CN220429497U

CN220429497U - Composite board structure

Info

Publication number: CN220429497U
Application number: CN202323594552.3U
Authority: CN
Inventors: 李司光; 高阶; 王淼; 黄森
Original assignee: Meimo Zhita Wuxi Technology Co ltd
Current assignee: Meimo Zhita Wuxi Technology Co ltd
Priority date: 2023-12-28
Filing date: 2023-12-28
Publication date: 2024-02-02
Anticipated expiration: 2033-12-28

Abstract

The utility model relates to the technical field of composite materials, in particular to a composite board structure, which comprises an upper panel; the lower panel is arranged opposite to the upper panel at intervals, and the upper panel and the lower panel are mutually parallel; the core layer is arranged between the upper panel and the lower panel, is connected with the upper panel and the lower panel, and is provided with first hollow cavities on the side surfaces at the periphery; the first support body and the first hollow cavity follow the shape, and the first support body is embedded in the first hollow cavity. The utility model can meet the requirements of light weight, high strength and high rigidity, and flexible configuration of the performance of the plate material and the use requirements of various occasions.

Description

Composite board structure

Technical Field

The utility model relates to the technical field of composite materials, in particular to a composite board structure.

Background

The sheet material is often used as a material for manufacturing parts, cabinets and the like in daily life. Existing sheet materials are typically one-piece sheet materials, the density and properties of which have been determined by the materials themselves. In general, a plate with a high density has a high strength, but has a high weight, and a plate with a low density has a low weight, but has insufficient strength, and the performance of the plate cannot be configured according to actual needs.

Accordingly, there is a need for a composite panel structure that addresses the above-described problems.

Disclosure of Invention

The utility model aims to provide a composite board structure which can meet the requirements of light weight, high strength and high rigidity, and flexible configuration of the performance of the board and use in various occasions.

To achieve the purpose, the utility model adopts the following technical scheme:

a composite panel body structure comprising:

an upper panel;

the lower panel is arranged opposite to the upper panel at intervals, and the upper panel and the lower panel are mutually parallel;

the core layer is arranged between the upper panel and the lower panel, is connected with the upper panel and the lower panel, and is provided with first hollow cavities on the side surfaces at the periphery;

the first support body and the first hollow cavity follow the shape, and the first support body is embedded in the first hollow cavity.

Further, the sandwich layer comprises two support plates, the edges around the support plates are in a shape of a Chinese character 'ji', the middle parts of the support plates are provided with middle part convex planes, the corners around the support plates are provided with corner convex planes, grooves are formed between the adjacent corner convex planes, and the two support plates are symmetrically connected to form the sandwich layer with the first hollow cavity around and the two second hollow cavities in the middle parts.

Further, the device also comprises a second support body, wherein the second support body and the second hollow cavity follow the shape, and the second support body is embedded in the second hollow cavity.

Further, an anti-slip structure is arranged on the wall surface of the first hollow cavity.

Further, the anti-slip structure comprises anti-slip protrusions, anti-slip grooves and/or anti-slip grooves.

Further, the length and the width of the composite board body structure are the same, the length of the composite board body structure is 10mm-35mm, and the height of the composite board body structure is 6.0mm-8.5mm.

Further, the depth of the groove is 1.5mm-5.0mm.

Further, the inclination angle of the corner convex plane of the supporting plate and the transitional inclined wall surface of the groove is 30-55 degrees.

Further, the transition inclined wall surface is in arc transition with the corner convex plane, and the radius of the transition arc is 0.8mm-3.0mm.

Further, the core layer is glued or welded with the upper panel and the lower panel.

The utility model has the beneficial effects that:

according to the composite board structure provided by the utility model, the upper panel and the lower panel are oppositely arranged at intervals and are parallel to each other, the core layer is arranged between the upper panel and the lower panel, the side surfaces of the periphery of the core layer are respectively provided with the first hollow cavity, and the first hollow cavities are filled with the first supporting bodies in a random shape. The performance and the density of the first support body can be adjusted according to actual needs, so that the light-weight plate can be light, high strength and high rigidity are achieved, the performance of the plate is flexibly configured, the first support body can be selectively filled or not filled, and the use requirements of various different occasions can be flexibly met.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following description will briefly explain the drawings needed in the description of the embodiments of the present utility model, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the contents of the embodiments of the present utility model and these drawings without inventive effort for those skilled in the art.

