CN210821280U

CN210821280U - Carton board

Info

Publication number: CN210821280U
Application number: CN201921401150.8U
Authority: CN
Inventors: 厉良芬; 幸奠国
Original assignee: Chongqing Nvc Lighting Co ltd; NVC Lighting Technology Corp
Current assignee: Chongqing Nvc Lighting Co ltd; NVC Lighting Technology Corp
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-06-23
Anticipated expiration: 2029-08-27

Abstract

The utility model discloses a carton board, it has eight layer structures, is from top to bottom in proper order: the corrugated paper comprises a waterproof layer, a printing layer, a first UV type corrugated layer, a first kraft layer, a full V type corrugated layer, a second kraft layer, a second UV type corrugated layer and a third kraft layer; the upper surface and the lower surface of the first kraft layer are coated with adhesives and are fixedly connected with the bottom surface of the first UV type corrugated layer and the top surface of the full V type corrugated layer in an adhesive manner; the upper surface and the lower surface of the second kraft layer are coated with adhesives and are fixedly connected with the bottom surface of the full V-shaped corrugated layer and the top surface of the second UV-shaped corrugated layer in an adhesive manner; and the upper surface of the third kraft layer is coated with an adhesive which is fixedly connected with the bottom surface of the second UV type corrugated layer in an adhesion way. The carton board can buffer and disperse external stamping force and has good compression resistance and anti-collision performance.

Description

Carton board

Technical Field

The utility model belongs to the technical field of the technique of lamps and lanterns packing and specifically relates to a carton board is related to.

Background

Cartons are used for packaging, storing, and transporting articles and are typically formed from folded paperboard. Most of the paper box boards in the market are composed of surface paper, lining paper and an intermediate layer, wherein the intermediate layer is made of core paper or other filling materials, and has certain compression and impact resistant effects. Because the material of intermediate level is comparatively weak, and the cushioning effect is limited, is not enough to the protection of some fragile products such as lamps and lanterns and glass panels.

In addition, although the cardboard is coated with a waterproof layer, there are many cases where the effects of preventing moisture and keeping the inside of the cabinet dry are not well provided.

Therefore, it is necessary to optimize the overall structure of the existing carton board so as to have good structural strength and moisture resistance.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a carton board with high structural strength, which is arranged into an eight-layer structure, the buffer layer is composed of two UV type corrugated layers and one full V type corrugated layer, and has good compression resistance and crashworthiness, and the surface layer is additionally provided with a waterproof layer on the basis of a damp-proof hard kraft layer, thereby improving the damp-proof and waterproof performance of the carton body; the bottom surface of the lowest layer is provided with a fold structure, so that the anti-skid performance of the product in the box body is improved.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model provides a carton board, it has eight layer structure, is from top to bottom in proper order: the corrugated paper comprises a waterproof layer, a printing layer, a first UV type corrugated layer, a first kraft layer, a full V type corrugated layer, a second kraft layer, a second UV type corrugated layer and a third kraft layer; the upper surface and the lower surface of the first kraft layer are coated with adhesives and are fixedly connected with the bottom surface of the first UV type corrugated layer and the top surface of the full V type corrugated layer in an adhesive manner; the upper surface and the lower surface of the second kraft layer are coated with adhesives and are fixedly connected with the bottom surface of the full V-shaped corrugated layer and the top surface of the second UV-shaped corrugated layer in an adhesive manner; and the upper surface of the third kraft paper layer is coated with an adhesive which is fixedly connected with the bottom surface of the second UV type corrugated layer in an adhesive way.

The carton board has an eight-layer structure, wherein the buffer layer consists of two UV type corrugated layers and one full V type corrugated layer, and the corrugated layer can resist the external pressure and impact due to deformation and resist compression and collision; the first kraft layer, the second kraft layer and the third kraft layer are fixedly connected with the upper corrugated layer and the lower corrugated layer in an adhesion mode through the adhesive, the adhesion strength is high, and the plate body is guaranteed to have good structural strength. The surface layer is formed by adding a waterproof layer on the basis of the printing layer, so that the moisture-proof and waterproof performance of the box body is improved.

As further description of the technical scheme of the utility model, the printing layer is 250g/m with the gram quantity of 200-²The surface of the hard kraft layer is printed with patterns and/or characters.

As a further description of the technical solution of the present invention, the waterproof layer is a PP protective film, a PE protective film or a gloss oil layer.

The surface course comprises printing layer and waterproof layer, and wherein, the printing layer provides the product information of packing box content, can beautify the box, and the printing layer is hard kraft layer itself, has certain dampproofing and waterproofing function, on its basis, sets up the waterproof layer again, for example laminated PP protection film, PE protection film or gloss oil layer, further promoted the dampproofing and waterproofing performance of box, ensures that the box packing material is difficult for receiving external steam and influences.

