Composite corrugated board

Abstract

The utility model discloses a composite corrugated board, which relates to the field of corrugated boards, and comprises a corrugated board main body and a support mechanism embedded in the corrugated board main body, first waterproof films are adhered and fixed at two ends of the corrugated board main body, a second waterproof film is sleeved on the corrugated board main body, and the first waterproof film and the second waterproof film are adhered and fixed at two ends of the corrugated board main body. Wherein a plurality of bearing paperboards staggered with the supporting mechanisms are arranged on the corrugated board body at equal intervals, rigid protection plates are installed at the two ends of the second waterproof film in a sleeving mode, first connecting plates are fixedly embedded into the two ends of each rigid protection plate, and the corrugated board body comprises a base layer paperboard and top layer paperboards arranged on the two sides of the base layer paperboard; the two ends of the bearing paperboard are fixedly bonded to the base layer paperboard and the top layer paperboard respectively, and the supporting mechanism comprises a supporting plate and an arc-shaped connecting part fixed to the supporting plate. According to the corrugated board, the bonding area of the arc-shaped connecting part through the glue layer is reduced, the stability of the arc-shaped connecting part is improved, and the situation that the corrugated board is damaged by the pressing tile is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to corrugated board field, concretely is a kind of composite corrugated board. BACKGROUND

[0002] Corrugated board is a multilayer adhesive body, it is constituted by at least one wave-shaped core paper interlayer (commonly known as "pit Zhang", "corrugated paper", "corrugated core paper", "corrugated paper core", "corrugated paper") and one paperboard, with high mechanical strength, can withstand the collision and tumble in the carrying process, the actual performance of corrugated board depends on three factors: the characteristics of core paper and paperboard and the structure of carton itself, since corrugated board is only two layers of paperboard and corrugated paper core.

[0003] The patent with application number 202321285250.5 discloses a composite corrugated board, relating to the field of corrugated board, comprising a base plate, an outer layer plate, an inner layer plate and two buffer paper plates, two buffer paper plates are fixedly arranged on the upper and lower sides of the base plate, the outer layer plate and the inner layer plate are fixedly arranged on the opposite sides of the two buffer paper plates, the outer layer plate is located above the base plate, the inner layer plate is located below the base plate, the end faces of the two buffer paper plates on the outer side are both arranged in a wave shape, a group of supporting blocks are fixedly arranged on the upper and lower sides of the base plate, the surfaces of the two buffer paper plates are both provided with a group of through holes through which the supporting blocks can slide, and the opposite ends of the two groups of supporting blocks are fixedly connected with the outer layer plate and the inner layer plate.

[0004] The above technical solution only improves the strength of corrugated board by the particles embedded in the buffer paper plate, but due to the open structure of the wave-shaped buffer paper plate on both sides, the particles may fall off, and the fallen particles cannot improve the strength of the corrugated board, resulting in poor strength of the corrugated board, although it has certain strength and buffering performance, but it is still easy to be bent and broken, and when it is hit by an object, it is still easy to be penetrated. UTILITY MODEL CONTENTS

[0005] Therefore, the utility model aims to provide a composite corrugated board to solve the technical problem that although the corrugated board has certain strength and buffering performance, it is still easy to be bent and broken, and when it is hit by an object, it is still easy to be penetrated, which cannot meet the use requirements of people.

[0006] To achieve the above object, the utility model provides the following technical scheme: A composite corrugated board, including corrugated board main part and support mechanism inlayed in corrugated board main part, first waterproof film is fixedly bonded in both ends of corrugated board main part, and the second waterproof film is sleeved on the corrugated board main part, wherein a plurality of bearing paperboards that stagger with the support mechanism are equally arranged in the corrugated board main part, rigid protection plate is installed in both ends of the second waterproof film, first connecting plate is fixedly inlaid in both ends of the rigid protection plate.

[0007] The utility model further sets up, corrugated board main part includes base layer paperboard and top layer paperboard setting at base layer paperboard both sides, both ends of bearing paperboard are respectively fixedly bonded with base layer paperboard and top layer paperboard.

[0008] The utility model further sets up, support mechanism includes support plate and arc connecting portion fixed on support plate, support plate and arc connecting portion constitute wave -shaped structure in base layer paperboard and top layer paperboard.

[0009] The utility model further sets up, the outer wall of arc connecting portion is fixed with bonding portion, glue layer is arranged on bonding portion, and bonding portion is fixedly bonded with base layer paperboard and top layer paperboard respectively through glue layer.

