CN218398586U

CN218398586U - Container bottom plate

Info

Publication number: CN218398586U
Application number: CN202222342938.4U
Authority: CN
Inventors: 董国斌; 卢建房; 朱泽其
Original assignee: Hengyang Zhongji New Material Technology Co ltd; China International Marine Containers Group Co Ltd; CIMC Containers Holding Co Ltd; CIMC Eco Material Supply Co Ltd
Current assignee: Hengyang Zhongji New Material Technology Co ltd; China International Marine Containers Group Co Ltd; CIMC Containers Holding Co Ltd; CIMC Eco Material Supply Co Ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2023-01-31
Anticipated expiration: 2032-09-01

Abstract

The application discloses a container bottom plate. The container floor includes a structure body and a finish layer attached to an upper surface of the structure body, wherein the structure body is constructed in a multi-layered structure having n layers, and the (n + 1)/2 th layer is constructed as a central layer when the total number of the structure body is singular, or the (n/2) th layer and the (n + 2)/2 th layer are constructed as a central layer when the total number of the structure body is double. The structure body comprises two first transverse wood veneer layers, two second transverse wood veneer layers and a plurality of longitudinal bamboo curtain layers. Two first transverse wood veneer layers are arranged on the 2 nd layer and the (n-1) th layer of the structure body; the difference between the number of the second transverse wood veneer layers and the number of the central layers is greater than or equal to 5; and other layers between two adjacent transverse wood veneer layers are all constructed into longitudinal bamboo curtain layers. The structure of the existing container bottom plate is optimized, and the provided container bottom plate has stable physical performance and all performance indexes superior to national standard requirements and industrial standard requirements of the container bottom plate.

Description

Container bottom plate

Technical Field

The application relates to the technical field of containers, in particular to a container bottom plate.

Background

The main bearing surface of the container is a bottom plate, and the container manufacturing industry requires that the bottom plate has high mechanical property, appearance quality, impact resistance and aging resistance. At present, compared with the mainstream bamboo-wood composite container bottom plate, the structure is generally 20 or 21 or 22 layers, the 8 th layer and the 13 th layer or the 9 th layer and the 14 th layer of the structure are transverse wood veneers, the defects of the structure are obvious, and because the two transverse wood veneers in the middle are too close to the center of the container bottom plate, when a short-distance bending resistance test is carried out, because the two veneers in the middle are easily damaged by shearing, the detection index is unstable, and sometimes the standard requirement can not be met.

Therefore, there is a need for a container floor that at least partially addresses the above problems.

SUMMERY OF THE UTILITY MODEL

In the summary section a series of concepts in a simplified form is introduced, which will be described in further detail in the detailed description section. The summary of the present application is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used as an aid in determining the scope of the claimed subject matter.

To at least partially address the above-mentioned problems, the present application provides a container floor. The container bottom plate comprises a structural body and a decorative layer attached to the upper surface of the structural body, wherein the structural body is constructed into a multilayer structure with n layers, the (n + 1)/2 th layer is constructed into a central layer when the total number of the structural body is odd, or the (n/2) th layer and the (n + 2)/2 th layer are constructed into a central layer when the total number of the structural body is even;

wherein the structural body includes:

two first transverse wood veneer layers disposed on the 2 nd and the (n-1) th layers of the structure;

two second transverse wood veneer layers, wherein the difference between the number of layers of the second transverse wood veneer layers and the number of layers of the central layer is greater than or equal to 5;

and other layers between two adjacent transverse wood veneer layers are all constructed into the longitudinal bamboo curtain layers.

Optionally, the finishing layer is an impregnated paper layer.

Optionally, two of the second transverse wood veneer layers are symmetrically disposed with respect to the central layer.

Optionally, the structure is constructed as a multilayer structure having 21 layers, two of the second transverse wood veneer layers being disposed at the 6 th and 16 th layers, respectively.

