CN212737399U

CN212737399U - High-strength thin-wall composite corrugated board

Info

Publication number: CN212737399U
Application number: CN202020818038.0U
Authority: CN
Inventors: 李宴新; 郭鹏; 刘帅
Original assignee: Tianjin Dansheng Packing Co ltd
Current assignee: Tianjin Dansheng Packing Co ltd
Priority date: 2020-05-15
Filing date: 2020-05-15
Publication date: 2021-03-19
Anticipated expiration: 2030-05-15

Abstract

The utility model relates to the technical field of paper boards, and discloses a high-strength thin-wall composite corrugated paper board, which comprises an upper layer paper board, a paper core and a lower layer paper board, wherein the inner wall of the upper part of the upper layer paper board is provided with a flame-retardant layer with a fireproof effect, the left end of the flame-retardant layer is provided with a first elastic plate, the lower surface of the elastic plate is fixedly connected with a first disc, the left end of the first disc is fixedly connected with a first crank, the right end of the first disc is fixedly connected with a first spring, the right end of the first spring is fixedly connected with a first elastic strip, the right end of the first elastic strip is provided with the paper core, the right end of the paper core is provided with a second elastic strip, the right surface of the second elastic strip is fixedly connected with a second spring, the right end of the second spring is fixedly connected with a second disc, the height of the second, the lower extreme fixedly connected with waterproof layer of refill possesses waterproof effect.

Description

High-strength thin-wall composite corrugated board

Technical Field

The utility model relates to a cardboard technical field specifically is a compound corrugated container board of high strength thin wall.

Background

Corrugated boxes composed of corrugated boards are used as traditional and indispensable packaging containers, and are popular for hundreds of years, along with the continuous improvement of the living standard of people, the continuous development of market economy and the continuous flourishing of commodity markets, the effect of the corrugated boxes is slightly changed, the sales volume of the traditional corrugated boxes for transportation starts to be continuously reduced, the market demand of the corrugated boxes with higher strength is increased day by day, and the strength requirement of the corrugated boards is more strict.

The height of the existing corrugated board can not be adjusted according to the size of a required packaged object, the corrugated board is easy to deform due to wiping in the using process, the damping effect is poor, the corrugated board does not have the fireproof and damp-proof functions, and the packaged object is easy to damage and cause loss.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a compound corrugated container board of high strength thin wall possesses fire prevention, waterproof, shock attenuation, can freely adjust advantages such as height, has solved the problem of mentioning in the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a high-strength thin-wall composite corrugated board comprises an upper paperboard, a paper core and a lower paperboard, wherein a flame-retardant layer is arranged on the inner wall of the upper portion of the upper paperboard, the paperboard is fixedly connected to the inner surface of the lower end of the upper paperboard, a first elastic plate is arranged at the left end of the flame-retardant layer, a first disc is fixedly connected to the lower surface of the elastic plate, a first crank is fixedly connected to the left end of the disc, a first spring is fixedly connected to the right end of the disc, a first elastic strip is fixedly connected to the right end of the first spring, the paper core is arranged at the right end of the first elastic strip, the first elastic strip is positioned in the paper core, a second elastic strip is arranged at the right end of the paper core, the second elastic strip is positioned in the paper core, a second spring is fixedly connected to the right surface of the second elastic strip, a second disc is fixedly connected to the right, the left end of the second elastic plate is fixedly connected with the upper layer paper board, the third spring is placed inside the paper core, the upper portion of the third spring is fixedly connected with the lower surface of the paper board, the lower portion of the third spring is fixedly connected with the lower surface of the paper core, the lower end of the paper core is fixedly connected with a waterproof layer, and the lower end of the waterproof layer is fixedly connected with the lower layer paper board.

Preferably, the springs are arranged in a three-equal-distance mode inside the paper core.

Preferably, one end of the first elastic strip and one end of the second elastic strip, which are close to the middle of the paper core, are inclined planes.

Preferably, the waterproof layer is made of plastic film or kraft paper.

(III) advantageous effects

Compared with the prior art, the utility model provides a compound corrugated container board of high strength thin wall possesses following beneficial effect:

1. this compound corrugated container board of high strength thin wall, be connected with disc one through elastic plate a fixed surface, disc one left end fixedly connected with crank one, disc one right-hand member fixedly connected with spring one, spring one right-hand member fixedly connected with elasticity strip one, inside elasticity strip one was located the refill, the refill right-hand member was provided with elasticity strip two, two right side fixed surface of elasticity strip are connected with spring two, two right-hand member fixedly connected with discs of spring two, the structure of two right-hand member fixedly connected with cranks two of disc, make the utility model discloses can freely adjust the height according to required size, and because the design on spring layer makes the shock attenuation effect of whole cardboard better, not fragile.

2. This compound corrugated container board of high strength thin wall has seted up fire-retardant layer through upper cardboard upper portion inner wall, and the structure of refill lower extreme fixedly connected with waterproof layer makes the utility model discloses possess fire prevention and waterproof characteristic, life is longer.