[0010] The utility model further sets up, the outer wall both sides of top layer paperboard are fixedly inlaid with glue strip of I -shaped structure, and the inner wall of second waterproof film is fixedly bonded with glue strip.

[0011] The utility model further sets up, rigid protection plate both ends are provided with second connecting plate, and second connecting plate is inlaid and is attached to the side wall of first connecting plate.

[0012] The utility model further sets up, screw hole is set up on second connecting plate, and the side wall of first connecting plate is installed bolt and is inserted in screw hole.

[0013] In summary, the utility model mainly has the following beneficial effects: the utility model discloses a supporting plate and arc connecting portion staggered bearing paperboard is arranged between base paperboard and top paperboard, the compressive strength of supporting plate and arc connecting portion is increased through bearing paperboard, thereby the strength of corrugated board main part is improved, the contact area of arc portion and top paperboard and base paperboard is improved through the setting of adhesive portion on arc portion, the adhesive area of arc connecting portion through the glue layer is reduced, the stability of arc connecting portion is improved, the situation that corrugated paperboard is pressed and is destroyed is reduced, through the inlaying of adhesive tape in the side wall of corrugated board main part, and through the second waterproof film of adhesive tape installation, the waterproof effect of corrugated board main part is improved through first waterproof film and second waterproof film, and rigid protection plate is arranged at both ends of corrugated board main part, the bolt thread of first connecting plate side wall is inserted in the screw hole, so that rigid protection plate keeps fixed, rigid protection plate buffers impact force, thereby the situation that corrugated board main part is penetrated by impact is greatly reduced. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the whole structure schematic diagram of the utility model;

[0015] Figure 2 It is the structure schematic diagram of corrugated board main part of the utility model;

[0016] Figure 3 It is the structure schematic diagram of rigid protection plate of the utility model;

[0017] Figure 4 It is the utility model Figure 3 It is the structure enlarged schematic diagram of A place in the utility model.

[0018] In the drawing: 1, corrugated board main part;2, first waterproof film;3, adhesive tape;4, rigid protection plate;5, second waterproof film;6, top paperboard;7, arc connecting portion;8, base paperboard;9, supporting plate;10, glue layer;11, adhesive portion;12, bearing paperboard;13, first connecting plate;14, screw hole;15, second connecting plate;16, bolt. DETAILED DESCRIPTION

[0019] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings of the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are used only for explaining the utility model, and cannot be understood as limiting the utility model.

[0020] A composite corrugated paperboard, such as Figures 1-4As shown, including corrugated board body 1 and embedded in the support mechanism in the corrugated board body 1, both ends of the corrugated board body 1 are bonded and fixed with the first waterproof film 2, and the corrugated board body 1 is sleeved with the second waterproof film 5, wherein the corrugated board body 1 is equally spaced with a plurality of supporting paperboard 12 staggered with the support mechanism, both ends of the second waterproof film 5 are sleeved and installed with the rigid protective plate 4, both ends of the rigid protective plate 4 are embedded and fixed with the first connecting plate 13.

[0021] The corrugated board body 1 includes the base paperboard 8 and the top paperboard 6 disposed on both sides of the base paperboard 8, both ends of the supporting paperboard 12 are bonded and fixed with the base paperboard 8 and the top paperboard 6 respectively, the support mechanism includes the support plate 9 and the arc-shaped connecting portion 7 fixed on the support plate 9, the support plate 9 and the arc-shaped connecting portion 7 are fixed with the adhesive portion 11 on the outer wall of the corrugated structure of the base paperboard 8 and the top paperboard 6, the adhesive portion 11 is provided with the glue layer 10, and the adhesive portion 11 is bonded and fixed with the base paperboard 8 and the top paperboard 6 through the glue layer 10, both sides of the outer wall of the top paperboard 6 are embedded and fixed with the glue strip 3 in the I-shaped structure, the inner wall of the second waterproof film 5 is bonded and fixed with the glue strip 3, the first waterproof film 2 and the second waterproof film 5 improve the waterproof effect of the corrugated board body 1, the supporting paperboard 12 increases the compressive strength of the support plate 9 and the arc-shaped connecting portion 7, thereby improving the strength of the corrugated board body 1, by providing the adhesive portion 11 on the arc-shaped portion, the adhesive portion 11 improves the contact area of the arc-shaped portion and the top paperboard 6 and the base paperboard 8, reduces the bonding area of the arc-shaped connecting portion 7 through the glue layer 10, and improves the stability of the arc-shaped connecting portion 7.