Optionally, the 1 st layer of the structure is configured as a longitudinal wood veneer layer or a bamboo mat layer.

Optionally, the nth layer of the structure is configured as a longitudinal wood veneer layer, a bamboo mat layer, or a glass fiber reinforced composite layer.

Optionally, the adjacent longitudinal bamboo curtain layers are arranged in a head-to-tail crossing manner.

According to the container bottom plate of this application, the number of piles distance of middle two-layer horizontal wood veneer (be the horizontal wood veneer layer of second promptly) and the center of container bottom plate (be the middle floor) is 5 layers at least, when consequently doing short-range bending resistance test, middle two-layer horizontal wood veneer layer is difficult to receive to cut and is destroyed, and container bottom plate detects the index more stable, and not only physical properties is very stable, and all performance index are superior to container bottom plate national standard requirement and industry standard requirement moreover.

Drawings

The following drawings of the present application are included to provide an understanding of the present application. The drawings illustrate embodiments of the application and, together with the description, serve to explain the principles of the application.

In the drawings:

fig. 1 is a schematic view of a container floor according to a preferred embodiment of the present application.

Description of reference numerals:

100: the container floor 110: finishing layer

120: structure body 121: first transverse wood veneer layer

122: second transverse wood veneer layer 123: longitudinal bamboo curtain layer

124: longitudinal wood veneer layer

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present application. It will be apparent, however, to one skilled in the art, that the present application may be practiced without one or more of these specific details. In other instances, well-known features of the art have not been described in order to avoid obscuring the present application.

It should be noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

Ordinal words such as "first" and "second" are referred to in this application as labels only, and do not have any other meaning, such as a particular order, etc. Also, for example, the term "first component" does not itself imply the presence of "second component", and the term "second component" does not itself imply the presence of "first component". It is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", and the like are used herein for purposes of illustration only and are not limiting.

Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings.

The present application provides a container floor 100, the container floor 100 including a structure body 120 and a finish layer 110 attached to an upper surface of the structure body 120, wherein the structure body 120 is configured as a multi-layered structure having n layers. The (n + 1)/2 th layer is configured as a central layer when the total number of the structures 120 is singular, or the (n/2) th layer and the (n + 2)/2 th layer are configured as central layers when the total number of the structures 120 is even. The structure 120 includes two first transverse wood veneer layers 121, two second transverse wood veneer layers 122, and a plurality of longitudinal bamboo curtain layers 123. Two first transverse wood veneer layers 121 are disposed on the 2 nd and n-1 st layers of the structure 120. The difference between the number of layers where the two second transverse wood veneer layers 122 are located and the number of layers of the central layer is greater than or equal to 5. And the other layers between the adjacent two first transverse wood veneer layers 121 and/or two second transverse wood veneer layers 122 are each configured as a longitudinal bamboo curtain layer 123.

According to the container bottom plate 100 of the application, the layer number distance between the middle two layers of transverse wood veneers (namely the second transverse wood veneer layer 122) and the center (namely the central layer) of the container bottom plate 100 is at least 5 layers, so that when a short-distance bending resistance test is carried out, the middle two layers of transverse wood veneer layers are not easy to shear and damage, the detection index of the container bottom plate 100 is more stable, not only is the physical performance very stable, but also all the performance indexes are superior to the national standard requirement and the industrial standard requirement of the container bottom plate.