FIG. 1 is a schematic view of a composite panel structure according to the present utility model;

FIG. 2 is a schematic view of a support plate in a composite plate structure according to the present utility model;

fig. 3 is a schematic view of a core layer in a composite panel structure according to the present utility model.

In the figure:

10. an upper panel; 11. a lower panel; 12. a core layer; 121. a middle bulge plane; 122. corner convex plane; 123. a groove; 124. a transitional inclined wall surface; 125. a second hollow cavity; 126. the first hollow cavity.

Detailed Description

Before any embodiments of the application are explained in detail, it is to be understood that the application is not limited in its application to the details of construction and the arrangement of components set forth in the following description or illustrated in the following drawings.

In this application, the terms "comprises," "comprising," "has," "having," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

In the present application, the term "and/or" is an association relationship describing an association object, meaning that three relationships may exist. For example, a composite panel body structure and/or composite panel body structure may represent: there is a kind of composite sheet body structure alone, there is a kind of composite sheet body structure and composite sheet body structure simultaneously, exists the three kinds of circumstances of composite sheet body structure alone. In addition, the character "/" in this application generally indicates that the front-rear association object is an "and/or" relationship.

The terms "connected," "coupled," and "mounted" are used herein to describe either a direct connection, a coupling, or an installation, or an indirect connection, a coupling, or an installation. By way of example, two parts or components are connected together without intermediate members, and by indirect connection is meant that the two parts or components are respectively connected to at least one intermediate member, through which the two parts or components are connected. Further, "connected" and "coupled" are not restricted to physical or mechanical connections or couplings, and may include electrical connections or couplings.

In this application, one of ordinary skill in the art will understand that relative terms (e.g., "about," "approximately," "substantially," etc.) used in connection with quantities or conditions are intended to include the values and have the meanings indicated by the context. For example, the relative terms include at least the degree of error associated with the measurement of a particular value, the tolerance associated with a particular value resulting from manufacture, assembly, use, and the like. Such terms should also be considered to disclose a range defined by the absolute values of the two endpoints. Relative terms may refer to the addition or subtraction of a percentage (e.g., 1%,5%,10% or more) of the indicated value. Numerical values, not employing relative terms, should also be construed as having specific values of tolerance. Further, "substantially" when referring to relative angular positional relationships (e.g., substantially parallel, substantially perpendicular) may refer to adding or subtracting a degree (e.g., 1 degree, 5 degrees, 10 degrees, or more) from the indicated angle.

In this application, one of ordinary skill in the art will understand that a function performed by a component may be performed by one component, multiple components, a part, or multiple parts. Also, the functions performed by the elements may be performed by one element, by an assembly, or by a combination of elements.

In the present application, the terms "upper", "lower", "left", "right", "front", "rear", and the like are described in terms of orientation and positional relationship shown in the drawings, and should not be construed as limiting the embodiments of the present application. In the context of this document, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on the other element or be indirectly on the other element through intervening elements. It should also be understood that the terms upper, lower, left, right, front, back, etc. are not only intended to represent positive orientations, but also to be construed as lateral orientations. For example, the lower side may include a right lower side, a left lower side, a right lower side, a front lower side, a rear lower side, and the like.

In order to flexibly configure the performance of the material, and meet the requirement of light weight and simultaneously have high strength and high rigidity, the utility model provides a composite board body structure as shown in figures 1-3. The composite panel body structure comprises an upper panel 10, a lower panel 11 and a core layer 12.

Wherein the lower panel 11 and the upper panel 10 are arranged opposite to each other at intervals, and the upper panel 10 and the lower panel 11 are parallel to each other; the core layer 12 is arranged between the upper panel 10 and the lower panel 11, the core layer 12 is connected with the upper panel 10 and the lower panel 11, and the peripheral side surfaces of the core layer 12 are respectively provided with a first hollow cavity 126; the first support body and the first hollow cavity 126 follow the shape, and the first support body is embedded in the first hollow cavity 126.