Drawings

Fig. 1 is a schematic view of the internal planar structure of the present invention.

In the figure: 1 upper layer cardboard, 2 refill, 3 lower floor's cardboard, 4 fire-retardant layers, 5 cardboard, 6 elastic plate one, 7 disc one, 8 crank one, 9 spring one, 10 elastic strip one, 11 elastic strip two, 12 spring two, 13 disc two, 14 crank two, 15 elastic plate two, 16 spring three, 17 waterproof layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, a high-strength thin-wall composite corrugated board comprises an upper layer paper board 1, a paper core 2 and a lower layer paper board 3, wherein a flame-retardant layer 4 is arranged on the inner wall of the upper part of the upper layer paper board 1, so that the structure has the characteristic of fire prevention, a paper board 5 is fixedly connected to the inner surface of the lower end of the upper layer paper board 1, a first elastic board 6 is arranged at the left end of the flame-retardant layer 4, a first disc 7 is fixedly connected to the lower surface of the first elastic board 6, a first crank 8 is fixedly connected to the left end of the first disc 7, a first spring 9 is fixedly connected to the right end of the first disc 7, a first elastic strip 10 is fixedly connected to the right end of the first spring 9, a paper core 2 is arranged at the right end of the first elastic strip 10, the first elastic strip 10 is positioned inside the paper core 2, a second elastic strip 11 is arranged at the right end of the paper core 2, one ends of the, two 12 right-hand members fixedly connected with discs 13 of spring, two 13 right-hand members fixedly connected with cranks two 14 of discs, make can freely adjust the height according to required size, because the design on spring layer makes the shock attenuation effect of whole cardboard better, it is not fragile, two 13 upper portions fixedly connected with elastic plate two 15 of discs, two 15 left ends of elastic plate and 1 fixed connection of upper cardboard, spring three 16 has been placed to refill 2 inside, spring three 16 equidistance range distributes inside refill 2, spring three 16 upper portion and 5 fixed surface connections of cardboard, spring three 16 lower parts and 2 fixed surface connections of refill, 2 lower extreme fixedly connected with waterproof layer 17 of refill, waterproof layer 17 is made by plastic film or kraft paper, make this structure have waterproof characteristic, long service life, waterproof layer 17 lower extreme and 3 fixed connection of lower floor's cardboard.

When the height-adjustable paper board is used and needs to be adjusted, the upper-layer paper board 1 is downwards extruded through external force, the paper board 5 moves downwards to extrude the first elastic strip 10 and the second elastic strip 11 to move downwards, the first spring 9 and the second spring 12 move downwards to generate deformation, the third spring 16 is downwards extruded and contracted, after the height is adjusted, the paper board 5 can be clamped on the first elastic strip 10 and the second elastic strip 11 and cannot move to complete contraction, when the height needs to be adjusted again, the first crank 8 and the second crank 14 are shaken to be right below the first disc 7 and the second disc 13, the springs can restore deformation, and the integral structure can reach the initial position to be adjusted again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a compound corrugated container board of high strength thin wall, includes upper cardboard (1), refill (2) and lower floor's cardboard (3), fire-retardant layer (4) have been seted up to upper cardboard (1) upper portion inner wall, fixed surface is connected with cardboard (5) in upper cardboard (1) lower extreme, fire-retardant layer (4) left end is provided with elastic sheet (6), its characterized in that: the lower surface of the first elastic plate (6) is fixedly connected with a first disc (7), the left end of the first disc (7) is fixedly connected with a first crank (8), the right end of the first disc (7) is fixedly connected with a first spring (9), the right end of the first spring (9) is fixedly connected with a first elastic strip (10), the right end of the first elastic strip (10) is provided with a paper core (2), the first elastic strip (10) is positioned inside the paper core (2), the right end of the paper core (2) is provided with a second elastic strip (11), the second elastic strip (11) is positioned inside the paper core (2), the right surface of the second elastic strip (11) is fixedly connected with a second spring (12), the right end of the second spring (12) is fixedly connected with a second disc (13), the right end of the second disc (13) is fixedly connected with a second crank (14), the upper part of the second disc (13) is fixedly connected, the utility model discloses a paper core, including elastic plate two (15) left end and upper strata cardboard (1) fixed connection, three (16) springs have been placed to refill (2) inside, three (16) upper portions of springs are connected with cardboard (5) lower fixed surface, three (16) lower parts of springs are connected with refill (2) lower fixed surface, refill (2) lower extreme fixedly connected with waterproof layer (17), waterproof layer (17) lower extreme and lower floor cardboard (3) fixed connection.

2. A high strength thin wall composite corrugated board according to claim 1, wherein: the three springs (16) are arranged and distributed in the paper core (2) at equal intervals.

3. A high strength thin wall composite corrugated board according to claim 1, wherein: one end of the elastic strip I (10) and one end of the elastic strip II (11) close to the middle of the paper core (2) are inclined planes.

4. A high strength thin wall composite corrugated board according to claim 1, wherein: the waterproof layer (17) is made of plastic film or kraft paper.