CN214056804U - Corrugated container board of high compressive strength - Google Patents

Abstract

The utility model belongs to the technical field of corrugated container board's technique and specifically relates to a high compressive strength corrugated container board is related to, it include the core paper and set up in facial tissue on the core paper both sides surface, be provided with a plurality of injecting glue mouths on the facial tissue, the injecting glue mouth is used for carrying out the injecting glue to the core paper. This application has the effect that compressive strength is big.

Description

Corrugated container board of high compressive strength

Technical Field

The application relates to the technical field of corrugated boards, in particular to a corrugated board with high compressive strength.

Background

The corrugated board is light in weight, cheap in price, wide in application, simple in manufacture, and capable of being recycled and even reused at the beginning of 18 th century and 19 th century, so that the application of the corrugated board is remarkably increased. By the beginning of the 20 th century, the packaging has been widely popularized, popularized and applied for various commodities. Packaging containers made using corrugated paperboard have enjoyed great success in competing with a variety of packaging materials, due to their unique properties and advantages for the beautification and protection of the contents. Becoming one of the main materials for manufacturing packaging containers which have not been used for a long time and have been developed rapidly so far.

The corrugated board is a multi-layer adhesive body, at least consists of a layer of core paper interlayer (commonly known as 'hole paper', 'corrugated core paper', 'corrugated paper core', 'corrugated raw paper') and a layer of paper board (also known as 'box board', 'box paper board'), is formed by bonding at least one layer of corrugated paper and one layer of box board paper (also known as box paper board), and has good elasticity and extensibility. The method is mainly used for manufacturing cartons, the sandwich of the cartons and other packaging materials of fragile commodities.

However, the strength of the existing corrugated board is generally not high, and the corrugated board is easily damaged when being subjected to pressure or impact, so that the protection effect on articles is reduced, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to improve corrugated container board's intensity, this application provides a high compressive strength corrugated container board.

The application provides a high compressive strength corrugated container board adopts following technical scheme:

the corrugated board with high compressive strength comprises core paper and surface paper arranged on the surfaces of two sides of the core paper, wherein the surface paper is provided with a plurality of glue injection ports, and the glue injection ports are used for injecting glue into the core paper.

Through adopting above-mentioned technical scheme, operating personnel injects into the core paper through the injecting glue mouth with glue, and glue after the glue drying forms the strip support of stereoplasm in cardboard inside, and the glue after the drying can improve the compressive strength of cardboard to ambient pressure.

Preferably, the cross section of the core paper is arranged in a wave shape.

Through adopting above-mentioned technical scheme, the wave sets up can improve the shock resistance of core paper to external impact to improve the intensity of cardboard.

Preferably, the glue injection ports are arranged at intervals along the extending direction of the wavy section of the core paper.

Through adopting above-mentioned technical scheme, such setting up can make the use amount that reduces glue when the injecting glue to make the cardboard have good compressive strength, make the cardboard can have certain shape of buckling simultaneously, thereby improve the processing nature.

Preferably, it is provided with the gasket to rotate on the facial tissue, the gasket orientation in a side surface of facial tissue is provided with the gluing layer, the gasket rotates the lid and fits the injecting glue mouth, the gluing layer with the facial tissue bonds mutually.

Through adopting above-mentioned technical scheme, to pour when operating personnel and pour through the injecting glue mouth and pour into on the core paper back, operating personnel rotates the gasket and covers the injecting glue mouth, and the gluing layer bonds with the facial tissue mutually to make the gasket fix on the facial tissue, the gasket can play the effect of blockking to undried glue on the core paper, make glue be difficult for leaking out from the injecting glue mouth.

Preferably, a release paper layer is arranged on the adhesive layer.

Through adopting above-mentioned technical scheme, from the type paper layer on the gluing layer can play the guard action to the gluing layer, need not paste the gasket on the injecting glue mouth when, can play isolated effect between gluing layer and cardboard from the type paper layer for the gasket can not glue on the cardboard.

Preferably, a tear tape is arranged on the release paper layer.

Through adopting above-mentioned technical scheme, operating personnel is through holding the tear tape, can be convenient tear off the type paper layer to the convenience of operation has been increased.

Preferably, the side edge of the medium paper is provided with a sealing film, and the sealing film is connected with the surface paper on two sides of the medium paper.

Through adopting above-mentioned technical scheme, when operating personnel injected glue into the core paper through the injecting glue mouth, the seal membrane of core paper side enables the difficult side leakage from the core paper of glue of not drying to the stability of production has been improved.

Preferably, the surface of one side of the face paper, which is far away from the core paper, is provided with a plastic film layer.

Through adopting above-mentioned technical scheme, the waterproof ability of cardboard can be increased to the plastic film layer, prevents that the cardboard from becoming soft after being splashed the back by water, the cardboard absorbs moisture to cause the decline of intensity.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the operating personnel injects glue into the core paper through the injecting glue mouth, and glue forms the strip support of stereoplasm in cardboard inside after the glue is dry, and the compressive strength of cardboard to ambient pressure can be improved to the glue after the drying.

2. After the operating personnel will pour and pour into the core paper through the injecting glue mouth on, operating personnel rotates the gasket and covers the injecting glue mouth, and the gluing layer bonds with the facial tissue mutually to make the gasket fix on the facial tissue, the gasket can play the effect of blockking to undried glue on the core paper, make glue be difficult for leaking out from the injecting glue mouth.

3. From the type paper layer on the glutinous layer can play the guard action to gluing the layer, need not paste the gasket on the injecting glue mouth when, can play isolated effect between gluing layer and cardboard from the type paper layer for the gasket can not glue on the cardboard.