The performance and the density of the first support body can be adjusted according to actual needs, so that the first support body has high strength and high rigidity while light weight is met, and the first support body can be selectively filled or not filled, so that the use requirements of various different occasions can be flexibly met. And the material and the performance of the first support body can be selected according to actual requirements, so that the composite board body structure has the functions of impact resistance, energy absorption, vibration reduction, sound insulation, bulletproof and explosion prevention and the like.

Further, when the first support is manufactured, the structural form of the core layer 12 may be utilized to form a closed foaming container, the size of the foaming container is required to be equal to that of the core layer 12, foaming of foam metal can be performed in the foaming container, because of viscosity and capillary action of liquid in the process of melt foaming, foam metal (including but not limited to aluminum foam and foam copper) obtained after foaming and cooling can be closely attached to the first hollow cavity 126 without pores, and then the upper panel 10 and the lower panel 11 are mounted in a welding or gluing mode, so that the effect of the multifunctional composite material is satisfied.

Further, the core layer 12 includes two support plates, the edges around the support plates are shaped like a Chinese character 'ji', the middle part of each support plate is provided with a middle part protruding plane 121, the corners around the support plates are provided with corner protruding planes 122, a groove 123 is formed between the adjacent corner protruding planes 122, and the two support plates are symmetrically connected to form the core layer 12 with the first hollow cavity 126 around and the two second hollow cavities 125 in the middle part. Specifically, the support plate may be manufactured by a stamping process, and by designing the support plate to have the above structure, the first hollow cavity 126 and the second hollow cavity 125 are formed while the strength of the core layer 12 can be ensured, thereby realizing a lightweight design. In actual use, the first support and the second support may be configured as needed, without undue limitation.

Further, the composite board structure further includes a second supporting body, the second supporting body and the second hollow cavity 125 follow the shape, and the second supporting body is embedded in the second hollow cavity 125. Specifically, the material and properties of the second support may be the same as or different from those of the first support, and the first support or the second support may be selectively filled, or neither the first support nor the second support may be filled, which is not limited herein. Through the arrangement, the second supporting body filled in the second hollow cavity 125 is utilized to play a supporting role on one hand, and on the other hand, the performance of the composite board body structure can be improved according to requirements.

Further, an anti-slip structure is disposed on a wall surface of the first hollow cavity 126. Through setting up anti-skidding structure, when inlaying and establishing first supporter, can guarantee that first supporter and the wall of first fretwork cavity 126 closely laminate, can not become flexible to satisfy the demand of densely packing.

Further, the anti-slip structure comprises anti-slip protrusions, anti-slip grooves and/or anti-slip grooves. Specifically, according to the actual need configuration anti-skidding structure, the non-skid protrusions, anti-skidding lines and/or anti-skidding grooves can increase friction when being matched with the first support body, if the first support body is manufactured by adopting a foaming process, the core layer 12 can be placed into the foaming device for filling, and the first support body and the anti-skidding structure can be ensured to be stably combined.

Further, an anti-slip structure is also disposed on the wall surface of the second hollow cavity 125, so that the second support body and the second hollow cavity 125 can be ensured to be stably connected. Specifically, the anti-slip structure in the second hollow cavity 125 is also anti-slip protrusions, anti-slip patterns and/or anti-slip grooves, which will not be described in detail herein.

Further, the length and the width of the composite board body structure are the same, the length of the composite board body structure is 10mm-35mm, and the height of the composite board body structure is 6.0mm-8.5mm. Through the size of limiting the composite board body structure, when guaranteeing that the composite board body structure satisfies lightweight design, occupation space is less, avoids taking too much space.

Further, the depth of the groove 123 is 1.5mm to 5.0mm. By limiting the height of the support plate, the manufacture is facilitated, and meanwhile, the support plate is prevented from tearing in the stamping process.