Specifically, the container floor 100 of the present application will be further described with reference to embodiment 1 shown in fig. 1. The container bottom plate 100 is formed by hot press molding each layer of the structural body 120 and the finish layer 110 in one step. The structure 120 is constructed as a multi-layer structure (ply 1-ply 21) having 21 layers, wherein the eleventh layer (ply 11) is a central layer, and each layer of the structure 120 from top to bottom is: the first layer (ply 1) is a longitudinal wood veneer layer 124, the second layer (ply 2) is a first transverse wood veneer layer 121, the third layer to the fifth layer (ply 3-ply 5) are longitudinal bamboo curtain layers 123, the sixth layer (ply 6) is a second transverse wood veneer layer 122, the seventh layer to the fifteenth layer (ply 7-ply 15) are longitudinal bamboo curtain layers 123, the sixteenth layer (ply 16) is a second transverse wood veneer layer 122, the seventeenth layer to the nineteenth layer (ply 17-ply 19) are longitudinal bamboo curtain layers 123, the twentieth layer (ply 20) is a first transverse wood veneer layer 121, and the twenty-first layer (ply 21) is a longitudinal wood veneer layer 124. Preferably, the adjacent longitudinal bamboo curtain layers 123 are arranged end to end in a crossing manner.

Embodiments 2 and 3 of the present application are modifications of embodiment 1. The structures 120 of embodiments 2 and 3 have similar structures and/or constructions to the structure 120 of embodiment 1, except that the layers 1 and 21 can be made of different materials. The detailed description of embodiments 2 and 3 will not be repeated for the sake of brevity, and the structures of the container floor 100 of the above three different embodiments are shown in tabular form only.

The present application further provides a method of making a container floor 100. The following describes the manufacturing method.

Step S101: and (5) drying.

Drying the single board until the water content is less than or equal to 6 percent, and drying the wet bamboo curtain until the water content is 8-12 percent.

Step S102: and (6) dipping glue.

Soaking the dried bamboo curtain in phenolic resin with solid content of 33-34%, wherein antiseptic is added in a certain proportion.

Step S103: and (5) secondary drying.

And (3) drying the bamboo curtain for the second time after gum dipping until the water content is 8-16% and the drying temperature is 65-85 ℃.

Step S104: and (6) arranging plates.

In the plate arranging process, the adjacent longitudinal bamboo curtain layers 123 are arranged in a head-to-tail inverted and crossed manner, so that the uniformity of glue amount is further ensured, and the glue amount of single plate glue distribution is 170-230g/m ² 。

Step S105: and (5) hot pressing.

The hot-pressing pressure maintaining time is 40 minutes, and the pressure maintaining temperature is 125-135 ℃.

Unless defined otherwise, technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. Features described herein in one embodiment may be applied to another embodiment, either alone or in combination with other features, unless the feature is otherwise inapplicable or otherwise stated in the other embodiment.

The present application has been described in terms of the above-described embodiments, but it should be understood that the above-described embodiments are for illustrative and descriptive purposes only, and the present application is not limited to the above-described embodiments, and that many variations and modifications may be made in accordance with the teachings of the present application and such variations and modifications are within the scope of the present application as claimed.

Claims

1. A container floor comprising a structural body and a finish layer attached to an upper surface of the structural body, wherein the structural body is constructed in a multi-layer structure having n layers, and the (n + 1)/2 th layer is constructed as a central layer when the total number of the structural body is singular, or the (n/2) th layer and the (n + 2)/2 th layer are constructed as central layers when the total number of the structural body is even;

wherein the structural body includes:

two first transverse wood veneer layers disposed on the 2 nd and n-1 st layers of the structure;

2. The container floor of claim 1, wherein the finish layer is an impregnated paper layer.

3. A container floor according to claim 1 in which two of the second transverse wood veneer layers are symmetrically disposed with respect to the central layer.

4. A container floor according to claim 3, wherein said structure is constructed as a multi-layer structure having 21 layers, and two of said second transverse wood veneer layers are provided at the 6 th and 16 th layers, respectively.

5. A container flooring according to any of claims 1 to 4, wherein the 1 st layer of the structure is configured as a longitudinal wood veneer layer or a bamboo mat layer.

6. A container floor according to any of claims 1 to 4, wherein the nth layer of the structure is configured as a longitudinal wood veneer layer, a bamboo mat layer or a glass fibre reinforced composite layer.

7. The container bottom plate according to any one of claims 1 to 4, wherein adjacent longitudinal bamboo curtain layers are arranged end to end in a crossing manner.