Drawings

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

Fig. 2 is a schematic view showing the assembly relationship of the medium paper, the face paper and the plastic film layer in the embodiment of the present application.

Fig. 3 is an enlarged schematic view of a portion a in fig. 1.

In the figure: 1. core paper; 11. wave crest; 12. a trough of a wave; 2. surface paper; 21. a glue injection port; 22. a plastic film layer; 3. sealing the sheet; 31. an adhesive layer; 32. a release paper layer; 321. tearing the strip; 4. and (5) sealing the film.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses high compressive strength corrugated container board. Referring to fig. 1 and 2, the core paper comprises a core paper 1 and surface papers 2, wherein the core paper 1 is arranged in a rectangular shape, the surface papers 2 are arranged on two side surfaces of the core paper 1, the longitudinal section of the core paper 1 is arranged in a wave shape, the longitudinal section of the core paper 1 is provided with wave crests 11 and wave troughs 12, one surface paper 2 is adhered and fixed on the wave crests 11, the other surface paper 2 is adhered and fixed on the wave troughs 12, four side edges of the surface paper 2 are respectively and correspondingly connected with four side edges of the core paper 1, and in addition, a plastic film layer 22 is adhered and fixed on one side surface of the surface paper 2, which is far away from the core paper 1; the plastic film layer 22 can increase the waterproof capability of the paperboard, and prevent the paperboard from becoming soft after absorbing moisture after being splashed by water, thereby causing the reduction of strength.

Referring to fig. 1 and 2, a plurality of glue injection ports 21 are formed in the face paper 2 on one side, the glue injection ports 21 penetrate through the two side surfaces of the face paper 2, the glue injection ports 21 are located between the two wave crests 11, the glue injection ports 21 are used for injecting glue into the core paper 1, and in the embodiment, the glue is preferably epoxy resin glue; a plurality of injecting glue mouths 21 are arranged along the direction interval that 1 wave-shaped cross-section of core paper extends, and the interval has three crest 11 between per two injecting glue mouths 21, and such setting up can make the use amount that reduces glue when the injecting glue to make the cardboard have good compressive strength, make the cardboard have certain shape of buckling simultaneously, thereby improve the processability.

Referring to fig. 1 and 3, a plurality of sealing pieces 3 are arranged on the surface paper 2, and in the embodiment, the material of the sealing pieces 3 is preferably plastic; one side of the sealing sheet 3 is bonded and fixed on the surface of the face paper 2 departing from the core paper 1, the sealing sheet 3 is rotated to cover the glue injection opening 21, the surface of one side of the sealing sheet 3 facing the face paper 2 is bonded with an adhesive layer 31, in the embodiment, the material of the adhesive layer 31 is preferably non-setting adhesive; the adhesive layer 31 is bonded to the face paper 2. Meanwhile, a release paper layer 32 is bonded on the adhesive layer 31, and a tear strip 321 is integrally formed on the release paper layer 32; from type paper layer 32 on the gluing layer 31 can play the guard action to gluing layer 31, need not paste the gasket 3 on injecting glue mouth 21 time, can play isolated effect between gluing layer 31 and cardboard from type paper layer 32 for gasket 3 can not glue on the cardboard, and operating personnel is through holding tear strip 321, can be convenient tear off from type paper layer 32. In addition, the side edge of the paperboard is provided with a sealing film 4, and the surface of the sealing film 4 is respectively bonded and fixedly connected with the side edges of the medium paper 1 and the surface paper 2; when an operator injects glue into the core paper 1 through the glue injection port 21, the sealing film 4 on the side edge of the core paper 1 can prevent the un-dried glue from leaking out of the side edge of the core paper 1, thereby improving the production stability.

The implementation principle of the embodiment of the application is as follows: the operating personnel injects glue into core paper 1 through injecting glue mouth 21 in, then will tear from type ply 32, fixes the gasket 3 bonding and closes injecting glue mouth 21 on facial tissue 2 upper cover, glue after the glue drying forms the strip support of stereoplasm in cardboard inside, and the glue after the drying can improve the compressive strength of cardboard to ambient pressure.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (7)

1. The utility model provides a high compressive strength corrugated container board, includes core paper (1) and set up in facial tissue (2) on core paper (1) both sides surface, its characterized in that: the face paper (2) is provided with a plurality of glue injection ports (21), and the glue injection ports (21) are used for injecting glue into the core paper (1); rotate on facial tissue (2) and be provided with gasket (3), gasket (3) orientation in a side surface of facial tissue (2) is provided with gluing layer (31), gasket (3) rotate the lid and coincide injecting glue mouth (21), gluing layer (31) with facial tissue (2) are glued mutually.

2. The high compressive strength corrugated cardboard of claim 1, wherein: the section of the core paper (1) is arranged in a wave shape.

3. The high compressive strength corrugated cardboard of claim 2, wherein: the glue injection ports (21) are arranged at intervals along the extending direction of the wave-shaped section of the core paper (1).

4. The high compressive strength corrugated cardboard of claim 1, wherein: and a release paper layer (32) is arranged on the adhesive layer (31).

5. The high compressive strength corrugated cardboard of claim 4, wherein: and a tear tape (321) is arranged on the release paper layer (32).

6. The high compressive strength corrugated cardboard of claim 1, wherein: the side of core paper (1) is provided with sealing membrane (4), sealing membrane (4) connect in facial tissue (2) of core paper (1) both sides.

7. The high compressive strength corrugated cardboard of claim 1, wherein: and a plastic film layer (22) is arranged on the surface of one side, deviating from the core paper (1), of the surface paper (2).

Images