CN212737314U

CN212737314U - Double-corrugated packaging box

Info

Publication number: CN212737314U
Application number: CN202021296240.8U
Authority: CN
Inventors: 胡益忠
Original assignee: Zhejiang Hongyinzhizao Packaging Co ltd
Current assignee: Zhejiang Hongyinzhizao Packaging Co ltd
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2021-03-19
Anticipated expiration: 2030-07-06

Abstract

The utility model discloses a double-corrugated packing box, which comprises a rectangular box body, wherein the bottom position of the rectangular box body is fixedly bonded with a PET film damp-proof bottom layer; the rectangle box has set gradually waterproof non-woven fabrics inlayer, E type corrugated paper sandwich layer, silicon oil paper dampproof course, B type corrugated paper sandwich layer and outside ply from interior to exterior, the surface on waterproof non-woven fabrics inlayer and the internal surface bonding of E type corrugated paper sandwich layer are fixed, and the surface on E type corrugated paper sandwich layer and the internal surface bonding of silicon oil paper dampproof course are fixed, and the surface on silicon oil paper dampproof course and the internal surface bonding of B type corrugated paper sandwich layer are fixed, and the surface on B type corrugated paper sandwich layer and the internal surface bonding of outside ply are fixed. Above-mentioned technical scheme, structural design is reasonable, water-proof effects is good, the difficult invasion of moisture, shock-absorbing capacity is good, sturdy and durable and the practicality is good.

Description

Double-corrugated packaging box

Technical Field

The utility model relates to a packing box technical field, concretely relates to double-corrugated packing box.

Background

Corrugated board is a multi-layer adhesive body, which is composed of at least one wave-shaped core paper interlayer and one layer of paper board. It has high mechanical strength and can resist collision and falling in the process of transportation.

The actual use effect of the corrugated case depends on three factors: the nature of the core paper and paperboard and the structure of the carton itself. And at present in many transport and transportation because the factor of space and environment causes the inside article of corrugated box to receive the influence, especially the moisture invasion problem is very general, and corrugated box once by the moisture invasion will become softer, uses inconveniently, does not play the packing effect even, the practicality is poor.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a structural design is reasonable, water-proof effects is good, moisture is difficult for invading, shock-absorbing capacity is good, sturdy and durable and the good two flute packing boxs of practicality.

In order to achieve the above purpose, the utility model provides a following technical scheme: a double-corrugated packing box comprises a rectangular box body, wherein a PET film damp-proof bottom layer is fixedly bonded at the bottom of the rectangular box body; the rectangle box has set gradually waterproof non-woven fabrics inlayer, E type corrugated paper sandwich layer, silicon oil paper dampproof course, B type corrugated paper sandwich layer and outside ply from interior to exterior, the surface on waterproof non-woven fabrics inlayer and the internal surface bonding of E type corrugated paper sandwich layer are fixed, and the surface on E type corrugated paper sandwich layer and the internal surface bonding of silicon oil paper dampproof course are fixed, and the surface on silicon oil paper dampproof course and the internal surface bonding of B type corrugated paper sandwich layer are fixed, and the surface on B type corrugated paper sandwich layer and the internal surface bonding of outside ply are fixed.

By adopting the technical scheme, the PET film moisture-proof bottom layer can reduce or avoid entering from the bottom of the rectangular box body; the plane pressure resistance of the B-type corrugated paper core layer is high, and the silicone oil paper moisture-proof layer has the characteristics of high temperature resistance, moisture resistance and oil resistance; the E-shaped corrugated paper core layer has high compressive strength and good buffering performance, is environment-friendly, can increase the compressive strength, has good waterproof performance of the inner layer of the waterproof non-woven fabric, is not easy to damage and has long service life; the waterproof structure has the advantages of reasonable structural design, good waterproof effect, difficult invasion of moisture, good buffering performance, firmness, durability and good practicability.

The utility model discloses further set up to: the dampproofing bottom layer of PET membrane is the rectangle structure, and the thickness of the dampproofing bottom layer of PET membrane is 0.2-1.2 mm.

The utility model discloses still further set up to: the outer paper layer is made of kraft paper material, and the thickness of the outer paper layer is 0.3-0.5 mm.

The utility model discloses still further set up to: the thickness of the B-type corrugated paper core layer is 2.5-3 mm.

The utility model discloses still further set up to: the thickness of the silicone oil paper moisture-proof layer is 0.15-0.5 mm.

The utility model discloses still further set up to: the thickness of the E-shaped corrugated paper core layer is 1.5-2.5 mm.

The utility model discloses still further set up to: the thickness of the inner layer of the waterproof non-woven fabric is 0.3-1 mm.

The utility model has the advantages that: compared with the prior art, the utility model has more reasonable structure, and the PET film moisture-proof bottom layer can reduce or avoid entering from the bottom of the rectangular box body; the plane pressure resistance of the B-type corrugated paper core layer is high, and the silicone oil paper moisture-proof layer has the characteristics of high temperature resistance, moisture resistance and oil resistance; the E-shaped corrugated paper core layer has high compressive strength and good buffering performance, is environment-friendly, can increase the compressive strength, has good waterproof performance of the inner layer of the waterproof non-woven fabric, is not easy to damage and has long service life; the waterproof structure has the advantages of reasonable structural design, good waterproof effect, difficult invasion of moisture, good buffering performance, firmness, durability and good practicability.