Further, the corner projection plane 122 of the support plate is inclined at an angle of 30 ° -55 ° to the transition inclined wall surface 124 of the recess 123. Through the arrangement, stamping is convenient to conduct, and after stamping, the stamping head of the stamping machine is convenient to separate from the supporting plate. Also, the greater the inclination angle of the corner projection plane 122 of the support plate and the transition inclined wall surface 124 of the groove 123, the deeper the depth of the groove 123 at the same size, the smaller the area of the support plate accordingly. In the process of processing the support plate, the inclination angle of the transition inclined wall surface 124 of the corner protrusion plane 122 and the groove 123 of the support plate is determined according to actual needs, and is not limited in any way. In other embodiments, the support plate may also be manufactured using 3D printing, without undue limitation.

Further, the transition inclined wall surface 124 is in arc transition with the corner convex plane 122, and the radius of the transition arc is 0.8mm-3.0mm. Specifically, the transition inclined wall surface 124 and the bottom surface of the groove 123 are also in arc transition. By employing the arc transition, the stamping fabrication is facilitated while avoiding stress concentrations at the corners, thereby ensuring the quality of the fabricated core layer 12.

Further, the core layer 12 is glued or welded to the upper panel 10 and the lower panel 11. Through adopting above-mentioned connected mode, can carry out the installation of top panel 10 and bottom panel 11 again after having filled first supporter and second supporter as required to when guaranteeing that first supporter and second supporter are filled, can closely laminate sandwich layer 12 and not have the hole, satisfy the demand of densely packing.

In the composite board structure provided in this embodiment, the first hollow cavity 126 and the second hollow cavity 125 can be filled with different materials with different characteristics, so as to create an energy absorbing body meeting the requirements of multi-condition impact energy absorption and bulletproof and explosion-proof, and the multi-functional characteristics of the composite board structure are satisfied.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. Composite board body structure, its characterized in that includes:

an upper panel (10);

a lower panel (11) disposed opposite to the upper panel (10) at a distance, wherein the upper panel (10) and the lower panel (11) are parallel to each other;

the core layer (12), the core layer (12) is arranged between the upper panel (10) and the lower panel (11), and is connected with the upper panel (10) and the lower panel (11), and the peripheral side surfaces of the core layer (12) are provided with first hollow cavities (126);

the first support body and the first hollow cavity (126) follow the shape, and the first support body is embedded in the first hollow cavity (126).

2. The composite board structure according to claim 1, wherein the core layer (12) comprises two support boards, the peripheral edges of the support boards are shaped like a Chinese character 'ji', the middle part of each support board is provided with a middle part protruding plane (121), the peripheral corners of each support board are provided with corner protruding planes (122), grooves (123) are formed between the adjacent corner protruding planes (122), and the two support boards are symmetrically connected to form the core layer (12) with the first hollow cavity (126) around and the two second hollow cavities (125) in the middle part.

3. The composite panel structure of claim 2, further comprising a second support body conforming to the second hollow cavity (125), the second support body embedded in the second hollow cavity (125).

4. The composite panel structure of claim 1, wherein the wall of the first hollow cavity (126) is provided with an anti-slip structure.

5. The composite panel structure of claim 4, wherein the slip resistant structure comprises cleats, and/or anti-slip grooves.

6. The composite panel body structure of claim 1, wherein the composite panel body structure has the same length and width, and the composite panel body structure has a length of 10mm to 35mm and a height of 6.0mm to 8.5mm.

7. A composite board structure according to claim 2, wherein the depth of the groove (123) is 1.5mm-5.0mm.

8. A composite panel structure according to claim 2, wherein the angle of inclination of the corner projection plane (122) of the support panel to the transition inclined wall surface (124) of the recess (123) is 30 ° -55 °.

9. The composite panel structure of claim 8, wherein the transition sloped wall surface (124) transitions with the corner convex plane (122) arc and the radius of the transition arc is 0.8mm-3.0mm.

10. Composite panel structure according to claim 1, wherein the core layer (12) is glued or welded to the upper panel (10) and the lower panel (11).