As a further description of the technical solution of the present invention, the flute height of the first UV type corrugated layer and the second UV type corrugated layer is 1-2 mm.

As a further description of the technical solution of the present invention, the cross-section of the first UV type corrugated layer and the second UV type corrugated layer is wavy or zigzag.

As a further description of the technical solution of the present invention, the ridge height of the full V-shaped corrugated layer is 3-5 mm.

First UV type flute layer and second UV type flute layer to and full V type flute layer have constituted the buffer layer of carton board, and respectively with kraft layer bonding fixed connection, when receiving external punching press power, can go out pressure dispersion, difficult formation single stress point. On one hand, the first UV type corrugated layer, the second UV type corrugated layer and the full V type corrugated layer buffer the external punching force through deformation; on the other hand, the pressure is dissipated by the layer of kraft paper fixedly attached by gluing. Its compressive strength is high, elasticity is good, and restoring force is strong.

As a further description of the technical solution of the present invention, the bottom surface of the third kraft paper layer has a corrugated structure.

The bottom surface of the third kraft paper layer, namely the innermost layer of the carton board, is provided with a fold structure, so that the friction between the third kraft paper layer and a carton package can be increased, and the displacement is prevented.

Based on foretell technical scheme, the utility model discloses the technological effect who gains does:

(1) the utility model provides a carton board has eight layer structures, and the surface course comprises printing layer and waterproof layer jointly, ensures that the surface has good dampproofing and waterproofing performance, and the buffer layer comprises first UV type flute layer, second UV type flute layer and full V type flute layer to and kraft paper layer jointly, can cushion and the external punching press force of dispersion, has good resistance to compression and crashworthiness.

(2) The utility model discloses a carton board, first UV type flute layer, second UV type flute layer and full V type flute layer mutually support, have both formed the buffer layer of plate body, make the plate body have good pliability again, are difficult to break because of folding.

Drawings

Fig. 1 is a layered exploded view of the carton board of the present invention.

Fig. 2 is a finished drawing of the carton board of the present invention.

Fig. 3 is a schematic cross-sectional view of the carton board of the present invention.

Fig. 4 is a schematic bottom view of a third kraft layer according to the present invention.

Fig. 5 is a schematic plan view of the lamp packaging box made of the carton board of the present invention.

Detailed Description

To facilitate an understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings and specific examples. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Example 1

Fig. 1 shows a layered exploded view of the carton board of the present embodiment, and fig. 2 and fig. 3 respectively show a finished product view and a schematic cross-sectional view of the carton board of the present embodiment, and with reference to fig. 1 to fig. 3, a carton board for manufacturing a carton has a composite structure of eight layers, which is sequentially from top to bottom: waterproof layer 1, printing layer 2, first UV type flute layer 3, first kraft layer 4, full V type flute layer 5, second kraft layer 6, second UV type flute layer 7 and third kraft layer 8. The surface layer of the carton board is arranged on the upper layer and mainly comprises a waterproof layer 1 and a printing layer 2, wherein the printing layer 2 is preferably a hard kraft layer with the gram amount of 200-250g/m2, and the surface of the hard kraft layer is printed with patterns and/or characters for introducing and displaying the product content of a packing material and beautifying the carton body.

Printing layer 2 is hard kraft layer itself, has certain dampproofing and waterproofing function, on its basis, sets up waterproof layer 1 again, for example laminated PP (polypropylene) protection film, PE (polyethylene) protection film or gloss oil layer, further promotes the dampproofing and waterproofing performance of box, ensures that the box packing material is difficult for receiving external steam influence.

And a first UV type corrugated layer 3, a first kraft layer 4, a full V type corrugated layer 5, a second kraft layer 6, a second UV type corrugated layer 7 and a third kraft layer 8 are sequentially arranged below the printing layer 2. The upper surface and the lower surface of the first kraft layer 4 are coated with adhesives and are fixedly connected with the bottom surface of the first UV type corrugated layer 3 and the top surface of the full V type corrugated layer 5 in an adhesion manner; the upper surface and the lower surface of the second kraft layer 6 are coated with adhesives and are fixedly connected with the bottom surface of the full V-shaped corrugated layer 5 and the top surface of the second UV-shaped corrugated layer 7 in an adhesive manner; the third kraft paper layer 8 is coated with an adhesive on the upper surface thereof, and is fixedly bonded to the bottom surface of the second UV type corrugated layer 7. The adhesive further adopts an adhesive with a low-density polyethylene (LDPE) component, has good forming and processing performances, can tightly adhere and fix the kraft layer and the corrugated layer, and improves the structural strength of the carton board. The adhesive itself may also form a glue layer, having water-resistance.