The invention is further described with reference to the drawings and the specific embodiments.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is an enlarged schematic view of a portion I in fig. 1.

Detailed Description

In the description of the present embodiment, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", etc. appear, the indicated orientation or positional relationship thereof is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 and 2, the double-corrugated packing box disclosed by the utility model comprises a rectangular box body 1, wherein a PET film damp-proof bottom layer 2 is fixedly bonded at the bottom position of the rectangular box body 1; rectangle box 1 has set gradually waterproof non-woven fabrics inlayer 11, E type corrugated paper sandwich layer 12, silicon oil paper dampproof course 13, B type corrugated paper sandwich layer 14 and outside ply 15 from interior to exterior, waterproof non-woven fabrics inlayer 11's surface and E type corrugated paper sandwich layer 12's internal surface bonding are fixed, E type corrugated paper sandwich layer 12's surface and silicon oil paper dampproof course 13's internal surface bonding are fixed, silicon oil paper dampproof course 13's surface and B type corrugated paper sandwich layer 14's internal surface bonding are fixed, B type corrugated paper sandwich layer 14's surface and outside ply 15's internal surface bonding are fixed.

Preferably, the waterproof non-woven fabric inner layer 11, the E-shaped corrugated paper core layer 12, the silicone oil paper moisture-proof layer 13, the B-shaped corrugated paper core layer 14 and the outer paper layer 15 are fixed by bonding to form an integral structure.

For making the utility model discloses the structure sets up more rationally, as preferred, this embodiment the dampproofing bottom layer 2 of PET membrane is the rectangle structure, and the thickness of the dampproofing bottom layer 2 of PET membrane is 0.2-1.2 mm. The size of the PET film moisture-proof bottom layer 2 is matched with the size of the bottom surface of the rectangular box body 1.

The outer paper layer 15 is made of kraft paper material, and the thickness of the outer paper layer 15 is 0.3-0.5 mm.

The thickness of the B-shaped corrugated paper core layer 14 is 2.5-3 mm.

The thickness of the silicone oil paper moisture-proof layer 13 is 0.15-0.5 mm.

The thickness of the E-shaped corrugated paper core layer 12 is 1.5-2.5 mm.

The thickness of the waterproof non-woven fabric inner layer 11 is 0.3-1 mm.

In practical application, the PET film moisture-proof bottom layer can reduce or avoid entering from the bottom of the rectangular box body; the plane pressure resistance of the B-type corrugated paper core layer is high, and the silicone oil paper moisture-proof layer has the characteristics of high temperature resistance, moisture resistance and oil resistance; the E-shaped corrugated paper core layer has high compressive strength and good buffering performance, is environment-friendly, can increase the compressive strength, has good waterproof performance of the inner layer of the waterproof non-woven fabric, is not easy to damage and has long service life; the waterproof structure has the advantages of reasonable structural design, good waterproof effect, difficult invasion of moisture, good buffering performance, firmness, durability and good practicability.

The utility model discloses be thinner than the common BC corrugated box on the market, occupy space still less, for example: the container of the same size can adorn more uses the utility model discloses the product of two flute packing boxs packing, and possess better hardness, be applicable to the product packaging of foreign trade export.

The above embodiments are only used for further explanation of the present invention, and it is not understood that the present invention is limited by the protection scope of the present invention, and the technical engineers in the field are right according to the above contents of the present invention.

Claims

1. The utility model provides a two corrugated packing boxes, includes rectangle box (1), its characterized in that: a PET film moisture-proof bottom layer (2) is fixedly bonded at the bottom of the rectangular box body (1); rectangle box (1) has set gradually waterproof non-woven fabrics inlayer (11), E type corrugated paper sandwich layer (12), silicon oil paper dampproof course (13), B type corrugated paper sandwich layer (14) and outside paper sandwich layer (15) from interior to exterior, the surface of waterproof non-woven fabrics inlayer (11) is fixed with the internal surface bonding of E type corrugated paper sandwich layer (12), and the surface of E type corrugated paper sandwich layer (12) is fixed with the internal surface bonding of silicon oil paper dampproof course (13), and the surface of silicon oil paper dampproof course (13) is fixed with the internal surface bonding of B type corrugated paper sandwich layer (14), and the surface of B type corrugated paper sandwich layer (14) is fixed with the internal surface bonding of outside paper sandwich layer (15).

2. A double corrugated container as claimed in claim 1, wherein: the PET film moisture-proof bottom layer (2) is of a rectangular structure, and the thickness of the PET film moisture-proof bottom layer (2) is 0.2-1.2 mm.

3. A double corrugated container as claimed in claim 2, wherein: the outer paper layer (15) is made of kraft paper material, and the thickness of the outer paper layer is 0.3-0.5 mm.

4. A double corrugated container as claimed in claim 3, wherein: the thickness of the B-shaped corrugated paper core layer (14) is 2.5-3 mm.

5. A double corrugated packaging box according to claim 4, characterized in that: the thickness of the silicone oil paper moisture-proof layer (13) is 0.15-0.5 mm.

6. A double corrugated packaging box according to claim 5, characterized in that: the thickness of the E-shaped corrugated paper core layer (12) is 1.5-2.5 mm.

7. A double corrugated container as claimed in claim 1, wherein: the thickness of the waterproof non-woven fabric inner layer (11) is 0.3-1 mm.