技有限公司 | Waterproof flame-retardant composite corrugated board and composite technology thereof |
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