The radian of the tooth form of the UV type corrugated layer is larger than that of a full V type and smaller than that of a full U type, the advantages of the UV type corrugated layer and the full V type can be combined, the cross section of the UV type corrugated layer is wavy or zigzag, and the ridge height is set to be 1-2 mm; the ridge height of the full V-shaped corrugated layer 5 is set to be 3-5 mm.

Moreover, the corrugated mediums of the first UV type corrugated layer, the second UV type corrugated layer and the full V type corrugated layer are mutually in degree, and can be similar to a three-layer plywood, so that the longitudinal and transverse pressure resistance is effectively improved.

Fig. 4 shows a schematic bottom surface view of the third kraft layer of the present embodiment, and as shown in fig. 4, the bottom surface of the third kraft layer 8, i.e. the innermost layer of the carton board, is provided with a corrugated structure 81, which can increase the friction with the carton packing material and prevent displacement.

The carton board with eight layer structures of this embodiment, the surface course comprises printing layer and waterproof layer jointly, ensures that the surface has good dampproofing and waterproofing performance, and the buffer layer comprises first UV type flute layer, second UV type flute layer and full V type flute layer to and kraft layer jointly, can cushion and the external punching press of dispersion, has good resistance to compression and crashproof ability.

Example 2

Fig. 5 is a schematic plan view showing that the carton board of the embodiment is made into a lamp package, and as shown in fig. 5, a package with 6 areas is pre-pressed by using the carton board of the embodiment 1, wherein the carton board a, the carton board B, the carton board C and the carton board D surround the carton board E.

The box plate E is rectangular, the wide edge of the box plate E is oppositely provided with a box plate A and a box plate B, and the areas of the box plate A and the box plate B are the same; the box board C and the box board D are located on the long edge of the box board E, namely the box board C and the box board D are also arranged oppositely, and the box board C is further provided with two clamping pieces C1 on the basis of the same area as the box board D.

Boxboard D extends boxboard F on one side of keeping away from boxboard E, and the through-hole has been seted up to boxboard F, and the through-hole size sets up in turn for place lamps and lanterns, for example down lamp L. The box board F is further provided with a clamping opening (not shown) for matching and connecting with the clamping piece C1.

When the packing box is manufactured, the down lamp is placed in the through hole of the box board F, then the box board D is folded by taking the box board F as the bottom surface, then the box board A, the box board B and the box board C are folded downwards in sequence according to dotted lines, and meanwhile, the box board E is positioned above the box board F.

With reference to the description of embodiment 1, in the carton board, the first UV type corrugated layer, the second UV type corrugated layer and the full V type corrugated layer are mutually matched, so that a buffer layer of the board body is formed, the board body has good flexibility, and the board body is not easy to break due to folding.

The foregoing is merely illustrative and explanatory of the structure of the present invention, which is described in more detail and with greater particularity, and is not to be construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, many variations and modifications are possible without departing from the inventive concept, and such obvious alternatives fall within the scope of the invention.

Claims

1. The utility model provides a carton board, its characterized in that, it has eight layer structure, is from top to bottom in proper order: the printing paper comprises a waterproof layer (1), a printing layer (2), a first UV type corrugated layer (3), a first kraft layer (4), a full V type corrugated layer (5), a second kraft layer (6), a second UV type corrugated layer (7) and a third kraft layer (8); the upper surface and the lower surface of the first kraft paper layer (4) are coated with adhesives and are fixedly connected with the bottom surface of the first UV type corrugated layer (3) and the top surface of the full V type corrugated layer (5) in an adhesive manner; the upper surface and the lower surface of the second kraft paper layer (6) are coated with adhesives and are fixedly connected with the bottom surface of the full V-shaped corrugated layer (5) and the top surface of the second UV-shaped corrugated layer (7) in an adhesive manner; the upper surface of the third kraft paper layer (8) is coated with an adhesive which is fixedly connected with the bottom surface of the second UV type corrugated layer (7) in an adhesive way.

2. The carton board according to claim 1, characterized in that the printing layer (2) is in a gram amount of 200-250g/m²The surface of the hard kraft layer is printed with patterns and/or characters.

3. Carton board according to claim 1, characterized in that the water barrier layer (1) is one of a PP protective film, a PE protective film or a gloss oil layer.

4. The carton board according to claim 1, characterized in that the flute heights of the first and second UV type corrugated layers (3, 7) are 1-2 mm.

5. A carton board according to claim 4, characterized in that the cross-section of the first (3) and second (7) UV-type corrugations is wave-shaped or saw-toothed.

6. Carton board according to claim 1, characterized in that the flute height of the all-V flute layer (5) is 3-5 mm.

7. Carton board according to claim 1, characterized in that the bottom surface of the third kraft paper layer (8) has a corrugated structure (81).