[0022] Further, both ends of the rigid protective plate 4 are provided with the second connecting plate 15, the second connecting plate 15 is embedded and attached to the side wall of the first connecting plate 13, the second connecting plate 15 is provided with the screw hole 14, the side wall of the first connecting plate 13 is provided with the bolt 16 threaded into the screw hole 14, the bolt 16 of the side wall of the first connecting plate 13 threaded into the screw hole 14 keeps the rigid protective plate 4 fixed, the rigid protective plate 4 buffers the impact force, thereby greatly reducing the situation that the corrugated board body 1 is penetrated by the impact.

[0023] The utility model discloses a working principle: the base layer paperboard 8 and top layer paperboard 6 are provided with the bearing paperboard 12 who interlaces with support plate 9 and arc connecting portion 7, and the bearing paperboard 12 increases the compressive strength of support plate 9 and arc connecting portion 7, thereby promoted the strength of corrugated board main part 1, the contact area of arc portion and top layer paperboard 6 and base layer paperboard 8 is promoted to the setting bonding portion 11 of arc portion, the bonding area of arc connecting portion 7 through the glue layer 10 is reduced, the stability of arc connecting portion 7 is promoted, the situation of corrugated paperboard being pressed and being destroyed is reduced, in the both ends of corrugated board main part 1 are provided rigid protection plate 4, and the bolt 16 of first connecting plate 13 side wall is screwed in the screw hole 14 and makes rigid protection plate 4 keep fixed, and rigid protection plate 4 buffers the impact force, thereby greatly reduced the situation of corrugated board main part 1 being impacted and being penetrated.

[0024] Although the embodiments of the utility model have been shown and described, the specific embodiments are only the explanation of the utility model, and are not the limitation of the utility model, and the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable way, and the person skilled in the art can make the modification, replacement and change etc. without creative contribution after reading the specification without departing from the principles and the purpose of the utility model, but as long as in the claim range of the utility model is protected by the patent law.

Claims

1. A composite type corrugated board comprising a corrugated board main body (1) and a support mechanism embedded in the corrugated board main body (1), characterized in that: The corrugated board body (1) is fixed with a first waterproof film (2) at both ends, and a second waterproof film (5) is sleeved on the corrugated board body (1), wherein a plurality of load-bearing paperboards (12) are arranged at equal intervals in the corrugated board body (1) and staggered with the supporting mechanism, the second waterproof film (5) is sleeved with a rigid protective plate (4) at both ends, and the rigid protective plate (4) is embedded with a first connecting plate (13) at both ends.

2. A composite corrugated paperboard according to claim 1, characterized in that: The corrugated board body (1) comprises a base paperboard (8) and a top paperboard (6) arranged on both sides of the base paperboard (8), and both ends of the load-bearing paperboard (12) are fixed with the base paperboard (8) and the top paperboard (6) respectively.

3. A composite corrugated paperboard according to claim 2, characterized in that: The supporting mechanism comprises a support plate (9) and an arc-shaped connecting portion (7) fixed on the support plate (9), and the support plate (9) and the arc-shaped connecting portion (7) form a wave-shaped structure with the base paperboard (8) and the top paperboard (6).

4. A composite corrugated paperboard according to claim 3, characterized in that: The outer wall of the arc-shaped connecting portion (7) is fixed with an adhesive portion (11), the adhesive portion (11) is provided with a glue layer (10), and the adhesive portion (11) is fixed with the base paperboard (8) and the top paperboard (6) through the glue layer (10) respectively.

5. A composite corrugated paperboard as claimed in claim 2, wherein: The outer wall of the top paperboard (6) is embedded with a glue strip (3) in the shape of an I-beam at both sides, and the inner wall of the second waterproof film (5) is fixed with the glue strip (3).

6. A composite corrugated paperboard as claimed in claim 1, wherein: Both ends of the rigid protective plate (4) are provided with a second connecting plate (15), and the second connecting plate (15) is embedded on the side wall of the first connecting plate (13).

7. A composite corrugated paperboard according to claim 6, characterized in that: Screw holes (14) are formed in the second connecting plate (15), and the side wall of the first connecting plate (13) is provided with a bolt (16) screwed into the screw hole (14).

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